diff options
Diffstat (limited to 'drivers/clk')
128 files changed, 8449 insertions, 3135 deletions
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index 98efbfc..e2d9bd7 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -49,10 +49,10 @@ config COMMON_CLK_MAX77802 This driver supports Maxim 77802 crystal oscillator clock. config COMMON_CLK_RK808 - tristate "Clock driver for RK808" + tristate "Clock driver for RK808/RK818" depends on MFD_RK808 ---help--- - This driver supports RK808 crystal oscillator clock. These + This driver supports RK808 and RK818 crystal oscillator clock. These multi-function devices have two fixed-rate oscillators, clocked at 32KHz each. Clkout1 is always on, Clkout2 can off by control register. @@ -203,16 +203,19 @@ config COMMON_CLK_PIC32 config COMMON_CLK_OXNAS bool "Clock driver for the OXNAS SoC Family" + depends on ARCH_OXNAS || COMPILE_TEST select MFD_SYSCON ---help--- Support for the OXNAS SoC Family clocks. source "drivers/clk/bcm/Kconfig" source "drivers/clk/hisilicon/Kconfig" +source "drivers/clk/meson/Kconfig" source "drivers/clk/mvebu/Kconfig" source "drivers/clk/qcom/Kconfig" source "drivers/clk/renesas/Kconfig" source "drivers/clk/samsung/Kconfig" +source "drivers/clk/sunxi-ng/Kconfig" source "drivers/clk/tegra/Kconfig" source "drivers/clk/ti/Kconfig" diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index dcc5e69..3b6f9cf 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -16,13 +16,14 @@ obj-$(CONFIG_COMMON_CLK) += clk-conf.o endif # hardware specific clock types -# please keep this section sorted lexicographically by file/directory path name +# please keep this section sorted lexicographically by file path name obj-$(CONFIG_MACH_ASM9260) += clk-asm9260.o obj-$(CONFIG_COMMON_CLK_AXI_CLKGEN) += clk-axi-clkgen.o obj-$(CONFIG_ARCH_AXXIA) += clk-axm5516.o obj-$(CONFIG_COMMON_CLK_CDCE706) += clk-cdce706.o -obj-$(CONFIG_COMMON_CLK_CS2000_CP) += clk-cs2000-cp.o +obj-$(CONFIG_COMMON_CLK_CDCE925) += clk-cdce925.o obj-$(CONFIG_ARCH_CLPS711X) += clk-clps711x.o +obj-$(CONFIG_COMMON_CLK_CS2000_CP) += clk-cs2000-cp.o obj-$(CONFIG_ARCH_EFM32) += clk-efm32gg.o obj-$(CONFIG_ARCH_HIGHBANK) += clk-highbank.o obj-$(CONFIG_MACH_LOONGSON32) += clk-ls1x.o @@ -35,6 +36,7 @@ obj-$(CONFIG_ARCH_NOMADIK) += clk-nomadik.o obj-$(CONFIG_ARCH_NSPIRE) += clk-nspire.o obj-$(CONFIG_COMMON_CLK_OXNAS) += clk-oxnas.o obj-$(CONFIG_COMMON_CLK_PALMAS) += clk-palmas.o +obj-$(CONFIG_COMMON_CLK_PWM) += clk-pwm.o obj-$(CONFIG_CLK_QORIQ) += clk-qoriq.o obj-$(CONFIG_COMMON_CLK_RK808) += clk-rk808.o obj-$(CONFIG_COMMON_CLK_S2MPS11) += clk-s2mps11.o @@ -42,7 +44,6 @@ obj-$(CONFIG_COMMON_CLK_SCPI) += clk-scpi.o obj-$(CONFIG_COMMON_CLK_SI5351) += clk-si5351.o obj-$(CONFIG_COMMON_CLK_SI514) += clk-si514.o obj-$(CONFIG_COMMON_CLK_SI570) += clk-si570.o -obj-$(CONFIG_COMMON_CLK_CDCE925) += clk-cdce925.o obj-$(CONFIG_ARCH_STM32) += clk-stm32f4.o obj-$(CONFIG_ARCH_TANGO) += clk-tango4.o obj-$(CONFIG_CLK_TWL6040) += clk-twl6040.o @@ -50,35 +51,39 @@ obj-$(CONFIG_ARCH_U300) += clk-u300.o obj-$(CONFIG_ARCH_VT8500) += clk-vt8500.o obj-$(CONFIG_COMMON_CLK_WM831X) += clk-wm831x.o obj-$(CONFIG_COMMON_CLK_XGENE) += clk-xgene.o -obj-$(CONFIG_COMMON_CLK_PWM) += clk-pwm.o + +# please keep this section sorted lexicographically by directory path name obj-$(CONFIG_COMMON_CLK_AT91) += at91/ obj-$(CONFIG_ARCH_ARTPEC) += axis/ +obj-$(CONFIG_ARC_PLAT_AXS10X) += axs10x/ obj-y += bcm/ obj-$(CONFIG_ARCH_BERLIN) += berlin/ +obj-$(CONFIG_H8300) += h8300/ obj-$(CONFIG_ARCH_HISI) += hisilicon/ obj-$(CONFIG_ARCH_MXC) += imx/ obj-$(CONFIG_MACH_INGENIC) += ingenic/ obj-$(CONFIG_COMMON_CLK_KEYSTONE) += keystone/ obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/ +obj-$(CONFIG_COMMON_CLK_AMLOGIC) += meson/ obj-$(CONFIG_MACH_PIC32) += microchip/ ifeq ($(CONFIG_COMMON_CLK), y) obj-$(CONFIG_ARCH_MMP) += mmp/ endif obj-y += mvebu/ -obj-$(CONFIG_ARCH_MESON) += meson/ obj-$(CONFIG_ARCH_MXS) += mxs/ -obj-$(CONFIG_MACH_PISTACHIO) += pistachio/ obj-$(CONFIG_COMMON_CLK_NXP) += nxp/ +obj-$(CONFIG_MACH_PISTACHIO) += pistachio/ obj-$(CONFIG_COMMON_CLK_PXA) += pxa/ obj-$(CONFIG_COMMON_CLK_QCOM) += qcom/ +obj-$(CONFIG_ARCH_RENESAS) += renesas/ obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip/ obj-$(CONFIG_COMMON_CLK_SAMSUNG) += samsung/ -obj-$(CONFIG_ARCH_RENESAS) += renesas/ obj-$(CONFIG_ARCH_SIRF) += sirf/ obj-$(CONFIG_ARCH_SOCFPGA) += socfpga/ obj-$(CONFIG_PLAT_SPEAR) += spear/ obj-$(CONFIG_ARCH_STI) += st/ obj-$(CONFIG_ARCH_SUNXI) += sunxi/ +obj-$(CONFIG_ARCH_SUNXI) += sunxi-ng/ obj-$(CONFIG_ARCH_TEGRA) += tegra/ obj-y += ti/ obj-$(CONFIG_ARCH_U8500) += ux500/ @@ -86,5 +91,3 @@ obj-$(CONFIG_COMMON_CLK_VERSATILE) += versatile/ obj-$(CONFIG_X86) += x86/ obj-$(CONFIG_ARCH_ZX) += zte/ obj-$(CONFIG_ARCH_ZYNQ) += zynq/ -obj-$(CONFIG_H8300) += h8300/ -obj-$(CONFIG_ARC_PLAT_AXS10X) += axs10x/ diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c index e1aa210..7f6bec8 100644 --- a/drivers/clk/at91/clk-generated.c +++ b/drivers/clk/at91/clk-generated.c @@ -267,7 +267,7 @@ at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock, const char return clk; } -void __init of_sama5d2_clk_generated_setup(struct device_node *np) +static void __init of_sama5d2_clk_generated_setup(struct device_node *np) { int num; u32 id; diff --git a/drivers/clk/bcm/clk-iproc-armpll.c b/drivers/clk/bcm/clk-iproc-armpll.c index a196ee2..d7d6282 100644 --- a/drivers/clk/bcm/clk-iproc-armpll.c +++ b/drivers/clk/bcm/clk-iproc-armpll.c @@ -20,6 +20,8 @@ #include <linux/clkdev.h> #include <linux/of_address.h> +#include "clk-iproc.h" + #define IPROC_CLK_MAX_FREQ_POLICY 0x3 #define IPROC_CLK_POLICY_FREQ_OFFSET 0x008 #define IPROC_CLK_POLICY_FREQ_POLICY_FREQ_SHIFT 8 @@ -242,7 +244,6 @@ static const struct clk_ops iproc_arm_pll_ops = { void __init iproc_armpll_setup(struct device_node *node) { int ret; - struct clk *clk; struct iproc_arm_pll *pll; struct clk_init_data init; const char *parent_name; @@ -263,18 +264,18 @@ void __init iproc_armpll_setup(struct device_node *node) init.num_parents = (parent_name ? 1 : 0); pll->hw.init = &init; - clk = clk_register(NULL, &pll->hw); - if (WARN_ON(IS_ERR(clk))) + ret = clk_hw_register(NULL, &pll->hw); + if (WARN_ON(ret)) goto err_iounmap; - ret = of_clk_add_provider(node, of_clk_src_simple_get, clk); + ret = of_clk_add_hw_provider(node, of_clk_hw_simple_get, &pll->hw); if (WARN_ON(ret)) goto err_clk_unregister; return; err_clk_unregister: - clk_unregister(clk); + clk_hw_unregister(&pll->hw); err_iounmap: iounmap(pll->base); err_free_pll: diff --git a/drivers/clk/bcm/clk-iproc-asiu.c b/drivers/clk/bcm/clk-iproc-asiu.c index f630e1b..4360e48 100644 --- a/drivers/clk/bcm/clk-iproc-asiu.c +++ b/drivers/clk/bcm/clk-iproc-asiu.c @@ -37,7 +37,7 @@ struct iproc_asiu { void __iomem *div_base; void __iomem *gate_base; - struct clk_onecell_data clk_data; + struct clk_hw_onecell_data *clk_data; struct iproc_asiu_clk *clks; }; @@ -197,11 +197,11 @@ void __init iproc_asiu_setup(struct device_node *node, if (WARN_ON(!asiu)) return; - asiu->clk_data.clk_num = num_clks; - asiu->clk_data.clks = kcalloc(num_clks, sizeof(*asiu->clk_data.clks), - GFP_KERNEL); - if (WARN_ON(!asiu->clk_data.clks)) + asiu->clk_data = kzalloc(sizeof(*asiu->clk_data->hws) * num_clks + + sizeof(*asiu->clk_data), GFP_KERNEL); + if (WARN_ON(!asiu->clk_data)) goto err_clks; + asiu->clk_data->num = num_clks; asiu->clks = kcalloc(num_clks, sizeof(*asiu->clks), GFP_KERNEL); if (WARN_ON(!asiu->clks)) @@ -217,7 +217,6 @@ void __init iproc_asiu_setup(struct device_node *node, for (i = 0; i < num_clks; i++) { struct clk_init_data init; - struct clk *clk; const char *parent_name; struct iproc_asiu_clk *asiu_clk; const char *clk_name; @@ -240,22 +239,22 @@ void __init iproc_asiu_setup(struct device_node *node, init.num_parents = (parent_name ? 1 : 0); asiu_clk->hw.init = &init; - clk = clk_register(NULL, &asiu_clk->hw); - if (WARN_ON(IS_ERR(clk))) + ret = clk_hw_register(NULL, &asiu_clk->hw); + if (WARN_ON(ret)) goto err_clk_register; - asiu->clk_data.clks[i] = clk; + asiu->clk_data->hws[i] = &asiu_clk->hw; } - ret = of_clk_add_provider(node, of_clk_src_onecell_get, - &asiu->clk_data); + ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, + asiu->clk_data); if (WARN_ON(ret)) goto err_clk_register; return; err_clk_register: - for (i = 0; i < num_clks; i++) - clk_unregister(asiu->clk_data.clks[i]); + while (--i >= 0) + clk_hw_unregister(asiu->clk_data->hws[i]); iounmap(asiu->gate_base); err_iomap_gate: @@ -265,7 +264,7 @@ err_iomap_div: kfree(asiu->clks); err_asiu_clks: - kfree(asiu->clk_data.clks); + kfree(asiu->clk_data); err_clks: kfree(asiu); diff --git a/drivers/clk/bcm/clk-iproc-pll.c b/drivers/clk/bcm/clk-iproc-pll.c index fd492a5d..e04634c 100644 --- a/drivers/clk/bcm/clk-iproc-pll.c +++ b/drivers/clk/bcm/clk-iproc-pll.c @@ -89,7 +89,7 @@ struct iproc_pll { const struct iproc_pll_vco_param *vco_param; unsigned int num_vco_entries; - struct clk_onecell_data clk_data; + struct clk_hw_onecell_data *clk_data; struct iproc_clk *clks; }; @@ -625,7 +625,6 @@ void __init iproc_pll_clk_setup(struct device_node *node, unsigned int num_clks) { int i, ret; - struct clk *clk; struct iproc_pll *pll; struct iproc_clk *iclk; struct clk_init_data init; @@ -638,11 +637,11 @@ void __init iproc_pll_clk_setup(struct device_node *node, if (WARN_ON(!pll)) return; - pll->clk_data.clk_num = num_clks; - pll->clk_data.clks = kcalloc(num_clks, sizeof(*pll->clk_data.clks), - GFP_KERNEL); - if (WARN_ON(!pll->clk_data.clks)) + pll->clk_data = kzalloc(sizeof(*pll->clk_data->hws) * num_clks + + sizeof(*pll->clk_data), GFP_KERNEL); + if (WARN_ON(!pll->clk_data)) goto err_clk_data; + pll->clk_data->num = num_clks; pll->clks = kcalloc(num_clks, sizeof(*pll->clks), GFP_KERNEL); if (WARN_ON(!pll->clks)) @@ -694,11 +693,11 @@ void __init iproc_pll_clk_setup(struct device_node *node, iproc_pll_sw_cfg(pll); - clk = clk_register(NULL, &iclk->hw); - if (WARN_ON(IS_ERR(clk))) + ret = clk_hw_register(NULL, &iclk->hw); + if (WARN_ON(ret)) goto err_pll_register; - pll->clk_data.clks[0] = clk; + pll->clk_data->hws[0] = &iclk->hw; /* now initialize and register all leaf clocks */ for (i = 1; i < num_clks; i++) { @@ -724,22 +723,23 @@ void __init iproc_pll_clk_setup(struct device_node *node, init.num_parents = (parent_name ? 1 : 0); iclk->hw.init = &init; - clk = clk_register(NULL, &iclk->hw); - if (WARN_ON(IS_ERR(clk))) + ret = clk_hw_register(NULL, &iclk->hw); + if (WARN_ON(ret)) goto err_clk_register; - pll->clk_data.clks[i] = clk; + pll->clk_data->hws[i] = &iclk->hw; } - ret = of_clk_add_provider(node, of_clk_src_onecell_get, &pll->clk_data); + ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, + pll->clk_data); if (WARN_ON(ret)) goto err_clk_register; return; err_clk_register: - for (i = 0; i < num_clks; i++) - clk_unregister(pll->clk_data.clks[i]); + while (--i >= 0) + clk_hw_unregister(pll->clk_data->hws[i]); err_pll_register: if (pll->status_base != pll->control_base) @@ -759,7 +759,7 @@ err_pll_iomap: kfree(pll->clks); err_clks: - kfree(pll->clk_data.clks); + kfree(pll->clk_data); err_clk_data: kfree(pll); diff --git a/drivers/clk/clk-conf.c b/drivers/clk/clk-conf.c index 43a218f..674785d 100644 --- a/drivers/clk/clk-conf.c +++ b/drivers/clk/clk-conf.c @@ -55,7 +55,7 @@ static int __set_clk_parents(struct device_node *node, bool clk_supplier) } clk = of_clk_get_from_provider(&clkspec); if (IS_ERR(clk)) { - pr_warn("clk: couldn't get parent clock %d for %s\n", + pr_warn("clk: couldn't get assigned clock %d for %s\n", index, node->full_name); rc = PTR_ERR(clk); goto err; diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c index 75cd6c7..4db3be2 100644 --- a/drivers/clk/clk-fixed-factor.c +++ b/drivers/clk/clk-fixed-factor.c @@ -142,6 +142,11 @@ void clk_hw_unregister_fixed_factor(struct clk_hw *hw) EXPORT_SYMBOL_GPL(clk_hw_unregister_fixed_factor); #ifdef CONFIG_OF +static const struct of_device_id set_rate_parent_matches[] = { + { .compatible = "allwinner,sun4i-a10-pll3-2x-clk" }, + { /* Sentinel */ }, +}; + /** * of_fixed_factor_clk_setup() - Setup function for simple fixed factor clock */ @@ -150,6 +155,7 @@ void __init of_fixed_factor_clk_setup(struct device_node *node) struct clk *clk; const char *clk_name = node->name; const char *parent_name; + unsigned long flags = 0; u32 div, mult; if (of_property_read_u32(node, "clock-div", &div)) { @@ -167,7 +173,10 @@ void __init of_fixed_factor_clk_setup(struct device_node *node) of_property_read_string(node, "clock-output-names", &clk_name); parent_name = of_clk_get_parent_name(node, 0); - clk = clk_register_fixed_factor(NULL, clk_name, parent_name, 0, + if (of_match_node(set_rate_parent_matches, node)) + flags |= CLK_SET_RATE_PARENT; + + clk = clk_register_fixed_factor(NULL, clk_name, parent_name, flags, mult, div); if (!IS_ERR(clk)) of_clk_add_provider(node, of_clk_src_simple_get, clk); diff --git a/drivers/clk/clk-fixed-rate.c b/drivers/clk/clk-fixed-rate.c index 8e4453e..2edb393 100644 --- a/drivers/clk/clk-fixed-rate.c +++ b/drivers/clk/clk-fixed-rate.c @@ -145,6 +145,17 @@ void clk_unregister_fixed_rate(struct clk *clk) } EXPORT_SYMBOL_GPL(clk_unregister_fixed_rate); +void clk_hw_unregister_fixed_rate(struct clk_hw *hw) +{ + struct clk_fixed_rate *fixed; + + fixed = to_clk_fixed_rate(hw); + + clk_hw_unregister(hw); + kfree(fixed); +} +EXPORT_SYMBOL_GPL(clk_hw_unregister_fixed_rate); + #ifdef CONFIG_OF /** * of_fixed_clk_setup() - Setup function for simple fixed rate clock diff --git a/drivers/clk/clk-highbank.c b/drivers/clk/clk-highbank.c index be3a21a..727ed8e 100644 --- a/drivers/clk/clk-highbank.c +++ b/drivers/clk/clk-highbank.c @@ -275,7 +275,6 @@ static const struct clk_ops periclk_ops = { static __init struct clk *hb_clk_init(struct device_node *node, const struct clk_ops *ops) { u32 reg; - struct clk *clk; struct hb_clk *hb_clk; const char *clk_name = node->name; const char *parent_name; @@ -308,13 +307,13 @@ static __init struct clk *hb_clk_init(struct device_node *node, const struct clk hb_clk->hw.init = &init; - clk = clk_register(NULL, &hb_clk->hw); - if (WARN_ON(IS_ERR(clk))) { + rc = clk_hw_register(NULL, &hb_clk->hw); + if (WARN_ON(rc)) { kfree(hb_clk); return NULL; } - rc = of_clk_add_provider(node, of_clk_src_simple_get, clk); - return clk; + rc = of_clk_add_hw_provider(node, of_clk_hw_simple_get, &hb_clk->hw); + return hb_clk->hw.clk; } static void __init hb_pll_init(struct device_node *node) diff --git a/drivers/clk/clk-multiplier.c b/drivers/clk/clk-multiplier.c index 9e449c7..dc037c9 100644 --- a/drivers/clk/clk-multiplier.c +++ b/drivers/clk/clk-multiplier.c @@ -52,14 +52,28 @@ static unsigned long __bestmult(struct clk_hw *hw, unsigned long rate, unsigned long *best_parent_rate, u8 width, unsigned long flags) { + struct clk_multiplier *mult = to_clk_multiplier(hw); unsigned long orig_parent_rate = *best_parent_rate; unsigned long parent_rate, current_rate, best_rate = ~0; unsigned int i, bestmult = 0; + unsigned int maxmult = (1 << width) - 1; + + if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) { + bestmult = rate / orig_parent_rate; + + /* Make sure we don't end up with a 0 multiplier */ + if ((bestmult == 0) && + !(mult->flags & CLK_MULTIPLIER_ZERO_BYPASS)) + bestmult = 1; - if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) - return rate / *best_parent_rate; + /* Make sure we don't overflow the multiplier */ + if (bestmult > maxmult) + bestmult = maxmult; + + return bestmult; + } - for (i = 1; i < ((1 << width) - 1); i++) { + for (i = 1; i < maxmult; i++) { if (rate == orig_parent_rate * i) { /* * This is the best case for us if we have a diff --git a/drivers/clk/clk-nomadik.c b/drivers/clk/clk-nomadik.c index e4d8a99..71677eb 100644 --- a/drivers/clk/clk-nomadik.c +++ b/drivers/clk/clk-nomadik.c @@ -253,11 +253,11 @@ static const struct clk_ops pll_clk_ops = { .recalc_rate = pll_clk_recalc_rate, }; -static struct clk * __init +static struct clk_hw * __init pll_clk_register(struct device *dev, const char *name, const char *parent_name, u32 id) { - struct clk *clk; + int ret; struct clk_pll *pll; struct clk_init_data init; @@ -281,11 +281,13 @@ pll_clk_register(struct device *dev, const char *name, pr_debug("register PLL1 clock \"%s\"\n", name); - clk = clk_register(dev, &pll->hw); - if (IS_ERR(clk)) + ret = clk_hw_register(dev, &pll->hw); + if (ret) { kfree(pll); + return ERR_PTR(ret); + } - return clk; + return &pll->hw; } /* @@ -345,11 +347,11 @@ static const struct clk_ops src_clk_ops = { .recalc_rate = src_clk_recalc_rate, }; -static struct clk * __init +static struct clk_hw * __init src_clk_register(struct device *dev, const char *name, const char *parent_name, u8 id) { - struct clk *clk; + int ret; struct clk_src *sclk; struct clk_init_data init; @@ -376,11 +378,13 @@ src_clk_register(struct device *dev, const char *name, pr_debug("register clock \"%s\" ID: %d group: %d bits: %08x\n", name, id, sclk->group1, sclk->clkbit); - clk = clk_register(dev, &sclk->hw); - if (IS_ERR(clk)) + ret = clk_hw_register(dev, &sclk->hw); + if (ret) { kfree(sclk); + return ERR_PTR(ret); + } - return clk; + return &sclk->hw; } #ifdef CONFIG_DEBUG_FS @@ -508,7 +512,7 @@ device_initcall(nomadik_src_clk_init_debugfs); static void __init of_nomadik_pll_setup(struct device_node *np) { - struct clk *clk = ERR_PTR(-EINVAL); + struct clk_hw *hw; const char *clk_name = np->name; const char *parent_name; u32 pll_id; @@ -522,16 +526,16 @@ static void __init of_nomadik_pll_setup(struct device_node *np) return; } parent_name = of_clk_get_parent_name(np, 0); - clk = pll_clk_register(NULL, clk_name, parent_name, pll_id); - if (!IS_ERR(clk)) - of_clk_add_provider(np, of_clk_src_simple_get, clk); + hw = pll_clk_register(NULL, clk_name, parent_name, pll_id); + if (!IS_ERR(hw)) + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } CLK_OF_DECLARE(nomadik_pll_clk, "st,nomadik-pll-clock", of_nomadik_pll_setup); static void __init of_nomadik_hclk_setup(struct device_node *np) { - struct clk *clk = ERR_PTR(-EINVAL); + struct clk_hw *hw; const char *clk_name = np->name; const char *parent_name; @@ -542,20 +546,20 @@ static void __init of_nomadik_hclk_setup(struct device_node *np) /* * The HCLK divides PLL1 with 1 (passthru), 2, 3 or 4. */ - clk = clk_register_divider(NULL, clk_name, parent_name, + hw = clk_hw_register_divider(NULL, clk_name, parent_name, 0, src_base + SRC_CR, 13, 2, CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO, &src_lock); - if (!IS_ERR(clk)) - of_clk_add_provider(np, of_clk_src_simple_get, clk); + if (!IS_ERR(hw)) + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } CLK_OF_DECLARE(nomadik_hclk_clk, "st,nomadik-hclk-clock", of_nomadik_hclk_setup); static void __init of_nomadik_src_clk_setup(struct device_node *np) { - struct clk *clk = ERR_PTR(-EINVAL); + struct clk_hw *hw; const char *clk_name = np->name; const char *parent_name; u32 clk_id; @@ -569,9 +573,9 @@ static void __init of_nomadik_src_clk_setup(struct device_node *np) return; } parent_name = of_clk_get_parent_name(np, 0); - clk = src_clk_register(NULL, clk_name, parent_name, clk_id); - if (!IS_ERR(clk)) - of_clk_add_provider(np, of_clk_src_simple_get, clk); + hw = src_clk_register(NULL, clk_name, parent_name, clk_id); + if (!IS_ERR(hw)) + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } CLK_OF_DECLARE(nomadik_src_clk, "st,nomadik-src-clock", of_nomadik_src_clk_setup); diff --git a/drivers/clk/clk-oxnas.c b/drivers/clk/clk-oxnas.c index 79bcb2e..47649ac 100644 --- a/drivers/clk/clk-oxnas.c +++ b/drivers/clk/clk-oxnas.c @@ -18,7 +18,7 @@ #include <linux/clk-provider.h> #include <linux/kernel.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/stringify.h> @@ -170,26 +170,17 @@ static int oxnas_stdclk_probe(struct platform_device *pdev) clk_oxnas->onecell_data); } -static int oxnas_stdclk_remove(struct platform_device *pdev) -{ - of_clk_del_provider(pdev->dev.of_node); - - return 0; -} - static const struct of_device_id oxnas_stdclk_dt_ids[] = { { .compatible = "oxsemi,ox810se-stdclk" }, { } }; -MODULE_DEVICE_TABLE(of, oxnas_stdclk_dt_ids); static struct platform_driver oxnas_stdclk_driver = { .probe = oxnas_stdclk_probe, - .remove = oxnas_stdclk_remove, .driver = { .name = "oxnas-stdclk", + .suppress_bind_attrs = true, .of_match_table = oxnas_stdclk_dt_ids, }, }; - -module_platform_driver(oxnas_stdclk_driver); +builtin_platform_driver(oxnas_stdclk_driver); diff --git a/drivers/clk/clk-s2mps11.c b/drivers/clk/clk-s2mps11.c index f8c8397..fbaa84a 100644 --- a/drivers/clk/clk-s2mps11.c +++ b/drivers/clk/clk-s2mps11.c @@ -137,7 +137,7 @@ static int s2mps11_clk_probe(struct platform_device *pdev) { struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent); struct s2mps11_clk *s2mps11_clks; - struct clk_onecell_data *clk_data; + struct clk_hw_onecell_data *clk_data; unsigned int s2mps11_reg; int i, ret = 0; enum sec_device_type hwid = platform_get_device_id(pdev)->driver_data; @@ -147,15 +147,12 @@ static int s2mps11_clk_probe(struct platform_device *pdev) if (!s2mps11_clks) return -ENOMEM; - clk_data = devm_kzalloc(&pdev->dev, sizeof(*clk_data), GFP_KERNEL); + clk_data = devm_kzalloc(&pdev->dev, sizeof(*clk_data) + + sizeof(*clk_data->hws) * S2MPS11_CLKS_NUM, + GFP_KERNEL); if (!clk_data) return -ENOMEM; - clk_data->clks = devm_kcalloc(&pdev->dev, S2MPS11_CLKS_NUM, - sizeof(struct clk *), GFP_KERNEL); - if (!clk_data->clks) - return -ENOMEM; - switch (hwid) { case S2MPS11X: s2mps11_reg = S2MPS11_REG_RTC_CTRL; @@ -196,18 +193,18 @@ static int s2mps11_clk_probe(struct platform_device *pdev) goto err_reg; } - s2mps11_clks[i].lookup = clkdev_create(s2mps11_clks[i].clk, + s2mps11_clks[i].lookup = clkdev_hw_create(&s2mps11_clks[i].hw, s2mps11_clks_init[i].name, NULL); if (!s2mps11_clks[i].lookup) { ret = -ENOMEM; goto err_reg; } - clk_data->clks[i] = s2mps11_clks[i].clk; + clk_data->hws[i] = &s2mps11_clks[i].hw; } - clk_data->clk_num = S2MPS11_CLKS_NUM; - of_clk_add_provider(s2mps11_clks->clk_np, of_clk_src_onecell_get, - clk_data); + clk_data->num = S2MPS11_CLKS_NUM; + of_clk_add_hw_provider(s2mps11_clks->clk_np, of_clk_hw_onecell_get, + clk_data); platform_set_drvdata(pdev, s2mps11_clks); diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index fd89e77..02d6810 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -136,7 +136,7 @@ static const u64 stm32f42xx_gate_map[] = { 0x000000f17ef417ffull, 0x0000000000000001ull, 0x04777f33f6fec9ffull }; -static struct clk *clks[MAX_CLKS]; +static struct clk_hw *clks[MAX_CLKS]; static DEFINE_SPINLOCK(stm32f4_clk_lock); static void __iomem *base; @@ -281,7 +281,7 @@ static int stm32f4_rcc_lookup_clk_idx(u8 primary, u8 secondary) (BIT_ULL_WORD(secondary) >= 2 ? hweight64(table[2]) : 0); } -static struct clk * +static struct clk_hw * stm32f4_rcc_lookup_clk(struct of_phandle_args *clkspec, void *data) { int i = stm32f4_rcc_lookup_clk_idx(clkspec->args[0], clkspec->args[1]); @@ -346,9 +346,9 @@ static void __init stm32f4_rcc_init(struct device_node *np) clk_register_apb_mul(NULL, "apb2_mul", "apb2_div", CLK_SET_RATE_PARENT, 15); - clks[SYSTICK] = clk_register_fixed_factor(NULL, "systick", "ahb_div", + clks[SYSTICK] = clk_hw_register_fixed_factor(NULL, "systick", "ahb_div", 0, 1, 8); - clks[FCLK] = clk_register_fixed_factor(NULL, "fclk", "ahb_div", + clks[FCLK] = clk_hw_register_fixed_factor(NULL, "fclk", "ahb_div", 0, 1, 1); for (n = 0; n < ARRAY_SIZE(stm32f4_gates); n++) { @@ -360,18 +360,18 @@ static void __init stm32f4_rcc_init(struct device_node *np) if (idx < 0) goto fail; - clks[idx] = clk_register_gate( + clks[idx] = clk_hw_register_gate( NULL, gd->name, gd->parent_name, gd->flags, base + gd->offset, gd->bit_idx, 0, &stm32f4_clk_lock); - if (IS_ERR(clks[n])) { + if (IS_ERR(clks[idx])) { pr_err("%s: Unable to register leaf clock %s\n", np->full_name, gd->name); goto fail; } } - of_clk_add_provider(np, stm32f4_rcc_lookup_clk, NULL); + of_clk_add_hw_provider(np, stm32f4_rcc_lookup_clk, NULL); return; fail: iounmap(base); diff --git a/drivers/clk/clk-u300.c b/drivers/clk/clk-u300.c index 95d1742..ec8aafd 100644 --- a/drivers/clk/clk-u300.c +++ b/drivers/clk/clk-u300.c @@ -689,7 +689,7 @@ static const struct clk_ops syscon_clk_ops = { .set_rate = syscon_clk_set_rate, }; -static struct clk * __init +static struct clk_hw * __init syscon_clk_register(struct device *dev, const char *name, const char *parent_name, unsigned long flags, bool hw_ctrld, @@ -697,9 +697,10 @@ syscon_clk_register(struct device *dev, const char *name, void __iomem *en_reg, u8 en_bit, u16 clk_val) { - struct clk *clk; + struct clk_hw *hw; struct clk_syscon *sclk; struct clk_init_data init; + int ret; sclk = kzalloc(sizeof(struct clk_syscon), GFP_KERNEL); if (!sclk) { @@ -722,11 +723,14 @@ syscon_clk_register(struct device *dev, const char *name, sclk->en_bit = en_bit; sclk->clk_val = clk_val; - clk = clk_register(dev, &sclk->hw); - if (IS_ERR(clk)) + hw = &sclk->hw; + ret = clk_hw_register(dev, hw); + if (ret) { kfree(sclk); + hw = ERR_PTR(ret); + } - return clk; + return hw; } #define U300_CLK_TYPE_SLOW 0 @@ -868,7 +872,7 @@ static struct u300_clock const u300_clk_lookup[] __initconst = { static void __init of_u300_syscon_clk_init(struct device_node *np) { - struct clk *clk = ERR_PTR(-EINVAL); + struct clk_hw *hw = ERR_PTR(-EINVAL); const char *clk_name = np->name; const char *parent_name; void __iomem *res_reg; @@ -911,16 +915,15 @@ static void __init of_u300_syscon_clk_init(struct device_node *np) const struct u300_clock *u3clk = &u300_clk_lookup[i]; if (u3clk->type == clk_type && u3clk->id == clk_id) - clk = syscon_clk_register(NULL, - clk_name, parent_name, - 0, u3clk->hw_ctrld, - res_reg, u3clk->id, - en_reg, u3clk->id, - u3clk->clk_val); + hw = syscon_clk_register(NULL, clk_name, parent_name, + 0, u3clk->hw_ctrld, + res_reg, u3clk->id, + en_reg, u3clk->id, + u3clk->clk_val); } - if (!IS_ERR(clk)) { - of_clk_add_provider(np, of_clk_src_simple_get, clk); + if (!IS_ERR(hw)) { + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); /* * Some few system clocks - device tree does not @@ -928,11 +931,11 @@ static void __init of_u300_syscon_clk_init(struct device_node *np) * for now we add these three clocks here. */ if (clk_type == U300_CLK_TYPE_REST && clk_id == 5) - clk_register_clkdev(clk, NULL, "pl172"); + clk_hw_register_clkdev(hw, NULL, "pl172"); if (clk_type == U300_CLK_TYPE_REST && clk_id == 9) - clk_register_clkdev(clk, NULL, "semi"); + clk_hw_register_clkdev(hw, NULL, "semi"); if (clk_type == U300_CLK_TYPE_REST && clk_id == 12) - clk_register_clkdev(clk, NULL, "intcon"); + clk_hw_register_clkdev(hw, NULL, "intcon"); } } @@ -1111,13 +1114,14 @@ static const struct clk_ops mclk_ops = { .set_rate = mclk_clk_set_rate, }; -static struct clk * __init +static struct clk_hw * __init mclk_clk_register(struct device *dev, const char *name, const char *parent_name, bool is_mspro) { - struct clk *clk; + struct clk_hw *hw; struct clk_mclk *mclk; struct clk_init_data init; + int ret; mclk = kzalloc(sizeof(struct clk_mclk), GFP_KERNEL); if (!mclk) { @@ -1133,23 +1137,26 @@ mclk_clk_register(struct device *dev, const char *name, mclk->hw.init = &init; mclk->is_mspro = is_mspro; - clk = clk_register(dev, &mclk->hw); - if (IS_ERR(clk)) + hw = &mclk->hw; + ret = clk_hw_register(dev, hw); + if (ret) { kfree(mclk); + hw = ERR_PTR(ret); + } - return clk; + return hw; } static void __init of_u300_syscon_mclk_init(struct device_node *np) { - struct clk *clk = ERR_PTR(-EINVAL); + struct clk_hw *hw; const char *clk_name = np->name; const char *parent_name; parent_name = of_clk_get_parent_name(np, 0); - clk = mclk_clk_register(NULL, clk_name, parent_name, false); - if (!IS_ERR(clk)) - of_clk_add_provider(np, of_clk_src_simple_get, clk); + hw = mclk_clk_register(NULL, clk_name, parent_name, false); + if (!IS_ERR(hw)) + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } static const struct of_device_id u300_clk_match[] __initconst = { diff --git a/drivers/clk/clk-vt8500.c b/drivers/clk/clk-vt8500.c index b0f76a8..37368a3 100644 --- a/drivers/clk/clk-vt8500.c +++ b/drivers/clk/clk-vt8500.c @@ -383,51 +383,49 @@ static int vt8500_find_pll_bits(unsigned long rate, unsigned long parent_rate, return 0; } -static int wm8650_find_pll_bits(unsigned long rate, unsigned long parent_rate, - u32 *multiplier, u32 *divisor1, u32 *divisor2) +/* + * M * parent [O1] => / P [O2] => / D [O3] + * Where O1 is 900MHz...3GHz; + * O2 is 600MHz >= (M * parent) / P >= 300MHz; + * M is 36...120 [25MHz parent]; D is 1 or 2 or 4 or 8. + * Possible ranges (O3): + * D = 8: 37,5MHz...75MHz + * D = 4: 75MHz...150MHz + * D = 2: 150MHz...300MHz + * D = 1: 300MHz...600MHz + */ +static int wm8650_find_pll_bits(unsigned long rate, + unsigned long parent_rate, u32 *multiplier, u32 *divisor1, + u32 *divisor2) { - u32 mul, div1; - int div2; - u32 best_mul, best_div1, best_div2; - unsigned long tclk, rate_err, best_err; - - best_err = (unsigned long)-1; + unsigned long O1, min_err, rate_err; - /* Find the closest match (lower or equal to requested) */ - for (div1 = 5; div1 >= 3; div1--) - for (div2 = 3; div2 >= 0; div2--) - for (mul = 3; mul <= 1023; mul++) { - tclk = parent_rate * mul / (div1 * (1 << div2)); - if (tclk > rate) - continue; - /* error will always be +ve */ - rate_err = rate - tclk; - if (rate_err == 0) { - *multiplier = mul; - *divisor1 = div1; - *divisor2 = div2; - return 0; - } + if (!parent_rate || (rate < 37500000) || (rate > 600000000)) + return -EINVAL; - if (rate_err < best_err) { - best_err = rate_err; - best_mul = mul; - best_div1 = div1; - best_div2 = div2; - } - } + *divisor2 = rate <= 75000000 ? 3 : rate <= 150000000 ? 2 : + rate <= 300000000 ? 1 : 0; + /* + * Divisor P cannot be calculated. Test all divisors and find where M + * will be as close as possible to the requested rate. + */ + min_err = ULONG_MAX; + for (*divisor1 = 5; *divisor1 >= 3; (*divisor1)--) { + O1 = rate * *divisor1 * (1 << (*divisor2)); + rate_err = O1 % parent_rate; + if (rate_err < min_err) { + *multiplier = O1 / parent_rate; + if (rate_err == 0) + return 0; + + min_err = rate_err; + } + } - if (best_err == (unsigned long)-1) { - pr_warn("%s: impossible rate %lu\n", __func__, rate); + if ((*multiplier < 3) || (*multiplier > 1023)) return -EINVAL; - } - /* if we got here, it wasn't an exact match */ - pr_warn("%s: requested rate %lu, found rate %lu\n", __func__, rate, - rate - best_err); - *multiplier = best_mul; - *divisor1 = best_div1; - *divisor2 = best_div2; + pr_warn("%s: rate error is %lu\n", __func__, min_err); return 0; } @@ -464,7 +462,6 @@ static int wm8750_find_pll_bits(unsigned long rate, unsigned long parent_rate, { u32 mul; int div1, div2; - u32 best_mul, best_div1, best_div2; unsigned long tclk, rate_err, best_err; best_err = (unsigned long)-1; @@ -488,9 +485,9 @@ static int wm8750_find_pll_bits(unsigned long rate, unsigned long parent_rate, if (rate_err < best_err) { best_err = rate_err; - best_mul = mul; - best_div1 = div1; - best_div2 = div2; + *multiplier = mul; + *divisor1 = div1; + *divisor2 = div2; } } @@ -503,10 +500,7 @@ static int wm8750_find_pll_bits(unsigned long rate, unsigned long parent_rate, pr_warn("%s: requested rate %lu, found rate %lu\n", __func__, rate, rate - best_err); - *filter = wm8750_get_filter(parent_rate, best_div1); - *multiplier = best_mul; - *divisor1 = best_div1; - *divisor2 = best_div2; + *filter = wm8750_get_filter(parent_rate, *divisor1); return 0; } @@ -516,7 +510,6 @@ static int wm8850_find_pll_bits(unsigned long rate, unsigned long parent_rate, { u32 mul; int div1, div2; - u32 best_mul, best_div1, best_div2; unsigned long tclk, rate_err, best_err; best_err = (unsigned long)-1; @@ -540,9 +533,9 @@ static int wm8850_find_pll_bits(unsigned long rate, unsigned long parent_rate, if (rate_err < best_err) { best_err = rate_err; - best_mul = mul; - best_div1 = div1; - best_div2 = div2; + *multiplier = mul; + *divisor1 = div1; + *divisor2 = div2; } } @@ -555,10 +548,6 @@ static int wm8850_find_pll_bits(unsigned long rate, unsigned long parent_rate, pr_warn("%s: requested rate %lu, found rate %lu\n", __func__, rate, rate - best_err); - *multiplier = best_mul; - *divisor1 = best_div1; - *divisor2 = best_div2; - return 0; } diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index d584004..820a939 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -172,104 +172,6 @@ static bool clk_core_is_enabled(struct clk_core *core) return core->ops->is_enabled(core->hw); } -static void clk_unprepare_unused_subtree(struct clk_core *core) -{ - struct clk_core *child; - - lockdep_assert_held(&prepare_lock); - - hlist_for_each_entry(child, &core->children, child_node) - clk_unprepare_unused_subtree(child); - - if (core->prepare_count) - return; - - if (core->flags & CLK_IGNORE_UNUSED) - return; - - if (clk_core_is_prepared(core)) { - trace_clk_unprepare(core); - if (core->ops->unprepare_unused) - core->ops->unprepare_unused(core->hw); - else if (core->ops->unprepare) - core->ops->unprepare(core->hw); - trace_clk_unprepare_complete(core); - } -} - -static void clk_disable_unused_subtree(struct clk_core *core) -{ - struct clk_core *child; - unsigned long flags; - - lockdep_assert_held(&prepare_lock); - - hlist_for_each_entry(child, &core->children, child_node) - clk_disable_unused_subtree(child); - - flags = clk_enable_lock(); - - if (core->enable_count) - goto unlock_out; - - if (core->flags & CLK_IGNORE_UNUSED) - goto unlock_out; - - /* - * some gate clocks have special needs during the disable-unused - * sequence. call .disable_unused if available, otherwise fall - * back to .disable - */ - if (clk_core_is_enabled(core)) { - trace_clk_disable(core); - if (core->ops->disable_unused) - core->ops->disable_unused(core->hw); - else if (core->ops->disable) - core->ops->disable(core->hw); - trace_clk_disable_complete(core); - } - -unlock_out: - clk_enable_unlock(flags); -} - -static bool clk_ignore_unused; -static int __init clk_ignore_unused_setup(char *__unused) -{ - clk_ignore_unused = true; - return 1; -} -__setup("clk_ignore_unused", clk_ignore_unused_setup); - -static int clk_disable_unused(void) -{ - struct clk_core *core; - - if (clk_ignore_unused) { - pr_warn("clk: Not disabling unused clocks\n"); - return 0; - } - - clk_prepare_lock(); - - hlist_for_each_entry(core, &clk_root_list, child_node) - clk_disable_unused_subtree(core); - - hlist_for_each_entry(core, &clk_orphan_list, child_node) - clk_disable_unused_subtree(core); - - hlist_for_each_entry(core, &clk_root_list, child_node) - clk_unprepare_unused_subtree(core); - - hlist_for_each_entry(core, &clk_orphan_list, child_node) - clk_unprepare_unused_subtree(core); - - clk_prepare_unlock(); - - return 0; -} -late_initcall_sync(clk_disable_unused); - /*** helper functions ***/ const char *__clk_get_name(const struct clk *clk) @@ -591,6 +493,13 @@ static void clk_core_unprepare(struct clk_core *core) clk_core_unprepare(core->parent); } +static void clk_core_unprepare_lock(struct clk_core *core) +{ + clk_prepare_lock(); + clk_core_unprepare(core); + clk_prepare_unlock(); +} + /** * clk_unprepare - undo preparation of a clock source * @clk: the clk being unprepared @@ -607,9 +516,7 @@ void clk_unprepare(struct clk *clk) if (IS_ERR_OR_NULL(clk)) return; - clk_prepare_lock(); - clk_core_unprepare(clk->core); - clk_prepare_unlock(); + clk_core_unprepare_lock(clk->core); } EXPORT_SYMBOL_GPL(clk_unprepare); @@ -645,6 +552,17 @@ static int clk_core_prepare(struct clk_core *core) return 0; } +static int clk_core_prepare_lock(struct clk_core *core) +{ + int ret; + + clk_prepare_lock(); + ret = clk_core_prepare(core); + clk_prepare_unlock(); + + return ret; +} + /** * clk_prepare - prepare a clock source * @clk: the clk being prepared @@ -659,16 +577,10 @@ static int clk_core_prepare(struct clk_core *core) */ int clk_prepare(struct clk *clk) { - int ret; - if (!clk) return 0; - clk_prepare_lock(); - ret = clk_core_prepare(clk->core); - clk_prepare_unlock(); - - return ret; + return clk_core_prepare_lock(clk->core); } EXPORT_SYMBOL_GPL(clk_prepare); @@ -688,16 +600,25 @@ static void clk_core_disable(struct clk_core *core) if (--core->enable_count > 0) return; - trace_clk_disable(core); + trace_clk_disable_rcuidle(core); if (core->ops->disable) core->ops->disable(core->hw); - trace_clk_disable_complete(core); + trace_clk_disable_complete_rcuidle(core); clk_core_disable(core->parent); } +static void clk_core_disable_lock(struct clk_core *core) +{ + unsigned long flags; + + flags = clk_enable_lock(); + clk_core_disable(core); + clk_enable_unlock(flags); +} + /** * clk_disable - gate a clock * @clk: the clk being gated @@ -712,14 +633,10 @@ static void clk_core_disable(struct clk_core *core) */ void clk_disable(struct clk *clk) { - unsigned long flags; - if (IS_ERR_OR_NULL(clk)) return; - flags = clk_enable_lock(); - clk_core_disable(clk->core); - clk_enable_unlock(flags); + clk_core_disable_lock(clk->core); } EXPORT_SYMBOL_GPL(clk_disable); @@ -741,12 +658,12 @@ static int clk_core_enable(struct clk_core *core) if (ret) return ret; - trace_clk_enable(core); + trace_clk_enable_rcuidle(core); if (core->ops->enable) ret = core->ops->enable(core->hw); - trace_clk_enable_complete(core); + trace_clk_enable_complete_rcuidle(core); if (ret) { clk_core_disable(core->parent); @@ -758,6 +675,18 @@ static int clk_core_enable(struct clk_core *core) return 0; } +static int clk_core_enable_lock(struct clk_core *core) +{ + unsigned long flags; + int ret; + + flags = clk_enable_lock(); + ret = clk_core_enable(core); + clk_enable_unlock(flags); + + return ret; +} + /** * clk_enable - ungate a clock * @clk: the clk being ungated @@ -773,19 +702,136 @@ static int clk_core_enable(struct clk_core *core) */ int clk_enable(struct clk *clk) { - unsigned long flags; - int ret; - if (!clk) return 0; + return clk_core_enable_lock(clk->core); +} +EXPORT_SYMBOL_GPL(clk_enable); + +static int clk_core_prepare_enable(struct clk_core *core) +{ + int ret; + + ret = clk_core_prepare_lock(core); + if (ret) + return ret; + + ret = clk_core_enable_lock(core); + if (ret) + clk_core_unprepare_lock(core); + + return ret; +} + +static void clk_core_disable_unprepare(struct clk_core *core) +{ + clk_core_disable_lock(core); + clk_core_unprepare_lock(core); +} + +static void clk_unprepare_unused_subtree(struct clk_core *core) +{ + struct clk_core *child; + + lockdep_assert_held(&prepare_lock); + + hlist_for_each_entry(child, &core->children, child_node) + clk_unprepare_unused_subtree(child); + + if (core->prepare_count) + return; + + if (core->flags & CLK_IGNORE_UNUSED) + return; + + if (clk_core_is_prepared(core)) { + trace_clk_unprepare(core); + if (core->ops->unprepare_unused) + core->ops->unprepare_unused(core->hw); + else if (core->ops->unprepare) + core->ops->unprepare(core->hw); + trace_clk_unprepare_complete(core); + } +} + +static void clk_disable_unused_subtree(struct clk_core *core) +{ + struct clk_core *child; + unsigned long flags; + + lockdep_assert_held(&prepare_lock); + + hlist_for_each_entry(child, &core->children, child_node) + clk_disable_unused_subtree(child); + + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_prepare_enable(core->parent); + flags = clk_enable_lock(); - ret = clk_core_enable(clk->core); + + if (core->enable_count) + goto unlock_out; + + if (core->flags & CLK_IGNORE_UNUSED) + goto unlock_out; + + /* + * some gate clocks have special needs during the disable-unused + * sequence. call .disable_unused if available, otherwise fall + * back to .disable + */ + if (clk_core_is_enabled(core)) { + trace_clk_disable(core); + if (core->ops->disable_unused) + core->ops->disable_unused(core->hw); + else if (core->ops->disable) + core->ops->disable(core->hw); + trace_clk_disable_complete(core); + } + +unlock_out: clk_enable_unlock(flags); + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_disable_unprepare(core->parent); +} - return ret; +static bool clk_ignore_unused; +static int __init clk_ignore_unused_setup(char *__unused) +{ + clk_ignore_unused = true; + return 1; } -EXPORT_SYMBOL_GPL(clk_enable); +__setup("clk_ignore_unused", clk_ignore_unused_setup); + +static int clk_disable_unused(void) +{ + struct clk_core *core; + + if (clk_ignore_unused) { + pr_warn("clk: Not disabling unused clocks\n"); + return 0; + } + + clk_prepare_lock(); + + hlist_for_each_entry(core, &clk_root_list, child_node) + clk_disable_unused_subtree(core); + + hlist_for_each_entry(core, &clk_orphan_list, child_node) + clk_disable_unused_subtree(core); + + hlist_for_each_entry(core, &clk_root_list, child_node) + clk_unprepare_unused_subtree(core); + + hlist_for_each_entry(core, &clk_orphan_list, child_node) + clk_unprepare_unused_subtree(core); + + clk_prepare_unlock(); + + return 0; +} +late_initcall_sync(clk_disable_unused); static int clk_core_round_rate_nolock(struct clk_core *core, struct clk_rate_request *req) @@ -828,9 +874,7 @@ static int clk_core_round_rate_nolock(struct clk_core *core, /** * __clk_determine_rate - get the closest rate actually supported by a clock * @hw: determine the rate of this clock - * @rate: target rate - * @min_rate: returned rate must be greater than this rate - * @max_rate: returned rate must be less than this rate + * @req: target rate request * * Useful for clk_ops such as .set_rate and .determine_rate. */ @@ -1128,7 +1172,9 @@ static struct clk_core *__clk_set_parent_before(struct clk_core *core, struct clk_core *old_parent = core->parent; /* - * Migrate prepare state between parents and prevent race with + * 1. enable parents for CLK_OPS_PARENT_ENABLE clock + * + * 2. Migrate prepare state between parents and prevent race with * clk_enable(). * * If the clock is not prepared, then a race with @@ -1144,12 +1190,17 @@ static struct clk_core *__clk_set_parent_before(struct clk_core *core, * * See also: Comment for clk_set_parent() below. */ + + /* enable old_parent & parent if CLK_OPS_PARENT_ENABLE is set */ + if (core->flags & CLK_OPS_PARENT_ENABLE) { + clk_core_prepare_enable(old_parent); + clk_core_prepare_enable(parent); + } + + /* migrate prepare count if > 0 */ if (core->prepare_count) { - clk_core_prepare(parent); - flags = clk_enable_lock(); - clk_core_enable(parent); - clk_core_enable(core); - clk_enable_unlock(flags); + clk_core_prepare_enable(parent); + clk_core_enable_lock(core); } /* update the clk tree topology */ @@ -1164,18 +1215,19 @@ static void __clk_set_parent_after(struct clk_core *core, struct clk_core *parent, struct clk_core *old_parent) { - unsigned long flags; - /* * Finish the migration of prepare state and undo the changes done * for preventing a race with clk_enable(). */ if (core->prepare_count) { - flags = clk_enable_lock(); - clk_core_disable(core); - clk_core_disable(old_parent); - clk_enable_unlock(flags); - clk_core_unprepare(old_parent); + clk_core_disable_lock(core); + clk_core_disable_unprepare(old_parent); + } + + /* re-balance ref counting if CLK_OPS_PARENT_ENABLE is set */ + if (core->flags & CLK_OPS_PARENT_ENABLE) { + clk_core_disable_unprepare(parent); + clk_core_disable_unprepare(old_parent); } } @@ -1422,13 +1474,17 @@ static void clk_change_rate(struct clk_core *core) unsigned long best_parent_rate = 0; bool skip_set_rate = false; struct clk_core *old_parent; + struct clk_core *parent = NULL; old_rate = core->rate; - if (core->new_parent) + if (core->new_parent) { + parent = core->new_parent; best_parent_rate = core->new_parent->rate; - else if (core->parent) + } else if (core->parent) { + parent = core->parent; best_parent_rate = core->parent->rate; + } if (core->flags & CLK_SET_RATE_UNGATE) { unsigned long flags; @@ -1456,6 +1512,9 @@ static void clk_change_rate(struct clk_core *core) __clk_set_parent_after(core, core->new_parent, old_parent); } + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_prepare_enable(parent); + trace_clk_set_rate(core, core->new_rate); if (!skip_set_rate && core->ops->set_rate) @@ -1474,6 +1533,9 @@ static void clk_change_rate(struct clk_core *core) clk_core_unprepare(core); } + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_disable_unprepare(parent); + if (core->notifier_count && old_rate != core->rate) __clk_notify(core, POST_RATE_CHANGE, old_rate, core->rate); @@ -1501,7 +1563,6 @@ static int clk_core_set_rate_nolock(struct clk_core *core, { struct clk_core *top, *fail_clk; unsigned long rate = req_rate; - int ret = 0; if (!core) return 0; @@ -1532,7 +1593,7 @@ static int clk_core_set_rate_nolock(struct clk_core *core, core->req_rate = req_rate; - return ret; + return 0; } /** diff --git a/drivers/clk/hisilicon/clk-hi3519.c b/drivers/clk/hisilicon/clk-hi3519.c index 715c730..51b173e 100644 --- a/drivers/clk/hisilicon/clk-hi3519.c +++ b/drivers/clk/hisilicon/clk-hi3519.c @@ -38,6 +38,11 @@ #define HI3519_NR_CLKS 128 +struct hi3519_crg_data { + struct hisi_clock_data *clk_data; + struct hisi_reset_controller *rstc; +}; + static const struct hisi_fixed_rate_clock hi3519_fixed_rate_clks[] = { { HI3519_FIXED_24M, "24m", NULL, 0, 24000000, }, { HI3519_FIXED_50M, "50m", NULL, 0, 50000000, }, @@ -80,33 +85,105 @@ static const struct hisi_gate_clock hi3519_gate_clks[] = { CLK_SET_RATE_PARENT, 0xe4, 18, 0, }, }; -static int hi3519_clk_probe(struct platform_device *pdev) +static struct hisi_clock_data *hi3519_clk_register(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; struct hisi_clock_data *clk_data; - struct hisi_reset_controller *rstc; + int ret; - rstc = hisi_reset_init(np); - if (!rstc) + clk_data = hisi_clk_alloc(pdev, HI3519_NR_CLKS); + if (!clk_data) + return ERR_PTR(-ENOMEM); + + ret = hisi_clk_register_fixed_rate(hi3519_fixed_rate_clks, + ARRAY_SIZE(hi3519_fixed_rate_clks), + clk_data); + if (ret) + return ERR_PTR(ret); + + ret = hisi_clk_register_mux(hi3519_mux_clks, + ARRAY_SIZE(hi3519_mux_clks), + clk_data); + if (ret) + goto unregister_fixed_rate; + + ret = hisi_clk_register_gate(hi3519_gate_clks, + ARRAY_SIZE(hi3519_gate_clks), + clk_data); + if (ret) + goto unregister_mux; + + ret = of_clk_add_provider(pdev->dev.of_node, + of_clk_src_onecell_get, &clk_data->clk_data); + if (ret) + goto unregister_gate; + + return clk_data; + +unregister_fixed_rate: + hisi_clk_unregister_fixed_rate(hi3519_fixed_rate_clks, + ARRAY_SIZE(hi3519_fixed_rate_clks), + clk_data); + +unregister_mux: + hisi_clk_unregister_mux(hi3519_mux_clks, + ARRAY_SIZE(hi3519_mux_clks), + clk_data); +unregister_gate: + hisi_clk_unregister_gate(hi3519_gate_clks, + ARRAY_SIZE(hi3519_gate_clks), + clk_data); + return ERR_PTR(ret); +} + +static void hi3519_clk_unregister(struct platform_device *pdev) +{ + struct hi3519_crg_data *crg = platform_get_drvdata(pdev); + + of_clk_del_provider(pdev->dev.of_node); + + hisi_clk_unregister_gate(hi3519_gate_clks, + ARRAY_SIZE(hi3519_mux_clks), + crg->clk_data); + hisi_clk_unregister_mux(hi3519_mux_clks, + ARRAY_SIZE(hi3519_mux_clks), + crg->clk_data); + hisi_clk_unregister_fixed_rate(hi3519_fixed_rate_clks, + ARRAY_SIZE(hi3519_fixed_rate_clks), + crg->clk_data); +} + +static int hi3519_clk_probe(struct platform_device *pdev) +{ + struct hi3519_crg_data *crg; + + crg = devm_kmalloc(&pdev->dev, sizeof(*crg), GFP_KERNEL); + if (!crg) + return -ENOMEM; + + crg->rstc = hisi_reset_init(pdev); + if (!crg->rstc) return -ENOMEM; - clk_data = hisi_clk_init(np, HI3519_NR_CLKS); - if (!clk_data) { - hisi_reset_exit(rstc); - return -ENODEV; + crg->clk_data = hi3519_clk_register(pdev); + if (IS_ERR(crg->clk_data)) { + hisi_reset_exit(crg->rstc); + return PTR_ERR(crg->clk_data); } - hisi_clk_register_fixed_rate(hi3519_fixed_rate_clks, - ARRAY_SIZE(hi3519_fixed_rate_clks), - clk_data); - hisi_clk_register_mux(hi3519_mux_clks, ARRAY_SIZE(hi3519_mux_clks), - clk_data); - hisi_clk_register_gate(hi3519_gate_clks, - ARRAY_SIZE(hi3519_gate_clks), clk_data); + platform_set_drvdata(pdev, crg); + return 0; +} + +static int hi3519_clk_remove(struct platform_device *pdev) +{ + struct hi3519_crg_data *crg = platform_get_drvdata(pdev); + hisi_reset_exit(crg->rstc); + hi3519_clk_unregister(pdev); return 0; } + static const struct of_device_id hi3519_clk_match_table[] = { { .compatible = "hisilicon,hi3519-crg" }, { } @@ -115,6 +192,7 @@ MODULE_DEVICE_TABLE(of, hi3519_clk_match_table); static struct platform_driver hi3519_clk_driver = { .probe = hi3519_clk_probe, + .remove = hi3519_clk_remove, .driver = { .name = "hi3519-clk", .of_match_table = hi3519_clk_match_table, @@ -127,5 +205,11 @@ static int __init hi3519_clk_init(void) } core_initcall(hi3519_clk_init); +static void __exit hi3519_clk_exit(void) +{ + platform_driver_unregister(&hi3519_clk_driver); +} +module_exit(hi3519_clk_exit); + MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("HiSilicon Hi3519 Clock Driver"); diff --git a/drivers/clk/hisilicon/clk-hi6220.c b/drivers/clk/hisilicon/clk-hi6220.c index f02cb41..fe364e6 100644 --- a/drivers/clk/hisilicon/clk-hi6220.c +++ b/drivers/clk/hisilicon/clk-hi6220.c @@ -34,8 +34,8 @@ static struct hisi_fixed_rate_clock hi6220_fixed_rate_clks[] __initdata = { { HI6220_PLL_BBP, "bbppll0", NULL, 0, 245760000, }, { HI6220_PLL_GPU, "gpupll", NULL, 0, 1000000000,}, { HI6220_PLL1_DDR, "ddrpll1", NULL, 0, 1066000000,}, - { HI6220_PLL_SYS, "syspll", NULL, 0, 1200000000,}, - { HI6220_PLL_SYS_MEDIA, "media_syspll", NULL, 0, 1200000000,}, + { HI6220_PLL_SYS, "syspll", NULL, 0, 1190400000,}, + { HI6220_PLL_SYS_MEDIA, "media_syspll", NULL, 0, 1190400000,}, { HI6220_DDR_SRC, "ddr_sel_src", NULL, 0, 1200000000,}, { HI6220_PLL_MEDIA, "media_pll", NULL, 0, 1440000000,}, { HI6220_PLL_DDR, "ddrpll0", NULL, 0, 1600000000,}, @@ -68,6 +68,8 @@ static struct hisi_gate_clock hi6220_separated_gate_clks_ao[] __initdata = { { HI6220_TIMER7_PCLK, "timer7_pclk", "clk_tcxo", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x630, 22, 0, }, { HI6220_TIMER8_PCLK, "timer8_pclk", "clk_tcxo", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x630, 23, 0, }, { HI6220_UART0_PCLK, "uart0_pclk", "clk_tcxo", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x630, 24, 0, }, + { HI6220_RTC0_PCLK, "rtc0_pclk", "clk_tcxo", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x630, 25, 0, }, + { HI6220_RTC1_PCLK, "rtc1_pclk", "clk_tcxo", CLK_SET_RATE_PARENT|CLK_IGNORE_UNUSED, 0x630, 26, 0, }, }; static void __init hi6220_clk_ao_init(struct device_node *np) diff --git a/drivers/clk/hisilicon/clk.c b/drivers/clk/hisilicon/clk.c index 9b15adb..9ba2d91 100644 --- a/drivers/clk/hisilicon/clk.c +++ b/drivers/clk/hisilicon/clk.c @@ -37,6 +37,35 @@ static DEFINE_SPINLOCK(hisi_clk_lock); +struct hisi_clock_data *hisi_clk_alloc(struct platform_device *pdev, + int nr_clks) +{ + struct hisi_clock_data *clk_data; + struct resource *res; + struct clk **clk_table; + + clk_data = devm_kmalloc(&pdev->dev, sizeof(*clk_data), GFP_KERNEL); + if (!clk_data) + return NULL; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + clk_data->base = devm_ioremap(&pdev->dev, + res->start, resource_size(res)); + if (!clk_data->base) + return NULL; + + clk_table = devm_kmalloc(&pdev->dev, sizeof(struct clk *) * nr_clks, + GFP_KERNEL); + if (!clk_table) + return NULL; + + clk_data->clk_data.clks = clk_table; + clk_data->clk_data.clk_num = nr_clks; + + return clk_data; +} +EXPORT_SYMBOL_GPL(hisi_clk_alloc); + struct hisi_clock_data *hisi_clk_init(struct device_node *np, int nr_clks) { @@ -73,7 +102,7 @@ err: } EXPORT_SYMBOL_GPL(hisi_clk_init); -void hisi_clk_register_fixed_rate(const struct hisi_fixed_rate_clock *clks, +int hisi_clk_register_fixed_rate(const struct hisi_fixed_rate_clock *clks, int nums, struct hisi_clock_data *data) { struct clk *clk; @@ -87,14 +116,22 @@ void hisi_clk_register_fixed_rate(const struct hisi_fixed_rate_clock *clks, if (IS_ERR(clk)) { pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + goto err; } data->clk_data.clks[clks[i].id] = clk; } + + return 0; + +err: + while (i--) + clk_unregister_fixed_rate(data->clk_data.clks[clks[i].id]); + + return PTR_ERR(clk); } EXPORT_SYMBOL_GPL(hisi_clk_register_fixed_rate); -void hisi_clk_register_fixed_factor(const struct hisi_fixed_factor_clock *clks, +int hisi_clk_register_fixed_factor(const struct hisi_fixed_factor_clock *clks, int nums, struct hisi_clock_data *data) { @@ -109,14 +146,22 @@ void hisi_clk_register_fixed_factor(const struct hisi_fixed_factor_clock *clks, if (IS_ERR(clk)) { pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + goto err; } data->clk_data.clks[clks[i].id] = clk; } + + return 0; + +err: + while (i--) + clk_unregister_fixed_factor(data->clk_data.clks[clks[i].id]); + + return PTR_ERR(clk); } EXPORT_SYMBOL_GPL(hisi_clk_register_fixed_factor); -void hisi_clk_register_mux(const struct hisi_mux_clock *clks, +int hisi_clk_register_mux(const struct hisi_mux_clock *clks, int nums, struct hisi_clock_data *data) { struct clk *clk; @@ -135,7 +180,7 @@ void hisi_clk_register_mux(const struct hisi_mux_clock *clks, if (IS_ERR(clk)) { pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + goto err; } if (clks[i].alias) @@ -143,10 +188,18 @@ void hisi_clk_register_mux(const struct hisi_mux_clock *clks, data->clk_data.clks[clks[i].id] = clk; } + + return 0; + +err: + while (i--) + clk_unregister_mux(data->clk_data.clks[clks[i].id]); + + return PTR_ERR(clk); } EXPORT_SYMBOL_GPL(hisi_clk_register_mux); -void hisi_clk_register_divider(const struct hisi_divider_clock *clks, +int hisi_clk_register_divider(const struct hisi_divider_clock *clks, int nums, struct hisi_clock_data *data) { struct clk *clk; @@ -165,7 +218,7 @@ void hisi_clk_register_divider(const struct hisi_divider_clock *clks, if (IS_ERR(clk)) { pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + goto err; } if (clks[i].alias) @@ -173,10 +226,18 @@ void hisi_clk_register_divider(const struct hisi_divider_clock *clks, data->clk_data.clks[clks[i].id] = clk; } + + return 0; + +err: + while (i--) + clk_unregister_divider(data->clk_data.clks[clks[i].id]); + + return PTR_ERR(clk); } EXPORT_SYMBOL_GPL(hisi_clk_register_divider); -void hisi_clk_register_gate(const struct hisi_gate_clock *clks, +int hisi_clk_register_gate(const struct hisi_gate_clock *clks, int nums, struct hisi_clock_data *data) { struct clk *clk; @@ -194,7 +255,7 @@ void hisi_clk_register_gate(const struct hisi_gate_clock *clks, if (IS_ERR(clk)) { pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + goto err; } if (clks[i].alias) @@ -202,6 +263,14 @@ void hisi_clk_register_gate(const struct hisi_gate_clock *clks, data->clk_data.clks[clks[i].id] = clk; } + + return 0; + +err: + while (i--) + clk_unregister_gate(data->clk_data.clks[clks[i].id]); + + return PTR_ERR(clk); } EXPORT_SYMBOL_GPL(hisi_clk_register_gate); diff --git a/drivers/clk/hisilicon/clk.h b/drivers/clk/hisilicon/clk.h index 20d64af..4e1d1af 100644 --- a/drivers/clk/hisilicon/clk.h +++ b/drivers/clk/hisilicon/clk.h @@ -30,6 +30,8 @@ #include <linux/io.h> #include <linux/spinlock.h> +struct platform_device; + struct hisi_clock_data { struct clk_onecell_data clk_data; void __iomem *base; @@ -110,19 +112,41 @@ struct clk *hi6220_register_clkdiv(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 shift, u8 width, u32 mask_bit, spinlock_t *lock); +struct hisi_clock_data *hisi_clk_alloc(struct platform_device *, int); struct hisi_clock_data *hisi_clk_init(struct device_node *, int); -void hisi_clk_register_fixed_rate(const struct hisi_fixed_rate_clock *, +int hisi_clk_register_fixed_rate(const struct hisi_fixed_rate_clock *, int, struct hisi_clock_data *); -void hisi_clk_register_fixed_factor(const struct hisi_fixed_factor_clock *, +int hisi_clk_register_fixed_factor(const struct hisi_fixed_factor_clock *, int, struct hisi_clock_data *); -void hisi_clk_register_mux(const struct hisi_mux_clock *, int, +int hisi_clk_register_mux(const struct hisi_mux_clock *, int, struct hisi_clock_data *); -void hisi_clk_register_divider(const struct hisi_divider_clock *, +int hisi_clk_register_divider(const struct hisi_divider_clock *, int, struct hisi_clock_data *); -void hisi_clk_register_gate(const struct hisi_gate_clock *, +int hisi_clk_register_gate(const struct hisi_gate_clock *, int, struct hisi_clock_data *); void hisi_clk_register_gate_sep(const struct hisi_gate_clock *, int, struct hisi_clock_data *); void hi6220_clk_register_divider(const struct hi6220_divider_clock *, int, struct hisi_clock_data *); + +#define hisi_clk_unregister(type) \ +static inline \ +void hisi_clk_unregister_##type(const struct hisi_##type##_clock *clks, \ + int nums, struct hisi_clock_data *data) \ +{ \ + struct clk **clocks = data->clk_data.clks; \ + int i; \ + for (i = 0; i < nums; i++) { \ + int id = clks[i].id; \ + if (clocks[id]) \ + clk_unregister_##type(clocks[id]); \ + } \ +} + +hisi_clk_unregister(fixed_rate) +hisi_clk_unregister(fixed_factor) +hisi_clk_unregister(mux) +hisi_clk_unregister(divider) +hisi_clk_unregister(gate) + #endif /* __HISI_CLK_H */ diff --git a/drivers/clk/hisilicon/clkdivider-hi6220.c b/drivers/clk/hisilicon/clkdivider-hi6220.c index 113eee8..a1c1f68 100644 --- a/drivers/clk/hisilicon/clkdivider-hi6220.c +++ b/drivers/clk/hisilicon/clkdivider-hi6220.c @@ -18,6 +18,8 @@ #include <linux/err.h> #include <linux/spinlock.h> +#include "clk.h" + #define div_mask(width) ((1 << (width)) - 1) /** diff --git a/drivers/clk/hisilicon/reset.c b/drivers/clk/hisilicon/reset.c index 6aa49c2..2a5015c 100644 --- a/drivers/clk/hisilicon/reset.c +++ b/drivers/clk/hisilicon/reset.c @@ -19,6 +19,7 @@ #include <linux/io.h> #include <linux/of_address.h> +#include <linux/platform_device.h> #include <linux/reset-controller.h> #include <linux/slab.h> #include <linux/spinlock.h> @@ -98,25 +99,25 @@ static const struct reset_control_ops hisi_reset_ops = { .deassert = hisi_reset_deassert, }; -struct hisi_reset_controller *hisi_reset_init(struct device_node *np) +struct hisi_reset_controller *hisi_reset_init(struct platform_device *pdev) { struct hisi_reset_controller *rstc; + struct resource *res; - rstc = kzalloc(sizeof(*rstc), GFP_KERNEL); + rstc = devm_kmalloc(&pdev->dev, sizeof(*rstc), GFP_KERNEL); if (!rstc) return NULL; - rstc->membase = of_iomap(np, 0); - if (!rstc->membase) { - kfree(rstc); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + rstc->membase = devm_ioremap(&pdev->dev, + res->start, resource_size(res)); + if (!rstc->membase) return NULL; - } spin_lock_init(&rstc->lock); - rstc->rcdev.owner = THIS_MODULE; rstc->rcdev.ops = &hisi_reset_ops; - rstc->rcdev.of_node = np; + rstc->rcdev.of_node = pdev->dev.of_node; rstc->rcdev.of_reset_n_cells = 2; rstc->rcdev.of_xlate = hisi_reset_of_xlate; reset_controller_register(&rstc->rcdev); @@ -128,7 +129,5 @@ EXPORT_SYMBOL_GPL(hisi_reset_init); void hisi_reset_exit(struct hisi_reset_controller *rstc) { reset_controller_unregister(&rstc->rcdev); - iounmap(rstc->membase); - kfree(rstc); } EXPORT_SYMBOL_GPL(hisi_reset_exit); diff --git a/drivers/clk/hisilicon/reset.h b/drivers/clk/hisilicon/reset.h index 677d773..9a69374 100644 --- a/drivers/clk/hisilicon/reset.h +++ b/drivers/clk/hisilicon/reset.h @@ -22,10 +22,11 @@ struct device_node; struct hisi_reset_controller; #ifdef CONFIG_RESET_CONTROLLER -struct hisi_reset_controller *hisi_reset_init(struct device_node *np); +struct hisi_reset_controller *hisi_reset_init(struct platform_device *pdev); void hisi_reset_exit(struct hisi_reset_controller *rstc); #else -static inline hisi_reset_controller *hisi_reset_init(struct device_node *np) +static inline +struct hisi_reset_controller *hisi_reset_init(struct platform_device *pdev) { return 0; } diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index 2beb396f..ba1c1ae 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -192,13 +192,13 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); /* type name parent_name base div_mask */ - clk[IMX6QDL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); - clk[IMX6QDL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); - clk[IMX6QDL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); - clk[IMX6QDL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); - clk[IMX6QDL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); - clk[IMX6QDL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); - clk[IMX6QDL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); + clk[IMX6QDL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "osc", base + 0x00, 0x7f); + clk[IMX6QDL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "osc", base + 0x30, 0x1); + clk[IMX6QDL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "osc", base + 0x10, 0x3); + clk[IMX6QDL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "osc", base + 0x70, 0x7f); + clk[IMX6QDL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "osc", base + 0xa0, 0x7f); + clk[IMX6QDL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3); + clk[IMX6QDL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "osc", base + 0x20, 0x3); clk[IMX6QDL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clk[IMX6QDL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); diff --git a/drivers/clk/imx/clk-imx6sl.c b/drivers/clk/imx/clk-imx6sl.c index 1be6230..5fd4dda 100644 --- a/drivers/clk/imx/clk-imx6sl.c +++ b/drivers/clk/imx/clk-imx6sl.c @@ -218,13 +218,13 @@ static void __init imx6sl_clocks_init(struct device_node *ccm_node) clks[IMX6SL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); /* type name parent_name base div_mask */ - clks[IMX6SL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); - clks[IMX6SL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); - clks[IMX6SL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); - clks[IMX6SL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); - clks[IMX6SL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); - clks[IMX6SL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); - clks[IMX6SL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); + clks[IMX6SL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "osc", base + 0x00, 0x7f); + clks[IMX6SL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "osc", base + 0x30, 0x1); + clks[IMX6SL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "osc", base + 0x10, 0x3); + clks[IMX6SL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "osc", base + 0x70, 0x7f); + clks[IMX6SL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "osc", base + 0xa0, 0x7f); + clks[IMX6SL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3); + clks[IMX6SL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "osc", base + 0x20, 0x3); clks[IMX6SL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); diff --git a/drivers/clk/imx/clk-imx6sx.c b/drivers/clk/imx/clk-imx6sx.c index 97e742a..b5c96de 100644 --- a/drivers/clk/imx/clk-imx6sx.c +++ b/drivers/clk/imx/clk-imx6sx.c @@ -174,13 +174,13 @@ static void __init imx6sx_clocks_init(struct device_node *ccm_node) clks[IMX6SX_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); /* type name parent_name base div_mask */ - clks[IMX6SX_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); - clks[IMX6SX_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); - clks[IMX6SX_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); - clks[IMX6SX_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); - clks[IMX6SX_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); - clks[IMX6SX_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); - clks[IMX6SX_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); + clks[IMX6SX_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "osc", base + 0x00, 0x7f); + clks[IMX6SX_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "osc", base + 0x30, 0x1); + clks[IMX6SX_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "osc", base + 0x10, 0x3); + clks[IMX6SX_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "osc", base + 0x70, 0x7f); + clks[IMX6SX_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "osc", base + 0xa0, 0x7f); + clks[IMX6SX_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3); + clks[IMX6SX_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "osc", base + 0x20, 0x3); clks[IMX6SX_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6SX_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); diff --git a/drivers/clk/imx/clk-imx6ul.c b/drivers/clk/imx/clk-imx6ul.c index 0f1f17a..d1d7787 100644 --- a/drivers/clk/imx/clk-imx6ul.c +++ b/drivers/clk/imx/clk-imx6ul.c @@ -130,13 +130,13 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node) clks[IMX6UL_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); clks[IMX6UL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels)); - clks[IMX6UL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "pll1_bypass_src", base + 0x00, 0x7f); - clks[IMX6UL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1); - clks[IMX6UL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "pll3_bypass_src", base + 0x10, 0x3); - clks[IMX6UL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "pll4_bypass_src", base + 0x70, 0x7f); - clks[IMX6UL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "pll5_bypass_src", base + 0xa0, 0x7f); - clks[IMX6UL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "pll6_bypass_src", base + 0xe0, 0x3); - clks[IMX6UL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "pll7_bypass_src", base + 0x20, 0x3); + clks[IMX6UL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1", "osc", base + 0x00, 0x7f); + clks[IMX6UL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "osc", base + 0x30, 0x1); + clks[IMX6UL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3", "osc", base + 0x10, 0x3); + clks[IMX6UL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4", "osc", base + 0x70, 0x7f); + clks[IMX6UL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5", "osc", base + 0xa0, 0x7f); + clks[IMX6UL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3); + clks[IMX6UL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7", "osc", base + 0x20, 0x3); clks[IMX6UL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT); clks[IMX6UL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT); @@ -305,8 +305,8 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node) clks[IMX6UL_CLK_CAN1_SERIAL] = imx_clk_gate2("can1_serial", "can_podf", base + 0x68, 16); clks[IMX6UL_CLK_CAN2_IPG] = imx_clk_gate2("can2_ipg", "ipg", base + 0x68, 18); clks[IMX6UL_CLK_CAN2_SERIAL] = imx_clk_gate2("can2_serial", "can_podf", base + 0x68, 20); - clks[IMX6UL_CLK_GPT2_BUS] = imx_clk_gate2("gpt_bus", "perclk", base + 0x68, 24); - clks[IMX6UL_CLK_GPT2_SERIAL] = imx_clk_gate2("gpt_serial", "perclk", base + 0x68, 26); + clks[IMX6UL_CLK_GPT2_BUS] = imx_clk_gate2("gpt2_bus", "perclk", base + 0x68, 24); + clks[IMX6UL_CLK_GPT2_SERIAL] = imx_clk_gate2("gpt2_serial", "perclk", base + 0x68, 26); clks[IMX6UL_CLK_UART2_IPG] = imx_clk_gate2("uart2_ipg", "ipg", base + 0x68, 28); clks[IMX6UL_CLK_UART2_SERIAL] = imx_clk_gate2("uart2_serial", "uart_podf", base + 0x68, 28); clks[IMX6UL_CLK_AIPSTZ3] = imx_clk_gate2("aips_tz3", "ahb", base + 0x68, 30); diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c index 5229968..6ed4f8f 100644 --- a/drivers/clk/imx/clk-imx7d.c +++ b/drivers/clk/imx/clk-imx7d.c @@ -65,7 +65,7 @@ static const char *dram_phym_sel[] = { "pll_dram_main_clk", "dram_phym_alt_clk", }; static const char *dram_sel[] = { "pll_dram_main_clk", - "dram_alt_clk", }; + "dram_alt_root_clk", }; static const char *dram_phym_alt_sel[] = { "osc", "pll_dram_533m_clk", "pll_sys_main_clk", "pll_enet_500m_clk", @@ -361,6 +361,14 @@ static const char *pll_enet_bypass_sel[] = { "pll_enet_main", "pll_enet_main_src static const char *pll_audio_bypass_sel[] = { "pll_audio_main", "pll_audio_main_src", }; static const char *pll_video_bypass_sel[] = { "pll_video_main", "pll_video_main_src", }; +static int const clks_init_on[] __initconst = { + IMX7D_ARM_A7_ROOT_CLK, IMX7D_MAIN_AXI_ROOT_CLK, + IMX7D_PLL_SYS_MAIN_480M_CLK, IMX7D_NAND_USDHC_BUS_ROOT_CLK, + IMX7D_DRAM_PHYM_ROOT_CLK, IMX7D_DRAM_ROOT_CLK, + IMX7D_DRAM_PHYM_ALT_ROOT_CLK, IMX7D_DRAM_ALT_ROOT_CLK, + IMX7D_AHB_CHANNEL_ROOT_CLK, +}; + static struct clk_onecell_data clk_data; static struct clk ** const uart_clks[] __initconst = { @@ -395,12 +403,12 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_PLL_AUDIO_MAIN_SRC] = imx_clk_mux("pll_audio_main_src", base + 0xf0, 14, 2, pll_bypass_src_sel, ARRAY_SIZE(pll_bypass_src_sel)); clks[IMX7D_PLL_VIDEO_MAIN_SRC] = imx_clk_mux("pll_video_main_src", base + 0x130, 14, 2, pll_bypass_src_sel, ARRAY_SIZE(pll_bypass_src_sel)); - clks[IMX7D_PLL_ARM_MAIN] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll_arm_main", "pll_arm_main_src", base + 0x60, 0x7f); - clks[IMX7D_PLL_DRAM_MAIN] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll_dram_main", "pll_dram_main_src", base + 0x70, 0x7f); - clks[IMX7D_PLL_SYS_MAIN] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll_sys_main", "pll_sys_main_src", base + 0xb0, 0x1); - clks[IMX7D_PLL_ENET_MAIN] = imx_clk_pllv3(IMX_PLLV3_ENET_IMX7, "pll_enet_main", "pll_enet_main_src", base + 0xe0, 0x0); - clks[IMX7D_PLL_AUDIO_MAIN] = imx_clk_pllv3(IMX_PLLV3_AV, "pll_audio_main", "pll_audio_main_src", base + 0xf0, 0x7f); - clks[IMX7D_PLL_VIDEO_MAIN] = imx_clk_pllv3(IMX_PLLV3_AV, "pll_video_main", "pll_video_main_src", base + 0x130, 0x7f); + clks[IMX7D_PLL_ARM_MAIN] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll_arm_main", "osc", base + 0x60, 0x7f); + clks[IMX7D_PLL_DRAM_MAIN] = imx_clk_pllv3(IMX_PLLV3_AV, "pll_dram_main", "osc", base + 0x70, 0x7f); + clks[IMX7D_PLL_SYS_MAIN] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll_sys_main", "osc", base + 0xb0, 0x1); + clks[IMX7D_PLL_ENET_MAIN] = imx_clk_pllv3(IMX_PLLV3_ENET_IMX7, "pll_enet_main", "osc", base + 0xe0, 0x0); + clks[IMX7D_PLL_AUDIO_MAIN] = imx_clk_pllv3(IMX_PLLV3_AV, "pll_audio_main", "osc", base + 0xf0, 0x7f); + clks[IMX7D_PLL_VIDEO_MAIN] = imx_clk_pllv3(IMX_PLLV3_AV, "pll_video_main", "osc", base + 0x130, 0x7f); clks[IMX7D_PLL_ARM_MAIN_BYPASS] = imx_clk_mux_flags("pll_arm_main_bypass", base + 0x60, 16, 1, pll_arm_bypass_sel, ARRAY_SIZE(pll_arm_bypass_sel), CLK_SET_RATE_PARENT); clks[IMX7D_PLL_DRAM_MAIN_BYPASS] = imx_clk_mux_flags("pll_dram_main_bypass", base + 0x70, 16, 1, pll_dram_bypass_sel, ARRAY_SIZE(pll_dram_bypass_sel), CLK_SET_RATE_PARENT); @@ -474,363 +482,363 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) base = of_iomap(np, 0); WARN_ON(!base); - clks[IMX7D_ARM_A7_ROOT_SRC] = imx_clk_mux("arm_a7_src", base + 0x8000, 24, 3, arm_a7_sel, ARRAY_SIZE(arm_a7_sel)); - clks[IMX7D_ARM_M4_ROOT_SRC] = imx_clk_mux("arm_m4_src", base + 0x8080, 24, 3, arm_m4_sel, ARRAY_SIZE(arm_m4_sel)); - clks[IMX7D_ARM_M0_ROOT_SRC] = imx_clk_mux("arm_m0_src", base + 0x8100, 24, 3, arm_m0_sel, ARRAY_SIZE(arm_m0_sel)); - clks[IMX7D_MAIN_AXI_ROOT_SRC] = imx_clk_mux("axi_src", base + 0x8800, 24, 3, axi_sel, ARRAY_SIZE(axi_sel)); - clks[IMX7D_DISP_AXI_ROOT_SRC] = imx_clk_mux("disp_axi_src", base + 0x8880, 24, 3, disp_axi_sel, ARRAY_SIZE(disp_axi_sel)); - clks[IMX7D_ENET_AXI_ROOT_SRC] = imx_clk_mux("enet_axi_src", base + 0x8900, 24, 3, enet_axi_sel, ARRAY_SIZE(enet_axi_sel)); - clks[IMX7D_NAND_USDHC_BUS_ROOT_SRC] = imx_clk_mux("nand_usdhc_src", base + 0x8980, 24, 3, nand_usdhc_bus_sel, ARRAY_SIZE(nand_usdhc_bus_sel)); - clks[IMX7D_AHB_CHANNEL_ROOT_SRC] = imx_clk_mux("ahb_src", base + 0x9000, 24, 3, ahb_channel_sel, ARRAY_SIZE(ahb_channel_sel)); - clks[IMX7D_DRAM_PHYM_ROOT_SRC] = imx_clk_mux("dram_phym_src", base + 0x9800, 24, 1, dram_phym_sel, ARRAY_SIZE(dram_phym_sel)); - clks[IMX7D_DRAM_ROOT_SRC] = imx_clk_mux("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel)); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_SRC] = imx_clk_mux("dram_phym_alt_src", base + 0xa000, 24, 3, dram_phym_alt_sel, ARRAY_SIZE(dram_phym_alt_sel)); - clks[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_mux("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel)); - clks[IMX7D_USB_HSIC_ROOT_SRC] = imx_clk_mux("usb_hsic_src", base + 0xa100, 24, 3, usb_hsic_sel, ARRAY_SIZE(usb_hsic_sel)); - clks[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_mux("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel)); - clks[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_mux("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel)); - clks[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_mux("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel)); - clks[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_mux("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel)); - clks[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_mux("mipi_dsi_src", base + 0xa380, 24, 3, mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel)); - clks[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_mux("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel)); - clks[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_mux("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel)); - clks[IMX7D_SAI1_ROOT_SRC] = imx_clk_mux("sai1_src", base + 0xa500, 24, 3, sai1_sel, ARRAY_SIZE(sai1_sel)); - clks[IMX7D_SAI2_ROOT_SRC] = imx_clk_mux("sai2_src", base + 0xa580, 24, 3, sai2_sel, ARRAY_SIZE(sai2_sel)); - clks[IMX7D_SAI3_ROOT_SRC] = imx_clk_mux("sai3_src", base + 0xa600, 24, 3, sai3_sel, ARRAY_SIZE(sai3_sel)); - clks[IMX7D_SPDIF_ROOT_SRC] = imx_clk_mux("spdif_src", base + 0xa680, 24, 3, spdif_sel, ARRAY_SIZE(spdif_sel)); - clks[IMX7D_ENET1_REF_ROOT_SRC] = imx_clk_mux("enet1_ref_src", base + 0xa700, 24, 3, enet1_ref_sel, ARRAY_SIZE(enet1_ref_sel)); - clks[IMX7D_ENET1_TIME_ROOT_SRC] = imx_clk_mux("enet1_time_src", base + 0xa780, 24, 3, enet1_time_sel, ARRAY_SIZE(enet1_time_sel)); - clks[IMX7D_ENET2_REF_ROOT_SRC] = imx_clk_mux("enet2_ref_src", base + 0xa800, 24, 3, enet2_ref_sel, ARRAY_SIZE(enet2_ref_sel)); - clks[IMX7D_ENET2_TIME_ROOT_SRC] = imx_clk_mux("enet2_time_src", base + 0xa880, 24, 3, enet2_time_sel, ARRAY_SIZE(enet2_time_sel)); - clks[IMX7D_ENET_PHY_REF_ROOT_SRC] = imx_clk_mux("enet_phy_ref_src", base + 0xa900, 24, 3, enet_phy_ref_sel, ARRAY_SIZE(enet_phy_ref_sel)); - clks[IMX7D_EIM_ROOT_SRC] = imx_clk_mux("eim_src", base + 0xa980, 24, 3, eim_sel, ARRAY_SIZE(eim_sel)); - clks[IMX7D_NAND_ROOT_SRC] = imx_clk_mux("nand_src", base + 0xaa00, 24, 3, nand_sel, ARRAY_SIZE(nand_sel)); - clks[IMX7D_QSPI_ROOT_SRC] = imx_clk_mux("qspi_src", base + 0xaa80, 24, 3, qspi_sel, ARRAY_SIZE(qspi_sel)); - clks[IMX7D_USDHC1_ROOT_SRC] = imx_clk_mux("usdhc1_src", base + 0xab00, 24, 3, usdhc1_sel, ARRAY_SIZE(usdhc1_sel)); - clks[IMX7D_USDHC2_ROOT_SRC] = imx_clk_mux("usdhc2_src", base + 0xab80, 24, 3, usdhc2_sel, ARRAY_SIZE(usdhc2_sel)); - clks[IMX7D_USDHC3_ROOT_SRC] = imx_clk_mux("usdhc3_src", base + 0xac00, 24, 3, usdhc3_sel, ARRAY_SIZE(usdhc3_sel)); - clks[IMX7D_CAN1_ROOT_SRC] = imx_clk_mux("can1_src", base + 0xac80, 24, 3, can1_sel, ARRAY_SIZE(can1_sel)); - clks[IMX7D_CAN2_ROOT_SRC] = imx_clk_mux("can2_src", base + 0xad00, 24, 3, can2_sel, ARRAY_SIZE(can2_sel)); - clks[IMX7D_I2C1_ROOT_SRC] = imx_clk_mux("i2c1_src", base + 0xad80, 24, 3, i2c1_sel, ARRAY_SIZE(i2c1_sel)); - clks[IMX7D_I2C2_ROOT_SRC] = imx_clk_mux("i2c2_src", base + 0xae00, 24, 3, i2c2_sel, ARRAY_SIZE(i2c2_sel)); - clks[IMX7D_I2C3_ROOT_SRC] = imx_clk_mux("i2c3_src", base + 0xae80, 24, 3, i2c3_sel, ARRAY_SIZE(i2c3_sel)); - clks[IMX7D_I2C4_ROOT_SRC] = imx_clk_mux("i2c4_src", base + 0xaf00, 24, 3, i2c4_sel, ARRAY_SIZE(i2c4_sel)); - clks[IMX7D_UART1_ROOT_SRC] = imx_clk_mux("uart1_src", base + 0xaf80, 24, 3, uart1_sel, ARRAY_SIZE(uart1_sel)); - clks[IMX7D_UART2_ROOT_SRC] = imx_clk_mux("uart2_src", base + 0xb000, 24, 3, uart2_sel, ARRAY_SIZE(uart2_sel)); - clks[IMX7D_UART3_ROOT_SRC] = imx_clk_mux("uart3_src", base + 0xb080, 24, 3, uart3_sel, ARRAY_SIZE(uart3_sel)); - clks[IMX7D_UART4_ROOT_SRC] = imx_clk_mux("uart4_src", base + 0xb100, 24, 3, uart4_sel, ARRAY_SIZE(uart4_sel)); - clks[IMX7D_UART5_ROOT_SRC] = imx_clk_mux("uart5_src", base + 0xb180, 24, 3, uart5_sel, ARRAY_SIZE(uart5_sel)); - clks[IMX7D_UART6_ROOT_SRC] = imx_clk_mux("uart6_src", base + 0xb200, 24, 3, uart6_sel, ARRAY_SIZE(uart6_sel)); - clks[IMX7D_UART7_ROOT_SRC] = imx_clk_mux("uart7_src", base + 0xb280, 24, 3, uart7_sel, ARRAY_SIZE(uart7_sel)); - clks[IMX7D_ECSPI1_ROOT_SRC] = imx_clk_mux("ecspi1_src", base + 0xb300, 24, 3, ecspi1_sel, ARRAY_SIZE(ecspi1_sel)); - clks[IMX7D_ECSPI2_ROOT_SRC] = imx_clk_mux("ecspi2_src", base + 0xb380, 24, 3, ecspi2_sel, ARRAY_SIZE(ecspi2_sel)); - clks[IMX7D_ECSPI3_ROOT_SRC] = imx_clk_mux("ecspi3_src", base + 0xb400, 24, 3, ecspi3_sel, ARRAY_SIZE(ecspi3_sel)); - clks[IMX7D_ECSPI4_ROOT_SRC] = imx_clk_mux("ecspi4_src", base + 0xb480, 24, 3, ecspi4_sel, ARRAY_SIZE(ecspi4_sel)); - clks[IMX7D_PWM1_ROOT_SRC] = imx_clk_mux("pwm1_src", base + 0xb500, 24, 3, pwm1_sel, ARRAY_SIZE(pwm1_sel)); - clks[IMX7D_PWM2_ROOT_SRC] = imx_clk_mux("pwm2_src", base + 0xb580, 24, 3, pwm2_sel, ARRAY_SIZE(pwm2_sel)); - clks[IMX7D_PWM3_ROOT_SRC] = imx_clk_mux("pwm3_src", base + 0xb600, 24, 3, pwm3_sel, ARRAY_SIZE(pwm3_sel)); - clks[IMX7D_PWM4_ROOT_SRC] = imx_clk_mux("pwm4_src", base + 0xb680, 24, 3, pwm4_sel, ARRAY_SIZE(pwm4_sel)); - clks[IMX7D_FLEXTIMER1_ROOT_SRC] = imx_clk_mux("flextimer1_src", base + 0xb700, 24, 3, flextimer1_sel, ARRAY_SIZE(flextimer1_sel)); - clks[IMX7D_FLEXTIMER2_ROOT_SRC] = imx_clk_mux("flextimer2_src", base + 0xb780, 24, 3, flextimer2_sel, ARRAY_SIZE(flextimer2_sel)); - clks[IMX7D_SIM1_ROOT_SRC] = imx_clk_mux("sim1_src", base + 0xb800, 24, 3, sim1_sel, ARRAY_SIZE(sim1_sel)); - clks[IMX7D_SIM2_ROOT_SRC] = imx_clk_mux("sim2_src", base + 0xb880, 24, 3, sim2_sel, ARRAY_SIZE(sim2_sel)); - clks[IMX7D_GPT1_ROOT_SRC] = imx_clk_mux("gpt1_src", base + 0xb900, 24, 3, gpt1_sel, ARRAY_SIZE(gpt1_sel)); - clks[IMX7D_GPT2_ROOT_SRC] = imx_clk_mux("gpt2_src", base + 0xb980, 24, 3, gpt2_sel, ARRAY_SIZE(gpt2_sel)); - clks[IMX7D_GPT3_ROOT_SRC] = imx_clk_mux("gpt3_src", base + 0xba00, 24, 3, gpt3_sel, ARRAY_SIZE(gpt3_sel)); - clks[IMX7D_GPT4_ROOT_SRC] = imx_clk_mux("gpt4_src", base + 0xba80, 24, 3, gpt4_sel, ARRAY_SIZE(gpt4_sel)); - clks[IMX7D_TRACE_ROOT_SRC] = imx_clk_mux("trace_src", base + 0xbb00, 24, 3, trace_sel, ARRAY_SIZE(trace_sel)); - clks[IMX7D_WDOG_ROOT_SRC] = imx_clk_mux("wdog_src", base + 0xbb80, 24, 3, wdog_sel, ARRAY_SIZE(wdog_sel)); - clks[IMX7D_CSI_MCLK_ROOT_SRC] = imx_clk_mux("csi_mclk_src", base + 0xbc00, 24, 3, csi_mclk_sel, ARRAY_SIZE(csi_mclk_sel)); - clks[IMX7D_AUDIO_MCLK_ROOT_SRC] = imx_clk_mux("audio_mclk_src", base + 0xbc80, 24, 3, audio_mclk_sel, ARRAY_SIZE(audio_mclk_sel)); - clks[IMX7D_WRCLK_ROOT_SRC] = imx_clk_mux("wrclk_src", base + 0xbd00, 24, 3, wrclk_sel, ARRAY_SIZE(wrclk_sel)); - clks[IMX7D_CLKO1_ROOT_SRC] = imx_clk_mux("clko1_src", base + 0xbd80, 24, 3, clko1_sel, ARRAY_SIZE(clko1_sel)); - clks[IMX7D_CLKO2_ROOT_SRC] = imx_clk_mux("clko2_src", base + 0xbe00, 24, 3, clko2_sel, ARRAY_SIZE(clko2_sel)); - - clks[IMX7D_ARM_A7_ROOT_CG] = imx_clk_gate("arm_a7_cg", "arm_a7_src", base + 0x8000, 28); - clks[IMX7D_ARM_M4_ROOT_CG] = imx_clk_gate("arm_m4_cg", "arm_m4_src", base + 0x8080, 28); - clks[IMX7D_ARM_M0_ROOT_CG] = imx_clk_gate("arm_m0_cg", "arm_m0_src", base + 0x8100, 28); - clks[IMX7D_MAIN_AXI_ROOT_CG] = imx_clk_gate("axi_cg", "axi_src", base + 0x8800, 28); - clks[IMX7D_DISP_AXI_ROOT_CG] = imx_clk_gate("disp_axi_cg", "disp_axi_src", base + 0x8880, 28); - clks[IMX7D_ENET_AXI_ROOT_CG] = imx_clk_gate("enet_axi_cg", "enet_axi_src", base + 0x8900, 28); - clks[IMX7D_NAND_USDHC_BUS_ROOT_CG] = imx_clk_gate("nand_usdhc_cg", "nand_usdhc_src", base + 0x8980, 28); - clks[IMX7D_AHB_CHANNEL_ROOT_CG] = imx_clk_gate("ahb_cg", "ahb_src", base + 0x9000, 28); - clks[IMX7D_DRAM_PHYM_ROOT_CG] = imx_clk_gate("dram_phym_cg", "dram_phym_src", base + 0x9800, 28); - clks[IMX7D_DRAM_ROOT_CG] = imx_clk_gate("dram_cg", "dram_src", base + 0x9880, 28); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_CG] = imx_clk_gate("dram_phym_alt_cg", "dram_phym_alt_src", base + 0xa000, 28); - clks[IMX7D_DRAM_ALT_ROOT_CG] = imx_clk_gate("dram_alt_cg", "dram_alt_src", base + 0xa080, 28); - clks[IMX7D_USB_HSIC_ROOT_CG] = imx_clk_gate("usb_hsic_cg", "usb_hsic_src", base + 0xa100, 28); - clks[IMX7D_PCIE_CTRL_ROOT_CG] = imx_clk_gate("pcie_ctrl_cg", "pcie_ctrl_src", base + 0xa180, 28); - clks[IMX7D_PCIE_PHY_ROOT_CG] = imx_clk_gate("pcie_phy_cg", "pcie_phy_src", base + 0xa200, 28); - clks[IMX7D_EPDC_PIXEL_ROOT_CG] = imx_clk_gate("epdc_pixel_cg", "epdc_pixel_src", base + 0xa280, 28); - clks[IMX7D_LCDIF_PIXEL_ROOT_CG] = imx_clk_gate("lcdif_pixel_cg", "lcdif_pixel_src", base + 0xa300, 28); - clks[IMX7D_MIPI_DSI_ROOT_CG] = imx_clk_gate("mipi_dsi_cg", "mipi_dsi_src", base + 0xa380, 28); - clks[IMX7D_MIPI_CSI_ROOT_CG] = imx_clk_gate("mipi_csi_cg", "mipi_csi_src", base + 0xa400, 28); - clks[IMX7D_MIPI_DPHY_ROOT_CG] = imx_clk_gate("mipi_dphy_cg", "mipi_dphy_src", base + 0xa480, 28); - clks[IMX7D_SAI1_ROOT_CG] = imx_clk_gate("sai1_cg", "sai1_src", base + 0xa500, 28); - clks[IMX7D_SAI2_ROOT_CG] = imx_clk_gate("sai2_cg", "sai2_src", base + 0xa580, 28); - clks[IMX7D_SAI3_ROOT_CG] = imx_clk_gate("sai3_cg", "sai3_src", base + 0xa600, 28); - clks[IMX7D_SPDIF_ROOT_CG] = imx_clk_gate("spdif_cg", "spdif_src", base + 0xa680, 28); - clks[IMX7D_ENET1_REF_ROOT_CG] = imx_clk_gate("enet1_ref_cg", "enet1_ref_src", base + 0xa700, 28); - clks[IMX7D_ENET1_TIME_ROOT_CG] = imx_clk_gate("enet1_time_cg", "enet1_time_src", base + 0xa780, 28); - clks[IMX7D_ENET2_REF_ROOT_CG] = imx_clk_gate("enet2_ref_cg", "enet2_ref_src", base + 0xa800, 28); - clks[IMX7D_ENET2_TIME_ROOT_CG] = imx_clk_gate("enet2_time_cg", "enet2_time_src", base + 0xa880, 28); - clks[IMX7D_ENET_PHY_REF_ROOT_CG] = imx_clk_gate("enet_phy_ref_cg", "enet_phy_ref_src", base + 0xa900, 28); - clks[IMX7D_EIM_ROOT_CG] = imx_clk_gate("eim_cg", "eim_src", base + 0xa980, 28); - clks[IMX7D_NAND_ROOT_CG] = imx_clk_gate("nand_cg", "nand_src", base + 0xaa00, 28); - clks[IMX7D_QSPI_ROOT_CG] = imx_clk_gate("qspi_cg", "qspi_src", base + 0xaa80, 28); - clks[IMX7D_USDHC1_ROOT_CG] = imx_clk_gate("usdhc1_cg", "usdhc1_src", base + 0xab00, 28); - clks[IMX7D_USDHC2_ROOT_CG] = imx_clk_gate("usdhc2_cg", "usdhc2_src", base + 0xab80, 28); - clks[IMX7D_USDHC3_ROOT_CG] = imx_clk_gate("usdhc3_cg", "usdhc3_src", base + 0xac00, 28); - clks[IMX7D_CAN1_ROOT_CG] = imx_clk_gate("can1_cg", "can1_src", base + 0xac80, 28); - clks[IMX7D_CAN2_ROOT_CG] = imx_clk_gate("can2_cg", "can2_src", base + 0xad00, 28); - clks[IMX7D_I2C1_ROOT_CG] = imx_clk_gate("i2c1_cg", "i2c1_src", base + 0xad80, 28); - clks[IMX7D_I2C2_ROOT_CG] = imx_clk_gate("i2c2_cg", "i2c2_src", base + 0xae00, 28); - clks[IMX7D_I2C3_ROOT_CG] = imx_clk_gate("i2c3_cg", "i2c3_src", base + 0xae80, 28); - clks[IMX7D_I2C4_ROOT_CG] = imx_clk_gate("i2c4_cg", "i2c4_src", base + 0xaf00, 28); - clks[IMX7D_UART1_ROOT_CG] = imx_clk_gate("uart1_cg", "uart1_src", base + 0xaf80, 28); - clks[IMX7D_UART2_ROOT_CG] = imx_clk_gate("uart2_cg", "uart2_src", base + 0xb000, 28); - clks[IMX7D_UART3_ROOT_CG] = imx_clk_gate("uart3_cg", "uart3_src", base + 0xb080, 28); - clks[IMX7D_UART4_ROOT_CG] = imx_clk_gate("uart4_cg", "uart4_src", base + 0xb100, 28); - clks[IMX7D_UART5_ROOT_CG] = imx_clk_gate("uart5_cg", "uart5_src", base + 0xb180, 28); - clks[IMX7D_UART6_ROOT_CG] = imx_clk_gate("uart6_cg", "uart6_src", base + 0xb200, 28); - clks[IMX7D_UART7_ROOT_CG] = imx_clk_gate("uart7_cg", "uart7_src", base + 0xb280, 28); - clks[IMX7D_ECSPI1_ROOT_CG] = imx_clk_gate("ecspi1_cg", "ecspi1_src", base + 0xb300, 28); - clks[IMX7D_ECSPI2_ROOT_CG] = imx_clk_gate("ecspi2_cg", "ecspi2_src", base + 0xb380, 28); - clks[IMX7D_ECSPI3_ROOT_CG] = imx_clk_gate("ecspi3_cg", "ecspi3_src", base + 0xb400, 28); - clks[IMX7D_ECSPI4_ROOT_CG] = imx_clk_gate("ecspi4_cg", "ecspi4_src", base + 0xb480, 28); - clks[IMX7D_PWM1_ROOT_CG] = imx_clk_gate("pwm1_cg", "pwm1_src", base + 0xb500, 28); - clks[IMX7D_PWM2_ROOT_CG] = imx_clk_gate("pwm2_cg", "pwm2_src", base + 0xb580, 28); - clks[IMX7D_PWM3_ROOT_CG] = imx_clk_gate("pwm3_cg", "pwm3_src", base + 0xb600, 28); - clks[IMX7D_PWM4_ROOT_CG] = imx_clk_gate("pwm4_cg", "pwm4_src", base + 0xb680, 28); - clks[IMX7D_FLEXTIMER1_ROOT_CG] = imx_clk_gate("flextimer1_cg", "flextimer1_src", base + 0xb700, 28); - clks[IMX7D_FLEXTIMER2_ROOT_CG] = imx_clk_gate("flextimer2_cg", "flextimer2_src", base + 0xb780, 28); - clks[IMX7D_SIM1_ROOT_CG] = imx_clk_gate("sim1_cg", "sim1_src", base + 0xb800, 28); - clks[IMX7D_SIM2_ROOT_CG] = imx_clk_gate("sim2_cg", "sim2_src", base + 0xb880, 28); - clks[IMX7D_GPT1_ROOT_CG] = imx_clk_gate("gpt1_cg", "gpt1_src", base + 0xb900, 28); - clks[IMX7D_GPT2_ROOT_CG] = imx_clk_gate("gpt2_cg", "gpt2_src", base + 0xb980, 28); - clks[IMX7D_GPT3_ROOT_CG] = imx_clk_gate("gpt3_cg", "gpt3_src", base + 0xbA00, 28); - clks[IMX7D_GPT4_ROOT_CG] = imx_clk_gate("gpt4_cg", "gpt4_src", base + 0xbA80, 28); - clks[IMX7D_TRACE_ROOT_CG] = imx_clk_gate("trace_cg", "trace_src", base + 0xbb00, 28); - clks[IMX7D_WDOG_ROOT_CG] = imx_clk_gate("wdog_cg", "wdog_src", base + 0xbb80, 28); - clks[IMX7D_CSI_MCLK_ROOT_CG] = imx_clk_gate("csi_mclk_cg", "csi_mclk_src", base + 0xbc00, 28); - clks[IMX7D_AUDIO_MCLK_ROOT_CG] = imx_clk_gate("audio_mclk_cg", "audio_mclk_src", base + 0xbc80, 28); - clks[IMX7D_WRCLK_ROOT_CG] = imx_clk_gate("wrclk_cg", "wrclk_src", base + 0xbd00, 28); - clks[IMX7D_CLKO1_ROOT_CG] = imx_clk_gate("clko1_cg", "clko1_src", base + 0xbd80, 28); - clks[IMX7D_CLKO2_ROOT_CG] = imx_clk_gate("clko2_cg", "clko2_src", base + 0xbe00, 28); - - clks[IMX7D_MAIN_AXI_ROOT_PRE_DIV] = imx_clk_divider("axi_pre_div", "axi_cg", base + 0x8800, 16, 3); - clks[IMX7D_DISP_AXI_ROOT_PRE_DIV] = imx_clk_divider("disp_axi_pre_div", "disp_axi_cg", base + 0x8880, 16, 3); - clks[IMX7D_ENET_AXI_ROOT_PRE_DIV] = imx_clk_divider("enet_axi_pre_div", "enet_axi_cg", base + 0x8900, 16, 3); - clks[IMX7D_NAND_USDHC_BUS_ROOT_PRE_DIV] = imx_clk_divider("nand_usdhc_pre_div", "nand_usdhc_cg", base + 0x8980, 16, 3); - clks[IMX7D_AHB_CHANNEL_ROOT_PRE_DIV] = imx_clk_divider("ahb_pre_div", "ahb_cg", base + 0x9000, 16, 3); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_PRE_DIV] = imx_clk_divider("dram_phym_alt_pre_div", "dram_phym_alt_cg", base + 0xa000, 16, 3); - clks[IMX7D_DRAM_ALT_ROOT_PRE_DIV] = imx_clk_divider("dram_alt_pre_div", "dram_alt_cg", base + 0xa080, 16, 3); - clks[IMX7D_USB_HSIC_ROOT_PRE_DIV] = imx_clk_divider("usb_hsic_pre_div", "usb_hsic_cg", base + 0xa100, 16, 3); - clks[IMX7D_PCIE_CTRL_ROOT_PRE_DIV] = imx_clk_divider("pcie_ctrl_pre_div", "pcie_ctrl_cg", base + 0xa180, 16, 3); - clks[IMX7D_PCIE_PHY_ROOT_PRE_DIV] = imx_clk_divider("pcie_phy_pre_div", "pcie_phy_cg", base + 0xa200, 16, 3); - clks[IMX7D_EPDC_PIXEL_ROOT_PRE_DIV] = imx_clk_divider("epdc_pixel_pre_div", "epdc_pixel_cg", base + 0xa280, 16, 3); - clks[IMX7D_LCDIF_PIXEL_ROOT_PRE_DIV] = imx_clk_divider("lcdif_pixel_pre_div", "lcdif_pixel_cg", base + 0xa300, 16, 3); - clks[IMX7D_MIPI_DSI_ROOT_PRE_DIV] = imx_clk_divider("mipi_dsi_pre_div", "mipi_dsi_cg", base + 0xa380, 16, 3); - clks[IMX7D_MIPI_CSI_ROOT_PRE_DIV] = imx_clk_divider("mipi_csi_pre_div", "mipi_csi_cg", base + 0xa400, 16, 3); - clks[IMX7D_MIPI_DPHY_ROOT_PRE_DIV] = imx_clk_divider("mipi_dphy_pre_div", "mipi_dphy_cg", base + 0xa480, 16, 3); - clks[IMX7D_SAI1_ROOT_PRE_DIV] = imx_clk_divider("sai1_pre_div", "sai1_cg", base + 0xa500, 16, 3); - clks[IMX7D_SAI2_ROOT_PRE_DIV] = imx_clk_divider("sai2_pre_div", "sai2_cg", base + 0xa580, 16, 3); - clks[IMX7D_SAI3_ROOT_PRE_DIV] = imx_clk_divider("sai3_pre_div", "sai3_cg", base + 0xa600, 16, 3); - clks[IMX7D_SPDIF_ROOT_PRE_DIV] = imx_clk_divider("spdif_pre_div", "spdif_cg", base + 0xa680, 16, 3); - clks[IMX7D_ENET1_REF_ROOT_PRE_DIV] = imx_clk_divider("enet1_ref_pre_div", "enet1_ref_cg", base + 0xa700, 16, 3); - clks[IMX7D_ENET1_TIME_ROOT_PRE_DIV] = imx_clk_divider("enet1_time_pre_div", "enet1_time_cg", base + 0xa780, 16, 3); - clks[IMX7D_ENET2_REF_ROOT_PRE_DIV] = imx_clk_divider("enet2_ref_pre_div", "enet2_ref_cg", base + 0xa800, 16, 3); - clks[IMX7D_ENET2_TIME_ROOT_PRE_DIV] = imx_clk_divider("enet2_time_pre_div", "enet2_time_cg", base + 0xa880, 16, 3); - clks[IMX7D_ENET_PHY_REF_ROOT_PRE_DIV] = imx_clk_divider("enet_phy_ref_pre_div", "enet_phy_ref_cg", base + 0xa900, 16, 3); - clks[IMX7D_EIM_ROOT_PRE_DIV] = imx_clk_divider("eim_pre_div", "eim_cg", base + 0xa980, 16, 3); - clks[IMX7D_NAND_ROOT_PRE_DIV] = imx_clk_divider("nand_pre_div", "nand_cg", base + 0xaa00, 16, 3); - clks[IMX7D_QSPI_ROOT_PRE_DIV] = imx_clk_divider("qspi_pre_div", "qspi_cg", base + 0xaa80, 16, 3); - clks[IMX7D_USDHC1_ROOT_PRE_DIV] = imx_clk_divider("usdhc1_pre_div", "usdhc1_cg", base + 0xab00, 16, 3); - clks[IMX7D_USDHC2_ROOT_PRE_DIV] = imx_clk_divider("usdhc2_pre_div", "usdhc2_cg", base + 0xab80, 16, 3); - clks[IMX7D_USDHC3_ROOT_PRE_DIV] = imx_clk_divider("usdhc3_pre_div", "usdhc3_cg", base + 0xac00, 16, 3); - clks[IMX7D_CAN1_ROOT_PRE_DIV] = imx_clk_divider("can1_pre_div", "can1_cg", base + 0xac80, 16, 3); - clks[IMX7D_CAN2_ROOT_PRE_DIV] = imx_clk_divider("can2_pre_div", "can2_cg", base + 0xad00, 16, 3); - clks[IMX7D_I2C1_ROOT_PRE_DIV] = imx_clk_divider("i2c1_pre_div", "i2c1_cg", base + 0xad80, 16, 3); - clks[IMX7D_I2C2_ROOT_PRE_DIV] = imx_clk_divider("i2c2_pre_div", "i2c2_cg", base + 0xae00, 16, 3); - clks[IMX7D_I2C3_ROOT_PRE_DIV] = imx_clk_divider("i2c3_pre_div", "i2c3_cg", base + 0xae80, 16, 3); - clks[IMX7D_I2C4_ROOT_PRE_DIV] = imx_clk_divider("i2c4_pre_div", "i2c4_cg", base + 0xaf00, 16, 3); - clks[IMX7D_UART1_ROOT_PRE_DIV] = imx_clk_divider("uart1_pre_div", "uart1_cg", base + 0xaf80, 16, 3); - clks[IMX7D_UART2_ROOT_PRE_DIV] = imx_clk_divider("uart2_pre_div", "uart2_cg", base + 0xb000, 16, 3); - clks[IMX7D_UART3_ROOT_PRE_DIV] = imx_clk_divider("uart3_pre_div", "uart3_cg", base + 0xb080, 16, 3); - clks[IMX7D_UART4_ROOT_PRE_DIV] = imx_clk_divider("uart4_pre_div", "uart4_cg", base + 0xb100, 16, 3); - clks[IMX7D_UART5_ROOT_PRE_DIV] = imx_clk_divider("uart5_pre_div", "uart5_cg", base + 0xb180, 16, 3); - clks[IMX7D_UART6_ROOT_PRE_DIV] = imx_clk_divider("uart6_pre_div", "uart6_cg", base + 0xb200, 16, 3); - clks[IMX7D_UART7_ROOT_PRE_DIV] = imx_clk_divider("uart7_pre_div", "uart7_cg", base + 0xb280, 16, 3); - clks[IMX7D_ECSPI1_ROOT_PRE_DIV] = imx_clk_divider("ecspi1_pre_div", "ecspi1_cg", base + 0xb300, 16, 3); - clks[IMX7D_ECSPI2_ROOT_PRE_DIV] = imx_clk_divider("ecspi2_pre_div", "ecspi2_cg", base + 0xb380, 16, 3); - clks[IMX7D_ECSPI3_ROOT_PRE_DIV] = imx_clk_divider("ecspi3_pre_div", "ecspi3_cg", base + 0xb400, 16, 3); - clks[IMX7D_ECSPI4_ROOT_PRE_DIV] = imx_clk_divider("ecspi4_pre_div", "ecspi4_cg", base + 0xb480, 16, 3); - clks[IMX7D_PWM1_ROOT_PRE_DIV] = imx_clk_divider("pwm1_pre_div", "pwm1_cg", base + 0xb500, 16, 3); - clks[IMX7D_PWM2_ROOT_PRE_DIV] = imx_clk_divider("pwm2_pre_div", "pwm2_cg", base + 0xb580, 16, 3); - clks[IMX7D_PWM3_ROOT_PRE_DIV] = imx_clk_divider("pwm3_pre_div", "pwm3_cg", base + 0xb600, 16, 3); - clks[IMX7D_PWM4_ROOT_PRE_DIV] = imx_clk_divider("pwm4_pre_div", "pwm4_cg", base + 0xb680, 16, 3); - clks[IMX7D_FLEXTIMER1_ROOT_PRE_DIV] = imx_clk_divider("flextimer1_pre_div", "flextimer1_cg", base + 0xb700, 16, 3); - clks[IMX7D_FLEXTIMER2_ROOT_PRE_DIV] = imx_clk_divider("flextimer2_pre_div", "flextimer2_cg", base + 0xb780, 16, 3); - clks[IMX7D_SIM1_ROOT_PRE_DIV] = imx_clk_divider("sim1_pre_div", "sim1_cg", base + 0xb800, 16, 3); - clks[IMX7D_SIM2_ROOT_PRE_DIV] = imx_clk_divider("sim2_pre_div", "sim2_cg", base + 0xb880, 16, 3); - clks[IMX7D_GPT1_ROOT_PRE_DIV] = imx_clk_divider("gpt1_pre_div", "gpt1_cg", base + 0xb900, 16, 3); - clks[IMX7D_GPT2_ROOT_PRE_DIV] = imx_clk_divider("gpt2_pre_div", "gpt2_cg", base + 0xb980, 16, 3); - clks[IMX7D_GPT3_ROOT_PRE_DIV] = imx_clk_divider("gpt3_pre_div", "gpt3_cg", base + 0xba00, 16, 3); - clks[IMX7D_GPT4_ROOT_PRE_DIV] = imx_clk_divider("gpt4_pre_div", "gpt4_cg", base + 0xba80, 16, 3); - clks[IMX7D_TRACE_ROOT_PRE_DIV] = imx_clk_divider("trace_pre_div", "trace_cg", base + 0xbb00, 16, 3); - clks[IMX7D_WDOG_ROOT_PRE_DIV] = imx_clk_divider("wdog_pre_div", "wdog_cg", base + 0xbb80, 16, 3); - clks[IMX7D_CSI_MCLK_ROOT_PRE_DIV] = imx_clk_divider("csi_mclk_pre_div", "csi_mclk_cg", base + 0xbc00, 16, 3); - clks[IMX7D_AUDIO_MCLK_ROOT_PRE_DIV] = imx_clk_divider("audio_mclk_pre_div", "audio_mclk_cg", base + 0xbc80, 16, 3); - clks[IMX7D_WRCLK_ROOT_PRE_DIV] = imx_clk_divider("wrclk_pre_div", "wrclk_cg", base + 0xbd00, 16, 3); - clks[IMX7D_CLKO1_ROOT_PRE_DIV] = imx_clk_divider("clko1_pre_div", "clko1_cg", base + 0xbd80, 16, 3); - clks[IMX7D_CLKO2_ROOT_PRE_DIV] = imx_clk_divider("clko2_pre_div", "clko2_cg", base + 0xbe00, 16, 3); - - clks[IMX7D_ARM_A7_ROOT_DIV] = imx_clk_divider("arm_a7_div", "arm_a7_cg", base + 0x8000, 0, 3); - clks[IMX7D_ARM_M4_ROOT_DIV] = imx_clk_divider("arm_m4_div", "arm_m4_cg", base + 0x8080, 0, 3); - clks[IMX7D_ARM_M0_ROOT_DIV] = imx_clk_divider("arm_m0_div", "arm_m0_cg", base + 0x8100, 0, 3); - clks[IMX7D_MAIN_AXI_ROOT_DIV] = imx_clk_divider("axi_post_div", "axi_pre_div", base + 0x8800, 0, 6); - clks[IMX7D_DISP_AXI_ROOT_DIV] = imx_clk_divider("disp_axi_post_div", "disp_axi_pre_div", base + 0x8880, 0, 6); - clks[IMX7D_ENET_AXI_ROOT_DIV] = imx_clk_divider("enet_axi_post_div", "enet_axi_pre_div", base + 0x8900, 0, 6); - clks[IMX7D_NAND_USDHC_BUS_ROOT_DIV] = imx_clk_divider("nand_usdhc_post_div", "nand_usdhc_pre_div", base + 0x8980, 0, 6); - clks[IMX7D_AHB_CHANNEL_ROOT_DIV] = imx_clk_divider("ahb_post_div", "ahb_pre_div", base + 0x9000, 0, 6); - clks[IMX7D_DRAM_ROOT_DIV] = imx_clk_divider("dram_post_div", "dram_cg", base + 0x9880, 0, 3); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_DIV] = imx_clk_divider("dram_phym_alt_post_div", "dram_phym_alt_pre_div", base + 0xa000, 0, 3); - clks[IMX7D_DRAM_ALT_ROOT_DIV] = imx_clk_divider("dram_alt_post_div", "dram_alt_pre_div", base + 0xa080, 0, 3); - clks[IMX7D_USB_HSIC_ROOT_DIV] = imx_clk_divider("usb_hsic_post_div", "usb_hsic_pre_div", base + 0xa100, 0, 6); - clks[IMX7D_PCIE_CTRL_ROOT_DIV] = imx_clk_divider("pcie_ctrl_post_div", "pcie_ctrl_pre_div", base + 0xa180, 0, 6); - clks[IMX7D_PCIE_PHY_ROOT_DIV] = imx_clk_divider("pcie_phy_post_div", "pcie_phy_pre_div", base + 0xa200, 0, 6); - clks[IMX7D_EPDC_PIXEL_ROOT_DIV] = imx_clk_divider("epdc_pixel_post_div", "epdc_pixel_pre_div", base + 0xa280, 0, 6); - clks[IMX7D_LCDIF_PIXEL_ROOT_DIV] = imx_clk_divider("lcdif_pixel_post_div", "lcdif_pixel_pre_div", base + 0xa300, 0, 6); - clks[IMX7D_MIPI_DSI_ROOT_DIV] = imx_clk_divider("mipi_dsi_post_div", "mipi_dsi_pre_div", base + 0xa380, 0, 6); - clks[IMX7D_MIPI_CSI_ROOT_DIV] = imx_clk_divider("mipi_csi_post_div", "mipi_csi_pre_div", base + 0xa400, 0, 6); - clks[IMX7D_MIPI_DPHY_ROOT_DIV] = imx_clk_divider("mipi_dphy_post_div", "mipi_csi_dphy_div", base + 0xa480, 0, 6); - clks[IMX7D_SAI1_ROOT_DIV] = imx_clk_divider("sai1_post_div", "sai1_pre_div", base + 0xa500, 0, 6); - clks[IMX7D_SAI2_ROOT_DIV] = imx_clk_divider("sai2_post_div", "sai2_pre_div", base + 0xa580, 0, 6); - clks[IMX7D_SAI3_ROOT_DIV] = imx_clk_divider("sai3_post_div", "sai3_pre_div", base + 0xa600, 0, 6); - clks[IMX7D_SPDIF_ROOT_DIV] = imx_clk_divider("spdif_post_div", "spdif_pre_div", base + 0xa680, 0, 6); - clks[IMX7D_ENET1_REF_ROOT_DIV] = imx_clk_divider("enet1_ref_post_div", "enet1_ref_pre_div", base + 0xa700, 0, 6); - clks[IMX7D_ENET1_TIME_ROOT_DIV] = imx_clk_divider("enet1_time_post_div", "enet1_time_pre_div", base + 0xa780, 0, 6); - clks[IMX7D_ENET2_REF_ROOT_DIV] = imx_clk_divider("enet2_ref_post_div", "enet2_ref_pre_div", base + 0xa800, 0, 6); - clks[IMX7D_ENET2_TIME_ROOT_DIV] = imx_clk_divider("enet2_time_post_div", "enet2_time_pre_div", base + 0xa880, 0, 6); - clks[IMX7D_ENET_PHY_REF_ROOT_DIV] = imx_clk_divider("enet_phy_ref_post_div", "enet_phy_ref_pre_div", base + 0xa900, 0, 6); - clks[IMX7D_EIM_ROOT_DIV] = imx_clk_divider("eim_post_div", "eim_pre_div", base + 0xa980, 0, 6); - clks[IMX7D_NAND_ROOT_DIV] = imx_clk_divider("nand_post_div", "nand_pre_div", base + 0xaa00, 0, 6); - clks[IMX7D_QSPI_ROOT_DIV] = imx_clk_divider("qspi_post_div", "qspi_pre_div", base + 0xaa80, 0, 6); - clks[IMX7D_USDHC1_ROOT_DIV] = imx_clk_divider("usdhc1_post_div", "usdhc1_pre_div", base + 0xab00, 0, 6); - clks[IMX7D_USDHC2_ROOT_DIV] = imx_clk_divider("usdhc2_post_div", "usdhc2_pre_div", base + 0xab80, 0, 6); - clks[IMX7D_USDHC3_ROOT_DIV] = imx_clk_divider("usdhc3_post_div", "usdhc3_pre_div", base + 0xac00, 0, 6); - clks[IMX7D_CAN1_ROOT_DIV] = imx_clk_divider("can1_post_div", "can1_pre_div", base + 0xac80, 0, 6); - clks[IMX7D_CAN2_ROOT_DIV] = imx_clk_divider("can2_post_div", "can2_pre_div", base + 0xad00, 0, 6); - clks[IMX7D_I2C1_ROOT_DIV] = imx_clk_divider("i2c1_post_div", "i2c1_pre_div", base + 0xad80, 0, 6); - clks[IMX7D_I2C2_ROOT_DIV] = imx_clk_divider("i2c2_post_div", "i2c2_pre_div", base + 0xae00, 0, 6); - clks[IMX7D_I2C3_ROOT_DIV] = imx_clk_divider("i2c3_post_div", "i2c3_pre_div", base + 0xae80, 0, 6); - clks[IMX7D_I2C4_ROOT_DIV] = imx_clk_divider("i2c4_post_div", "i2c4_pre_div", base + 0xaf00, 0, 6); - clks[IMX7D_UART1_ROOT_DIV] = imx_clk_divider("uart1_post_div", "uart1_pre_div", base + 0xaf80, 0, 6); - clks[IMX7D_UART2_ROOT_DIV] = imx_clk_divider("uart2_post_div", "uart2_pre_div", base + 0xb000, 0, 6); - clks[IMX7D_UART3_ROOT_DIV] = imx_clk_divider("uart3_post_div", "uart3_pre_div", base + 0xb080, 0, 6); - clks[IMX7D_UART4_ROOT_DIV] = imx_clk_divider("uart4_post_div", "uart4_pre_div", base + 0xb100, 0, 6); - clks[IMX7D_UART5_ROOT_DIV] = imx_clk_divider("uart5_post_div", "uart5_pre_div", base + 0xb180, 0, 6); - clks[IMX7D_UART6_ROOT_DIV] = imx_clk_divider("uart6_post_div", "uart6_pre_div", base + 0xb200, 0, 6); - clks[IMX7D_UART7_ROOT_DIV] = imx_clk_divider("uart7_post_div", "uart7_pre_div", base + 0xb280, 0, 6); - clks[IMX7D_ECSPI1_ROOT_DIV] = imx_clk_divider("ecspi1_post_div", "ecspi1_pre_div", base + 0xb300, 0, 6); - clks[IMX7D_ECSPI2_ROOT_DIV] = imx_clk_divider("ecspi2_post_div", "ecspi2_pre_div", base + 0xb380, 0, 6); - clks[IMX7D_ECSPI3_ROOT_DIV] = imx_clk_divider("ecspi3_post_div", "ecspi3_pre_div", base + 0xb400, 0, 6); - clks[IMX7D_ECSPI4_ROOT_DIV] = imx_clk_divider("ecspi4_post_div", "ecspi4_pre_div", base + 0xb480, 0, 6); - clks[IMX7D_PWM1_ROOT_DIV] = imx_clk_divider("pwm1_post_div", "pwm1_pre_div", base + 0xb500, 0, 6); - clks[IMX7D_PWM2_ROOT_DIV] = imx_clk_divider("pwm2_post_div", "pwm2_pre_div", base + 0xb580, 0, 6); - clks[IMX7D_PWM3_ROOT_DIV] = imx_clk_divider("pwm3_post_div", "pwm3_pre_div", base + 0xb600, 0, 6); - clks[IMX7D_PWM4_ROOT_DIV] = imx_clk_divider("pwm4_post_div", "pwm4_pre_div", base + 0xb680, 0, 6); - clks[IMX7D_FLEXTIMER1_ROOT_DIV] = imx_clk_divider("flextimer1_post_div", "flextimer1_pre_div", base + 0xb700, 0, 6); - clks[IMX7D_FLEXTIMER2_ROOT_DIV] = imx_clk_divider("flextimer2_post_div", "flextimer2_pre_div", base + 0xb780, 0, 6); - clks[IMX7D_SIM1_ROOT_DIV] = imx_clk_divider("sim1_post_div", "sim1_pre_div", base + 0xb800, 0, 6); - clks[IMX7D_SIM2_ROOT_DIV] = imx_clk_divider("sim2_post_div", "sim2_pre_div", base + 0xb880, 0, 6); - clks[IMX7D_GPT1_ROOT_DIV] = imx_clk_divider("gpt1_post_div", "gpt1_pre_div", base + 0xb900, 0, 6); - clks[IMX7D_GPT2_ROOT_DIV] = imx_clk_divider("gpt2_post_div", "gpt2_pre_div", base + 0xb980, 0, 6); - clks[IMX7D_GPT3_ROOT_DIV] = imx_clk_divider("gpt3_post_div", "gpt3_pre_div", base + 0xba00, 0, 6); - clks[IMX7D_GPT4_ROOT_DIV] = imx_clk_divider("gpt4_post_div", "gpt4_pre_div", base + 0xba80, 0, 6); - clks[IMX7D_TRACE_ROOT_DIV] = imx_clk_divider("trace_post_div", "trace_pre_div", base + 0xbb00, 0, 6); - clks[IMX7D_WDOG_ROOT_DIV] = imx_clk_divider("wdog_post_div", "wdog_pre_div", base + 0xbb80, 0, 6); - clks[IMX7D_CSI_MCLK_ROOT_DIV] = imx_clk_divider("csi_mclk_post_div", "csi_mclk_pre_div", base + 0xbc00, 0, 6); - clks[IMX7D_AUDIO_MCLK_ROOT_DIV] = imx_clk_divider("audio_mclk_post_div", "audio_mclk_pre_div", base + 0xbc80, 0, 6); - clks[IMX7D_WRCLK_ROOT_DIV] = imx_clk_divider("wrclk_post_div", "wrclk_pre_div", base + 0xbd00, 0, 6); - clks[IMX7D_CLKO1_ROOT_DIV] = imx_clk_divider("clko1_post_div", "clko1_pre_div", base + 0xbd80, 0, 6); - clks[IMX7D_CLKO2_ROOT_DIV] = imx_clk_divider("clko2_post_div", "clko2_pre_div", base + 0xbe00, 0, 6); - - clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate2("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0); - clks[IMX7D_ARM_M4_ROOT_CLK] = imx_clk_gate2("arm_m4_root_clk", "arm_m4_div", base + 0x4010, 0); - clks[IMX7D_ARM_M0_ROOT_CLK] = imx_clk_gate2("arm_m0_root_clk", "arm_m0_div", base + 0x4020, 0); - clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate2("main_axi_root_clk", "axi_post_div", base + 0x4040, 0); - clks[IMX7D_DISP_AXI_ROOT_CLK] = imx_clk_gate2("disp_axi_root_clk", "disp_axi_post_div", base + 0x4050, 0); - clks[IMX7D_ENET_AXI_ROOT_CLK] = imx_clk_gate2("enet_axi_root_clk", "enet_axi_post_div", base + 0x4060, 0); - clks[IMX7D_OCRAM_CLK] = imx_clk_gate2("ocram_clk", "axi_post_div", base + 0x4110, 0); - clks[IMX7D_OCRAM_S_CLK] = imx_clk_gate2("ocram_s_clk", "ahb_post_div", base + 0x4120, 0); - clks[IMX7D_NAND_USDHC_BUS_ROOT_CLK] = imx_clk_gate2("nand_usdhc_root_clk", "nand_usdhc_post_div", base + 0x4130, 0); - clks[IMX7D_AHB_CHANNEL_ROOT_CLK] = imx_clk_gate2("ahb_root_clk", "ahb_post_div", base + 0x4200, 0); - clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate2("dram_root_clk", "dram_post_div", base + 0x4130, 0); - clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate2("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0); - clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate2("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0); - clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate2("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0); - clks[IMX7D_USB_HSIC_ROOT_CLK] = imx_clk_gate2("usb_hsic_root_clk", "usb_hsic_post_div", base + 0x4420, 0); - clks[IMX7D_PCIE_CTRL_ROOT_CLK] = imx_clk_gate2("pcie_ctrl_root_clk", "pcie_ctrl_post_div", base + 0x4600, 0); - clks[IMX7D_PCIE_PHY_ROOT_CLK] = imx_clk_gate2("pcie_phy_root_clk", "pcie_phy_post_div", base + 0x4600, 0); - clks[IMX7D_EPDC_PIXEL_ROOT_CLK] = imx_clk_gate2("epdc_pixel_root_clk", "epdc_pixel_post_div", base + 0x44a0, 0); - clks[IMX7D_LCDIF_PIXEL_ROOT_CLK] = imx_clk_gate2("lcdif_pixel_root_clk", "lcdif_pixel_post_div", base + 0x44b0, 0); - clks[IMX7D_MIPI_DSI_ROOT_CLK] = imx_clk_gate2("mipi_dsi_root_clk", "mipi_dsi_post_div", base + 0x4650, 0); - clks[IMX7D_MIPI_CSI_ROOT_CLK] = imx_clk_gate2("mipi_csi_root_clk", "mipi_csi_post_div", base + 0x4640, 0); - clks[IMX7D_MIPI_DPHY_ROOT_CLK] = imx_clk_gate2("mipi_dphy_root_clk", "mipi_dphy_post_div", base + 0x4660, 0); - clks[IMX7D_SAI1_ROOT_CLK] = imx_clk_gate2("sai1_root_clk", "sai1_post_div", base + 0x48c0, 0); - clks[IMX7D_SAI2_ROOT_CLK] = imx_clk_gate2("sai2_root_clk", "sai2_post_div", base + 0x48d0, 0); - clks[IMX7D_SAI3_ROOT_CLK] = imx_clk_gate2("sai3_root_clk", "sai3_post_div", base + 0x48e0, 0); - clks[IMX7D_SPDIF_ROOT_CLK] = imx_clk_gate2("spdif_root_clk", "spdif_post_div", base + 0x44d0, 0); - clks[IMX7D_ENET1_REF_ROOT_CLK] = imx_clk_gate2("enet1_ref_root_clk", "enet1_ref_post_div", base + 0x44e0, 0); - clks[IMX7D_ENET1_TIME_ROOT_CLK] = imx_clk_gate2("enet1_time_root_clk", "enet1_time_post_div", base + 0x44f0, 0); - clks[IMX7D_ENET2_REF_ROOT_CLK] = imx_clk_gate2("enet2_ref_root_clk", "enet2_ref_post_div", base + 0x4500, 0); - clks[IMX7D_ENET2_TIME_ROOT_CLK] = imx_clk_gate2("enet2_time_root_clk", "enet2_time_post_div", base + 0x4510, 0); - clks[IMX7D_ENET_PHY_REF_ROOT_CLK] = imx_clk_gate2("enet_phy_ref_root_clk", "enet_phy_ref_post_div", base + 0x4520, 0); - clks[IMX7D_EIM_ROOT_CLK] = imx_clk_gate2("eim_root_clk", "eim_post_div", base + 0x4160, 0); - clks[IMX7D_NAND_ROOT_CLK] = imx_clk_gate2("nand_root_clk", "nand_post_div", base + 0x4140, 0); - clks[IMX7D_QSPI_ROOT_CLK] = imx_clk_gate2("qspi_root_clk", "qspi_post_div", base + 0x4150, 0); - clks[IMX7D_USDHC1_ROOT_CLK] = imx_clk_gate2("usdhc1_root_clk", "usdhc1_post_div", base + 0x46c0, 0); - clks[IMX7D_USDHC2_ROOT_CLK] = imx_clk_gate2("usdhc2_root_clk", "usdhc2_post_div", base + 0x46d0, 0); - clks[IMX7D_USDHC3_ROOT_CLK] = imx_clk_gate2("usdhc3_root_clk", "usdhc3_post_div", base + 0x46e0, 0); - clks[IMX7D_CAN1_ROOT_CLK] = imx_clk_gate2("can1_root_clk", "can1_post_div", base + 0x4740, 0); - clks[IMX7D_CAN2_ROOT_CLK] = imx_clk_gate2("can2_root_clk", "can2_post_div", base + 0x4750, 0); - clks[IMX7D_I2C1_ROOT_CLK] = imx_clk_gate2("i2c1_root_clk", "i2c1_post_div", base + 0x4880, 0); - clks[IMX7D_I2C2_ROOT_CLK] = imx_clk_gate2("i2c2_root_clk", "i2c2_post_div", base + 0x4890, 0); - clks[IMX7D_I2C3_ROOT_CLK] = imx_clk_gate2("i2c3_root_clk", "i2c3_post_div", base + 0x48a0, 0); - clks[IMX7D_I2C4_ROOT_CLK] = imx_clk_gate2("i2c4_root_clk", "i2c4_post_div", base + 0x48b0, 0); - clks[IMX7D_UART1_ROOT_CLK] = imx_clk_gate2("uart1_root_clk", "uart1_post_div", base + 0x4940, 0); - clks[IMX7D_UART2_ROOT_CLK] = imx_clk_gate2("uart2_root_clk", "uart2_post_div", base + 0x4950, 0); - clks[IMX7D_UART3_ROOT_CLK] = imx_clk_gate2("uart3_root_clk", "uart3_post_div", base + 0x4960, 0); - clks[IMX7D_UART4_ROOT_CLK] = imx_clk_gate2("uart4_root_clk", "uart4_post_div", base + 0x4970, 0); - clks[IMX7D_UART5_ROOT_CLK] = imx_clk_gate2("uart5_root_clk", "uart5_post_div", base + 0x4980, 0); - clks[IMX7D_UART6_ROOT_CLK] = imx_clk_gate2("uart6_root_clk", "uart6_post_div", base + 0x4990, 0); - clks[IMX7D_UART7_ROOT_CLK] = imx_clk_gate2("uart7_root_clk", "uart7_post_div", base + 0x49a0, 0); - clks[IMX7D_ECSPI1_ROOT_CLK] = imx_clk_gate2("ecspi1_root_clk", "ecspi1_post_div", base + 0x4780, 0); - clks[IMX7D_ECSPI2_ROOT_CLK] = imx_clk_gate2("ecspi2_root_clk", "ecspi2_post_div", base + 0x4790, 0); - clks[IMX7D_ECSPI3_ROOT_CLK] = imx_clk_gate2("ecspi3_root_clk", "ecspi3_post_div", base + 0x47a0, 0); - clks[IMX7D_ECSPI4_ROOT_CLK] = imx_clk_gate2("ecspi4_root_clk", "ecspi4_post_div", base + 0x47b0, 0); - clks[IMX7D_PWM1_ROOT_CLK] = imx_clk_gate2("pwm1_root_clk", "pwm1_post_div", base + 0x4840, 0); - clks[IMX7D_PWM2_ROOT_CLK] = imx_clk_gate2("pwm2_root_clk", "pwm2_post_div", base + 0x4850, 0); - clks[IMX7D_PWM3_ROOT_CLK] = imx_clk_gate2("pwm3_root_clk", "pwm3_post_div", base + 0x4860, 0); - clks[IMX7D_PWM4_ROOT_CLK] = imx_clk_gate2("pwm4_root_clk", "pwm4_post_div", base + 0x4870, 0); - clks[IMX7D_FLEXTIMER1_ROOT_CLK] = imx_clk_gate2("flextimer1_root_clk", "flextimer1_post_div", base + 0x4800, 0); - clks[IMX7D_FLEXTIMER2_ROOT_CLK] = imx_clk_gate2("flextimer2_root_clk", "flextimer2_post_div", base + 0x4810, 0); - clks[IMX7D_SIM1_ROOT_CLK] = imx_clk_gate2("sim1_root_clk", "sim1_post_div", base + 0x4900, 0); - clks[IMX7D_SIM2_ROOT_CLK] = imx_clk_gate2("sim2_root_clk", "sim2_post_div", base + 0x4910, 0); - clks[IMX7D_GPT1_ROOT_CLK] = imx_clk_gate2("gpt1_root_clk", "gpt1_post_div", base + 0x47c0, 0); - clks[IMX7D_GPT2_ROOT_CLK] = imx_clk_gate2("gpt2_root_clk", "gpt2_post_div", base + 0x47d0, 0); - clks[IMX7D_GPT3_ROOT_CLK] = imx_clk_gate2("gpt3_root_clk", "gpt3_post_div", base + 0x47e0, 0); - clks[IMX7D_GPT4_ROOT_CLK] = imx_clk_gate2("gpt4_root_clk", "gpt4_post_div", base + 0x47f0, 0); - clks[IMX7D_TRACE_ROOT_CLK] = imx_clk_gate2("trace_root_clk", "trace_post_div", base + 0x4300, 0); - clks[IMX7D_WDOG1_ROOT_CLK] = imx_clk_gate2("wdog1_root_clk", "wdog_post_div", base + 0x49c0, 0); - clks[IMX7D_WDOG2_ROOT_CLK] = imx_clk_gate2("wdog2_root_clk", "wdog_post_div", base + 0x49d0, 0); - clks[IMX7D_WDOG3_ROOT_CLK] = imx_clk_gate2("wdog3_root_clk", "wdog_post_div", base + 0x49e0, 0); - clks[IMX7D_WDOG4_ROOT_CLK] = imx_clk_gate2("wdog4_root_clk", "wdog_post_div", base + 0x49f0, 0); - clks[IMX7D_CSI_MCLK_ROOT_CLK] = imx_clk_gate2("csi_mclk_root_clk", "csi_mclk_post_div", base + 0x4490, 0); - clks[IMX7D_AUDIO_MCLK_ROOT_CLK] = imx_clk_gate2("audio_mclk_root_clk", "audio_mclk_post_div", base + 0x4790, 0); - clks[IMX7D_WRCLK_ROOT_CLK] = imx_clk_gate2("wrclk_root_clk", "wrclk_post_div", base + 0x47a0, 0); - clks[IMX7D_ADC_ROOT_CLK] = imx_clk_gate2("adc_root_clk", "ipg_root_clk", base + 0x4200, 0); + clks[IMX7D_ARM_A7_ROOT_SRC] = imx_clk_mux2("arm_a7_src", base + 0x8000, 24, 3, arm_a7_sel, ARRAY_SIZE(arm_a7_sel)); + clks[IMX7D_ARM_M4_ROOT_SRC] = imx_clk_mux2("arm_m4_src", base + 0x8080, 24, 3, arm_m4_sel, ARRAY_SIZE(arm_m4_sel)); + clks[IMX7D_ARM_M0_ROOT_SRC] = imx_clk_mux2("arm_m0_src", base + 0x8100, 24, 3, arm_m0_sel, ARRAY_SIZE(arm_m0_sel)); + clks[IMX7D_MAIN_AXI_ROOT_SRC] = imx_clk_mux2("axi_src", base + 0x8800, 24, 3, axi_sel, ARRAY_SIZE(axi_sel)); + clks[IMX7D_DISP_AXI_ROOT_SRC] = imx_clk_mux2("disp_axi_src", base + 0x8880, 24, 3, disp_axi_sel, ARRAY_SIZE(disp_axi_sel)); + clks[IMX7D_ENET_AXI_ROOT_SRC] = imx_clk_mux2("enet_axi_src", base + 0x8900, 24, 3, enet_axi_sel, ARRAY_SIZE(enet_axi_sel)); + clks[IMX7D_NAND_USDHC_BUS_ROOT_SRC] = imx_clk_mux2("nand_usdhc_src", base + 0x8980, 24, 3, nand_usdhc_bus_sel, ARRAY_SIZE(nand_usdhc_bus_sel)); + clks[IMX7D_AHB_CHANNEL_ROOT_SRC] = imx_clk_mux2("ahb_src", base + 0x9000, 24, 3, ahb_channel_sel, ARRAY_SIZE(ahb_channel_sel)); + clks[IMX7D_DRAM_PHYM_ROOT_SRC] = imx_clk_mux2("dram_phym_src", base + 0x9800, 24, 1, dram_phym_sel, ARRAY_SIZE(dram_phym_sel)); + clks[IMX7D_DRAM_ROOT_SRC] = imx_clk_mux2("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel)); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_SRC] = imx_clk_mux2("dram_phym_alt_src", base + 0xa000, 24, 3, dram_phym_alt_sel, ARRAY_SIZE(dram_phym_alt_sel)); + clks[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_mux2("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel)); + clks[IMX7D_USB_HSIC_ROOT_SRC] = imx_clk_mux2("usb_hsic_src", base + 0xa100, 24, 3, usb_hsic_sel, ARRAY_SIZE(usb_hsic_sel)); + clks[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_mux2("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel)); + clks[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_mux2("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel)); + clks[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_mux2("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel)); + clks[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_mux2("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel)); + clks[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_mux2("mipi_dsi_src", base + 0xa380, 24, 3, mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel)); + clks[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_mux2("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel)); + clks[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_mux2("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel)); + clks[IMX7D_SAI1_ROOT_SRC] = imx_clk_mux2("sai1_src", base + 0xa500, 24, 3, sai1_sel, ARRAY_SIZE(sai1_sel)); + clks[IMX7D_SAI2_ROOT_SRC] = imx_clk_mux2("sai2_src", base + 0xa580, 24, 3, sai2_sel, ARRAY_SIZE(sai2_sel)); + clks[IMX7D_SAI3_ROOT_SRC] = imx_clk_mux2("sai3_src", base + 0xa600, 24, 3, sai3_sel, ARRAY_SIZE(sai3_sel)); + clks[IMX7D_SPDIF_ROOT_SRC] = imx_clk_mux2("spdif_src", base + 0xa680, 24, 3, spdif_sel, ARRAY_SIZE(spdif_sel)); + clks[IMX7D_ENET1_REF_ROOT_SRC] = imx_clk_mux2("enet1_ref_src", base + 0xa700, 24, 3, enet1_ref_sel, ARRAY_SIZE(enet1_ref_sel)); + clks[IMX7D_ENET1_TIME_ROOT_SRC] = imx_clk_mux2("enet1_time_src", base + 0xa780, 24, 3, enet1_time_sel, ARRAY_SIZE(enet1_time_sel)); + clks[IMX7D_ENET2_REF_ROOT_SRC] = imx_clk_mux2("enet2_ref_src", base + 0xa800, 24, 3, enet2_ref_sel, ARRAY_SIZE(enet2_ref_sel)); + clks[IMX7D_ENET2_TIME_ROOT_SRC] = imx_clk_mux2("enet2_time_src", base + 0xa880, 24, 3, enet2_time_sel, ARRAY_SIZE(enet2_time_sel)); + clks[IMX7D_ENET_PHY_REF_ROOT_SRC] = imx_clk_mux2("enet_phy_ref_src", base + 0xa900, 24, 3, enet_phy_ref_sel, ARRAY_SIZE(enet_phy_ref_sel)); + clks[IMX7D_EIM_ROOT_SRC] = imx_clk_mux2("eim_src", base + 0xa980, 24, 3, eim_sel, ARRAY_SIZE(eim_sel)); + clks[IMX7D_NAND_ROOT_SRC] = imx_clk_mux2("nand_src", base + 0xaa00, 24, 3, nand_sel, ARRAY_SIZE(nand_sel)); + clks[IMX7D_QSPI_ROOT_SRC] = imx_clk_mux2("qspi_src", base + 0xaa80, 24, 3, qspi_sel, ARRAY_SIZE(qspi_sel)); + clks[IMX7D_USDHC1_ROOT_SRC] = imx_clk_mux2("usdhc1_src", base + 0xab00, 24, 3, usdhc1_sel, ARRAY_SIZE(usdhc1_sel)); + clks[IMX7D_USDHC2_ROOT_SRC] = imx_clk_mux2("usdhc2_src", base + 0xab80, 24, 3, usdhc2_sel, ARRAY_SIZE(usdhc2_sel)); + clks[IMX7D_USDHC3_ROOT_SRC] = imx_clk_mux2("usdhc3_src", base + 0xac00, 24, 3, usdhc3_sel, ARRAY_SIZE(usdhc3_sel)); + clks[IMX7D_CAN1_ROOT_SRC] = imx_clk_mux2("can1_src", base + 0xac80, 24, 3, can1_sel, ARRAY_SIZE(can1_sel)); + clks[IMX7D_CAN2_ROOT_SRC] = imx_clk_mux2("can2_src", base + 0xad00, 24, 3, can2_sel, ARRAY_SIZE(can2_sel)); + clks[IMX7D_I2C1_ROOT_SRC] = imx_clk_mux2("i2c1_src", base + 0xad80, 24, 3, i2c1_sel, ARRAY_SIZE(i2c1_sel)); + clks[IMX7D_I2C2_ROOT_SRC] = imx_clk_mux2("i2c2_src", base + 0xae00, 24, 3, i2c2_sel, ARRAY_SIZE(i2c2_sel)); + clks[IMX7D_I2C3_ROOT_SRC] = imx_clk_mux2("i2c3_src", base + 0xae80, 24, 3, i2c3_sel, ARRAY_SIZE(i2c3_sel)); + clks[IMX7D_I2C4_ROOT_SRC] = imx_clk_mux2("i2c4_src", base + 0xaf00, 24, 3, i2c4_sel, ARRAY_SIZE(i2c4_sel)); + clks[IMX7D_UART1_ROOT_SRC] = imx_clk_mux2("uart1_src", base + 0xaf80, 24, 3, uart1_sel, ARRAY_SIZE(uart1_sel)); + clks[IMX7D_UART2_ROOT_SRC] = imx_clk_mux2("uart2_src", base + 0xb000, 24, 3, uart2_sel, ARRAY_SIZE(uart2_sel)); + clks[IMX7D_UART3_ROOT_SRC] = imx_clk_mux2("uart3_src", base + 0xb080, 24, 3, uart3_sel, ARRAY_SIZE(uart3_sel)); + clks[IMX7D_UART4_ROOT_SRC] = imx_clk_mux2("uart4_src", base + 0xb100, 24, 3, uart4_sel, ARRAY_SIZE(uart4_sel)); + clks[IMX7D_UART5_ROOT_SRC] = imx_clk_mux2("uart5_src", base + 0xb180, 24, 3, uart5_sel, ARRAY_SIZE(uart5_sel)); + clks[IMX7D_UART6_ROOT_SRC] = imx_clk_mux2("uart6_src", base + 0xb200, 24, 3, uart6_sel, ARRAY_SIZE(uart6_sel)); + clks[IMX7D_UART7_ROOT_SRC] = imx_clk_mux2("uart7_src", base + 0xb280, 24, 3, uart7_sel, ARRAY_SIZE(uart7_sel)); + clks[IMX7D_ECSPI1_ROOT_SRC] = imx_clk_mux2("ecspi1_src", base + 0xb300, 24, 3, ecspi1_sel, ARRAY_SIZE(ecspi1_sel)); + clks[IMX7D_ECSPI2_ROOT_SRC] = imx_clk_mux2("ecspi2_src", base + 0xb380, 24, 3, ecspi2_sel, ARRAY_SIZE(ecspi2_sel)); + clks[IMX7D_ECSPI3_ROOT_SRC] = imx_clk_mux2("ecspi3_src", base + 0xb400, 24, 3, ecspi3_sel, ARRAY_SIZE(ecspi3_sel)); + clks[IMX7D_ECSPI4_ROOT_SRC] = imx_clk_mux2("ecspi4_src", base + 0xb480, 24, 3, ecspi4_sel, ARRAY_SIZE(ecspi4_sel)); + clks[IMX7D_PWM1_ROOT_SRC] = imx_clk_mux2("pwm1_src", base + 0xb500, 24, 3, pwm1_sel, ARRAY_SIZE(pwm1_sel)); + clks[IMX7D_PWM2_ROOT_SRC] = imx_clk_mux2("pwm2_src", base + 0xb580, 24, 3, pwm2_sel, ARRAY_SIZE(pwm2_sel)); + clks[IMX7D_PWM3_ROOT_SRC] = imx_clk_mux2("pwm3_src", base + 0xb600, 24, 3, pwm3_sel, ARRAY_SIZE(pwm3_sel)); + clks[IMX7D_PWM4_ROOT_SRC] = imx_clk_mux2("pwm4_src", base + 0xb680, 24, 3, pwm4_sel, ARRAY_SIZE(pwm4_sel)); + clks[IMX7D_FLEXTIMER1_ROOT_SRC] = imx_clk_mux2("flextimer1_src", base + 0xb700, 24, 3, flextimer1_sel, ARRAY_SIZE(flextimer1_sel)); + clks[IMX7D_FLEXTIMER2_ROOT_SRC] = imx_clk_mux2("flextimer2_src", base + 0xb780, 24, 3, flextimer2_sel, ARRAY_SIZE(flextimer2_sel)); + clks[IMX7D_SIM1_ROOT_SRC] = imx_clk_mux2("sim1_src", base + 0xb800, 24, 3, sim1_sel, ARRAY_SIZE(sim1_sel)); + clks[IMX7D_SIM2_ROOT_SRC] = imx_clk_mux2("sim2_src", base + 0xb880, 24, 3, sim2_sel, ARRAY_SIZE(sim2_sel)); + clks[IMX7D_GPT1_ROOT_SRC] = imx_clk_mux2("gpt1_src", base + 0xb900, 24, 3, gpt1_sel, ARRAY_SIZE(gpt1_sel)); + clks[IMX7D_GPT2_ROOT_SRC] = imx_clk_mux2("gpt2_src", base + 0xb980, 24, 3, gpt2_sel, ARRAY_SIZE(gpt2_sel)); + clks[IMX7D_GPT3_ROOT_SRC] = imx_clk_mux2("gpt3_src", base + 0xba00, 24, 3, gpt3_sel, ARRAY_SIZE(gpt3_sel)); + clks[IMX7D_GPT4_ROOT_SRC] = imx_clk_mux2("gpt4_src", base + 0xba80, 24, 3, gpt4_sel, ARRAY_SIZE(gpt4_sel)); + clks[IMX7D_TRACE_ROOT_SRC] = imx_clk_mux2("trace_src", base + 0xbb00, 24, 3, trace_sel, ARRAY_SIZE(trace_sel)); + clks[IMX7D_WDOG_ROOT_SRC] = imx_clk_mux2("wdog_src", base + 0xbb80, 24, 3, wdog_sel, ARRAY_SIZE(wdog_sel)); + clks[IMX7D_CSI_MCLK_ROOT_SRC] = imx_clk_mux2("csi_mclk_src", base + 0xbc00, 24, 3, csi_mclk_sel, ARRAY_SIZE(csi_mclk_sel)); + clks[IMX7D_AUDIO_MCLK_ROOT_SRC] = imx_clk_mux2("audio_mclk_src", base + 0xbc80, 24, 3, audio_mclk_sel, ARRAY_SIZE(audio_mclk_sel)); + clks[IMX7D_WRCLK_ROOT_SRC] = imx_clk_mux2("wrclk_src", base + 0xbd00, 24, 3, wrclk_sel, ARRAY_SIZE(wrclk_sel)); + clks[IMX7D_CLKO1_ROOT_SRC] = imx_clk_mux2("clko1_src", base + 0xbd80, 24, 3, clko1_sel, ARRAY_SIZE(clko1_sel)); + clks[IMX7D_CLKO2_ROOT_SRC] = imx_clk_mux2("clko2_src", base + 0xbe00, 24, 3, clko2_sel, ARRAY_SIZE(clko2_sel)); + + clks[IMX7D_ARM_A7_ROOT_CG] = imx_clk_gate3("arm_a7_cg", "arm_a7_src", base + 0x8000, 28); + clks[IMX7D_ARM_M4_ROOT_CG] = imx_clk_gate3("arm_m4_cg", "arm_m4_src", base + 0x8080, 28); + clks[IMX7D_ARM_M0_ROOT_CG] = imx_clk_gate3("arm_m0_cg", "arm_m0_src", base + 0x8100, 28); + clks[IMX7D_MAIN_AXI_ROOT_CG] = imx_clk_gate3("axi_cg", "axi_src", base + 0x8800, 28); + clks[IMX7D_DISP_AXI_ROOT_CG] = imx_clk_gate3("disp_axi_cg", "disp_axi_src", base + 0x8880, 28); + clks[IMX7D_ENET_AXI_ROOT_CG] = imx_clk_gate3("enet_axi_cg", "enet_axi_src", base + 0x8900, 28); + clks[IMX7D_NAND_USDHC_BUS_ROOT_CG] = imx_clk_gate3("nand_usdhc_cg", "nand_usdhc_src", base + 0x8980, 28); + clks[IMX7D_AHB_CHANNEL_ROOT_CG] = imx_clk_gate3("ahb_cg", "ahb_src", base + 0x9000, 28); + clks[IMX7D_DRAM_PHYM_ROOT_CG] = imx_clk_gate3("dram_phym_cg", "dram_phym_src", base + 0x9800, 28); + clks[IMX7D_DRAM_ROOT_CG] = imx_clk_gate3("dram_cg", "dram_src", base + 0x9880, 28); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_CG] = imx_clk_gate3("dram_phym_alt_cg", "dram_phym_alt_src", base + 0xa000, 28); + clks[IMX7D_DRAM_ALT_ROOT_CG] = imx_clk_gate3("dram_alt_cg", "dram_alt_src", base + 0xa080, 28); + clks[IMX7D_USB_HSIC_ROOT_CG] = imx_clk_gate3("usb_hsic_cg", "usb_hsic_src", base + 0xa100, 28); + clks[IMX7D_PCIE_CTRL_ROOT_CG] = imx_clk_gate3("pcie_ctrl_cg", "pcie_ctrl_src", base + 0xa180, 28); + clks[IMX7D_PCIE_PHY_ROOT_CG] = imx_clk_gate3("pcie_phy_cg", "pcie_phy_src", base + 0xa200, 28); + clks[IMX7D_EPDC_PIXEL_ROOT_CG] = imx_clk_gate3("epdc_pixel_cg", "epdc_pixel_src", base + 0xa280, 28); + clks[IMX7D_LCDIF_PIXEL_ROOT_CG] = imx_clk_gate3("lcdif_pixel_cg", "lcdif_pixel_src", base + 0xa300, 28); + clks[IMX7D_MIPI_DSI_ROOT_CG] = imx_clk_gate3("mipi_dsi_cg", "mipi_dsi_src", base + 0xa380, 28); + clks[IMX7D_MIPI_CSI_ROOT_CG] = imx_clk_gate3("mipi_csi_cg", "mipi_csi_src", base + 0xa400, 28); + clks[IMX7D_MIPI_DPHY_ROOT_CG] = imx_clk_gate3("mipi_dphy_cg", "mipi_dphy_src", base + 0xa480, 28); + clks[IMX7D_SAI1_ROOT_CG] = imx_clk_gate3("sai1_cg", "sai1_src", base + 0xa500, 28); + clks[IMX7D_SAI2_ROOT_CG] = imx_clk_gate3("sai2_cg", "sai2_src", base + 0xa580, 28); + clks[IMX7D_SAI3_ROOT_CG] = imx_clk_gate3("sai3_cg", "sai3_src", base + 0xa600, 28); + clks[IMX7D_SPDIF_ROOT_CG] = imx_clk_gate3("spdif_cg", "spdif_src", base + 0xa680, 28); + clks[IMX7D_ENET1_REF_ROOT_CG] = imx_clk_gate3("enet1_ref_cg", "enet1_ref_src", base + 0xa700, 28); + clks[IMX7D_ENET1_TIME_ROOT_CG] = imx_clk_gate3("enet1_time_cg", "enet1_time_src", base + 0xa780, 28); + clks[IMX7D_ENET2_REF_ROOT_CG] = imx_clk_gate3("enet2_ref_cg", "enet2_ref_src", base + 0xa800, 28); + clks[IMX7D_ENET2_TIME_ROOT_CG] = imx_clk_gate3("enet2_time_cg", "enet2_time_src", base + 0xa880, 28); + clks[IMX7D_ENET_PHY_REF_ROOT_CG] = imx_clk_gate3("enet_phy_ref_cg", "enet_phy_ref_src", base + 0xa900, 28); + clks[IMX7D_EIM_ROOT_CG] = imx_clk_gate3("eim_cg", "eim_src", base + 0xa980, 28); + clks[IMX7D_NAND_ROOT_CG] = imx_clk_gate3("nand_cg", "nand_src", base + 0xaa00, 28); + clks[IMX7D_QSPI_ROOT_CG] = imx_clk_gate3("qspi_cg", "qspi_src", base + 0xaa80, 28); + clks[IMX7D_USDHC1_ROOT_CG] = imx_clk_gate3("usdhc1_cg", "usdhc1_src", base + 0xab00, 28); + clks[IMX7D_USDHC2_ROOT_CG] = imx_clk_gate3("usdhc2_cg", "usdhc2_src", base + 0xab80, 28); + clks[IMX7D_USDHC3_ROOT_CG] = imx_clk_gate3("usdhc3_cg", "usdhc3_src", base + 0xac00, 28); + clks[IMX7D_CAN1_ROOT_CG] = imx_clk_gate3("can1_cg", "can1_src", base + 0xac80, 28); + clks[IMX7D_CAN2_ROOT_CG] = imx_clk_gate3("can2_cg", "can2_src", base + 0xad00, 28); + clks[IMX7D_I2C1_ROOT_CG] = imx_clk_gate3("i2c1_cg", "i2c1_src", base + 0xad80, 28); + clks[IMX7D_I2C2_ROOT_CG] = imx_clk_gate3("i2c2_cg", "i2c2_src", base + 0xae00, 28); + clks[IMX7D_I2C3_ROOT_CG] = imx_clk_gate3("i2c3_cg", "i2c3_src", base + 0xae80, 28); + clks[IMX7D_I2C4_ROOT_CG] = imx_clk_gate3("i2c4_cg", "i2c4_src", base + 0xaf00, 28); + clks[IMX7D_UART1_ROOT_CG] = imx_clk_gate3("uart1_cg", "uart1_src", base + 0xaf80, 28); + clks[IMX7D_UART2_ROOT_CG] = imx_clk_gate3("uart2_cg", "uart2_src", base + 0xb000, 28); + clks[IMX7D_UART3_ROOT_CG] = imx_clk_gate3("uart3_cg", "uart3_src", base + 0xb080, 28); + clks[IMX7D_UART4_ROOT_CG] = imx_clk_gate3("uart4_cg", "uart4_src", base + 0xb100, 28); + clks[IMX7D_UART5_ROOT_CG] = imx_clk_gate3("uart5_cg", "uart5_src", base + 0xb180, 28); + clks[IMX7D_UART6_ROOT_CG] = imx_clk_gate3("uart6_cg", "uart6_src", base + 0xb200, 28); + clks[IMX7D_UART7_ROOT_CG] = imx_clk_gate3("uart7_cg", "uart7_src", base + 0xb280, 28); + clks[IMX7D_ECSPI1_ROOT_CG] = imx_clk_gate3("ecspi1_cg", "ecspi1_src", base + 0xb300, 28); + clks[IMX7D_ECSPI2_ROOT_CG] = imx_clk_gate3("ecspi2_cg", "ecspi2_src", base + 0xb380, 28); + clks[IMX7D_ECSPI3_ROOT_CG] = imx_clk_gate3("ecspi3_cg", "ecspi3_src", base + 0xb400, 28); + clks[IMX7D_ECSPI4_ROOT_CG] = imx_clk_gate3("ecspi4_cg", "ecspi4_src", base + 0xb480, 28); + clks[IMX7D_PWM1_ROOT_CG] = imx_clk_gate3("pwm1_cg", "pwm1_src", base + 0xb500, 28); + clks[IMX7D_PWM2_ROOT_CG] = imx_clk_gate3("pwm2_cg", "pwm2_src", base + 0xb580, 28); + clks[IMX7D_PWM3_ROOT_CG] = imx_clk_gate3("pwm3_cg", "pwm3_src", base + 0xb600, 28); + clks[IMX7D_PWM4_ROOT_CG] = imx_clk_gate3("pwm4_cg", "pwm4_src", base + 0xb680, 28); + clks[IMX7D_FLEXTIMER1_ROOT_CG] = imx_clk_gate3("flextimer1_cg", "flextimer1_src", base + 0xb700, 28); + clks[IMX7D_FLEXTIMER2_ROOT_CG] = imx_clk_gate3("flextimer2_cg", "flextimer2_src", base + 0xb780, 28); + clks[IMX7D_SIM1_ROOT_CG] = imx_clk_gate3("sim1_cg", "sim1_src", base + 0xb800, 28); + clks[IMX7D_SIM2_ROOT_CG] = imx_clk_gate3("sim2_cg", "sim2_src", base + 0xb880, 28); + clks[IMX7D_GPT1_ROOT_CG] = imx_clk_gate3("gpt1_cg", "gpt1_src", base + 0xb900, 28); + clks[IMX7D_GPT2_ROOT_CG] = imx_clk_gate3("gpt2_cg", "gpt2_src", base + 0xb980, 28); + clks[IMX7D_GPT3_ROOT_CG] = imx_clk_gate3("gpt3_cg", "gpt3_src", base + 0xbA00, 28); + clks[IMX7D_GPT4_ROOT_CG] = imx_clk_gate3("gpt4_cg", "gpt4_src", base + 0xbA80, 28); + clks[IMX7D_TRACE_ROOT_CG] = imx_clk_gate3("trace_cg", "trace_src", base + 0xbb00, 28); + clks[IMX7D_WDOG_ROOT_CG] = imx_clk_gate3("wdog_cg", "wdog_src", base + 0xbb80, 28); + clks[IMX7D_CSI_MCLK_ROOT_CG] = imx_clk_gate3("csi_mclk_cg", "csi_mclk_src", base + 0xbc00, 28); + clks[IMX7D_AUDIO_MCLK_ROOT_CG] = imx_clk_gate3("audio_mclk_cg", "audio_mclk_src", base + 0xbc80, 28); + clks[IMX7D_WRCLK_ROOT_CG] = imx_clk_gate3("wrclk_cg", "wrclk_src", base + 0xbd00, 28); + clks[IMX7D_CLKO1_ROOT_CG] = imx_clk_gate3("clko1_cg", "clko1_src", base + 0xbd80, 28); + clks[IMX7D_CLKO2_ROOT_CG] = imx_clk_gate3("clko2_cg", "clko2_src", base + 0xbe00, 28); + + clks[IMX7D_MAIN_AXI_ROOT_PRE_DIV] = imx_clk_divider2("axi_pre_div", "axi_cg", base + 0x8800, 16, 3); + clks[IMX7D_DISP_AXI_ROOT_PRE_DIV] = imx_clk_divider2("disp_axi_pre_div", "disp_axi_cg", base + 0x8880, 16, 3); + clks[IMX7D_ENET_AXI_ROOT_PRE_DIV] = imx_clk_divider2("enet_axi_pre_div", "enet_axi_cg", base + 0x8900, 16, 3); + clks[IMX7D_NAND_USDHC_BUS_ROOT_PRE_DIV] = imx_clk_divider2("nand_usdhc_pre_div", "nand_usdhc_cg", base + 0x8980, 16, 3); + clks[IMX7D_AHB_CHANNEL_ROOT_PRE_DIV] = imx_clk_divider2("ahb_pre_div", "ahb_cg", base + 0x9000, 16, 3); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_PRE_DIV] = imx_clk_divider2("dram_phym_alt_pre_div", "dram_phym_alt_cg", base + 0xa000, 16, 3); + clks[IMX7D_DRAM_ALT_ROOT_PRE_DIV] = imx_clk_divider2("dram_alt_pre_div", "dram_alt_cg", base + 0xa080, 16, 3); + clks[IMX7D_USB_HSIC_ROOT_PRE_DIV] = imx_clk_divider2("usb_hsic_pre_div", "usb_hsic_cg", base + 0xa100, 16, 3); + clks[IMX7D_PCIE_CTRL_ROOT_PRE_DIV] = imx_clk_divider2("pcie_ctrl_pre_div", "pcie_ctrl_cg", base + 0xa180, 16, 3); + clks[IMX7D_PCIE_PHY_ROOT_PRE_DIV] = imx_clk_divider2("pcie_phy_pre_div", "pcie_phy_cg", base + 0xa200, 16, 3); + clks[IMX7D_EPDC_PIXEL_ROOT_PRE_DIV] = imx_clk_divider2("epdc_pixel_pre_div", "epdc_pixel_cg", base + 0xa280, 16, 3); + clks[IMX7D_LCDIF_PIXEL_ROOT_PRE_DIV] = imx_clk_divider2("lcdif_pixel_pre_div", "lcdif_pixel_cg", base + 0xa300, 16, 3); + clks[IMX7D_MIPI_DSI_ROOT_PRE_DIV] = imx_clk_divider2("mipi_dsi_pre_div", "mipi_dsi_cg", base + 0xa380, 16, 3); + clks[IMX7D_MIPI_CSI_ROOT_PRE_DIV] = imx_clk_divider2("mipi_csi_pre_div", "mipi_csi_cg", base + 0xa400, 16, 3); + clks[IMX7D_MIPI_DPHY_ROOT_PRE_DIV] = imx_clk_divider2("mipi_dphy_pre_div", "mipi_dphy_cg", base + 0xa480, 16, 3); + clks[IMX7D_SAI1_ROOT_PRE_DIV] = imx_clk_divider2("sai1_pre_div", "sai1_cg", base + 0xa500, 16, 3); + clks[IMX7D_SAI2_ROOT_PRE_DIV] = imx_clk_divider2("sai2_pre_div", "sai2_cg", base + 0xa580, 16, 3); + clks[IMX7D_SAI3_ROOT_PRE_DIV] = imx_clk_divider2("sai3_pre_div", "sai3_cg", base + 0xa600, 16, 3); + clks[IMX7D_SPDIF_ROOT_PRE_DIV] = imx_clk_divider2("spdif_pre_div", "spdif_cg", base + 0xa680, 16, 3); + clks[IMX7D_ENET1_REF_ROOT_PRE_DIV] = imx_clk_divider2("enet1_ref_pre_div", "enet1_ref_cg", base + 0xa700, 16, 3); + clks[IMX7D_ENET1_TIME_ROOT_PRE_DIV] = imx_clk_divider2("enet1_time_pre_div", "enet1_time_cg", base + 0xa780, 16, 3); + clks[IMX7D_ENET2_REF_ROOT_PRE_DIV] = imx_clk_divider2("enet2_ref_pre_div", "enet2_ref_cg", base + 0xa800, 16, 3); + clks[IMX7D_ENET2_TIME_ROOT_PRE_DIV] = imx_clk_divider2("enet2_time_pre_div", "enet2_time_cg", base + 0xa880, 16, 3); + clks[IMX7D_ENET_PHY_REF_ROOT_PRE_DIV] = imx_clk_divider2("enet_phy_ref_pre_div", "enet_phy_ref_cg", base + 0xa900, 16, 3); + clks[IMX7D_EIM_ROOT_PRE_DIV] = imx_clk_divider2("eim_pre_div", "eim_cg", base + 0xa980, 16, 3); + clks[IMX7D_NAND_ROOT_PRE_DIV] = imx_clk_divider2("nand_pre_div", "nand_cg", base + 0xaa00, 16, 3); + clks[IMX7D_QSPI_ROOT_PRE_DIV] = imx_clk_divider2("qspi_pre_div", "qspi_cg", base + 0xaa80, 16, 3); + clks[IMX7D_USDHC1_ROOT_PRE_DIV] = imx_clk_divider2("usdhc1_pre_div", "usdhc1_cg", base + 0xab00, 16, 3); + clks[IMX7D_USDHC2_ROOT_PRE_DIV] = imx_clk_divider2("usdhc2_pre_div", "usdhc2_cg", base + 0xab80, 16, 3); + clks[IMX7D_USDHC3_ROOT_PRE_DIV] = imx_clk_divider2("usdhc3_pre_div", "usdhc3_cg", base + 0xac00, 16, 3); + clks[IMX7D_CAN1_ROOT_PRE_DIV] = imx_clk_divider2("can1_pre_div", "can1_cg", base + 0xac80, 16, 3); + clks[IMX7D_CAN2_ROOT_PRE_DIV] = imx_clk_divider2("can2_pre_div", "can2_cg", base + 0xad00, 16, 3); + clks[IMX7D_I2C1_ROOT_PRE_DIV] = imx_clk_divider2("i2c1_pre_div", "i2c1_cg", base + 0xad80, 16, 3); + clks[IMX7D_I2C2_ROOT_PRE_DIV] = imx_clk_divider2("i2c2_pre_div", "i2c2_cg", base + 0xae00, 16, 3); + clks[IMX7D_I2C3_ROOT_PRE_DIV] = imx_clk_divider2("i2c3_pre_div", "i2c3_cg", base + 0xae80, 16, 3); + clks[IMX7D_I2C4_ROOT_PRE_DIV] = imx_clk_divider2("i2c4_pre_div", "i2c4_cg", base + 0xaf00, 16, 3); + clks[IMX7D_UART1_ROOT_PRE_DIV] = imx_clk_divider2("uart1_pre_div", "uart1_cg", base + 0xaf80, 16, 3); + clks[IMX7D_UART2_ROOT_PRE_DIV] = imx_clk_divider2("uart2_pre_div", "uart2_cg", base + 0xb000, 16, 3); + clks[IMX7D_UART3_ROOT_PRE_DIV] = imx_clk_divider2("uart3_pre_div", "uart3_cg", base + 0xb080, 16, 3); + clks[IMX7D_UART4_ROOT_PRE_DIV] = imx_clk_divider2("uart4_pre_div", "uart4_cg", base + 0xb100, 16, 3); + clks[IMX7D_UART5_ROOT_PRE_DIV] = imx_clk_divider2("uart5_pre_div", "uart5_cg", base + 0xb180, 16, 3); + clks[IMX7D_UART6_ROOT_PRE_DIV] = imx_clk_divider2("uart6_pre_div", "uart6_cg", base + 0xb200, 16, 3); + clks[IMX7D_UART7_ROOT_PRE_DIV] = imx_clk_divider2("uart7_pre_div", "uart7_cg", base + 0xb280, 16, 3); + clks[IMX7D_ECSPI1_ROOT_PRE_DIV] = imx_clk_divider2("ecspi1_pre_div", "ecspi1_cg", base + 0xb300, 16, 3); + clks[IMX7D_ECSPI2_ROOT_PRE_DIV] = imx_clk_divider2("ecspi2_pre_div", "ecspi2_cg", base + 0xb380, 16, 3); + clks[IMX7D_ECSPI3_ROOT_PRE_DIV] = imx_clk_divider2("ecspi3_pre_div", "ecspi3_cg", base + 0xb400, 16, 3); + clks[IMX7D_ECSPI4_ROOT_PRE_DIV] = imx_clk_divider2("ecspi4_pre_div", "ecspi4_cg", base + 0xb480, 16, 3); + clks[IMX7D_PWM1_ROOT_PRE_DIV] = imx_clk_divider2("pwm1_pre_div", "pwm1_cg", base + 0xb500, 16, 3); + clks[IMX7D_PWM2_ROOT_PRE_DIV] = imx_clk_divider2("pwm2_pre_div", "pwm2_cg", base + 0xb580, 16, 3); + clks[IMX7D_PWM3_ROOT_PRE_DIV] = imx_clk_divider2("pwm3_pre_div", "pwm3_cg", base + 0xb600, 16, 3); + clks[IMX7D_PWM4_ROOT_PRE_DIV] = imx_clk_divider2("pwm4_pre_div", "pwm4_cg", base + 0xb680, 16, 3); + clks[IMX7D_FLEXTIMER1_ROOT_PRE_DIV] = imx_clk_divider2("flextimer1_pre_div", "flextimer1_cg", base + 0xb700, 16, 3); + clks[IMX7D_FLEXTIMER2_ROOT_PRE_DIV] = imx_clk_divider2("flextimer2_pre_div", "flextimer2_cg", base + 0xb780, 16, 3); + clks[IMX7D_SIM1_ROOT_PRE_DIV] = imx_clk_divider2("sim1_pre_div", "sim1_cg", base + 0xb800, 16, 3); + clks[IMX7D_SIM2_ROOT_PRE_DIV] = imx_clk_divider2("sim2_pre_div", "sim2_cg", base + 0xb880, 16, 3); + clks[IMX7D_GPT1_ROOT_PRE_DIV] = imx_clk_divider2("gpt1_pre_div", "gpt1_cg", base + 0xb900, 16, 3); + clks[IMX7D_GPT2_ROOT_PRE_DIV] = imx_clk_divider2("gpt2_pre_div", "gpt2_cg", base + 0xb980, 16, 3); + clks[IMX7D_GPT3_ROOT_PRE_DIV] = imx_clk_divider2("gpt3_pre_div", "gpt3_cg", base + 0xba00, 16, 3); + clks[IMX7D_GPT4_ROOT_PRE_DIV] = imx_clk_divider2("gpt4_pre_div", "gpt4_cg", base + 0xba80, 16, 3); + clks[IMX7D_TRACE_ROOT_PRE_DIV] = imx_clk_divider2("trace_pre_div", "trace_cg", base + 0xbb00, 16, 3); + clks[IMX7D_WDOG_ROOT_PRE_DIV] = imx_clk_divider2("wdog_pre_div", "wdog_cg", base + 0xbb80, 16, 3); + clks[IMX7D_CSI_MCLK_ROOT_PRE_DIV] = imx_clk_divider2("csi_mclk_pre_div", "csi_mclk_cg", base + 0xbc00, 16, 3); + clks[IMX7D_AUDIO_MCLK_ROOT_PRE_DIV] = imx_clk_divider2("audio_mclk_pre_div", "audio_mclk_cg", base + 0xbc80, 16, 3); + clks[IMX7D_WRCLK_ROOT_PRE_DIV] = imx_clk_divider2("wrclk_pre_div", "wrclk_cg", base + 0xbd00, 16, 3); + clks[IMX7D_CLKO1_ROOT_PRE_DIV] = imx_clk_divider2("clko1_pre_div", "clko1_cg", base + 0xbd80, 16, 3); + clks[IMX7D_CLKO2_ROOT_PRE_DIV] = imx_clk_divider2("clko2_pre_div", "clko2_cg", base + 0xbe00, 16, 3); + + clks[IMX7D_ARM_A7_ROOT_DIV] = imx_clk_divider2("arm_a7_div", "arm_a7_cg", base + 0x8000, 0, 3); + clks[IMX7D_ARM_M4_ROOT_DIV] = imx_clk_divider2("arm_m4_div", "arm_m4_cg", base + 0x8080, 0, 3); + clks[IMX7D_ARM_M0_ROOT_DIV] = imx_clk_divider2("arm_m0_div", "arm_m0_cg", base + 0x8100, 0, 3); + clks[IMX7D_MAIN_AXI_ROOT_DIV] = imx_clk_divider2("axi_post_div", "axi_pre_div", base + 0x8800, 0, 6); + clks[IMX7D_DISP_AXI_ROOT_DIV] = imx_clk_divider2("disp_axi_post_div", "disp_axi_pre_div", base + 0x8880, 0, 6); + clks[IMX7D_ENET_AXI_ROOT_DIV] = imx_clk_divider2("enet_axi_post_div", "enet_axi_pre_div", base + 0x8900, 0, 6); + clks[IMX7D_NAND_USDHC_BUS_ROOT_DIV] = imx_clk_divider2("nand_usdhc_post_div", "nand_usdhc_pre_div", base + 0x8980, 0, 6); + clks[IMX7D_AHB_CHANNEL_ROOT_DIV] = imx_clk_divider2("ahb_post_div", "ahb_pre_div", base + 0x9000, 0, 6); + clks[IMX7D_DRAM_ROOT_DIV] = imx_clk_divider2("dram_post_div", "dram_cg", base + 0x9880, 0, 3); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_DIV] = imx_clk_divider2("dram_phym_alt_post_div", "dram_phym_alt_pre_div", base + 0xa000, 0, 3); + clks[IMX7D_DRAM_ALT_ROOT_DIV] = imx_clk_divider2("dram_alt_post_div", "dram_alt_pre_div", base + 0xa080, 0, 3); + clks[IMX7D_USB_HSIC_ROOT_DIV] = imx_clk_divider2("usb_hsic_post_div", "usb_hsic_pre_div", base + 0xa100, 0, 6); + clks[IMX7D_PCIE_CTRL_ROOT_DIV] = imx_clk_divider2("pcie_ctrl_post_div", "pcie_ctrl_pre_div", base + 0xa180, 0, 6); + clks[IMX7D_PCIE_PHY_ROOT_DIV] = imx_clk_divider2("pcie_phy_post_div", "pcie_phy_pre_div", base + 0xa200, 0, 6); + clks[IMX7D_EPDC_PIXEL_ROOT_DIV] = imx_clk_divider2("epdc_pixel_post_div", "epdc_pixel_pre_div", base + 0xa280, 0, 6); + clks[IMX7D_LCDIF_PIXEL_ROOT_DIV] = imx_clk_divider2("lcdif_pixel_post_div", "lcdif_pixel_pre_div", base + 0xa300, 0, 6); + clks[IMX7D_MIPI_DSI_ROOT_DIV] = imx_clk_divider2("mipi_dsi_post_div", "mipi_dsi_pre_div", base + 0xa380, 0, 6); + clks[IMX7D_MIPI_CSI_ROOT_DIV] = imx_clk_divider2("mipi_csi_post_div", "mipi_csi_pre_div", base + 0xa400, 0, 6); + clks[IMX7D_MIPI_DPHY_ROOT_DIV] = imx_clk_divider2("mipi_dphy_post_div", "mipi_csi_dphy_div", base + 0xa480, 0, 6); + clks[IMX7D_SAI1_ROOT_DIV] = imx_clk_divider2("sai1_post_div", "sai1_pre_div", base + 0xa500, 0, 6); + clks[IMX7D_SAI2_ROOT_DIV] = imx_clk_divider2("sai2_post_div", "sai2_pre_div", base + 0xa580, 0, 6); + clks[IMX7D_SAI3_ROOT_DIV] = imx_clk_divider2("sai3_post_div", "sai3_pre_div", base + 0xa600, 0, 6); + clks[IMX7D_SPDIF_ROOT_DIV] = imx_clk_divider2("spdif_post_div", "spdif_pre_div", base + 0xa680, 0, 6); + clks[IMX7D_ENET1_REF_ROOT_DIV] = imx_clk_divider2("enet1_ref_post_div", "enet1_ref_pre_div", base + 0xa700, 0, 6); + clks[IMX7D_ENET1_TIME_ROOT_DIV] = imx_clk_divider2("enet1_time_post_div", "enet1_time_pre_div", base + 0xa780, 0, 6); + clks[IMX7D_ENET2_REF_ROOT_DIV] = imx_clk_divider2("enet2_ref_post_div", "enet2_ref_pre_div", base + 0xa800, 0, 6); + clks[IMX7D_ENET2_TIME_ROOT_DIV] = imx_clk_divider2("enet2_time_post_div", "enet2_time_pre_div", base + 0xa880, 0, 6); + clks[IMX7D_ENET_PHY_REF_ROOT_DIV] = imx_clk_divider2("enet_phy_ref_post_div", "enet_phy_ref_pre_div", base + 0xa900, 0, 6); + clks[IMX7D_EIM_ROOT_DIV] = imx_clk_divider2("eim_post_div", "eim_pre_div", base + 0xa980, 0, 6); + clks[IMX7D_NAND_ROOT_DIV] = imx_clk_divider2("nand_post_div", "nand_pre_div", base + 0xaa00, 0, 6); + clks[IMX7D_QSPI_ROOT_DIV] = imx_clk_divider2("qspi_post_div", "qspi_pre_div", base + 0xaa80, 0, 6); + clks[IMX7D_USDHC1_ROOT_DIV] = imx_clk_divider2("usdhc1_post_div", "usdhc1_pre_div", base + 0xab00, 0, 6); + clks[IMX7D_USDHC2_ROOT_DIV] = imx_clk_divider2("usdhc2_post_div", "usdhc2_pre_div", base + 0xab80, 0, 6); + clks[IMX7D_USDHC3_ROOT_DIV] = imx_clk_divider2("usdhc3_post_div", "usdhc3_pre_div", base + 0xac00, 0, 6); + clks[IMX7D_CAN1_ROOT_DIV] = imx_clk_divider2("can1_post_div", "can1_pre_div", base + 0xac80, 0, 6); + clks[IMX7D_CAN2_ROOT_DIV] = imx_clk_divider2("can2_post_div", "can2_pre_div", base + 0xad00, 0, 6); + clks[IMX7D_I2C1_ROOT_DIV] = imx_clk_divider2("i2c1_post_div", "i2c1_pre_div", base + 0xad80, 0, 6); + clks[IMX7D_I2C2_ROOT_DIV] = imx_clk_divider2("i2c2_post_div", "i2c2_pre_div", base + 0xae00, 0, 6); + clks[IMX7D_I2C3_ROOT_DIV] = imx_clk_divider2("i2c3_post_div", "i2c3_pre_div", base + 0xae80, 0, 6); + clks[IMX7D_I2C4_ROOT_DIV] = imx_clk_divider2("i2c4_post_div", "i2c4_pre_div", base + 0xaf00, 0, 6); + clks[IMX7D_UART1_ROOT_DIV] = imx_clk_divider2("uart1_post_div", "uart1_pre_div", base + 0xaf80, 0, 6); + clks[IMX7D_UART2_ROOT_DIV] = imx_clk_divider2("uart2_post_div", "uart2_pre_div", base + 0xb000, 0, 6); + clks[IMX7D_UART3_ROOT_DIV] = imx_clk_divider2("uart3_post_div", "uart3_pre_div", base + 0xb080, 0, 6); + clks[IMX7D_UART4_ROOT_DIV] = imx_clk_divider2("uart4_post_div", "uart4_pre_div", base + 0xb100, 0, 6); + clks[IMX7D_UART5_ROOT_DIV] = imx_clk_divider2("uart5_post_div", "uart5_pre_div", base + 0xb180, 0, 6); + clks[IMX7D_UART6_ROOT_DIV] = imx_clk_divider2("uart6_post_div", "uart6_pre_div", base + 0xb200, 0, 6); + clks[IMX7D_UART7_ROOT_DIV] = imx_clk_divider2("uart7_post_div", "uart7_pre_div", base + 0xb280, 0, 6); + clks[IMX7D_ECSPI1_ROOT_DIV] = imx_clk_divider2("ecspi1_post_div", "ecspi1_pre_div", base + 0xb300, 0, 6); + clks[IMX7D_ECSPI2_ROOT_DIV] = imx_clk_divider2("ecspi2_post_div", "ecspi2_pre_div", base + 0xb380, 0, 6); + clks[IMX7D_ECSPI3_ROOT_DIV] = imx_clk_divider2("ecspi3_post_div", "ecspi3_pre_div", base + 0xb400, 0, 6); + clks[IMX7D_ECSPI4_ROOT_DIV] = imx_clk_divider2("ecspi4_post_div", "ecspi4_pre_div", base + 0xb480, 0, 6); + clks[IMX7D_PWM1_ROOT_DIV] = imx_clk_divider2("pwm1_post_div", "pwm1_pre_div", base + 0xb500, 0, 6); + clks[IMX7D_PWM2_ROOT_DIV] = imx_clk_divider2("pwm2_post_div", "pwm2_pre_div", base + 0xb580, 0, 6); + clks[IMX7D_PWM3_ROOT_DIV] = imx_clk_divider2("pwm3_post_div", "pwm3_pre_div", base + 0xb600, 0, 6); + clks[IMX7D_PWM4_ROOT_DIV] = imx_clk_divider2("pwm4_post_div", "pwm4_pre_div", base + 0xb680, 0, 6); + clks[IMX7D_FLEXTIMER1_ROOT_DIV] = imx_clk_divider2("flextimer1_post_div", "flextimer1_pre_div", base + 0xb700, 0, 6); + clks[IMX7D_FLEXTIMER2_ROOT_DIV] = imx_clk_divider2("flextimer2_post_div", "flextimer2_pre_div", base + 0xb780, 0, 6); + clks[IMX7D_SIM1_ROOT_DIV] = imx_clk_divider2("sim1_post_div", "sim1_pre_div", base + 0xb800, 0, 6); + clks[IMX7D_SIM2_ROOT_DIV] = imx_clk_divider2("sim2_post_div", "sim2_pre_div", base + 0xb880, 0, 6); + clks[IMX7D_GPT1_ROOT_DIV] = imx_clk_divider2("gpt1_post_div", "gpt1_pre_div", base + 0xb900, 0, 6); + clks[IMX7D_GPT2_ROOT_DIV] = imx_clk_divider2("gpt2_post_div", "gpt2_pre_div", base + 0xb980, 0, 6); + clks[IMX7D_GPT3_ROOT_DIV] = imx_clk_divider2("gpt3_post_div", "gpt3_pre_div", base + 0xba00, 0, 6); + clks[IMX7D_GPT4_ROOT_DIV] = imx_clk_divider2("gpt4_post_div", "gpt4_pre_div", base + 0xba80, 0, 6); + clks[IMX7D_TRACE_ROOT_DIV] = imx_clk_divider2("trace_post_div", "trace_pre_div", base + 0xbb00, 0, 6); + clks[IMX7D_WDOG_ROOT_DIV] = imx_clk_divider2("wdog_post_div", "wdog_pre_div", base + 0xbb80, 0, 6); + clks[IMX7D_CSI_MCLK_ROOT_DIV] = imx_clk_divider2("csi_mclk_post_div", "csi_mclk_pre_div", base + 0xbc00, 0, 6); + clks[IMX7D_AUDIO_MCLK_ROOT_DIV] = imx_clk_divider2("audio_mclk_post_div", "audio_mclk_pre_div", base + 0xbc80, 0, 6); + clks[IMX7D_WRCLK_ROOT_DIV] = imx_clk_divider2("wrclk_post_div", "wrclk_pre_div", base + 0xbd00, 0, 6); + clks[IMX7D_CLKO1_ROOT_DIV] = imx_clk_divider2("clko1_post_div", "clko1_pre_div", base + 0xbd80, 0, 6); + clks[IMX7D_CLKO2_ROOT_DIV] = imx_clk_divider2("clko2_post_div", "clko2_pre_div", base + 0xbe00, 0, 6); + + clks[IMX7D_ARM_A7_ROOT_CLK] = imx_clk_gate4("arm_a7_root_clk", "arm_a7_div", base + 0x4000, 0); + clks[IMX7D_ARM_M4_ROOT_CLK] = imx_clk_gate4("arm_m4_root_clk", "arm_m4_div", base + 0x4010, 0); + clks[IMX7D_ARM_M0_ROOT_CLK] = imx_clk_gate4("arm_m0_root_clk", "arm_m0_div", base + 0x4020, 0); + clks[IMX7D_MAIN_AXI_ROOT_CLK] = imx_clk_gate4("main_axi_root_clk", "axi_post_div", base + 0x4040, 0); + clks[IMX7D_DISP_AXI_ROOT_CLK] = imx_clk_gate4("disp_axi_root_clk", "disp_axi_post_div", base + 0x4050, 0); + clks[IMX7D_ENET_AXI_ROOT_CLK] = imx_clk_gate4("enet_axi_root_clk", "enet_axi_post_div", base + 0x4060, 0); + clks[IMX7D_OCRAM_CLK] = imx_clk_gate4("ocram_clk", "axi_post_div", base + 0x4110, 0); + clks[IMX7D_OCRAM_S_CLK] = imx_clk_gate4("ocram_s_clk", "ahb_post_div", base + 0x4120, 0); + clks[IMX7D_NAND_USDHC_BUS_ROOT_CLK] = imx_clk_gate4("nand_usdhc_root_clk", "nand_usdhc_post_div", base + 0x4130, 0); + clks[IMX7D_AHB_CHANNEL_ROOT_CLK] = imx_clk_gate4("ahb_root_clk", "ahb_post_div", base + 0x4200, 0); + clks[IMX7D_DRAM_ROOT_CLK] = imx_clk_gate4("dram_root_clk", "dram_post_div", base + 0x4130, 0); + clks[IMX7D_DRAM_PHYM_ROOT_CLK] = imx_clk_gate4("dram_phym_root_clk", "dram_phym_cg", base + 0x4130, 0); + clks[IMX7D_DRAM_PHYM_ALT_ROOT_CLK] = imx_clk_gate4("dram_phym_alt_root_clk", "dram_phym_alt_post_div", base + 0x4130, 0); + clks[IMX7D_DRAM_ALT_ROOT_CLK] = imx_clk_gate4("dram_alt_root_clk", "dram_alt_post_div", base + 0x4130, 0); + clks[IMX7D_USB_HSIC_ROOT_CLK] = imx_clk_gate4("usb_hsic_root_clk", "usb_hsic_post_div", base + 0x4420, 0); + clks[IMX7D_PCIE_CTRL_ROOT_CLK] = imx_clk_gate4("pcie_ctrl_root_clk", "pcie_ctrl_post_div", base + 0x4600, 0); + clks[IMX7D_PCIE_PHY_ROOT_CLK] = imx_clk_gate4("pcie_phy_root_clk", "pcie_phy_post_div", base + 0x4600, 0); + clks[IMX7D_EPDC_PIXEL_ROOT_CLK] = imx_clk_gate4("epdc_pixel_root_clk", "epdc_pixel_post_div", base + 0x44a0, 0); + clks[IMX7D_LCDIF_PIXEL_ROOT_CLK] = imx_clk_gate4("lcdif_pixel_root_clk", "lcdif_pixel_post_div", base + 0x44b0, 0); + clks[IMX7D_MIPI_DSI_ROOT_CLK] = imx_clk_gate4("mipi_dsi_root_clk", "mipi_dsi_post_div", base + 0x4650, 0); + clks[IMX7D_MIPI_CSI_ROOT_CLK] = imx_clk_gate4("mipi_csi_root_clk", "mipi_csi_post_div", base + 0x4640, 0); + clks[IMX7D_MIPI_DPHY_ROOT_CLK] = imx_clk_gate4("mipi_dphy_root_clk", "mipi_dphy_post_div", base + 0x4660, 0); + clks[IMX7D_SAI1_ROOT_CLK] = imx_clk_gate4("sai1_root_clk", "sai1_post_div", base + 0x48c0, 0); + clks[IMX7D_SAI2_ROOT_CLK] = imx_clk_gate4("sai2_root_clk", "sai2_post_div", base + 0x48d0, 0); + clks[IMX7D_SAI3_ROOT_CLK] = imx_clk_gate4("sai3_root_clk", "sai3_post_div", base + 0x48e0, 0); + clks[IMX7D_SPDIF_ROOT_CLK] = imx_clk_gate4("spdif_root_clk", "spdif_post_div", base + 0x44d0, 0); + clks[IMX7D_ENET1_REF_ROOT_CLK] = imx_clk_gate4("enet1_ref_root_clk", "enet1_ref_post_div", base + 0x44e0, 0); + clks[IMX7D_ENET1_TIME_ROOT_CLK] = imx_clk_gate4("enet1_time_root_clk", "enet1_time_post_div", base + 0x44f0, 0); + clks[IMX7D_ENET2_REF_ROOT_CLK] = imx_clk_gate4("enet2_ref_root_clk", "enet2_ref_post_div", base + 0x4500, 0); + clks[IMX7D_ENET2_TIME_ROOT_CLK] = imx_clk_gate4("enet2_time_root_clk", "enet2_time_post_div", base + 0x4510, 0); + clks[IMX7D_ENET_PHY_REF_ROOT_CLK] = imx_clk_gate4("enet_phy_ref_root_clk", "enet_phy_ref_post_div", base + 0x4520, 0); + clks[IMX7D_EIM_ROOT_CLK] = imx_clk_gate4("eim_root_clk", "eim_post_div", base + 0x4160, 0); + clks[IMX7D_NAND_ROOT_CLK] = imx_clk_gate4("nand_root_clk", "nand_post_div", base + 0x4140, 0); + clks[IMX7D_QSPI_ROOT_CLK] = imx_clk_gate4("qspi_root_clk", "qspi_post_div", base + 0x4150, 0); + clks[IMX7D_USDHC1_ROOT_CLK] = imx_clk_gate4("usdhc1_root_clk", "usdhc1_post_div", base + 0x46c0, 0); + clks[IMX7D_USDHC2_ROOT_CLK] = imx_clk_gate4("usdhc2_root_clk", "usdhc2_post_div", base + 0x46d0, 0); + clks[IMX7D_USDHC3_ROOT_CLK] = imx_clk_gate4("usdhc3_root_clk", "usdhc3_post_div", base + 0x46e0, 0); + clks[IMX7D_CAN1_ROOT_CLK] = imx_clk_gate4("can1_root_clk", "can1_post_div", base + 0x4740, 0); + clks[IMX7D_CAN2_ROOT_CLK] = imx_clk_gate4("can2_root_clk", "can2_post_div", base + 0x4750, 0); + clks[IMX7D_I2C1_ROOT_CLK] = imx_clk_gate4("i2c1_root_clk", "i2c1_post_div", base + 0x4880, 0); + clks[IMX7D_I2C2_ROOT_CLK] = imx_clk_gate4("i2c2_root_clk", "i2c2_post_div", base + 0x4890, 0); + clks[IMX7D_I2C3_ROOT_CLK] = imx_clk_gate4("i2c3_root_clk", "i2c3_post_div", base + 0x48a0, 0); + clks[IMX7D_I2C4_ROOT_CLK] = imx_clk_gate4("i2c4_root_clk", "i2c4_post_div", base + 0x48b0, 0); + clks[IMX7D_UART1_ROOT_CLK] = imx_clk_gate4("uart1_root_clk", "uart1_post_div", base + 0x4940, 0); + clks[IMX7D_UART2_ROOT_CLK] = imx_clk_gate4("uart2_root_clk", "uart2_post_div", base + 0x4950, 0); + clks[IMX7D_UART3_ROOT_CLK] = imx_clk_gate4("uart3_root_clk", "uart3_post_div", base + 0x4960, 0); + clks[IMX7D_UART4_ROOT_CLK] = imx_clk_gate4("uart4_root_clk", "uart4_post_div", base + 0x4970, 0); + clks[IMX7D_UART5_ROOT_CLK] = imx_clk_gate4("uart5_root_clk", "uart5_post_div", base + 0x4980, 0); + clks[IMX7D_UART6_ROOT_CLK] = imx_clk_gate4("uart6_root_clk", "uart6_post_div", base + 0x4990, 0); + clks[IMX7D_UART7_ROOT_CLK] = imx_clk_gate4("uart7_root_clk", "uart7_post_div", base + 0x49a0, 0); + clks[IMX7D_ECSPI1_ROOT_CLK] = imx_clk_gate4("ecspi1_root_clk", "ecspi1_post_div", base + 0x4780, 0); + clks[IMX7D_ECSPI2_ROOT_CLK] = imx_clk_gate4("ecspi2_root_clk", "ecspi2_post_div", base + 0x4790, 0); + clks[IMX7D_ECSPI3_ROOT_CLK] = imx_clk_gate4("ecspi3_root_clk", "ecspi3_post_div", base + 0x47a0, 0); + clks[IMX7D_ECSPI4_ROOT_CLK] = imx_clk_gate4("ecspi4_root_clk", "ecspi4_post_div", base + 0x47b0, 0); + clks[IMX7D_PWM1_ROOT_CLK] = imx_clk_gate4("pwm1_root_clk", "pwm1_post_div", base + 0x4840, 0); + clks[IMX7D_PWM2_ROOT_CLK] = imx_clk_gate4("pwm2_root_clk", "pwm2_post_div", base + 0x4850, 0); + clks[IMX7D_PWM3_ROOT_CLK] = imx_clk_gate4("pwm3_root_clk", "pwm3_post_div", base + 0x4860, 0); + clks[IMX7D_PWM4_ROOT_CLK] = imx_clk_gate4("pwm4_root_clk", "pwm4_post_div", base + 0x4870, 0); + clks[IMX7D_FLEXTIMER1_ROOT_CLK] = imx_clk_gate4("flextimer1_root_clk", "flextimer1_post_div", base + 0x4800, 0); + clks[IMX7D_FLEXTIMER2_ROOT_CLK] = imx_clk_gate4("flextimer2_root_clk", "flextimer2_post_div", base + 0x4810, 0); + clks[IMX7D_SIM1_ROOT_CLK] = imx_clk_gate4("sim1_root_clk", "sim1_post_div", base + 0x4900, 0); + clks[IMX7D_SIM2_ROOT_CLK] = imx_clk_gate4("sim2_root_clk", "sim2_post_div", base + 0x4910, 0); + clks[IMX7D_GPT1_ROOT_CLK] = imx_clk_gate4("gpt1_root_clk", "gpt1_post_div", base + 0x47c0, 0); + clks[IMX7D_GPT2_ROOT_CLK] = imx_clk_gate4("gpt2_root_clk", "gpt2_post_div", base + 0x47d0, 0); + clks[IMX7D_GPT3_ROOT_CLK] = imx_clk_gate4("gpt3_root_clk", "gpt3_post_div", base + 0x47e0, 0); + clks[IMX7D_GPT4_ROOT_CLK] = imx_clk_gate4("gpt4_root_clk", "gpt4_post_div", base + 0x47f0, 0); + clks[IMX7D_TRACE_ROOT_CLK] = imx_clk_gate4("trace_root_clk", "trace_post_div", base + 0x4300, 0); + clks[IMX7D_WDOG1_ROOT_CLK] = imx_clk_gate4("wdog1_root_clk", "wdog_post_div", base + 0x49c0, 0); + clks[IMX7D_WDOG2_ROOT_CLK] = imx_clk_gate4("wdog2_root_clk", "wdog_post_div", base + 0x49d0, 0); + clks[IMX7D_WDOG3_ROOT_CLK] = imx_clk_gate4("wdog3_root_clk", "wdog_post_div", base + 0x49e0, 0); + clks[IMX7D_WDOG4_ROOT_CLK] = imx_clk_gate4("wdog4_root_clk", "wdog_post_div", base + 0x49f0, 0); + clks[IMX7D_CSI_MCLK_ROOT_CLK] = imx_clk_gate4("csi_mclk_root_clk", "csi_mclk_post_div", base + 0x4490, 0); + clks[IMX7D_AUDIO_MCLK_ROOT_CLK] = imx_clk_gate4("audio_mclk_root_clk", "audio_mclk_post_div", base + 0x4790, 0); + clks[IMX7D_WRCLK_ROOT_CLK] = imx_clk_gate4("wrclk_root_clk", "wrclk_post_div", base + 0x47a0, 0); + clks[IMX7D_ADC_ROOT_CLK] = imx_clk_gate4("adc_root_clk", "ipg_root_clk", base + 0x4200, 0); clks[IMX7D_GPT_3M_CLK] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8); @@ -846,28 +854,13 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clk_data.clk_num = ARRAY_SIZE(clks); of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); - /* TO BE FIXED LATER - * Enable all clock to bring up imx7, otherwise system will be halt and block - * the other part upstream Because imx7d clock design changed, clock framework - * need do a little modify. - * Dong Aisheng is working on this. After that, this part need be changed. - */ - for (i = 0; i < IMX7D_CLK_END; i++) - clk_prepare_enable(clks[i]); + for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) + clk_prepare_enable(clks[clks_init_on[i]]); /* use old gpt clk setting, gpt1 root clk must be twice as gpt counter freq */ clk_set_parent(clks[IMX7D_GPT1_ROOT_SRC], clks[IMX7D_OSC_24M_CLK]); - /* - * init enet clock source: - * AXI clock source is 250MHz - * Phy refrence clock is 25MHz - * 1588 time clock source is 100MHz - */ clk_set_parent(clks[IMX7D_ENET_AXI_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_250M_CLK]); - clk_set_parent(clks[IMX7D_ENET_PHY_REF_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_25M_CLK]); - clk_set_parent(clks[IMX7D_ENET1_TIME_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_100M_CLK]); - clk_set_parent(clks[IMX7D_ENET2_TIME_ROOT_SRC], clks[IMX7D_PLL_ENET_MAIN_100M_CLK]); /* set uart module clock's parent clock source that must be great then 80MHz */ clk_set_parent(clks[IMX7D_UART1_ROOT_SRC], clks[IMX7D_OSC_24M_CLK]); diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c index 4826b3c..19f9b62 100644 --- a/drivers/clk/imx/clk-pllv3.c +++ b/drivers/clk/imx/clk-pllv3.c @@ -29,8 +29,8 @@ * struct clk_pllv3 - IMX PLL clock version 3 * @clk_hw: clock source * @base: base address of PLL registers - * @powerup_set: set POWER bit to power up the PLL - * @powerdown: pll powerdown offset bit + * @power_bit: pll power bit mask + * @powerup_set: set power_bit to power up the PLL * @div_mask: mask of divider bits * @div_shift: shift of divider bits * @@ -40,8 +40,8 @@ struct clk_pllv3 { struct clk_hw hw; void __iomem *base; + u32 power_bit; bool powerup_set; - u32 powerdown; u32 div_mask; u32 div_shift; unsigned long ref_clock; @@ -52,7 +52,7 @@ struct clk_pllv3 { static int clk_pllv3_wait_lock(struct clk_pllv3 *pll) { unsigned long timeout = jiffies + msecs_to_jiffies(10); - u32 val = readl_relaxed(pll->base) & pll->powerdown; + u32 val = readl_relaxed(pll->base) & pll->power_bit; /* No need to wait for lock when pll is not powered up */ if ((pll->powerup_set && !val) || (!pll->powerup_set && val)) @@ -77,9 +77,9 @@ static int clk_pllv3_prepare(struct clk_hw *hw) val = readl_relaxed(pll->base); if (pll->powerup_set) - val |= BM_PLL_POWER; + val |= pll->power_bit; else - val &= ~BM_PLL_POWER; + val &= ~pll->power_bit; writel_relaxed(val, pll->base); return clk_pllv3_wait_lock(pll); @@ -92,9 +92,9 @@ static void clk_pllv3_unprepare(struct clk_hw *hw) val = readl_relaxed(pll->base); if (pll->powerup_set) - val &= ~BM_PLL_POWER; + val &= ~pll->power_bit; else - val |= BM_PLL_POWER; + val |= pll->power_bit; writel_relaxed(val, pll->base); } @@ -218,8 +218,12 @@ static unsigned long clk_pllv3_av_recalc_rate(struct clk_hw *hw, u32 mfn = readl_relaxed(pll->base + PLL_NUM_OFFSET); u32 mfd = readl_relaxed(pll->base + PLL_DENOM_OFFSET); u32 div = readl_relaxed(pll->base) & pll->div_mask; + u64 temp64 = (u64)parent_rate; - return (parent_rate * div) + ((parent_rate / mfd) * mfn); + temp64 *= mfn; + do_div(temp64, mfd); + + return (parent_rate * div) + (u32)temp64; } static long clk_pllv3_av_round_rate(struct clk_hw *hw, unsigned long rate, @@ -243,7 +247,7 @@ static long clk_pllv3_av_round_rate(struct clk_hw *hw, unsigned long rate, do_div(temp64, parent_rate); mfn = temp64; - return parent_rate * div + parent_rate / mfd * mfn; + return parent_rate * div + parent_rate * mfn / mfd; } static int clk_pllv3_av_set_rate(struct clk_hw *hw, unsigned long rate, @@ -312,7 +316,7 @@ struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name, if (!pll) return ERR_PTR(-ENOMEM); - pll->powerdown = BM_PLL_POWER; + pll->power_bit = BM_PLL_POWER; switch (type) { case IMX_PLLV3_SYS: @@ -328,7 +332,7 @@ struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name, ops = &clk_pllv3_av_ops; break; case IMX_PLLV3_ENET_IMX7: - pll->powerdown = IMX7_ENET_PLL_POWER; + pll->power_bit = IMX7_ENET_PLL_POWER; pll->ref_clock = 1000000000; ops = &clk_pllv3_enet_ops; break; diff --git a/drivers/clk/imx/clk-vf610.c b/drivers/clk/imx/clk-vf610.c index 3a1f244..0476353 100644 --- a/drivers/clk/imx/clk-vf610.c +++ b/drivers/clk/imx/clk-vf610.c @@ -315,12 +315,12 @@ static void __init vf610_clocks_init(struct device_node *ccm_node) clk[VF610_CLK_PIT] = imx_clk_gate2("pit", "ipg_bus", CCM_CCGR1, CCM_CCGRx_CGn(7)); - clk[VF610_CLK_UART0] = imx_clk_gate2("uart0", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(7)); - clk[VF610_CLK_UART1] = imx_clk_gate2("uart1", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(8)); - clk[VF610_CLK_UART2] = imx_clk_gate2("uart2", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(9)); - clk[VF610_CLK_UART3] = imx_clk_gate2("uart3", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(10)); - clk[VF610_CLK_UART4] = imx_clk_gate2("uart4", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(9)); - clk[VF610_CLK_UART5] = imx_clk_gate2("uart5", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(10)); + clk[VF610_CLK_UART0] = imx_clk_gate2_cgr("uart0", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(7), 0x2); + clk[VF610_CLK_UART1] = imx_clk_gate2_cgr("uart1", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(8), 0x2); + clk[VF610_CLK_UART2] = imx_clk_gate2_cgr("uart2", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(9), 0x2); + clk[VF610_CLK_UART3] = imx_clk_gate2_cgr("uart3", "ipg_bus", CCM_CCGR0, CCM_CCGRx_CGn(10), 0x2); + clk[VF610_CLK_UART4] = imx_clk_gate2_cgr("uart4", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(9), 0x2); + clk[VF610_CLK_UART5] = imx_clk_gate2_cgr("uart5", "ipg_bus", CCM_CCGR6, CCM_CCGRx_CGn(10), 0x2); clk[VF610_CLK_I2C0] = imx_clk_gate2("i2c0", "ipg_bus", CCM_CCGR4, CCM_CCGRx_CGn(6)); clk[VF610_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_bus", CCM_CCGR4, CCM_CCGRx_CGn(7)); diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index 508d0fa..a81c038 100644 --- a/drivers/clk/imx/clk.h +++ b/drivers/clk/imx/clk.h @@ -51,28 +51,6 @@ struct clk * imx_obtain_fixed_clock( struct clk *imx_clk_gate_exclusive(const char *name, const char *parent, void __iomem *reg, u8 shift, u32 exclusive_mask); -static inline struct clk *imx_clk_gate2(const char *name, const char *parent, - void __iomem *reg, u8 shift) -{ - return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, - shift, 0x3, 0, &imx_ccm_lock, NULL); -} - -static inline struct clk *imx_clk_gate2_shared(const char *name, - const char *parent, void __iomem *reg, u8 shift, - unsigned int *share_count) -{ - return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, - shift, 0x3, 0, &imx_ccm_lock, share_count); -} - -static inline struct clk *imx_clk_gate2_cgr(const char *name, const char *parent, - void __iomem *reg, u8 shift, u8 cgr_val) -{ - return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, - shift, cgr_val, 0, &imx_ccm_lock, NULL); -} - struct clk *imx_clk_pfd(const char *name, const char *parent_name, void __iomem *reg, u8 idx); @@ -97,6 +75,13 @@ static inline struct clk *imx_clk_fixed(const char *name, int rate) return clk_register_fixed_rate(NULL, name, NULL, 0, rate); } +static inline struct clk *imx_clk_fixed_factor(const char *name, + const char *parent, unsigned int mult, unsigned int div) +{ + return clk_register_fixed_factor(NULL, name, parent, + CLK_SET_RATE_PARENT, mult, div); +} + static inline struct clk *imx_clk_divider(const char *name, const char *parent, void __iomem *reg, u8 shift, u8 width) { @@ -112,6 +97,14 @@ static inline struct clk *imx_clk_divider_flags(const char *name, reg, shift, width, 0, &imx_ccm_lock); } +static inline struct clk *imx_clk_divider2(const char *name, const char *parent, + void __iomem *reg, u8 shift, u8 width) +{ + return clk_register_divider(NULL, name, parent, + CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE, + reg, shift, width, 0, &imx_ccm_lock); +} + static inline struct clk *imx_clk_gate(const char *name, const char *parent, void __iomem *reg, u8 shift) { @@ -126,6 +119,44 @@ static inline struct clk *imx_clk_gate_dis(const char *name, const char *parent, shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock); } +static inline struct clk *imx_clk_gate2(const char *name, const char *parent, + void __iomem *reg, u8 shift) +{ + return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, + shift, 0x3, 0, &imx_ccm_lock, NULL); +} + +static inline struct clk *imx_clk_gate2_shared(const char *name, + const char *parent, void __iomem *reg, u8 shift, + unsigned int *share_count) +{ + return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, + shift, 0x3, 0, &imx_ccm_lock, share_count); +} + +static inline struct clk *imx_clk_gate2_cgr(const char *name, + const char *parent, void __iomem *reg, u8 shift, u8 cgr_val) +{ + return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg, + shift, cgr_val, 0, &imx_ccm_lock, NULL); +} + +static inline struct clk *imx_clk_gate3(const char *name, const char *parent, + void __iomem *reg, u8 shift) +{ + return clk_register_gate(NULL, name, parent, + CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE, + reg, shift, 0, &imx_ccm_lock); +} + +static inline struct clk *imx_clk_gate4(const char *name, const char *parent, + void __iomem *reg, u8 shift) +{ + return clk_register_gate2(NULL, name, parent, + CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE, + reg, shift, 0x3, 0, &imx_ccm_lock, NULL); +} + static inline struct clk *imx_clk_mux(const char *name, void __iomem *reg, u8 shift, u8 width, const char **parents, int num_parents) { @@ -134,6 +165,14 @@ static inline struct clk *imx_clk_mux(const char *name, void __iomem *reg, width, 0, &imx_ccm_lock); } +static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg, + u8 shift, u8 width, const char **parents, int num_parents) +{ + return clk_register_mux(NULL, name, parents, num_parents, + CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE, + reg, shift, width, 0, &imx_ccm_lock); +} + static inline struct clk *imx_clk_mux_flags(const char *name, void __iomem *reg, u8 shift, u8 width, const char **parents, int num_parents, unsigned long flags) @@ -143,13 +182,6 @@ static inline struct clk *imx_clk_mux_flags(const char *name, &imx_ccm_lock); } -static inline struct clk *imx_clk_fixed_factor(const char *name, - const char *parent, unsigned int mult, unsigned int div) -{ - return clk_register_fixed_factor(NULL, name, parent, - CLK_SET_RATE_PARENT, mult, div); -} - struct clk *imx_clk_cpu(const char *name, const char *parent_name, struct clk *div, struct clk *mux, struct clk *pll, struct clk *step); diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig new file mode 100644 index 0000000..19480bc --- /dev/null +++ b/drivers/clk/meson/Kconfig @@ -0,0 +1,19 @@ +config COMMON_CLK_AMLOGIC + bool + depends on OF + depends on ARCH_MESON || COMPILE_TEST + +config COMMON_CLK_MESON8B + bool + depends on COMMON_CLK_AMLOGIC + help + Support for the clock controller on AmLogic S805 devices, aka + meson8b. Say Y if you want peripherals and CPU frequency scaling to + work. + +config COMMON_CLK_GXBB + bool + depends on COMMON_CLK_AMLOGIC + help + Support for the clock controller on AmLogic S905 devices, aka gxbb. + Say Y if you want peripherals and CPU frequency scaling to work. diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile index 6d45531..197e401 100644 --- a/drivers/clk/meson/Makefile +++ b/drivers/clk/meson/Makefile @@ -2,5 +2,6 @@ # Makefile for Meson specific clk # -obj-y += clkc.o clk-pll.o clk-cpu.o -obj-y += meson8b-clkc.o +obj-$(CONFIG_COMMON_CLK_AMLOGIC) += clk-pll.o clk-cpu.o clk-mpll.o +obj-$(CONFIG_COMMON_CLK_MESON8B) += meson8b-clkc.o +obj-$(CONFIG_COMMON_CLK_GXBB) += gxbb.o diff --git a/drivers/clk/meson/clk-cpu.c b/drivers/clk/meson/clk-cpu.c index f7c30ea..f8b2b7e 100644 --- a/drivers/clk/meson/clk-cpu.c +++ b/drivers/clk/meson/clk-cpu.c @@ -51,13 +51,6 @@ #include "clkc.h" -struct meson_clk_cpu { - struct notifier_block clk_nb; - const struct clk_div_table *div_table; - struct clk_hw hw; - void __iomem *base; - u16 reg_off; -}; #define to_meson_clk_cpu_hw(_hw) container_of(_hw, struct meson_clk_cpu, hw) #define to_meson_clk_cpu_nb(_nb) container_of(_nb, struct meson_clk_cpu, clk_nb) @@ -119,6 +112,7 @@ static unsigned long meson_clk_cpu_recalc_rate(struct clk_hw *hw, return parent_rate / div; } +/* FIXME MUX1 & MUX2 should be struct clk_hw objects */ static int meson_clk_cpu_pre_rate_change(struct meson_clk_cpu *clk_cpu, struct clk_notifier_data *ndata) { @@ -140,6 +134,7 @@ static int meson_clk_cpu_pre_rate_change(struct meson_clk_cpu *clk_cpu, return 0; } +/* FIXME MUX1 & MUX2 should be struct clk_hw objects */ static int meson_clk_cpu_post_rate_change(struct meson_clk_cpu *clk_cpu, struct clk_notifier_data *ndata) { @@ -161,7 +156,7 @@ static int meson_clk_cpu_post_rate_change(struct meson_clk_cpu *clk_cpu, * PLL clock is to be changed. We use the xtal input as temporary parent * while the PLL frequency is stabilized. */ -static int meson_clk_cpu_notifier_cb(struct notifier_block *nb, +int meson_clk_cpu_notifier_cb(struct notifier_block *nb, unsigned long event, void *data) { struct clk_notifier_data *ndata = data; @@ -176,68 +171,8 @@ static int meson_clk_cpu_notifier_cb(struct notifier_block *nb, return notifier_from_errno(ret); } -static const struct clk_ops meson_clk_cpu_ops = { +const struct clk_ops meson_clk_cpu_ops = { .recalc_rate = meson_clk_cpu_recalc_rate, .round_rate = meson_clk_cpu_round_rate, .set_rate = meson_clk_cpu_set_rate, }; - -struct clk *meson_clk_register_cpu(const struct clk_conf *clk_conf, - void __iomem *reg_base, - spinlock_t *lock) -{ - struct clk *clk; - struct clk *pclk; - struct meson_clk_cpu *clk_cpu; - struct clk_init_data init; - int ret; - - clk_cpu = kzalloc(sizeof(*clk_cpu), GFP_KERNEL); - if (!clk_cpu) - return ERR_PTR(-ENOMEM); - - clk_cpu->base = reg_base; - clk_cpu->reg_off = clk_conf->reg_off; - clk_cpu->div_table = clk_conf->conf.div_table; - clk_cpu->clk_nb.notifier_call = meson_clk_cpu_notifier_cb; - - init.name = clk_conf->clk_name; - init.ops = &meson_clk_cpu_ops; - init.flags = clk_conf->flags | CLK_GET_RATE_NOCACHE; - init.flags |= CLK_SET_RATE_PARENT; - init.parent_names = clk_conf->clks_parent; - init.num_parents = 1; - - clk_cpu->hw.init = &init; - - pclk = __clk_lookup(clk_conf->clks_parent[0]); - if (!pclk) { - pr_err("%s: could not lookup parent clock %s\n", - __func__, clk_conf->clks_parent[0]); - ret = -EINVAL; - goto free_clk; - } - - ret = clk_notifier_register(pclk, &clk_cpu->clk_nb); - if (ret) { - pr_err("%s: failed to register clock notifier for %s\n", - __func__, clk_conf->clk_name); - goto free_clk; - } - - clk = clk_register(NULL, &clk_cpu->hw); - if (IS_ERR(clk)) { - ret = PTR_ERR(clk); - goto unregister_clk_nb; - } - - return clk; - -unregister_clk_nb: - clk_notifier_unregister(pclk, &clk_cpu->clk_nb); -free_clk: - kfree(clk_cpu); - - return ERR_PTR(ret); -} - diff --git a/drivers/clk/meson/clk-mpll.c b/drivers/clk/meson/clk-mpll.c new file mode 100644 index 0000000..03af790 --- /dev/null +++ b/drivers/clk/meson/clk-mpll.c @@ -0,0 +1,94 @@ +/* + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright (c) 2016 AmLogic, Inc. + * Author: Michael Turquette <mturquette@baylibre.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * The full GNU General Public License is included in this distribution + * in the file called COPYING + * + * BSD LICENSE + * + * Copyright (c) 2016 AmLogic, Inc. + * Author: Michael Turquette <mturquette@baylibre.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * MultiPhase Locked Loops are outputs from a PLL with additional frequency + * scaling capabilities. MPLL rates are calculated as: + * + * f(N2_integer, SDM_IN ) = 2.0G/(N2_integer + SDM_IN/16384) + */ + +#include <linux/clk-provider.h> +#include "clkc.h" + +#define SDM_MAX 16384 + +#define to_meson_clk_mpll(_hw) container_of(_hw, struct meson_clk_mpll, hw) + +static unsigned long mpll_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct meson_clk_mpll *mpll = to_meson_clk_mpll(hw); + struct parm *p; + unsigned long rate = 0; + unsigned long reg, sdm, n2; + + p = &mpll->sdm; + reg = readl(mpll->base + p->reg_off); + sdm = PARM_GET(p->width, p->shift, reg); + + p = &mpll->n2; + reg = readl(mpll->base + p->reg_off); + n2 = PARM_GET(p->width, p->shift, reg); + + rate = (parent_rate * SDM_MAX) / ((SDM_MAX * n2) + sdm); + + return rate; +} + +const struct clk_ops meson_clk_mpll_ro_ops = { + .recalc_rate = mpll_recalc_rate, +}; diff --git a/drivers/clk/meson/clk-pll.c b/drivers/clk/meson/clk-pll.c index 664edf0..4adc1e8 100644 --- a/drivers/clk/meson/clk-pll.c +++ b/drivers/clk/meson/clk-pll.c @@ -44,13 +44,6 @@ #define MESON_PLL_RESET BIT(29) #define MESON_PLL_LOCK BIT(31) -struct meson_clk_pll { - struct clk_hw hw; - void __iomem *base; - struct pll_conf *conf; - unsigned int rate_count; - spinlock_t *lock; -}; #define to_meson_clk_pll(_hw) container_of(_hw, struct meson_clk_pll, hw) static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw, @@ -60,22 +53,36 @@ static unsigned long meson_clk_pll_recalc_rate(struct clk_hw *hw, struct parm *p; unsigned long parent_rate_mhz = parent_rate / 1000000; unsigned long rate_mhz; - u16 n, m, od; + u16 n, m, frac = 0, od, od2 = 0; u32 reg; - p = &pll->conf->n; + p = &pll->n; reg = readl(pll->base + p->reg_off); n = PARM_GET(p->width, p->shift, reg); - p = &pll->conf->m; + p = &pll->m; reg = readl(pll->base + p->reg_off); m = PARM_GET(p->width, p->shift, reg); - p = &pll->conf->od; + p = &pll->od; reg = readl(pll->base + p->reg_off); od = PARM_GET(p->width, p->shift, reg); - rate_mhz = (parent_rate_mhz * m / n) >> od; + p = &pll->od2; + if (p->width) { + reg = readl(pll->base + p->reg_off); + od2 = PARM_GET(p->width, p->shift, reg); + } + + p = &pll->frac; + if (p->width) { + reg = readl(pll->base + p->reg_off); + frac = PARM_GET(p->width, p->shift, reg); + rate_mhz = (parent_rate_mhz * m + \ + (parent_rate_mhz * frac >> 12)) * 2 / n; + rate_mhz = rate_mhz >> od >> od2; + } else + rate_mhz = (parent_rate_mhz * m / n) >> od >> od2; return rate_mhz * 1000000; } @@ -84,7 +91,7 @@ static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate) { struct meson_clk_pll *pll = to_meson_clk_pll(hw); - const struct pll_rate_table *rate_table = pll->conf->rate_table; + const struct pll_rate_table *rate_table = pll->rate_table; int i; for (i = 0; i < pll->rate_count; i++) { @@ -99,7 +106,7 @@ static long meson_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate, static const struct pll_rate_table *meson_clk_get_pll_settings(struct meson_clk_pll *pll, unsigned long rate) { - const struct pll_rate_table *rate_table = pll->conf->rate_table; + const struct pll_rate_table *rate_table = pll->rate_table; int i; for (i = 0; i < pll->rate_count; i++) { @@ -145,24 +152,38 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, return -EINVAL; /* PLL reset */ - p = &pll->conf->n; + p = &pll->n; reg = readl(pll->base + p->reg_off); writel(reg | MESON_PLL_RESET, pll->base + p->reg_off); reg = PARM_SET(p->width, p->shift, reg, rate_set->n); writel(reg, pll->base + p->reg_off); - p = &pll->conf->m; + p = &pll->m; reg = readl(pll->base + p->reg_off); reg = PARM_SET(p->width, p->shift, reg, rate_set->m); writel(reg, pll->base + p->reg_off); - p = &pll->conf->od; + p = &pll->od; reg = readl(pll->base + p->reg_off); reg = PARM_SET(p->width, p->shift, reg, rate_set->od); writel(reg, pll->base + p->reg_off); - p = &pll->conf->n; + p = &pll->od2; + if (p->width) { + reg = readl(pll->base + p->reg_off); + reg = PARM_SET(p->width, p->shift, reg, rate_set->od2); + writel(reg, pll->base + p->reg_off); + } + + p = &pll->frac; + if (p->width) { + reg = readl(pll->base + p->reg_off); + reg = PARM_SET(p->width, p->shift, reg, rate_set->frac); + writel(reg, pll->base + p->reg_off); + } + + p = &pll->n; ret = meson_clk_pll_wait_lock(pll, p); if (ret) { pr_warn("%s: pll did not lock, trying to restore old rate %lu\n", @@ -173,55 +194,12 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, return ret; } -static const struct clk_ops meson_clk_pll_ops = { +const struct clk_ops meson_clk_pll_ops = { .recalc_rate = meson_clk_pll_recalc_rate, .round_rate = meson_clk_pll_round_rate, .set_rate = meson_clk_pll_set_rate, }; -static const struct clk_ops meson_clk_pll_ro_ops = { +const struct clk_ops meson_clk_pll_ro_ops = { .recalc_rate = meson_clk_pll_recalc_rate, }; - -struct clk *meson_clk_register_pll(const struct clk_conf *clk_conf, - void __iomem *reg_base, - spinlock_t *lock) -{ - struct clk *clk; - struct meson_clk_pll *clk_pll; - struct clk_init_data init; - - clk_pll = kzalloc(sizeof(*clk_pll), GFP_KERNEL); - if (!clk_pll) - return ERR_PTR(-ENOMEM); - - clk_pll->base = reg_base + clk_conf->reg_off; - clk_pll->lock = lock; - clk_pll->conf = clk_conf->conf.pll; - - init.name = clk_conf->clk_name; - init.flags = clk_conf->flags | CLK_GET_RATE_NOCACHE; - - init.parent_names = &clk_conf->clks_parent[0]; - init.num_parents = 1; - init.ops = &meson_clk_pll_ro_ops; - - /* If no rate_table is specified we assume the PLL is read-only */ - if (clk_pll->conf->rate_table) { - int len; - - for (len = 0; clk_pll->conf->rate_table[len].rate != 0; ) - len++; - - clk_pll->rate_count = len; - init.ops = &meson_clk_pll_ops; - } - - clk_pll->hw.init = &init; - - clk = clk_register(NULL, &clk_pll->hw); - if (IS_ERR(clk)) - kfree(clk_pll); - - return clk; -} diff --git a/drivers/clk/meson/clkc.c b/drivers/clk/meson/clkc.c deleted file mode 100644 index d920d41..0000000 --- a/drivers/clk/meson/clkc.c +++ /dev/null @@ -1,249 +0,0 @@ -/* - * Copyright (c) 2015 Endless Mobile, Inc. - * Author: Carlo Caione <carlo@endlessm.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <linux/clk-provider.h> -#include <linux/mfd/syscon.h> -#include <linux/slab.h> - -#include "clkc.h" - -static DEFINE_SPINLOCK(clk_lock); - -static struct clk **clks; -static struct clk_onecell_data clk_data; - -struct clk ** __init meson_clk_init(struct device_node *np, - unsigned long nr_clks) -{ - clks = kcalloc(nr_clks, sizeof(*clks), GFP_KERNEL); - if (!clks) - return ERR_PTR(-ENOMEM); - - clk_data.clks = clks; - clk_data.clk_num = nr_clks; - of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); - - return clks; -} - -static void meson_clk_add_lookup(struct clk *clk, unsigned int id) -{ - if (clks && id) - clks[id] = clk; -} - -static struct clk * __init -meson_clk_register_composite(const struct clk_conf *clk_conf, - void __iomem *clk_base) -{ - struct clk *clk; - struct clk_mux *mux = NULL; - struct clk_divider *div = NULL; - struct clk_gate *gate = NULL; - const struct clk_ops *mux_ops = NULL; - const struct composite_conf *composite_conf; - - composite_conf = clk_conf->conf.composite; - - if (clk_conf->num_parents > 1) { - mux = kzalloc(sizeof(*mux), GFP_KERNEL); - if (!mux) - return ERR_PTR(-ENOMEM); - - mux->reg = clk_base + clk_conf->reg_off - + composite_conf->mux_parm.reg_off; - mux->shift = composite_conf->mux_parm.shift; - mux->mask = BIT(composite_conf->mux_parm.width) - 1; - mux->flags = composite_conf->mux_flags; - mux->lock = &clk_lock; - mux->table = composite_conf->mux_table; - mux_ops = (composite_conf->mux_flags & CLK_MUX_READ_ONLY) ? - &clk_mux_ro_ops : &clk_mux_ops; - } - - if (MESON_PARM_APPLICABLE(&composite_conf->div_parm)) { - div = kzalloc(sizeof(*div), GFP_KERNEL); - if (!div) { - clk = ERR_PTR(-ENOMEM); - goto error; - } - - div->reg = clk_base + clk_conf->reg_off - + composite_conf->div_parm.reg_off; - div->shift = composite_conf->div_parm.shift; - div->width = composite_conf->div_parm.width; - div->lock = &clk_lock; - div->flags = composite_conf->div_flags; - div->table = composite_conf->div_table; - } - - if (MESON_PARM_APPLICABLE(&composite_conf->gate_parm)) { - gate = kzalloc(sizeof(*gate), GFP_KERNEL); - if (!gate) { - clk = ERR_PTR(-ENOMEM); - goto error; - } - - gate->reg = clk_base + clk_conf->reg_off - + composite_conf->div_parm.reg_off; - gate->bit_idx = composite_conf->gate_parm.shift; - gate->flags = composite_conf->gate_flags; - gate->lock = &clk_lock; - } - - clk = clk_register_composite(NULL, clk_conf->clk_name, - clk_conf->clks_parent, - clk_conf->num_parents, - mux ? &mux->hw : NULL, mux_ops, - div ? &div->hw : NULL, &clk_divider_ops, - gate ? &gate->hw : NULL, &clk_gate_ops, - clk_conf->flags); - if (IS_ERR(clk)) - goto error; - - return clk; - -error: - kfree(gate); - kfree(div); - kfree(mux); - - return clk; -} - -static struct clk * __init -meson_clk_register_fixed_factor(const struct clk_conf *clk_conf, - void __iomem *clk_base) -{ - struct clk *clk; - const struct fixed_fact_conf *fixed_fact_conf; - const struct parm *p; - unsigned int mult, div; - u32 reg; - - fixed_fact_conf = &clk_conf->conf.fixed_fact; - - mult = clk_conf->conf.fixed_fact.mult; - div = clk_conf->conf.fixed_fact.div; - - if (!mult) { - mult = 1; - p = &fixed_fact_conf->mult_parm; - if (MESON_PARM_APPLICABLE(p)) { - reg = readl(clk_base + clk_conf->reg_off + p->reg_off); - mult = PARM_GET(p->width, p->shift, reg); - } - } - - if (!div) { - div = 1; - p = &fixed_fact_conf->div_parm; - if (MESON_PARM_APPLICABLE(p)) { - reg = readl(clk_base + clk_conf->reg_off + p->reg_off); - mult = PARM_GET(p->width, p->shift, reg); - } - } - - clk = clk_register_fixed_factor(NULL, - clk_conf->clk_name, - clk_conf->clks_parent[0], - clk_conf->flags, - mult, div); - - return clk; -} - -static struct clk * __init -meson_clk_register_fixed_rate(const struct clk_conf *clk_conf, - void __iomem *clk_base) -{ - struct clk *clk; - const struct fixed_rate_conf *fixed_rate_conf; - const struct parm *r; - unsigned long rate; - u32 reg; - - fixed_rate_conf = &clk_conf->conf.fixed_rate; - rate = fixed_rate_conf->rate; - - if (!rate) { - r = &fixed_rate_conf->rate_parm; - reg = readl(clk_base + clk_conf->reg_off + r->reg_off); - rate = PARM_GET(r->width, r->shift, reg); - } - - rate *= 1000000; - - clk = clk_register_fixed_rate(NULL, - clk_conf->clk_name, - clk_conf->num_parents - ? clk_conf->clks_parent[0] : NULL, - clk_conf->flags, rate); - - return clk; -} - -void __init meson_clk_register_clks(const struct clk_conf *clk_confs, - unsigned int nr_confs, - void __iomem *clk_base) -{ - unsigned int i; - struct clk *clk = NULL; - - for (i = 0; i < nr_confs; i++) { - const struct clk_conf *clk_conf = &clk_confs[i]; - - switch (clk_conf->clk_type) { - case CLK_FIXED_RATE: - clk = meson_clk_register_fixed_rate(clk_conf, - clk_base); - break; - case CLK_FIXED_FACTOR: - clk = meson_clk_register_fixed_factor(clk_conf, - clk_base); - break; - case CLK_COMPOSITE: - clk = meson_clk_register_composite(clk_conf, - clk_base); - break; - case CLK_CPU: - clk = meson_clk_register_cpu(clk_conf, clk_base, - &clk_lock); - break; - case CLK_PLL: - clk = meson_clk_register_pll(clk_conf, clk_base, - &clk_lock); - break; - default: - clk = NULL; - } - - if (!clk) { - pr_err("%s: unknown clock type %d\n", __func__, - clk_conf->clk_type); - continue; - } - - if (IS_ERR(clk)) { - pr_warn("%s: Unable to create %s clock\n", __func__, - clk_conf->clk_name); - continue; - } - - meson_clk_add_lookup(clk, clk_conf->clk_id); - } -} diff --git a/drivers/clk/meson/clkc.h b/drivers/clk/meson/clkc.h index 609ae92..53326c3 100644 --- a/drivers/clk/meson/clkc.h +++ b/drivers/clk/meson/clkc.h @@ -34,19 +34,16 @@ struct parm { u8 shift; u8 width; }; -#define PARM(_r, _s, _w) \ - { \ - .reg_off = (_r), \ - .shift = (_s), \ - .width = (_w), \ - } \ struct pll_rate_table { unsigned long rate; u16 m; u16 n; u16 od; + u16 od2; + u16 frac; }; + #define PLL_RATE(_r, _m, _n, _od) \ { \ .rate = (_r), \ @@ -55,133 +52,69 @@ struct pll_rate_table { .od = (_od), \ } \ -struct pll_conf { - const struct pll_rate_table *rate_table; - struct parm m; - struct parm n; - struct parm od; -}; +#define PLL_FRAC_RATE(_r, _m, _n, _od, _od2, _frac) \ + { \ + .rate = (_r), \ + .m = (_m), \ + .n = (_n), \ + .od = (_od), \ + .od2 = (_od2), \ + .frac = (_frac), \ + } \ -struct fixed_fact_conf { - unsigned int div; - unsigned int mult; - struct parm div_parm; - struct parm mult_parm; +struct meson_clk_pll { + struct clk_hw hw; + void __iomem *base; + struct parm m; + struct parm n; + struct parm frac; + struct parm od; + struct parm od2; + const struct pll_rate_table *rate_table; + unsigned int rate_count; + spinlock_t *lock; }; -struct fixed_rate_conf { - unsigned long rate; - struct parm rate_parm; -}; +#define to_meson_clk_pll(_hw) container_of(_hw, struct meson_clk_pll, hw) -struct composite_conf { - struct parm mux_parm; - struct parm div_parm; - struct parm gate_parm; - struct clk_div_table *div_table; - u32 *mux_table; - u8 mux_flags; - u8 div_flags; - u8 gate_flags; +struct meson_clk_cpu { + struct clk_hw hw; + void __iomem *base; + u16 reg_off; + struct notifier_block clk_nb; + const struct clk_div_table *div_table; }; -#define PNAME(x) static const char *x[] +int meson_clk_cpu_notifier_cb(struct notifier_block *nb, unsigned long event, + void *data); -enum clk_type { - CLK_FIXED_FACTOR, - CLK_FIXED_RATE, - CLK_COMPOSITE, - CLK_CPU, - CLK_PLL, +struct meson_clk_mpll { + struct clk_hw hw; + void __iomem *base; + struct parm sdm; + struct parm n2; + /* FIXME ssen gate control? */ + spinlock_t *lock; }; -struct clk_conf { - u16 reg_off; - enum clk_type clk_type; - unsigned int clk_id; - const char *clk_name; - const char **clks_parent; - int num_parents; - unsigned long flags; - union { - struct fixed_fact_conf fixed_fact; - struct fixed_rate_conf fixed_rate; - const struct composite_conf *composite; - struct pll_conf *pll; - const struct clk_div_table *div_table; - } conf; +#define MESON_GATE(_name, _reg, _bit) \ +struct clk_gate gxbb_##_name = { \ + .reg = (void __iomem *) _reg, \ + .bit_idx = (_bit), \ + .lock = &clk_lock, \ + .hw.init = &(struct clk_init_data) { \ + .name = #_name, \ + .ops = &clk_gate_ops, \ + .parent_names = (const char *[]){ "clk81" }, \ + .num_parents = 1, \ + .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), \ + }, \ }; -#define FIXED_RATE_P(_ro, _ci, _cn, _f, _c) \ - { \ - .reg_off = (_ro), \ - .clk_type = CLK_FIXED_RATE, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .flags = (_f), \ - .conf.fixed_rate.rate_parm = _c, \ - } \ - -#define FIXED_RATE(_ci, _cn, _f, _r) \ - { \ - .clk_type = CLK_FIXED_RATE, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .flags = (_f), \ - .conf.fixed_rate.rate = (_r), \ - } \ - -#define PLL(_ro, _ci, _cn, _cp, _f, _c) \ - { \ - .reg_off = (_ro), \ - .clk_type = CLK_PLL, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .clks_parent = (_cp), \ - .num_parents = ARRAY_SIZE(_cp), \ - .flags = (_f), \ - .conf.pll = (_c), \ - } \ - -#define FIXED_FACTOR_DIV(_ci, _cn, _cp, _f, _d) \ - { \ - .clk_type = CLK_FIXED_FACTOR, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .clks_parent = (_cp), \ - .num_parents = ARRAY_SIZE(_cp), \ - .conf.fixed_fact.div = (_d), \ - } \ - -#define CPU(_ro, _ci, _cn, _cp, _dt) \ - { \ - .reg_off = (_ro), \ - .clk_type = CLK_CPU, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .clks_parent = (_cp), \ - .num_parents = ARRAY_SIZE(_cp), \ - .conf.div_table = (_dt), \ - } \ - -#define COMPOSITE(_ro, _ci, _cn, _cp, _f, _c) \ - { \ - .reg_off = (_ro), \ - .clk_type = CLK_COMPOSITE, \ - .clk_id = (_ci), \ - .clk_name = (_cn), \ - .clks_parent = (_cp), \ - .num_parents = ARRAY_SIZE(_cp), \ - .flags = (_f), \ - .conf.composite = (_c), \ - } \ - -struct clk **meson_clk_init(struct device_node *np, unsigned long nr_clks); -void meson_clk_register_clks(const struct clk_conf *clk_confs, - unsigned int nr_confs, void __iomem *clk_base); -struct clk *meson_clk_register_cpu(const struct clk_conf *clk_conf, - void __iomem *reg_base, spinlock_t *lock); -struct clk *meson_clk_register_pll(const struct clk_conf *clk_conf, - void __iomem *reg_base, spinlock_t *lock); +/* clk_ops */ +extern const struct clk_ops meson_clk_pll_ro_ops; +extern const struct clk_ops meson_clk_pll_ops; +extern const struct clk_ops meson_clk_cpu_ops; +extern const struct clk_ops meson_clk_mpll_ro_ops; #endif /* __CLKC_H */ diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c new file mode 100644 index 0000000..a4c6684b --- /dev/null +++ b/drivers/clk/meson/gxbb.c @@ -0,0 +1,944 @@ +/* + * AmLogic S905 / GXBB Clock Controller Driver + * + * Copyright (c) 2016 AmLogic, Inc. + * Michael Turquette <mturquette@baylibre.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/of_address.h> +#include <linux/platform_device.h> +#include <linux/init.h> + +#include "clkc.h" +#include "gxbb.h" + +static DEFINE_SPINLOCK(clk_lock); + +static const struct pll_rate_table sys_pll_rate_table[] = { + PLL_RATE(24000000, 56, 1, 2), + PLL_RATE(48000000, 64, 1, 2), + PLL_RATE(72000000, 72, 1, 2), + PLL_RATE(96000000, 64, 1, 2), + PLL_RATE(120000000, 80, 1, 2), + PLL_RATE(144000000, 96, 1, 2), + PLL_RATE(168000000, 56, 1, 1), + PLL_RATE(192000000, 64, 1, 1), + PLL_RATE(216000000, 72, 1, 1), + PLL_RATE(240000000, 80, 1, 1), + PLL_RATE(264000000, 88, 1, 1), + PLL_RATE(288000000, 96, 1, 1), + PLL_RATE(312000000, 52, 1, 2), + PLL_RATE(336000000, 56, 1, 2), + PLL_RATE(360000000, 60, 1, 2), + PLL_RATE(384000000, 64, 1, 2), + PLL_RATE(408000000, 68, 1, 2), + PLL_RATE(432000000, 72, 1, 2), + PLL_RATE(456000000, 76, 1, 2), + PLL_RATE(480000000, 80, 1, 2), + PLL_RATE(504000000, 84, 1, 2), + PLL_RATE(528000000, 88, 1, 2), + PLL_RATE(552000000, 92, 1, 2), + PLL_RATE(576000000, 96, 1, 2), + PLL_RATE(600000000, 50, 1, 1), + PLL_RATE(624000000, 52, 1, 1), + PLL_RATE(648000000, 54, 1, 1), + PLL_RATE(672000000, 56, 1, 1), + PLL_RATE(696000000, 58, 1, 1), + PLL_RATE(720000000, 60, 1, 1), + PLL_RATE(744000000, 62, 1, 1), + PLL_RATE(768000000, 64, 1, 1), + PLL_RATE(792000000, 66, 1, 1), + PLL_RATE(816000000, 68, 1, 1), + PLL_RATE(840000000, 70, 1, 1), + PLL_RATE(864000000, 72, 1, 1), + PLL_RATE(888000000, 74, 1, 1), + PLL_RATE(912000000, 76, 1, 1), + PLL_RATE(936000000, 78, 1, 1), + PLL_RATE(960000000, 80, 1, 1), + PLL_RATE(984000000, 82, 1, 1), + PLL_RATE(1008000000, 84, 1, 1), + PLL_RATE(1032000000, 86, 1, 1), + PLL_RATE(1056000000, 88, 1, 1), + PLL_RATE(1080000000, 90, 1, 1), + PLL_RATE(1104000000, 92, 1, 1), + PLL_RATE(1128000000, 94, 1, 1), + PLL_RATE(1152000000, 96, 1, 1), + PLL_RATE(1176000000, 98, 1, 1), + PLL_RATE(1200000000, 50, 1, 0), + PLL_RATE(1224000000, 51, 1, 0), + PLL_RATE(1248000000, 52, 1, 0), + PLL_RATE(1272000000, 53, 1, 0), + PLL_RATE(1296000000, 54, 1, 0), + PLL_RATE(1320000000, 55, 1, 0), + PLL_RATE(1344000000, 56, 1, 0), + PLL_RATE(1368000000, 57, 1, 0), + PLL_RATE(1392000000, 58, 1, 0), + PLL_RATE(1416000000, 59, 1, 0), + PLL_RATE(1440000000, 60, 1, 0), + PLL_RATE(1464000000, 61, 1, 0), + PLL_RATE(1488000000, 62, 1, 0), + PLL_RATE(1512000000, 63, 1, 0), + PLL_RATE(1536000000, 64, 1, 0), + PLL_RATE(1560000000, 65, 1, 0), + PLL_RATE(1584000000, 66, 1, 0), + PLL_RATE(1608000000, 67, 1, 0), + PLL_RATE(1632000000, 68, 1, 0), + PLL_RATE(1656000000, 68, 1, 0), + PLL_RATE(1680000000, 68, 1, 0), + PLL_RATE(1704000000, 68, 1, 0), + PLL_RATE(1728000000, 69, 1, 0), + PLL_RATE(1752000000, 69, 1, 0), + PLL_RATE(1776000000, 69, 1, 0), + PLL_RATE(1800000000, 69, 1, 0), + PLL_RATE(1824000000, 70, 1, 0), + PLL_RATE(1848000000, 70, 1, 0), + PLL_RATE(1872000000, 70, 1, 0), + PLL_RATE(1896000000, 70, 1, 0), + PLL_RATE(1920000000, 71, 1, 0), + PLL_RATE(1944000000, 71, 1, 0), + PLL_RATE(1968000000, 71, 1, 0), + PLL_RATE(1992000000, 71, 1, 0), + PLL_RATE(2016000000, 72, 1, 0), + PLL_RATE(2040000000, 72, 1, 0), + PLL_RATE(2064000000, 72, 1, 0), + PLL_RATE(2088000000, 72, 1, 0), + PLL_RATE(2112000000, 73, 1, 0), + { /* sentinel */ }, +}; + +static const struct pll_rate_table gp0_pll_rate_table[] = { + PLL_RATE(96000000, 32, 1, 3), + PLL_RATE(99000000, 33, 1, 3), + PLL_RATE(102000000, 34, 1, 3), + PLL_RATE(105000000, 35, 1, 3), + PLL_RATE(108000000, 36, 1, 3), + PLL_RATE(111000000, 37, 1, 3), + PLL_RATE(114000000, 38, 1, 3), + PLL_RATE(117000000, 39, 1, 3), + PLL_RATE(120000000, 40, 1, 3), + PLL_RATE(123000000, 41, 1, 3), + PLL_RATE(126000000, 42, 1, 3), + PLL_RATE(129000000, 43, 1, 3), + PLL_RATE(132000000, 44, 1, 3), + PLL_RATE(135000000, 45, 1, 3), + PLL_RATE(138000000, 46, 1, 3), + PLL_RATE(141000000, 47, 1, 3), + PLL_RATE(144000000, 48, 1, 3), + PLL_RATE(147000000, 49, 1, 3), + PLL_RATE(150000000, 50, 1, 3), + PLL_RATE(153000000, 51, 1, 3), + PLL_RATE(156000000, 52, 1, 3), + PLL_RATE(159000000, 53, 1, 3), + PLL_RATE(162000000, 54, 1, 3), + PLL_RATE(165000000, 55, 1, 3), + PLL_RATE(168000000, 56, 1, 3), + PLL_RATE(171000000, 57, 1, 3), + PLL_RATE(174000000, 58, 1, 3), + PLL_RATE(177000000, 59, 1, 3), + PLL_RATE(180000000, 60, 1, 3), + PLL_RATE(183000000, 61, 1, 3), + PLL_RATE(186000000, 62, 1, 3), + PLL_RATE(192000000, 32, 1, 2), + PLL_RATE(198000000, 33, 1, 2), + PLL_RATE(204000000, 34, 1, 2), + PLL_RATE(210000000, 35, 1, 2), + PLL_RATE(216000000, 36, 1, 2), + PLL_RATE(222000000, 37, 1, 2), + PLL_RATE(228000000, 38, 1, 2), + PLL_RATE(234000000, 39, 1, 2), + PLL_RATE(240000000, 40, 1, 2), + PLL_RATE(246000000, 41, 1, 2), + PLL_RATE(252000000, 42, 1, 2), + PLL_RATE(258000000, 43, 1, 2), + PLL_RATE(264000000, 44, 1, 2), + PLL_RATE(270000000, 45, 1, 2), + PLL_RATE(276000000, 46, 1, 2), + PLL_RATE(282000000, 47, 1, 2), + PLL_RATE(288000000, 48, 1, 2), + PLL_RATE(294000000, 49, 1, 2), + PLL_RATE(300000000, 50, 1, 2), + PLL_RATE(306000000, 51, 1, 2), + PLL_RATE(312000000, 52, 1, 2), + PLL_RATE(318000000, 53, 1, 2), + PLL_RATE(324000000, 54, 1, 2), + PLL_RATE(330000000, 55, 1, 2), + PLL_RATE(336000000, 56, 1, 2), + PLL_RATE(342000000, 57, 1, 2), + PLL_RATE(348000000, 58, 1, 2), + PLL_RATE(354000000, 59, 1, 2), + PLL_RATE(360000000, 60, 1, 2), + PLL_RATE(366000000, 61, 1, 2), + PLL_RATE(372000000, 62, 1, 2), + PLL_RATE(384000000, 32, 1, 1), + PLL_RATE(396000000, 33, 1, 1), + PLL_RATE(408000000, 34, 1, 1), + PLL_RATE(420000000, 35, 1, 1), + PLL_RATE(432000000, 36, 1, 1), + PLL_RATE(444000000, 37, 1, 1), + PLL_RATE(456000000, 38, 1, 1), + PLL_RATE(468000000, 39, 1, 1), + PLL_RATE(480000000, 40, 1, 1), + PLL_RATE(492000000, 41, 1, 1), + PLL_RATE(504000000, 42, 1, 1), + PLL_RATE(516000000, 43, 1, 1), + PLL_RATE(528000000, 44, 1, 1), + PLL_RATE(540000000, 45, 1, 1), + PLL_RATE(552000000, 46, 1, 1), + PLL_RATE(564000000, 47, 1, 1), + PLL_RATE(576000000, 48, 1, 1), + PLL_RATE(588000000, 49, 1, 1), + PLL_RATE(600000000, 50, 1, 1), + PLL_RATE(612000000, 51, 1, 1), + PLL_RATE(624000000, 52, 1, 1), + PLL_RATE(636000000, 53, 1, 1), + PLL_RATE(648000000, 54, 1, 1), + PLL_RATE(660000000, 55, 1, 1), + PLL_RATE(672000000, 56, 1, 1), + PLL_RATE(684000000, 57, 1, 1), + PLL_RATE(696000000, 58, 1, 1), + PLL_RATE(708000000, 59, 1, 1), + PLL_RATE(720000000, 60, 1, 1), + PLL_RATE(732000000, 61, 1, 1), + PLL_RATE(744000000, 62, 1, 1), + PLL_RATE(768000000, 32, 1, 0), + PLL_RATE(792000000, 33, 1, 0), + PLL_RATE(816000000, 34, 1, 0), + PLL_RATE(840000000, 35, 1, 0), + PLL_RATE(864000000, 36, 1, 0), + PLL_RATE(888000000, 37, 1, 0), + PLL_RATE(912000000, 38, 1, 0), + PLL_RATE(936000000, 39, 1, 0), + PLL_RATE(960000000, 40, 1, 0), + PLL_RATE(984000000, 41, 1, 0), + PLL_RATE(1008000000, 42, 1, 0), + PLL_RATE(1032000000, 43, 1, 0), + PLL_RATE(1056000000, 44, 1, 0), + PLL_RATE(1080000000, 45, 1, 0), + PLL_RATE(1104000000, 46, 1, 0), + PLL_RATE(1128000000, 47, 1, 0), + PLL_RATE(1152000000, 48, 1, 0), + PLL_RATE(1176000000, 49, 1, 0), + PLL_RATE(1200000000, 50, 1, 0), + PLL_RATE(1224000000, 51, 1, 0), + PLL_RATE(1248000000, 52, 1, 0), + PLL_RATE(1272000000, 53, 1, 0), + PLL_RATE(1296000000, 54, 1, 0), + PLL_RATE(1320000000, 55, 1, 0), + PLL_RATE(1344000000, 56, 1, 0), + PLL_RATE(1368000000, 57, 1, 0), + PLL_RATE(1392000000, 58, 1, 0), + PLL_RATE(1416000000, 59, 1, 0), + PLL_RATE(1440000000, 60, 1, 0), + PLL_RATE(1464000000, 61, 1, 0), + PLL_RATE(1488000000, 62, 1, 0), + { /* sentinel */ }, +}; + +static const struct clk_div_table cpu_div_table[] = { + { .val = 1, .div = 1 }, + { .val = 2, .div = 2 }, + { .val = 3, .div = 3 }, + { .val = 2, .div = 4 }, + { .val = 3, .div = 6 }, + { .val = 4, .div = 8 }, + { .val = 5, .div = 10 }, + { .val = 6, .div = 12 }, + { .val = 7, .div = 14 }, + { .val = 8, .div = 16 }, + { /* sentinel */ }, +}; + +static struct meson_clk_pll gxbb_fixed_pll = { + .m = { + .reg_off = HHI_MPLL_CNTL, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = HHI_MPLL_CNTL, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = HHI_MPLL_CNTL, + .shift = 16, + .width = 2, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "fixed_pll", + .ops = &meson_clk_pll_ro_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct meson_clk_pll gxbb_hdmi_pll = { + .m = { + .reg_off = HHI_HDMI_PLL_CNTL, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = HHI_HDMI_PLL_CNTL, + .shift = 9, + .width = 5, + }, + .frac = { + .reg_off = HHI_HDMI_PLL_CNTL2, + .shift = 0, + .width = 12, + }, + .od = { + .reg_off = HHI_HDMI_PLL_CNTL2, + .shift = 16, + .width = 2, + }, + .od2 = { + .reg_off = HHI_HDMI_PLL_CNTL2, + .shift = 22, + .width = 2, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "hdmi_pll", + .ops = &meson_clk_pll_ro_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct meson_clk_pll gxbb_sys_pll = { + .m = { + .reg_off = HHI_SYS_PLL_CNTL, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = HHI_SYS_PLL_CNTL, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = HHI_SYS_PLL_CNTL, + .shift = 10, + .width = 2, + }, + .rate_table = sys_pll_rate_table, + .rate_count = ARRAY_SIZE(sys_pll_rate_table), + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "sys_pll", + .ops = &meson_clk_pll_ro_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct meson_clk_pll gxbb_gp0_pll = { + .m = { + .reg_off = HHI_GP0_PLL_CNTL, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = HHI_GP0_PLL_CNTL, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = HHI_GP0_PLL_CNTL, + .shift = 16, + .width = 2, + }, + .rate_table = gp0_pll_rate_table, + .rate_count = ARRAY_SIZE(gp0_pll_rate_table), + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "gp0_pll", + .ops = &meson_clk_pll_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct clk_fixed_factor gxbb_fclk_div2 = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div2", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor gxbb_fclk_div3 = { + .mult = 1, + .div = 3, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div3", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor gxbb_fclk_div4 = { + .mult = 1, + .div = 4, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div4", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor gxbb_fclk_div5 = { + .mult = 1, + .div = 5, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div5", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor gxbb_fclk_div7 = { + .mult = 1, + .div = 7, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div7", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct meson_clk_mpll gxbb_mpll0 = { + .sdm = { + .reg_off = HHI_MPLL_CNTL7, + .shift = 0, + .width = 14, + }, + .n2 = { + .reg_off = HHI_MPLL_CNTL7, + .shift = 16, + .width = 9, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpll0", + .ops = &meson_clk_mpll_ro_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct meson_clk_mpll gxbb_mpll1 = { + .sdm = { + .reg_off = HHI_MPLL_CNTL8, + .shift = 0, + .width = 14, + }, + .n2 = { + .reg_off = HHI_MPLL_CNTL8, + .shift = 16, + .width = 9, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpll1", + .ops = &meson_clk_mpll_ro_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct meson_clk_mpll gxbb_mpll2 = { + .sdm = { + .reg_off = HHI_MPLL_CNTL9, + .shift = 0, + .width = 14, + }, + .n2 = { + .reg_off = HHI_MPLL_CNTL9, + .shift = 16, + .width = 9, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpll2", + .ops = &meson_clk_mpll_ro_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +/* + * FIXME cpu clocks and the legacy composite clocks (e.g. clk81) are both PLL + * post-dividers and should be modeled with their respective PLLs via the + * forthcoming coordinated clock rates feature + */ +static struct meson_clk_cpu gxbb_cpu_clk = { + .reg_off = HHI_SYS_CPU_CLK_CNTL1, + .div_table = cpu_div_table, + .clk_nb.notifier_call = meson_clk_cpu_notifier_cb, + .hw.init = &(struct clk_init_data){ + .name = "cpu_clk", + .ops = &meson_clk_cpu_ops, + .parent_names = (const char *[]){ "sys_pll" }, + .num_parents = 1, + }, +}; + +static u32 mux_table_clk81[] = { 6, 5, 7 }; + +static struct clk_mux gxbb_mpeg_clk_sel = { + .reg = (void *)HHI_MPEG_CLK_CNTL, + .mask = 0x7, + .shift = 12, + .flags = CLK_MUX_READ_ONLY, + .table = mux_table_clk81, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpeg_clk_sel", + .ops = &clk_mux_ro_ops, + /* + * FIXME bits 14:12 selects from 8 possible parents: + * xtal, 1'b0 (wtf), fclk_div7, mpll_clkout1, mpll_clkout2, + * fclk_div4, fclk_div3, fclk_div5 + */ + .parent_names = (const char *[]){ "fclk_div3", "fclk_div4", + "fclk_div5" }, + .num_parents = 3, + .flags = (CLK_SET_RATE_NO_REPARENT | CLK_IGNORE_UNUSED), + }, +}; + +static struct clk_divider gxbb_mpeg_clk_div = { + .reg = (void *)HHI_MPEG_CLK_CNTL, + .shift = 0, + .width = 7, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpeg_clk_div", + .ops = &clk_divider_ops, + .parent_names = (const char *[]){ "mpeg_clk_sel" }, + .num_parents = 1, + .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), + }, +}; + +/* the mother of dragons^W gates */ +static struct clk_gate gxbb_clk81 = { + .reg = (void *)HHI_MPEG_CLK_CNTL, + .bit_idx = 7, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "clk81", + .ops = &clk_gate_ops, + .parent_names = (const char *[]){ "mpeg_clk_div" }, + .num_parents = 1, + .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED | CLK_IS_CRITICAL), + }, +}; + +/* Everything Else (EE) domain gates */ +static MESON_GATE(ddr, HHI_GCLK_MPEG0, 0); +static MESON_GATE(dos, HHI_GCLK_MPEG0, 1); +static MESON_GATE(isa, HHI_GCLK_MPEG0, 5); +static MESON_GATE(pl301, HHI_GCLK_MPEG0, 6); +static MESON_GATE(periphs, HHI_GCLK_MPEG0, 7); +static MESON_GATE(spicc, HHI_GCLK_MPEG0, 8); +static MESON_GATE(i2c, HHI_GCLK_MPEG0, 9); +static MESON_GATE(sar_adc, HHI_GCLK_MPEG0, 10); +static MESON_GATE(smart_card, HHI_GCLK_MPEG0, 11); +static MESON_GATE(rng0, HHI_GCLK_MPEG0, 12); +static MESON_GATE(uart0, HHI_GCLK_MPEG0, 13); +static MESON_GATE(sdhc, HHI_GCLK_MPEG0, 14); +static MESON_GATE(stream, HHI_GCLK_MPEG0, 15); +static MESON_GATE(async_fifo, HHI_GCLK_MPEG0, 16); +static MESON_GATE(sdio, HHI_GCLK_MPEG0, 17); +static MESON_GATE(abuf, HHI_GCLK_MPEG0, 18); +static MESON_GATE(hiu_iface, HHI_GCLK_MPEG0, 19); +static MESON_GATE(assist_misc, HHI_GCLK_MPEG0, 23); +static MESON_GATE(spi, HHI_GCLK_MPEG0, 30); + +static MESON_GATE(i2s_spdif, HHI_GCLK_MPEG1, 2); +static MESON_GATE(eth, HHI_GCLK_MPEG1, 3); +static MESON_GATE(demux, HHI_GCLK_MPEG1, 4); +static MESON_GATE(aiu_glue, HHI_GCLK_MPEG1, 6); +static MESON_GATE(iec958, HHI_GCLK_MPEG1, 7); +static MESON_GATE(i2s_out, HHI_GCLK_MPEG1, 8); +static MESON_GATE(amclk, HHI_GCLK_MPEG1, 9); +static MESON_GATE(aififo2, HHI_GCLK_MPEG1, 10); +static MESON_GATE(mixer, HHI_GCLK_MPEG1, 11); +static MESON_GATE(mixer_iface, HHI_GCLK_MPEG1, 12); +static MESON_GATE(adc, HHI_GCLK_MPEG1, 13); +static MESON_GATE(blkmv, HHI_GCLK_MPEG1, 14); +static MESON_GATE(aiu, HHI_GCLK_MPEG1, 15); +static MESON_GATE(uart1, HHI_GCLK_MPEG1, 16); +static MESON_GATE(g2d, HHI_GCLK_MPEG1, 20); +static MESON_GATE(usb0, HHI_GCLK_MPEG1, 21); +static MESON_GATE(usb1, HHI_GCLK_MPEG1, 22); +static MESON_GATE(reset, HHI_GCLK_MPEG1, 23); +static MESON_GATE(nand, HHI_GCLK_MPEG1, 24); +static MESON_GATE(dos_parser, HHI_GCLK_MPEG1, 25); +static MESON_GATE(usb, HHI_GCLK_MPEG1, 26); +static MESON_GATE(vdin1, HHI_GCLK_MPEG1, 28); +static MESON_GATE(ahb_arb0, HHI_GCLK_MPEG1, 29); +static MESON_GATE(efuse, HHI_GCLK_MPEG1, 30); +static MESON_GATE(boot_rom, HHI_GCLK_MPEG1, 31); + +static MESON_GATE(ahb_data_bus, HHI_GCLK_MPEG2, 1); +static MESON_GATE(ahb_ctrl_bus, HHI_GCLK_MPEG2, 2); +static MESON_GATE(hdmi_intr_sync, HHI_GCLK_MPEG2, 3); +static MESON_GATE(hdmi_pclk, HHI_GCLK_MPEG2, 4); +static MESON_GATE(usb1_ddr_bridge, HHI_GCLK_MPEG2, 8); +static MESON_GATE(usb0_ddr_bridge, HHI_GCLK_MPEG2, 9); +static MESON_GATE(mmc_pclk, HHI_GCLK_MPEG2, 11); +static MESON_GATE(dvin, HHI_GCLK_MPEG2, 12); +static MESON_GATE(uart2, HHI_GCLK_MPEG2, 15); +static MESON_GATE(sana, HHI_GCLK_MPEG2, 22); +static MESON_GATE(vpu_intr, HHI_GCLK_MPEG2, 25); +static MESON_GATE(sec_ahb_ahb3_bridge, HHI_GCLK_MPEG2, 26); +static MESON_GATE(clk81_a53, HHI_GCLK_MPEG2, 29); + +static MESON_GATE(vclk2_venci0, HHI_GCLK_OTHER, 1); +static MESON_GATE(vclk2_venci1, HHI_GCLK_OTHER, 2); +static MESON_GATE(vclk2_vencp0, HHI_GCLK_OTHER, 3); +static MESON_GATE(vclk2_vencp1, HHI_GCLK_OTHER, 4); +static MESON_GATE(gclk_venci_int0, HHI_GCLK_OTHER, 8); +static MESON_GATE(gclk_vencp_int, HHI_GCLK_OTHER, 9); +static MESON_GATE(dac_clk, HHI_GCLK_OTHER, 10); +static MESON_GATE(aoclk_gate, HHI_GCLK_OTHER, 14); +static MESON_GATE(iec958_gate, HHI_GCLK_OTHER, 16); +static MESON_GATE(enc480p, HHI_GCLK_OTHER, 20); +static MESON_GATE(rng1, HHI_GCLK_OTHER, 21); +static MESON_GATE(gclk_venci_int1, HHI_GCLK_OTHER, 22); +static MESON_GATE(vclk2_venclmcc, HHI_GCLK_OTHER, 24); +static MESON_GATE(vclk2_vencl, HHI_GCLK_OTHER, 25); +static MESON_GATE(vclk_other, HHI_GCLK_OTHER, 26); +static MESON_GATE(edp, HHI_GCLK_OTHER, 31); + +/* Always On (AO) domain gates */ + +static MESON_GATE(ao_media_cpu, HHI_GCLK_AO, 0); +static MESON_GATE(ao_ahb_sram, HHI_GCLK_AO, 1); +static MESON_GATE(ao_ahb_bus, HHI_GCLK_AO, 2); +static MESON_GATE(ao_iface, HHI_GCLK_AO, 3); +static MESON_GATE(ao_i2c, HHI_GCLK_AO, 4); + +/* Array of all clocks provided by this provider */ + +static struct clk_hw_onecell_data gxbb_hw_onecell_data = { + .hws = { + [CLKID_SYS_PLL] = &gxbb_sys_pll.hw, + [CLKID_CPUCLK] = &gxbb_cpu_clk.hw, + [CLKID_HDMI_PLL] = &gxbb_hdmi_pll.hw, + [CLKID_FIXED_PLL] = &gxbb_fixed_pll.hw, + [CLKID_FCLK_DIV2] = &gxbb_fclk_div2.hw, + [CLKID_FCLK_DIV3] = &gxbb_fclk_div3.hw, + [CLKID_FCLK_DIV4] = &gxbb_fclk_div4.hw, + [CLKID_FCLK_DIV5] = &gxbb_fclk_div5.hw, + [CLKID_FCLK_DIV7] = &gxbb_fclk_div7.hw, + [CLKID_GP0_PLL] = &gxbb_gp0_pll.hw, + [CLKID_MPEG_SEL] = &gxbb_mpeg_clk_sel.hw, + [CLKID_MPEG_DIV] = &gxbb_mpeg_clk_div.hw, + [CLKID_CLK81] = &gxbb_clk81.hw, + [CLKID_MPLL0] = &gxbb_mpll0.hw, + [CLKID_MPLL1] = &gxbb_mpll1.hw, + [CLKID_MPLL2] = &gxbb_mpll2.hw, + [CLKID_DDR] = &gxbb_ddr.hw, + [CLKID_DOS] = &gxbb_dos.hw, + [CLKID_ISA] = &gxbb_isa.hw, + [CLKID_PL301] = &gxbb_pl301.hw, + [CLKID_PERIPHS] = &gxbb_periphs.hw, + [CLKID_SPICC] = &gxbb_spicc.hw, + [CLKID_I2C] = &gxbb_i2c.hw, + [CLKID_SAR_ADC] = &gxbb_sar_adc.hw, + [CLKID_SMART_CARD] = &gxbb_smart_card.hw, + [CLKID_RNG0] = &gxbb_rng0.hw, + [CLKID_UART0] = &gxbb_uart0.hw, + [CLKID_SDHC] = &gxbb_sdhc.hw, + [CLKID_STREAM] = &gxbb_stream.hw, + [CLKID_ASYNC_FIFO] = &gxbb_async_fifo.hw, + [CLKID_SDIO] = &gxbb_sdio.hw, + [CLKID_ABUF] = &gxbb_abuf.hw, + [CLKID_HIU_IFACE] = &gxbb_hiu_iface.hw, + [CLKID_ASSIST_MISC] = &gxbb_assist_misc.hw, + [CLKID_SPI] = &gxbb_spi.hw, + [CLKID_I2S_SPDIF] = &gxbb_i2s_spdif.hw, + [CLKID_ETH] = &gxbb_eth.hw, + [CLKID_DEMUX] = &gxbb_demux.hw, + [CLKID_AIU_GLUE] = &gxbb_aiu_glue.hw, + [CLKID_IEC958] = &gxbb_iec958.hw, + [CLKID_I2S_OUT] = &gxbb_i2s_out.hw, + [CLKID_AMCLK] = &gxbb_amclk.hw, + [CLKID_AIFIFO2] = &gxbb_aififo2.hw, + [CLKID_MIXER] = &gxbb_mixer.hw, + [CLKID_MIXER_IFACE] = &gxbb_mixer_iface.hw, + [CLKID_ADC] = &gxbb_adc.hw, + [CLKID_BLKMV] = &gxbb_blkmv.hw, + [CLKID_AIU] = &gxbb_aiu.hw, + [CLKID_UART1] = &gxbb_uart1.hw, + [CLKID_G2D] = &gxbb_g2d.hw, + [CLKID_USB0] = &gxbb_usb0.hw, + [CLKID_USB1] = &gxbb_usb1.hw, + [CLKID_RESET] = &gxbb_reset.hw, + [CLKID_NAND] = &gxbb_nand.hw, + [CLKID_DOS_PARSER] = &gxbb_dos_parser.hw, + [CLKID_USB] = &gxbb_usb.hw, + [CLKID_VDIN1] = &gxbb_vdin1.hw, + [CLKID_AHB_ARB0] = &gxbb_ahb_arb0.hw, + [CLKID_EFUSE] = &gxbb_efuse.hw, + [CLKID_BOOT_ROM] = &gxbb_boot_rom.hw, + [CLKID_AHB_DATA_BUS] = &gxbb_ahb_data_bus.hw, + [CLKID_AHB_CTRL_BUS] = &gxbb_ahb_ctrl_bus.hw, + [CLKID_HDMI_INTR_SYNC] = &gxbb_hdmi_intr_sync.hw, + [CLKID_HDMI_PCLK] = &gxbb_hdmi_pclk.hw, + [CLKID_USB1_DDR_BRIDGE] = &gxbb_usb1_ddr_bridge.hw, + [CLKID_USB0_DDR_BRIDGE] = &gxbb_usb0_ddr_bridge.hw, + [CLKID_MMC_PCLK] = &gxbb_mmc_pclk.hw, + [CLKID_DVIN] = &gxbb_dvin.hw, + [CLKID_UART2] = &gxbb_uart2.hw, + [CLKID_SANA] = &gxbb_sana.hw, + [CLKID_VPU_INTR] = &gxbb_vpu_intr.hw, + [CLKID_SEC_AHB_AHB3_BRIDGE] = &gxbb_sec_ahb_ahb3_bridge.hw, + [CLKID_CLK81_A53] = &gxbb_clk81_a53.hw, + [CLKID_VCLK2_VENCI0] = &gxbb_vclk2_venci0.hw, + [CLKID_VCLK2_VENCI1] = &gxbb_vclk2_venci1.hw, + [CLKID_VCLK2_VENCP0] = &gxbb_vclk2_vencp0.hw, + [CLKID_VCLK2_VENCP1] = &gxbb_vclk2_vencp1.hw, + [CLKID_GCLK_VENCI_INT0] = &gxbb_gclk_venci_int0.hw, + [CLKID_GCLK_VENCI_INT] = &gxbb_gclk_vencp_int.hw, + [CLKID_DAC_CLK] = &gxbb_dac_clk.hw, + [CLKID_AOCLK_GATE] = &gxbb_aoclk_gate.hw, + [CLKID_IEC958_GATE] = &gxbb_iec958_gate.hw, + [CLKID_ENC480P] = &gxbb_enc480p.hw, + [CLKID_RNG1] = &gxbb_rng1.hw, + [CLKID_GCLK_VENCI_INT1] = &gxbb_gclk_venci_int1.hw, + [CLKID_VCLK2_VENCLMCC] = &gxbb_vclk2_venclmcc.hw, + [CLKID_VCLK2_VENCL] = &gxbb_vclk2_vencl.hw, + [CLKID_VCLK_OTHER] = &gxbb_vclk_other.hw, + [CLKID_EDP] = &gxbb_edp.hw, + [CLKID_AO_MEDIA_CPU] = &gxbb_ao_media_cpu.hw, + [CLKID_AO_AHB_SRAM] = &gxbb_ao_ahb_sram.hw, + [CLKID_AO_AHB_BUS] = &gxbb_ao_ahb_bus.hw, + [CLKID_AO_IFACE] = &gxbb_ao_iface.hw, + [CLKID_AO_I2C] = &gxbb_ao_i2c.hw, + }, + .num = NR_CLKS, +}; + +/* Convenience tables to populate base addresses in .probe */ + +static struct meson_clk_pll *const gxbb_clk_plls[] = { + &gxbb_fixed_pll, + &gxbb_hdmi_pll, + &gxbb_sys_pll, + &gxbb_gp0_pll, +}; + +static struct meson_clk_mpll *const gxbb_clk_mplls[] = { + &gxbb_mpll0, + &gxbb_mpll1, + &gxbb_mpll2, +}; + +static struct clk_gate *gxbb_clk_gates[] = { + &gxbb_clk81, + &gxbb_ddr, + &gxbb_dos, + &gxbb_isa, + &gxbb_pl301, + &gxbb_periphs, + &gxbb_spicc, + &gxbb_i2c, + &gxbb_sar_adc, + &gxbb_smart_card, + &gxbb_rng0, + &gxbb_uart0, + &gxbb_sdhc, + &gxbb_stream, + &gxbb_async_fifo, + &gxbb_sdio, + &gxbb_abuf, + &gxbb_hiu_iface, + &gxbb_assist_misc, + &gxbb_spi, + &gxbb_i2s_spdif, + &gxbb_eth, + &gxbb_demux, + &gxbb_aiu_glue, + &gxbb_iec958, + &gxbb_i2s_out, + &gxbb_amclk, + &gxbb_aififo2, + &gxbb_mixer, + &gxbb_mixer_iface, + &gxbb_adc, + &gxbb_blkmv, + &gxbb_aiu, + &gxbb_uart1, + &gxbb_g2d, + &gxbb_usb0, + &gxbb_usb1, + &gxbb_reset, + &gxbb_nand, + &gxbb_dos_parser, + &gxbb_usb, + &gxbb_vdin1, + &gxbb_ahb_arb0, + &gxbb_efuse, + &gxbb_boot_rom, + &gxbb_ahb_data_bus, + &gxbb_ahb_ctrl_bus, + &gxbb_hdmi_intr_sync, + &gxbb_hdmi_pclk, + &gxbb_usb1_ddr_bridge, + &gxbb_usb0_ddr_bridge, + &gxbb_mmc_pclk, + &gxbb_dvin, + &gxbb_uart2, + &gxbb_sana, + &gxbb_vpu_intr, + &gxbb_sec_ahb_ahb3_bridge, + &gxbb_clk81_a53, + &gxbb_vclk2_venci0, + &gxbb_vclk2_venci1, + &gxbb_vclk2_vencp0, + &gxbb_vclk2_vencp1, + &gxbb_gclk_venci_int0, + &gxbb_gclk_vencp_int, + &gxbb_dac_clk, + &gxbb_aoclk_gate, + &gxbb_iec958_gate, + &gxbb_enc480p, + &gxbb_rng1, + &gxbb_gclk_venci_int1, + &gxbb_vclk2_venclmcc, + &gxbb_vclk2_vencl, + &gxbb_vclk_other, + &gxbb_edp, + &gxbb_ao_media_cpu, + &gxbb_ao_ahb_sram, + &gxbb_ao_ahb_bus, + &gxbb_ao_iface, + &gxbb_ao_i2c, +}; + +static int gxbb_clkc_probe(struct platform_device *pdev) +{ + void __iomem *clk_base; + int ret, clkid, i; + struct clk_hw *parent_hw; + struct clk *parent_clk; + struct device *dev = &pdev->dev; + + /* Generic clocks and PLLs */ + clk_base = of_iomap(dev->of_node, 0); + if (!clk_base) { + pr_err("%s: Unable to map clk base\n", __func__); + return -ENXIO; + } + + /* Populate base address for PLLs */ + for (i = 0; i < ARRAY_SIZE(gxbb_clk_plls); i++) + gxbb_clk_plls[i]->base = clk_base; + + /* Populate base address for MPLLs */ + for (i = 0; i < ARRAY_SIZE(gxbb_clk_mplls); i++) + gxbb_clk_mplls[i]->base = clk_base; + + /* Populate the base address for CPU clk */ + gxbb_cpu_clk.base = clk_base; + + /* Populate the base address for the MPEG clks */ + gxbb_mpeg_clk_sel.reg = clk_base + (u64)gxbb_mpeg_clk_sel.reg; + gxbb_mpeg_clk_div.reg = clk_base + (u64)gxbb_mpeg_clk_div.reg; + + /* Populate base address for gates */ + for (i = 0; i < ARRAY_SIZE(gxbb_clk_gates); i++) + gxbb_clk_gates[i]->reg = clk_base + + (u64)gxbb_clk_gates[i]->reg; + + /* + * register all clks + */ + for (clkid = 0; clkid < NR_CLKS; clkid++) { + ret = devm_clk_hw_register(dev, gxbb_hw_onecell_data.hws[clkid]); + if (ret) + goto iounmap; + } + + /* + * Register CPU clk notifier + * + * FIXME this is wrong for a lot of reasons. First, the muxes should be + * struct clk_hw objects. Second, we shouldn't program the muxes in + * notifier handlers. The tricky programming sequence will be handled + * by the forthcoming coordinated clock rates mechanism once that + * feature is released. + * + * Furthermore, looking up the parent this way is terrible. At some + * point we will stop allocating a default struct clk when registering + * a new clk_hw, and this hack will no longer work. Releasing the ccr + * feature before that time solves the problem :-) + */ + parent_hw = clk_hw_get_parent(&gxbb_cpu_clk.hw); + parent_clk = parent_hw->clk; + ret = clk_notifier_register(parent_clk, &gxbb_cpu_clk.clk_nb); + if (ret) { + pr_err("%s: failed to register clock notifier for cpu_clk\n", + __func__); + goto iounmap; + } + + return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, + &gxbb_hw_onecell_data); + +iounmap: + iounmap(clk_base); + return ret; +} + +static const struct of_device_id gxbb_clkc_match_table[] = { + { .compatible = "amlogic,gxbb-clkc" }, + { } +}; + +static struct platform_driver gxbb_driver = { + .probe = gxbb_clkc_probe, + .driver = { + .name = "gxbb-clkc", + .of_match_table = gxbb_clkc_match_table, + }, +}; + +static int __init gxbb_clkc_init(void) +{ + return platform_driver_register(&gxbb_driver); +} +device_initcall(gxbb_clkc_init); diff --git a/drivers/clk/meson/gxbb.h b/drivers/clk/meson/gxbb.h new file mode 100644 index 0000000..a2adf34 --- /dev/null +++ b/drivers/clk/meson/gxbb.h @@ -0,0 +1,271 @@ +/* + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright (c) 2016 AmLogic, Inc. + * Author: Michael Turquette <mturquette@baylibre.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * The full GNU General Public License is included in this distribution + * in the file called COPYING + * + * BSD LICENSE + * + * Copyright (c) 2016 BayLibre, Inc. + * Author: Michael Turquette <mturquette@baylibre.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __GXBB_H +#define __GXBB_H + +/* + * Clock controller register offsets + * + * Register offsets from the data sheet are listed in comment blocks below. + * Those offsets must be multiplied by 4 before adding them to the base address + * to get the right value + */ +#define SCR 0x2C /* 0x0b offset in data sheet */ +#define TIMEOUT_VALUE 0x3c /* 0x0f offset in data sheet */ + +#define HHI_GP0_PLL_CNTL 0x40 /* 0x10 offset in data sheet */ +#define HHI_GP0_PLL_CNTL2 0x44 /* 0x11 offset in data sheet */ +#define HHI_GP0_PLL_CNTL3 0x48 /* 0x12 offset in data sheet */ +#define HHI_GP0_PLL_CNTL4 0x4c /* 0x13 offset in data sheet */ + +#define HHI_XTAL_DIVN_CNTL 0xbc /* 0x2f offset in data sheet */ +#define HHI_TIMER90K 0xec /* 0x3b offset in data sheet */ + +#define HHI_MEM_PD_REG0 0x100 /* 0x40 offset in data sheet */ +#define HHI_MEM_PD_REG1 0x104 /* 0x41 offset in data sheet */ +#define HHI_VPU_MEM_PD_REG1 0x108 /* 0x42 offset in data sheet */ +#define HHI_VIID_CLK_DIV 0x128 /* 0x4a offset in data sheet */ +#define HHI_VIID_CLK_CNTL 0x12c /* 0x4b offset in data sheet */ + +#define HHI_GCLK_MPEG0 0x140 /* 0x50 offset in data sheet */ +#define HHI_GCLK_MPEG1 0x144 /* 0x51 offset in data sheet */ +#define HHI_GCLK_MPEG2 0x148 /* 0x52 offset in data sheet */ +#define HHI_GCLK_OTHER 0x150 /* 0x54 offset in data sheet */ +#define HHI_GCLK_AO 0x154 /* 0x55 offset in data sheet */ +#define HHI_SYS_OSCIN_CNTL 0x158 /* 0x56 offset in data sheet */ +#define HHI_SYS_CPU_CLK_CNTL1 0x15c /* 0x57 offset in data sheet */ +#define HHI_SYS_CPU_RESET_CNTL 0x160 /* 0x58 offset in data sheet */ +#define HHI_VID_CLK_DIV 0x164 /* 0x59 offset in data sheet */ + +#define HHI_MPEG_CLK_CNTL 0x174 /* 0x5d offset in data sheet */ +#define HHI_AUD_CLK_CNTL 0x178 /* 0x5e offset in data sheet */ +#define HHI_VID_CLK_CNTL 0x17c /* 0x5f offset in data sheet */ +#define HHI_AUD_CLK_CNTL2 0x190 /* 0x64 offset in data sheet */ +#define HHI_VID_CLK_CNTL2 0x194 /* 0x65 offset in data sheet */ +#define HHI_SYS_CPU_CLK_CNTL0 0x19c /* 0x67 offset in data sheet */ +#define HHI_VID_PLL_CLK_DIV 0x1a0 /* 0x68 offset in data sheet */ +#define HHI_AUD_CLK_CNTL3 0x1a4 /* 0x69 offset in data sheet */ +#define HHI_MALI_CLK_CNTL 0x1b0 /* 0x6c offset in data sheet */ +#define HHI_VPU_CLK_CNTL 0x1bC /* 0x6f offset in data sheet */ + +#define HHI_HDMI_CLK_CNTL 0x1CC /* 0x73 offset in data sheet */ +#define HHI_VDEC_CLK_CNTL 0x1E0 /* 0x78 offset in data sheet */ +#define HHI_VDEC2_CLK_CNTL 0x1E4 /* 0x79 offset in data sheet */ +#define HHI_VDEC3_CLK_CNTL 0x1E8 /* 0x7a offset in data sheet */ +#define HHI_VDEC4_CLK_CNTL 0x1EC /* 0x7b offset in data sheet */ +#define HHI_HDCP22_CLK_CNTL 0x1F0 /* 0x7c offset in data sheet */ +#define HHI_VAPBCLK_CNTL 0x1F4 /* 0x7d offset in data sheet */ + +#define HHI_VPU_CLKB_CNTL 0x20C /* 0x83 offset in data sheet */ +#define HHI_USB_CLK_CNTL 0x220 /* 0x88 offset in data sheet */ +#define HHI_32K_CLK_CNTL 0x224 /* 0x89 offset in data sheet */ +#define HHI_GEN_CLK_CNTL 0x228 /* 0x8a offset in data sheet */ +#define HHI_GEN_CLK_CNTL 0x228 /* 0x8a offset in data sheet */ + +#define HHI_PCM_CLK_CNTL 0x258 /* 0x96 offset in data sheet */ +#define HHI_NAND_CLK_CNTL 0x25C /* 0x97 offset in data sheet */ +#define HHI_SD_EMMC_CLK_CNTL 0x264 /* 0x99 offset in data sheet */ + +#define HHI_MPLL_CNTL 0x280 /* 0xa0 offset in data sheet */ +#define HHI_MPLL_CNTL2 0x284 /* 0xa1 offset in data sheet */ +#define HHI_MPLL_CNTL3 0x288 /* 0xa2 offset in data sheet */ +#define HHI_MPLL_CNTL4 0x28C /* 0xa3 offset in data sheet */ +#define HHI_MPLL_CNTL5 0x290 /* 0xa4 offset in data sheet */ +#define HHI_MPLL_CNTL6 0x294 /* 0xa5 offset in data sheet */ +#define HHI_MPLL_CNTL7 0x298 /* MP0, 0xa6 offset in data sheet */ +#define HHI_MPLL_CNTL8 0x29C /* MP1, 0xa7 offset in data sheet */ +#define HHI_MPLL_CNTL9 0x2A0 /* MP2, 0xa8 offset in data sheet */ +#define HHI_MPLL_CNTL10 0x2A4 /* MP2, 0xa9 offset in data sheet */ + +#define HHI_MPLL3_CNTL0 0x2E0 /* 0xb8 offset in data sheet */ +#define HHI_MPLL3_CNTL1 0x2E4 /* 0xb9 offset in data sheet */ +#define HHI_VDAC_CNTL0 0x2F4 /* 0xbd offset in data sheet */ +#define HHI_VDAC_CNTL1 0x2F8 /* 0xbe offset in data sheet */ + +#define HHI_SYS_PLL_CNTL 0x300 /* 0xc0 offset in data sheet */ +#define HHI_SYS_PLL_CNTL2 0x304 /* 0xc1 offset in data sheet */ +#define HHI_SYS_PLL_CNTL3 0x308 /* 0xc2 offset in data sheet */ +#define HHI_SYS_PLL_CNTL4 0x30c /* 0xc3 offset in data sheet */ +#define HHI_SYS_PLL_CNTL5 0x310 /* 0xc4 offset in data sheet */ +#define HHI_DPLL_TOP_I 0x318 /* 0xc6 offset in data sheet */ +#define HHI_DPLL_TOP2_I 0x31C /* 0xc7 offset in data sheet */ +#define HHI_HDMI_PLL_CNTL 0x320 /* 0xc8 offset in data sheet */ +#define HHI_HDMI_PLL_CNTL2 0x324 /* 0xc9 offset in data sheet */ +#define HHI_HDMI_PLL_CNTL3 0x328 /* 0xca offset in data sheet */ +#define HHI_HDMI_PLL_CNTL4 0x32C /* 0xcb offset in data sheet */ +#define HHI_HDMI_PLL_CNTL5 0x330 /* 0xcc offset in data sheet */ +#define HHI_HDMI_PLL_CNTL6 0x334 /* 0xcd offset in data sheet */ +#define HHI_HDMI_PLL_CNTL_I 0x338 /* 0xce offset in data sheet */ +#define HHI_HDMI_PLL_CNTL7 0x33C /* 0xcf offset in data sheet */ + +#define HHI_HDMI_PHY_CNTL0 0x3A0 /* 0xe8 offset in data sheet */ +#define HHI_HDMI_PHY_CNTL1 0x3A4 /* 0xe9 offset in data sheet */ +#define HHI_HDMI_PHY_CNTL2 0x3A8 /* 0xea offset in data sheet */ +#define HHI_HDMI_PHY_CNTL3 0x3AC /* 0xeb offset in data sheet */ + +#define HHI_VID_LOCK_CLK_CNTL 0x3C8 /* 0xf2 offset in data sheet */ +#define HHI_BT656_CLK_CNTL 0x3D4 /* 0xf5 offset in data sheet */ +#define HHI_SAR_CLK_CNTL 0x3D8 /* 0xf6 offset in data sheet */ + +/* + * CLKID index values + * + * These indices are entirely contrived and do not map onto the hardware. + * Migrate them out of this header and into the DT header file when they need + * to be exposed to client nodes in DT: include/dt-bindings/clock/gxbb-clkc.h + */ +#define CLKID_SYS_PLL 0 +/* CLKID_CPUCLK */ +#define CLKID_HDMI_PLL 2 +#define CLKID_FIXED_PLL 3 +#define CLKID_FCLK_DIV2 4 +#define CLKID_FCLK_DIV3 5 +#define CLKID_FCLK_DIV4 6 +#define CLKID_FCLK_DIV5 7 +#define CLKID_FCLK_DIV7 8 +#define CLKID_GP0_PLL 9 +#define CLKID_MPEG_SEL 10 +#define CLKID_MPEG_DIV 11 +/* CLKID_CLK81 */ +#define CLKID_MPLL0 13 +#define CLKID_MPLL1 14 +#define CLKID_MPLL2 15 +#define CLKID_DDR 16 +#define CLKID_DOS 17 +#define CLKID_ISA 18 +#define CLKID_PL301 19 +#define CLKID_PERIPHS 20 +#define CLKID_SPICC 21 +#define CLKID_I2C 22 +#define CLKID_SAR_ADC 23 +#define CLKID_SMART_CARD 24 +#define CLKID_RNG0 25 +#define CLKID_UART0 26 +#define CLKID_SDHC 27 +#define CLKID_STREAM 28 +#define CLKID_ASYNC_FIFO 29 +#define CLKID_SDIO 30 +#define CLKID_ABUF 31 +#define CLKID_HIU_IFACE 32 +#define CLKID_ASSIST_MISC 33 +#define CLKID_SPI 34 +#define CLKID_I2S_SPDIF 35 +#define CLKID_ETH 36 +#define CLKID_DEMUX 37 +#define CLKID_AIU_GLUE 38 +#define CLKID_IEC958 39 +#define CLKID_I2S_OUT 40 +#define CLKID_AMCLK 41 +#define CLKID_AIFIFO2 42 +#define CLKID_MIXER 43 +#define CLKID_MIXER_IFACE 44 +#define CLKID_ADC 45 +#define CLKID_BLKMV 46 +#define CLKID_AIU 47 +#define CLKID_UART1 48 +#define CLKID_G2D 49 +#define CLKID_USB0 50 +#define CLKID_USB1 51 +#define CLKID_RESET 52 +#define CLKID_NAND 53 +#define CLKID_DOS_PARSER 54 +#define CLKID_USB 55 +#define CLKID_VDIN1 56 +#define CLKID_AHB_ARB0 57 +#define CLKID_EFUSE 58 +#define CLKID_BOOT_ROM 59 +#define CLKID_AHB_DATA_BUS 60 +#define CLKID_AHB_CTRL_BUS 61 +#define CLKID_HDMI_INTR_SYNC 62 +#define CLKID_HDMI_PCLK 63 +#define CLKID_USB1_DDR_BRIDGE 64 +#define CLKID_USB0_DDR_BRIDGE 65 +#define CLKID_MMC_PCLK 66 +#define CLKID_DVIN 67 +#define CLKID_UART2 68 +#define CLKID_SANA 69 +#define CLKID_VPU_INTR 70 +#define CLKID_SEC_AHB_AHB3_BRIDGE 71 +#define CLKID_CLK81_A53 72 +#define CLKID_VCLK2_VENCI0 73 +#define CLKID_VCLK2_VENCI1 74 +#define CLKID_VCLK2_VENCP0 75 +#define CLKID_VCLK2_VENCP1 76 +#define CLKID_GCLK_VENCI_INT0 77 +#define CLKID_GCLK_VENCI_INT 78 +#define CLKID_DAC_CLK 79 +#define CLKID_AOCLK_GATE 80 +#define CLKID_IEC958_GATE 81 +#define CLKID_ENC480P 82 +#define CLKID_RNG1 83 +#define CLKID_GCLK_VENCI_INT1 84 +#define CLKID_VCLK2_VENCLMCC 85 +#define CLKID_VCLK2_VENCL 86 +#define CLKID_VCLK_OTHER 87 +#define CLKID_EDP 88 +#define CLKID_AO_MEDIA_CPU 89 +#define CLKID_AO_AHB_SRAM 90 +#define CLKID_AO_AHB_BUS 91 +#define CLKID_AO_IFACE 92 +#define CLKID_AO_I2C 93 + +#define NR_CLKS 94 + +/* include the CLKIDs that have been made part of the stable DT binding */ +#include <dt-bindings/clock/gxbb-clkc.h> + +#endif /* __GXBB_H */ diff --git a/drivers/clk/meson/meson8b-clkc.c b/drivers/clk/meson/meson8b-clkc.c index 4d057b3..4c9413c 100644 --- a/drivers/clk/meson/meson8b-clkc.c +++ b/drivers/clk/meson/meson8b-clkc.c @@ -1,7 +1,12 @@ /* + * AmLogic S805 / Meson8b Clock Controller Driver + * * Copyright (c) 2015 Endless Mobile, Inc. * Author: Carlo Caione <carlo@endlessm.com> * + * Copyright (c) 2016 BayLibre, Inc. + * Michael Turquette <mturquette@baylibre.com> + * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. @@ -15,23 +20,33 @@ * this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/clk.h> #include <linux/clk-provider.h> -#include <linux/kernel.h> -#include <linux/of.h> #include <linux/of_address.h> -#include <linux/slab.h> #include <dt-bindings/clock/meson8b-clkc.h> +#include <linux/platform_device.h> +#include <linux/init.h> #include "clkc.h" -#define MESON8B_REG_CTL0_ADDR 0x0000 -#define MESON8B_REG_SYS_CPU_CNTL1 0x015c -#define MESON8B_REG_HHI_MPEG 0x0174 -#define MESON8B_REG_MALI 0x01b0 +/* + * Clock controller register offsets + * + * Register offsets from the HardKernel[0] data sheet are listed in comment + * blocks below. Those offsets must be multiplied by 4 before adding them to + * the base address to get the right value + * + * [0] http://dn.odroid.com/S805/Datasheet/S805_Datasheet%20V0.8%2020150126.pdf + */ +#define MESON8B_REG_SYS_CPU_CNTL1 0x015c /* 0x57 offset in data sheet */ +#define MESON8B_REG_HHI_MPEG 0x0174 /* 0x5d offset in data sheet */ +#define MESON8B_REG_MALI 0x01b0 /* 0x6c offset in data sheet */ #define MESON8B_REG_PLL_FIXED 0x0280 #define MESON8B_REG_PLL_SYS 0x0300 #define MESON8B_REG_PLL_VID 0x0320 +static DEFINE_SPINLOCK(clk_lock); + static const struct pll_rate_table sys_pll_rate_table[] = { PLL_RATE(312000000, 52, 1, 2), PLL_RATE(336000000, 56, 1, 2), @@ -102,95 +117,331 @@ static const struct clk_div_table cpu_div_table[] = { { /* sentinel */ }, }; -PNAME(p_xtal) = { "xtal" }; -PNAME(p_fclk_div) = { "fixed_pll" }; -PNAME(p_cpu_clk) = { "sys_pll" }; -PNAME(p_clk81) = { "fclk_div3", "fclk_div4", "fclk_div5" }; -PNAME(p_mali) = { "fclk_div3", "fclk_div4", "fclk_div5", - "fclk_div7", "zero" }; +static struct clk_fixed_rate meson8b_xtal = { + .fixed_rate = 24000000, + .hw.init = &(struct clk_init_data){ + .name = "xtal", + .num_parents = 0, + .ops = &clk_fixed_rate_ops, + }, +}; + +static struct meson_clk_pll meson8b_fixed_pll = { + .m = { + .reg_off = MESON8B_REG_PLL_FIXED, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = MESON8B_REG_PLL_FIXED, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = MESON8B_REG_PLL_FIXED, + .shift = 16, + .width = 2, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "fixed_pll", + .ops = &meson_clk_pll_ro_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct meson_clk_pll meson8b_vid_pll = { + .m = { + .reg_off = MESON8B_REG_PLL_VID, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = MESON8B_REG_PLL_VID, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = MESON8B_REG_PLL_VID, + .shift = 16, + .width = 2, + }, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "vid_pll", + .ops = &meson_clk_pll_ro_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct meson_clk_pll meson8b_sys_pll = { + .m = { + .reg_off = MESON8B_REG_PLL_SYS, + .shift = 0, + .width = 9, + }, + .n = { + .reg_off = MESON8B_REG_PLL_SYS, + .shift = 9, + .width = 5, + }, + .od = { + .reg_off = MESON8B_REG_PLL_SYS, + .shift = 16, + .width = 2, + }, + .rate_table = sys_pll_rate_table, + .rate_count = ARRAY_SIZE(sys_pll_rate_table), + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "sys_pll", + .ops = &meson_clk_pll_ops, + .parent_names = (const char *[]){ "xtal" }, + .num_parents = 1, + .flags = CLK_GET_RATE_NOCACHE, + }, +}; + +static struct clk_fixed_factor meson8b_fclk_div2 = { + .mult = 1, + .div = 2, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div2", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor meson8b_fclk_div3 = { + .mult = 1, + .div = 3, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div3", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor meson8b_fclk_div4 = { + .mult = 1, + .div = 4, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div4", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor meson8b_fclk_div5 = { + .mult = 1, + .div = 5, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div5", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +static struct clk_fixed_factor meson8b_fclk_div7 = { + .mult = 1, + .div = 7, + .hw.init = &(struct clk_init_data){ + .name = "fclk_div7", + .ops = &clk_fixed_factor_ops, + .parent_names = (const char *[]){ "fixed_pll" }, + .num_parents = 1, + }, +}; + +/* + * FIXME cpu clocks and the legacy composite clocks (e.g. clk81) are both PLL + * post-dividers and should be modeled with their respective PLLs via the + * forthcoming coordinated clock rates feature + */ +static struct meson_clk_cpu meson8b_cpu_clk = { + .reg_off = MESON8B_REG_SYS_CPU_CNTL1, + .div_table = cpu_div_table, + .clk_nb.notifier_call = meson_clk_cpu_notifier_cb, + .hw.init = &(struct clk_init_data){ + .name = "cpu_clk", + .ops = &meson_clk_cpu_ops, + .parent_names = (const char *[]){ "sys_pll" }, + .num_parents = 1, + }, +}; static u32 mux_table_clk81[] = { 6, 5, 7 }; -static u32 mux_table_mali[] = { 6, 5, 7, 4, 0 }; - -static struct pll_conf pll_confs = { - .m = PARM(0x00, 0, 9), - .n = PARM(0x00, 9, 5), - .od = PARM(0x00, 16, 2), -}; - -static struct pll_conf sys_pll_conf = { - .m = PARM(0x00, 0, 9), - .n = PARM(0x00, 9, 5), - .od = PARM(0x00, 16, 2), - .rate_table = sys_pll_rate_table, -}; - -static const struct composite_conf clk81_conf __initconst = { - .mux_table = mux_table_clk81, - .mux_flags = CLK_MUX_READ_ONLY, - .mux_parm = PARM(0x00, 12, 3), - .div_parm = PARM(0x00, 0, 7), - .gate_parm = PARM(0x00, 7, 1), -}; - -static const struct composite_conf mali_conf __initconst = { - .mux_table = mux_table_mali, - .mux_parm = PARM(0x00, 9, 3), - .div_parm = PARM(0x00, 0, 7), - .gate_parm = PARM(0x00, 8, 1), -}; - -static const struct clk_conf meson8b_xtal_conf __initconst = - FIXED_RATE_P(MESON8B_REG_CTL0_ADDR, CLKID_XTAL, "xtal", 0, - PARM(0x00, 4, 7)); - -static const struct clk_conf meson8b_clk_confs[] __initconst = { - FIXED_RATE(CLKID_ZERO, "zero", 0, 0), - PLL(MESON8B_REG_PLL_FIXED, CLKID_PLL_FIXED, "fixed_pll", - p_xtal, 0, &pll_confs), - PLL(MESON8B_REG_PLL_VID, CLKID_PLL_VID, "vid_pll", - p_xtal, 0, &pll_confs), - PLL(MESON8B_REG_PLL_SYS, CLKID_PLL_SYS, "sys_pll", - p_xtal, 0, &sys_pll_conf), - FIXED_FACTOR_DIV(CLKID_FCLK_DIV2, "fclk_div2", p_fclk_div, 0, 2), - FIXED_FACTOR_DIV(CLKID_FCLK_DIV3, "fclk_div3", p_fclk_div, 0, 3), - FIXED_FACTOR_DIV(CLKID_FCLK_DIV4, "fclk_div4", p_fclk_div, 0, 4), - FIXED_FACTOR_DIV(CLKID_FCLK_DIV5, "fclk_div5", p_fclk_div, 0, 5), - FIXED_FACTOR_DIV(CLKID_FCLK_DIV7, "fclk_div7", p_fclk_div, 0, 7), - CPU(MESON8B_REG_SYS_CPU_CNTL1, CLKID_CPUCLK, "a5_clk", p_cpu_clk, - cpu_div_table), - COMPOSITE(MESON8B_REG_HHI_MPEG, CLKID_CLK81, "clk81", p_clk81, - CLK_SET_RATE_NO_REPARENT | CLK_IGNORE_UNUSED, &clk81_conf), - COMPOSITE(MESON8B_REG_MALI, CLKID_MALI, "mali", p_mali, - CLK_IGNORE_UNUSED, &mali_conf), -}; - -static void __init meson8b_clkc_init(struct device_node *np) -{ - void __iomem *clk_base; - if (!meson_clk_init(np, CLK_NR_CLKS)) - return; +struct clk_mux meson8b_mpeg_clk_sel = { + .reg = (void *)MESON8B_REG_HHI_MPEG, + .mask = 0x7, + .shift = 12, + .flags = CLK_MUX_READ_ONLY, + .table = mux_table_clk81, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpeg_clk_sel", + .ops = &clk_mux_ro_ops, + /* + * FIXME bits 14:12 selects from 8 possible parents: + * xtal, 1'b0 (wtf), fclk_div7, mpll_clkout1, mpll_clkout2, + * fclk_div4, fclk_div3, fclk_div5 + */ + .parent_names = (const char *[]){ "fclk_div3", "fclk_div4", + "fclk_div5" }, + .num_parents = 3, + .flags = (CLK_SET_RATE_NO_REPARENT | CLK_IGNORE_UNUSED), + }, +}; - /* XTAL */ - clk_base = of_iomap(np, 0); - if (!clk_base) { - pr_err("%s: Unable to map xtal base\n", __func__); - return; - } +struct clk_divider meson8b_mpeg_clk_div = { + .reg = (void *)MESON8B_REG_HHI_MPEG, + .shift = 0, + .width = 7, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "mpeg_clk_div", + .ops = &clk_divider_ops, + .parent_names = (const char *[]){ "mpeg_clk_sel" }, + .num_parents = 1, + .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), + }, +}; - meson_clk_register_clks(&meson8b_xtal_conf, 1, clk_base); - iounmap(clk_base); +struct clk_gate meson8b_clk81 = { + .reg = (void *)MESON8B_REG_HHI_MPEG, + .bit_idx = 7, + .lock = &clk_lock, + .hw.init = &(struct clk_init_data){ + .name = "clk81", + .ops = &clk_gate_ops, + .parent_names = (const char *[]){ "mpeg_clk_div" }, + .num_parents = 1, + .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), + }, +}; + +static struct clk_hw_onecell_data meson8b_hw_onecell_data = { + .hws = { + [CLKID_XTAL] = &meson8b_xtal.hw, + [CLKID_PLL_FIXED] = &meson8b_fixed_pll.hw, + [CLKID_PLL_VID] = &meson8b_vid_pll.hw, + [CLKID_PLL_SYS] = &meson8b_sys_pll.hw, + [CLKID_FCLK_DIV2] = &meson8b_fclk_div2.hw, + [CLKID_FCLK_DIV3] = &meson8b_fclk_div3.hw, + [CLKID_FCLK_DIV4] = &meson8b_fclk_div4.hw, + [CLKID_FCLK_DIV5] = &meson8b_fclk_div5.hw, + [CLKID_FCLK_DIV7] = &meson8b_fclk_div7.hw, + [CLKID_CPUCLK] = &meson8b_cpu_clk.hw, + [CLKID_MPEG_SEL] = &meson8b_mpeg_clk_sel.hw, + [CLKID_MPEG_DIV] = &meson8b_mpeg_clk_div.hw, + [CLKID_CLK81] = &meson8b_clk81.hw, + }, + .num = CLK_NR_CLKS, +}; + +static struct meson_clk_pll *const meson8b_clk_plls[] = { + &meson8b_fixed_pll, + &meson8b_vid_pll, + &meson8b_sys_pll, +}; + +static int meson8b_clkc_probe(struct platform_device *pdev) +{ + void __iomem *clk_base; + int ret, clkid, i; + struct clk_hw *parent_hw; + struct clk *parent_clk; + struct device *dev = &pdev->dev; /* Generic clocks and PLLs */ - clk_base = of_iomap(np, 1); + clk_base = of_iomap(dev->of_node, 1); if (!clk_base) { pr_err("%s: Unable to map clk base\n", __func__); - return; + return -ENXIO; + } + + /* Populate base address for PLLs */ + for (i = 0; i < ARRAY_SIZE(meson8b_clk_plls); i++) + meson8b_clk_plls[i]->base = clk_base; + + /* Populate the base address for CPU clk */ + meson8b_cpu_clk.base = clk_base; + + /* Populate the base address for the MPEG clks */ + meson8b_mpeg_clk_sel.reg = clk_base + (u32)meson8b_mpeg_clk_sel.reg; + meson8b_mpeg_clk_div.reg = clk_base + (u32)meson8b_mpeg_clk_div.reg; + meson8b_clk81.reg = clk_base + (u32)meson8b_clk81.reg; + + /* + * register all clks + * CLKID_UNUSED = 0, so skip it and start with CLKID_XTAL = 1 + */ + for (clkid = CLKID_XTAL; clkid < CLK_NR_CLKS; clkid++) { + /* array might be sparse */ + if (!meson8b_hw_onecell_data.hws[clkid]) + continue; + + /* FIXME convert to devm_clk_register */ + ret = devm_clk_hw_register(dev, meson8b_hw_onecell_data.hws[clkid]); + if (ret) + goto iounmap; } - meson_clk_register_clks(meson8b_clk_confs, - ARRAY_SIZE(meson8b_clk_confs), - clk_base); + /* + * Register CPU clk notifier + * + * FIXME this is wrong for a lot of reasons. First, the muxes should be + * struct clk_hw objects. Second, we shouldn't program the muxes in + * notifier handlers. The tricky programming sequence will be handled + * by the forthcoming coordinated clock rates mechanism once that + * feature is released. + * + * Furthermore, looking up the parent this way is terrible. At some + * point we will stop allocating a default struct clk when registering + * a new clk_hw, and this hack will no longer work. Releasing the ccr + * feature before that time solves the problem :-) + */ + parent_hw = clk_hw_get_parent(&meson8b_cpu_clk.hw); + parent_clk = parent_hw->clk; + ret = clk_notifier_register(parent_clk, &meson8b_cpu_clk.clk_nb); + if (ret) { + pr_err("%s: failed to register clock notifier for cpu_clk\n", + __func__); + goto iounmap; + } + + return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, + &meson8b_hw_onecell_data); + +iounmap: + iounmap(clk_base); + return ret; +} + +static const struct of_device_id meson8b_clkc_match_table[] = { + { .compatible = "amlogic,meson8b-clkc" }, + { } +}; + +static struct platform_driver meson8b_driver = { + .probe = meson8b_clkc_probe, + .driver = { + .name = "meson8b-clkc", + .of_match_table = meson8b_clkc_match_table, + }, +}; + +static int __init meson8b_clkc_init(void) +{ + return platform_driver_register(&meson8b_driver); } -CLK_OF_DECLARE(meson8b_clock, "amlogic,meson8b-clkc", meson8b_clkc_init); +device_initcall(meson8b_clkc_init); diff --git a/drivers/clk/nxp/clk-lpc32xx.c b/drivers/clk/nxp/clk-lpc32xx.c index 481b264..90d740a 100644 --- a/drivers/clk/nxp/clk-lpc32xx.c +++ b/drivers/clk/nxp/clk-lpc32xx.c @@ -87,7 +87,7 @@ enum { enum { /* Start from the last defined clock in dt bindings */ - LPC32XX_CLK_ADC_DIV = LPC32XX_CLK_HCLK_PLL + 1, + LPC32XX_CLK_ADC_DIV = LPC32XX_CLK_PERIPH + 1, LPC32XX_CLK_ADC_RTC, LPC32XX_CLK_TEST1, LPC32XX_CLK_TEST2, @@ -99,7 +99,6 @@ enum { LPC32XX_CLK_HCLK_DIV_PERIPH, LPC32XX_CLK_HCLK_DIV, LPC32XX_CLK_HCLK, - LPC32XX_CLK_PERIPH, LPC32XX_CLK_ARM, LPC32XX_CLK_ARM_VFP, diff --git a/drivers/clk/qcom/gcc-msm8660.c b/drivers/clk/qcom/gcc-msm8660.c index 6dc5586..c347a0d 100644 --- a/drivers/clk/qcom/gcc-msm8660.c +++ b/drivers/clk/qcom/gcc-msm8660.c @@ -2290,6 +2290,32 @@ static struct clk_branch sdc5_h_clk = { }, }; +static struct clk_branch ebi2_2x_clk = { + .halt_reg = 0x2fcc, + .halt_bit = 18, + .clkr = { + .enable_reg = 0x2660, + .enable_mask = BIT(4), + .hw.init = &(struct clk_init_data){ + .name = "ebi2_2x_clk", + .ops = &clk_branch_ops, + }, + }, +}; + +static struct clk_branch ebi2_clk = { + .halt_reg = 0x2fcc, + .halt_bit = 19, + .clkr = { + .enable_reg = 0x2664, + .enable_mask = BIT(4), + .hw.init = &(struct clk_init_data){ + .name = "ebi2_clk", + .ops = &clk_branch_ops, + }, + }, +}; + static struct clk_branch adm0_clk = { .halt_reg = 0x2fdc, .halt_check = BRANCH_HALT_VOTED, @@ -2533,6 +2559,8 @@ static struct clk_regmap *gcc_msm8660_clks[] = { [SDC3_H_CLK] = &sdc3_h_clk.clkr, [SDC4_H_CLK] = &sdc4_h_clk.clkr, [SDC5_H_CLK] = &sdc5_h_clk.clkr, + [EBI2_2X_CLK] = &ebi2_2x_clk.clkr, + [EBI2_CLK] = &ebi2_clk.clkr, [ADM0_CLK] = &adm0_clk.clkr, [ADM0_PBUS_CLK] = &adm0_pbus_clk.clkr, [ADM1_CLK] = &adm1_clk.clkr, diff --git a/drivers/clk/qcom/gcc-msm8996.c b/drivers/clk/qcom/gcc-msm8996.c index c9b96f3..bbf732b 100644 --- a/drivers/clk/qcom/gcc-msm8996.c +++ b/drivers/clk/qcom/gcc-msm8996.c @@ -2891,21 +2891,6 @@ static struct clk_branch gcc_smmu_aggre0_ahb_clk = { }, }; -static struct clk_branch gcc_aggre1_pnoc_ahb_clk = { - .halt_reg = 0x82014, - .clkr = { - .enable_reg = 0x82014, - .enable_mask = BIT(0), - .hw.init = &(struct clk_init_data){ - .name = "gcc_aggre1_pnoc_ahb_clk", - .parent_names = (const char *[]){ "periph_noc_clk_src" }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, - .ops = &clk_branch2_ops, - }, - }, -}; - static struct clk_branch gcc_aggre2_ufs_axi_clk = { .halt_reg = 0x83014, .clkr = { @@ -3308,7 +3293,6 @@ static struct clk_regmap *gcc_msm8996_clocks[] = { [GCC_AGGRE0_CNOC_AHB_CLK] = &gcc_aggre0_cnoc_ahb_clk.clkr, [GCC_SMMU_AGGRE0_AXI_CLK] = &gcc_smmu_aggre0_axi_clk.clkr, [GCC_SMMU_AGGRE0_AHB_CLK] = &gcc_smmu_aggre0_ahb_clk.clkr, - [GCC_AGGRE1_PNOC_AHB_CLK] = &gcc_aggre1_pnoc_ahb_clk.clkr, [GCC_AGGRE2_UFS_AXI_CLK] = &gcc_aggre2_ufs_axi_clk.clkr, [GCC_AGGRE2_USB3_AXI_CLK] = &gcc_aggre2_usb3_axi_clk.clkr, [GCC_QSPI_AHB_CLK] = &gcc_qspi_ahb_clk.clkr, diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 2115ce4..41a12d3 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -1,6 +1,7 @@ config CLK_RENESAS_CPG_MSSR bool default y if ARCH_R8A7795 + default y if ARCH_R8A7796 config CLK_RENESAS_CPG_MSTP bool @@ -11,6 +12,7 @@ config CLK_RENESAS_CPG_MSTP default y if ARCH_R8A7779 default y if ARCH_R8A7790 default y if ARCH_R8A7791 + default y if ARCH_R8A7792 default y if ARCH_R8A7793 default y if ARCH_R8A7794 default y if ARCH_SH73A0 diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index ead8bb8..90dd0db 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -6,9 +6,11 @@ obj-$(CONFIG_ARCH_R8A7778) += clk-r8a7778.o obj-$(CONFIG_ARCH_R8A7779) += clk-r8a7779.o obj-$(CONFIG_ARCH_R8A7790) += clk-rcar-gen2.o clk-div6.o obj-$(CONFIG_ARCH_R8A7791) += clk-rcar-gen2.o clk-div6.o +obj-$(CONFIG_ARCH_R8A7792) += clk-rcar-gen2.o clk-div6.o obj-$(CONFIG_ARCH_R8A7793) += clk-rcar-gen2.o clk-div6.o obj-$(CONFIG_ARCH_R8A7794) += clk-rcar-gen2.o clk-div6.o -obj-$(CONFIG_ARCH_R8A7795) += r8a7795-cpg-mssr.o +obj-$(CONFIG_ARCH_R8A7795) += r8a7795-cpg-mssr.o rcar-gen3-cpg.o +obj-$(CONFIG_ARCH_R8A7796) += r8a7796-cpg-mssr.o rcar-gen3-cpg.o obj-$(CONFIG_ARCH_SH73A0) += clk-sh73a0.o clk-div6.o obj-$(CONFIG_CLK_RENESAS_CPG_MSSR) += renesas-cpg-mssr.o clk-div6.o diff --git a/drivers/clk/renesas/r8a7795-cpg-mssr.c b/drivers/clk/renesas/r8a7795-cpg-mssr.c index ca5519c..d359c92 100644 --- a/drivers/clk/renesas/r8a7795-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7795-cpg-mssr.c @@ -12,22 +12,14 @@ * the Free Software Foundation; version 2 of the License. */ -#include <linux/bug.h> -#include <linux/clk.h> -#include <linux/clk-provider.h> #include <linux/device.h> -#include <linux/err.h> #include <linux/init.h> -#include <linux/io.h> #include <linux/kernel.h> -#include <linux/of.h> -#include <linux/slab.h> #include <dt-bindings/clock/r8a7795-cpg-mssr.h> #include "renesas-cpg-mssr.h" - -#define CPG_RCKCR 0x240 +#include "rcar-gen3-cpg.h" enum clk_ids { /* Core Clock Outputs exported to DT */ @@ -58,20 +50,6 @@ enum clk_ids { MOD_CLK_BASE }; -enum r8a7795_clk_types { - CLK_TYPE_GEN3_MAIN = CLK_TYPE_CUSTOM, - CLK_TYPE_GEN3_PLL0, - CLK_TYPE_GEN3_PLL1, - CLK_TYPE_GEN3_PLL2, - CLK_TYPE_GEN3_PLL3, - CLK_TYPE_GEN3_PLL4, - CLK_TYPE_GEN3_SD, - CLK_TYPE_GEN3_R, -}; - -#define DEF_GEN3_SD(_name, _id, _parent, _offset) \ - DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset) - static const struct cpg_core_clk r8a7795_core_clks[] __initconst = { /* External Clock Inputs */ DEF_INPUT("extal", CLK_EXTAL), @@ -129,6 +107,9 @@ static const struct cpg_core_clk r8a7795_core_clks[] __initconst = { }; static const struct mssr_mod_clk r8a7795_mod_clks[] __initconst = { + DEF_MOD("fdp1-2", 117, R8A7795_CLK_S2D1), + DEF_MOD("fdp1-1", 118, R8A7795_CLK_S2D1), + DEF_MOD("fdp1-0", 119, R8A7795_CLK_S2D1), DEF_MOD("scif5", 202, R8A7795_CLK_S3D4), DEF_MOD("scif4", 203, R8A7795_CLK_S3D4), DEF_MOD("scif3", 204, R8A7795_CLK_S3D4), @@ -157,11 +138,20 @@ static const struct mssr_mod_clk r8a7795_mod_clks[] __initconst = { DEF_MOD("intc-ap", 408, R8A7795_CLK_S3D1), DEF_MOD("audmac0", 502, R8A7795_CLK_S3D4), DEF_MOD("audmac1", 501, R8A7795_CLK_S3D4), + DEF_MOD("drif7", 508, R8A7795_CLK_S3D2), + DEF_MOD("drif6", 509, R8A7795_CLK_S3D2), + DEF_MOD("drif5", 510, R8A7795_CLK_S3D2), + DEF_MOD("drif4", 511, R8A7795_CLK_S3D2), + DEF_MOD("drif3", 512, R8A7795_CLK_S3D2), + DEF_MOD("drif2", 513, R8A7795_CLK_S3D2), + DEF_MOD("drif1", 514, R8A7795_CLK_S3D2), + DEF_MOD("drif0", 515, R8A7795_CLK_S3D2), DEF_MOD("hscif4", 516, R8A7795_CLK_S3D1), DEF_MOD("hscif3", 517, R8A7795_CLK_S3D1), DEF_MOD("hscif2", 518, R8A7795_CLK_S3D1), DEF_MOD("hscif1", 519, R8A7795_CLK_S3D1), DEF_MOD("hscif0", 520, R8A7795_CLK_S3D1), + DEF_MOD("thermal", 522, R8A7795_CLK_CP), DEF_MOD("pwm", 523, R8A7795_CLK_S3D4), DEF_MOD("fcpvd3", 600, R8A7795_CLK_S2D1), DEF_MOD("fcpvd2", 601, R8A7795_CLK_S2D1), @@ -199,7 +189,7 @@ static const struct mssr_mod_clk r8a7795_mod_clks[] __initconst = { DEF_MOD("du2", 722, R8A7795_CLK_S2D1), DEF_MOD("du1", 723, R8A7795_CLK_S2D1), DEF_MOD("du0", 724, R8A7795_CLK_S2D1), - DEF_MOD("lvds", 727, R8A7795_CLK_S2D1), + DEF_MOD("lvds", 727, R8A7795_CLK_S0D4), DEF_MOD("hdmi1", 728, R8A7795_CLK_HDMI), DEF_MOD("hdmi0", 729, R8A7795_CLK_HDMI), DEF_MOD("vin7", 804, R8A7795_CLK_S2D1), @@ -262,225 +252,6 @@ static const unsigned int r8a7795_crit_mod_clks[] __initconst = { MOD_CLK_ID(408), /* INTC-AP (GIC) */ }; -/* ----------------------------------------------------------------------------- - * SDn Clock - * - */ -#define CPG_SD_STP_HCK BIT(9) -#define CPG_SD_STP_CK BIT(8) - -#define CPG_SD_STP_MASK (CPG_SD_STP_HCK | CPG_SD_STP_CK) -#define CPG_SD_FC_MASK (0x7 << 2 | 0x3 << 0) - -#define CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) \ -{ \ - .val = ((stp_hck) ? CPG_SD_STP_HCK : 0) | \ - ((stp_ck) ? CPG_SD_STP_CK : 0) | \ - ((sd_srcfc) << 2) | \ - ((sd_fc) << 0), \ - .div = (sd_div), \ -} - -struct sd_div_table { - u32 val; - unsigned int div; -}; - -struct sd_clock { - struct clk_hw hw; - void __iomem *reg; - const struct sd_div_table *div_table; - unsigned int div_num; - unsigned int div_min; - unsigned int div_max; -}; - -/* SDn divider - * sd_srcfc sd_fc div - * stp_hck stp_ck (div) (div) = sd_srcfc x sd_fc - *------------------------------------------------------------------- - * 0 0 0 (1) 1 (4) 4 - * 0 0 1 (2) 1 (4) 8 - * 1 0 2 (4) 1 (4) 16 - * 1 0 3 (8) 1 (4) 32 - * 1 0 4 (16) 1 (4) 64 - * 0 0 0 (1) 0 (2) 2 - * 0 0 1 (2) 0 (2) 4 - * 1 0 2 (4) 0 (2) 8 - * 1 0 3 (8) 0 (2) 16 - * 1 0 4 (16) 0 (2) 32 - */ -static const struct sd_div_table cpg_sd_div_table[] = { -/* CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) */ - CPG_SD_DIV_TABLE_DATA(0, 0, 0, 1, 4), - CPG_SD_DIV_TABLE_DATA(0, 0, 1, 1, 8), - CPG_SD_DIV_TABLE_DATA(1, 0, 2, 1, 16), - CPG_SD_DIV_TABLE_DATA(1, 0, 3, 1, 32), - CPG_SD_DIV_TABLE_DATA(1, 0, 4, 1, 64), - CPG_SD_DIV_TABLE_DATA(0, 0, 0, 0, 2), - CPG_SD_DIV_TABLE_DATA(0, 0, 1, 0, 4), - CPG_SD_DIV_TABLE_DATA(1, 0, 2, 0, 8), - CPG_SD_DIV_TABLE_DATA(1, 0, 3, 0, 16), - CPG_SD_DIV_TABLE_DATA(1, 0, 4, 0, 32), -}; - -#define to_sd_clock(_hw) container_of(_hw, struct sd_clock, hw) - -static int cpg_sd_clock_enable(struct clk_hw *hw) -{ - struct sd_clock *clock = to_sd_clock(hw); - u32 val, sd_fc; - unsigned int i; - - val = clk_readl(clock->reg); - - sd_fc = val & CPG_SD_FC_MASK; - for (i = 0; i < clock->div_num; i++) - if (sd_fc == (clock->div_table[i].val & CPG_SD_FC_MASK)) - break; - - if (i >= clock->div_num) - return -EINVAL; - - val &= ~(CPG_SD_STP_MASK); - val |= clock->div_table[i].val & CPG_SD_STP_MASK; - - clk_writel(val, clock->reg); - - return 0; -} - -static void cpg_sd_clock_disable(struct clk_hw *hw) -{ - struct sd_clock *clock = to_sd_clock(hw); - - clk_writel(clk_readl(clock->reg) | CPG_SD_STP_MASK, clock->reg); -} - -static int cpg_sd_clock_is_enabled(struct clk_hw *hw) -{ - struct sd_clock *clock = to_sd_clock(hw); - - return !(clk_readl(clock->reg) & CPG_SD_STP_MASK); -} - -static unsigned long cpg_sd_clock_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct sd_clock *clock = to_sd_clock(hw); - unsigned long rate = parent_rate; - u32 val, sd_fc; - unsigned int i; - - val = clk_readl(clock->reg); - - sd_fc = val & CPG_SD_FC_MASK; - for (i = 0; i < clock->div_num; i++) - if (sd_fc == (clock->div_table[i].val & CPG_SD_FC_MASK)) - break; - - if (i >= clock->div_num) - return -EINVAL; - - return DIV_ROUND_CLOSEST(rate, clock->div_table[i].div); -} - -static unsigned int cpg_sd_clock_calc_div(struct sd_clock *clock, - unsigned long rate, - unsigned long parent_rate) -{ - unsigned int div; - - if (!rate) - rate = 1; - - div = DIV_ROUND_CLOSEST(parent_rate, rate); - - return clamp_t(unsigned int, div, clock->div_min, clock->div_max); -} - -static long cpg_sd_clock_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *parent_rate) -{ - struct sd_clock *clock = to_sd_clock(hw); - unsigned int div = cpg_sd_clock_calc_div(clock, rate, *parent_rate); - - return DIV_ROUND_CLOSEST(*parent_rate, div); -} - -static int cpg_sd_clock_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct sd_clock *clock = to_sd_clock(hw); - unsigned int div = cpg_sd_clock_calc_div(clock, rate, parent_rate); - u32 val; - unsigned int i; - - for (i = 0; i < clock->div_num; i++) - if (div == clock->div_table[i].div) - break; - - if (i >= clock->div_num) - return -EINVAL; - - val = clk_readl(clock->reg); - val &= ~(CPG_SD_STP_MASK | CPG_SD_FC_MASK); - val |= clock->div_table[i].val & (CPG_SD_STP_MASK | CPG_SD_FC_MASK); - clk_writel(val, clock->reg); - - return 0; -} - -static const struct clk_ops cpg_sd_clock_ops = { - .enable = cpg_sd_clock_enable, - .disable = cpg_sd_clock_disable, - .is_enabled = cpg_sd_clock_is_enabled, - .recalc_rate = cpg_sd_clock_recalc_rate, - .round_rate = cpg_sd_clock_round_rate, - .set_rate = cpg_sd_clock_set_rate, -}; - -static struct clk * __init cpg_sd_clk_register(const struct cpg_core_clk *core, - void __iomem *base, - const char *parent_name) -{ - struct clk_init_data init; - struct sd_clock *clock; - struct clk *clk; - unsigned int i; - - clock = kzalloc(sizeof(*clock), GFP_KERNEL); - if (!clock) - return ERR_PTR(-ENOMEM); - - init.name = core->name; - init.ops = &cpg_sd_clock_ops; - init.flags = CLK_IS_BASIC | CLK_SET_RATE_PARENT; - init.parent_names = &parent_name; - init.num_parents = 1; - - clock->reg = base + core->offset; - clock->hw.init = &init; - clock->div_table = cpg_sd_div_table; - clock->div_num = ARRAY_SIZE(cpg_sd_div_table); - - clock->div_max = clock->div_table[0].div; - clock->div_min = clock->div_max; - for (i = 1; i < clock->div_num; i++) { - clock->div_max = max(clock->div_max, clock->div_table[i].div); - clock->div_min = min(clock->div_min, clock->div_table[i].div); - } - - clk = clk_register(NULL, &clock->hw); - if (IS_ERR(clk)) - kfree(clock); - - return clk; -} - -#define CPG_PLL0CR 0x00d8 -#define CPG_PLL2CR 0x002c -#define CPG_PLL4CR 0x01f4 /* * CPG Clock Data @@ -512,13 +283,7 @@ static struct clk * __init cpg_sd_clk_register(const struct cpg_core_clk *core, (((md) & BIT(19)) >> 18) | \ (((md) & BIT(17)) >> 17)) -struct cpg_pll_config { - unsigned int extal_div; - unsigned int pll1_mult; - unsigned int pll3_mult; -}; - -static const struct cpg_pll_config cpg_pll_configs[16] __initconst = { +static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] __initconst = { /* EXTAL div PLL1 mult PLL3 mult */ { 1, 192, 192, }, { 1, 192, 128, }, @@ -538,112 +303,9 @@ static const struct cpg_pll_config cpg_pll_configs[16] __initconst = { { 2, 192, 192, }, }; -static const struct cpg_pll_config *cpg_pll_config __initdata; - -static -struct clk * __init r8a7795_cpg_clk_register(struct device *dev, - const struct cpg_core_clk *core, - const struct cpg_mssr_info *info, - struct clk **clks, - void __iomem *base) -{ - const struct clk *parent; - unsigned int mult = 1; - unsigned int div = 1; - u32 value; - - parent = clks[core->parent]; - if (IS_ERR(parent)) - return ERR_CAST(parent); - - switch (core->type) { - case CLK_TYPE_GEN3_MAIN: - div = cpg_pll_config->extal_div; - break; - - case CLK_TYPE_GEN3_PLL0: - /* - * PLL0 is a configurable multiplier clock. Register it as a - * fixed factor clock for now as there's no generic multiplier - * clock implementation and we currently have no need to change - * the multiplier value. - */ - value = readl(base + CPG_PLL0CR); - mult = (((value >> 24) & 0x7f) + 1) * 2; - break; - - case CLK_TYPE_GEN3_PLL1: - mult = cpg_pll_config->pll1_mult; - break; - - case CLK_TYPE_GEN3_PLL2: - /* - * PLL2 is a configurable multiplier clock. Register it as a - * fixed factor clock for now as there's no generic multiplier - * clock implementation and we currently have no need to change - * the multiplier value. - */ - value = readl(base + CPG_PLL2CR); - mult = (((value >> 24) & 0x7f) + 1) * 2; - break; - - case CLK_TYPE_GEN3_PLL3: - mult = cpg_pll_config->pll3_mult; - break; - - case CLK_TYPE_GEN3_PLL4: - /* - * PLL4 is a configurable multiplier clock. Register it as a - * fixed factor clock for now as there's no generic multiplier - * clock implementation and we currently have no need to change - * the multiplier value. - */ - value = readl(base + CPG_PLL4CR); - mult = (((value >> 24) & 0x7f) + 1) * 2; - break; - - case CLK_TYPE_GEN3_SD: - return cpg_sd_clk_register(core, base, __clk_get_name(parent)); - - case CLK_TYPE_GEN3_R: - /* RINT is default. Only if EXTALR is populated, we switch to it */ - value = readl(base + CPG_RCKCR) & 0x3f; - - if (clk_get_rate(clks[CLK_EXTALR])) { - parent = clks[CLK_EXTALR]; - value |= BIT(15); - } - - writel(value, base + CPG_RCKCR); - break; - - default: - return ERR_PTR(-EINVAL); - } - - return clk_register_fixed_factor(NULL, core->name, - __clk_get_name(parent), 0, mult, div); -} - -/* - * Reset register definitions. - */ -#define MODEMR 0xe6160060 - -static u32 rcar_gen3_read_mode_pins(void) -{ - void __iomem *modemr = ioremap_nocache(MODEMR, 4); - u32 mode; - - BUG_ON(!modemr); - mode = ioread32(modemr); - iounmap(modemr); - - return mode; -} - static int __init r8a7795_cpg_mssr_init(struct device *dev) { + const struct rcar_gen3_cpg_pll_config *cpg_pll_config; u32 cpg_mode = rcar_gen3_read_mode_pins(); cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; @@ -652,7 +314,7 @@ static int __init r8a7795_cpg_mssr_init(struct device *dev) return -EINVAL; } - return 0; + return rcar_gen3_cpg_init(cpg_pll_config, CLK_EXTALR); } const struct cpg_mssr_info r8a7795_cpg_mssr_info __initconst = { @@ -673,5 +335,5 @@ const struct cpg_mssr_info r8a7795_cpg_mssr_info __initconst = { /* Callbacks */ .init = r8a7795_cpg_mssr_init, - .cpg_clk_register = r8a7795_cpg_clk_register, + .cpg_clk_register = rcar_gen3_cpg_clk_register, }; diff --git a/drivers/clk/renesas/r8a7796-cpg-mssr.c b/drivers/clk/renesas/r8a7796-cpg-mssr.c new file mode 100644 index 0000000..c84b549 --- /dev/null +++ b/drivers/clk/renesas/r8a7796-cpg-mssr.c @@ -0,0 +1,192 @@ +/* + * r8a7796 Clock Pulse Generator / Module Standby and Software Reset + * + * Copyright (C) 2016 Glider bvba + * + * Based on r8a7795-cpg-mssr.c + * + * Copyright (C) 2015 Glider bvba + * Copyright (C) 2015 Renesas Electronics Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/kernel.h> + +#include <dt-bindings/clock/r8a7796-cpg-mssr.h> + +#include "renesas-cpg-mssr.h" +#include "rcar-gen3-cpg.h" + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R8A7796_CLK_OSC, + + /* External Input Clocks */ + CLK_EXTAL, + CLK_EXTALR, + + /* Internal Core Clocks */ + CLK_MAIN, + CLK_PLL0, + CLK_PLL1, + CLK_PLL2, + CLK_PLL3, + CLK_PLL4, + CLK_PLL1_DIV2, + CLK_PLL1_DIV4, + CLK_S0, + CLK_S1, + CLK_S2, + CLK_S3, + CLK_SDSRC, + CLK_SSPSRC, + + /* Module Clocks */ + MOD_CLK_BASE +}; + +static const struct cpg_core_clk r8a7796_core_clks[] __initconst = { + /* External Clock Inputs */ + DEF_INPUT("extal", CLK_EXTAL), + DEF_INPUT("extalr", CLK_EXTALR), + + /* Internal Core Clocks */ + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN3_MAIN, CLK_EXTAL), + DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN3_PLL0, CLK_MAIN), + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN3_PLL1, CLK_MAIN), + DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN3_PLL2, CLK_MAIN), + DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN3_PLL3, CLK_MAIN), + DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN3_PLL4, CLK_MAIN), + + DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1), + DEF_FIXED(".pll1_div4", CLK_PLL1_DIV4, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED(".s1", CLK_S1, CLK_PLL1_DIV2, 3, 1), + DEF_FIXED(".s2", CLK_S2, CLK_PLL1_DIV2, 4, 1), + DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 6, 1), + + /* Core Clock Outputs */ + DEF_FIXED("ztr", R8A7796_CLK_ZTR, CLK_PLL1_DIV2, 6, 1), + DEF_FIXED("ztrd2", R8A7796_CLK_ZTRD2, CLK_PLL1_DIV2, 12, 1), + DEF_FIXED("zt", R8A7796_CLK_ZT, CLK_PLL1_DIV2, 4, 1), + DEF_FIXED("zx", R8A7796_CLK_ZX, CLK_PLL1_DIV2, 2, 1), + DEF_FIXED("s0d1", R8A7796_CLK_S0D1, CLK_S0, 1, 1), + DEF_FIXED("s0d2", R8A7796_CLK_S0D2, CLK_S0, 2, 1), + DEF_FIXED("s0d3", R8A7796_CLK_S0D3, CLK_S0, 3, 1), + DEF_FIXED("s0d4", R8A7796_CLK_S0D4, CLK_S0, 4, 1), + DEF_FIXED("s0d6", R8A7796_CLK_S0D6, CLK_S0, 6, 1), + DEF_FIXED("s0d8", R8A7796_CLK_S0D8, CLK_S0, 8, 1), + DEF_FIXED("s0d12", R8A7796_CLK_S0D12, CLK_S0, 12, 1), + DEF_FIXED("s1d1", R8A7796_CLK_S1D1, CLK_S1, 1, 1), + DEF_FIXED("s1d2", R8A7796_CLK_S1D2, CLK_S1, 2, 1), + DEF_FIXED("s1d4", R8A7796_CLK_S1D4, CLK_S1, 4, 1), + DEF_FIXED("s2d1", R8A7796_CLK_S2D1, CLK_S2, 1, 1), + DEF_FIXED("s2d2", R8A7796_CLK_S2D2, CLK_S2, 2, 1), + DEF_FIXED("s2d4", R8A7796_CLK_S2D4, CLK_S2, 4, 1), + DEF_FIXED("s3d1", R8A7796_CLK_S3D1, CLK_S3, 1, 1), + DEF_FIXED("s3d2", R8A7796_CLK_S3D2, CLK_S3, 2, 1), + DEF_FIXED("s3d4", R8A7796_CLK_S3D4, CLK_S3, 4, 1), + + DEF_FIXED("cl", R8A7796_CLK_CL, CLK_PLL1_DIV2, 48, 1), + DEF_FIXED("cp", R8A7796_CLK_CP, CLK_EXTAL, 2, 1), +}; + +static const struct mssr_mod_clk r8a7796_mod_clks[] __initconst = { + DEF_MOD("scif2", 310, R8A7796_CLK_S3D4), + DEF_MOD("intc-ap", 408, R8A7796_CLK_S3D1), +}; + +static const unsigned int r8a7796_crit_mod_clks[] __initconst = { + MOD_CLK_ID(408), /* INTC-AP (GIC) */ +}; + + +/* + * CPG Clock Data + */ + +/* + * MD EXTAL PLL0 PLL1 PLL2 PLL3 PLL4 + * 14 13 19 17 (MHz) + *------------------------------------------------------------------- + * 0 0 0 0 16.66 x 1 x180 x192 x144 x192 x144 + * 0 0 0 1 16.66 x 1 x180 x192 x144 x128 x144 + * 0 0 1 0 Prohibited setting + * 0 0 1 1 16.66 x 1 x180 x192 x144 x192 x144 + * 0 1 0 0 20 x 1 x150 x160 x120 x160 x120 + * 0 1 0 1 20 x 1 x150 x160 x120 x106 x120 + * 0 1 1 0 Prohibited setting + * 0 1 1 1 20 x 1 x150 x160 x120 x160 x120 + * 1 0 0 0 25 x 1 x120 x128 x96 x128 x96 + * 1 0 0 1 25 x 1 x120 x128 x96 x84 x96 + * 1 0 1 0 Prohibited setting + * 1 0 1 1 25 x 1 x120 x128 x96 x128 x96 + * 1 1 0 0 33.33 / 2 x180 x192 x144 x192 x144 + * 1 1 0 1 33.33 / 2 x180 x192 x144 x128 x144 + * 1 1 1 0 Prohibited setting + * 1 1 1 1 33.33 / 2 x180 x192 x144 x192 x144 + */ +#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 11) | \ + (((md) & BIT(13)) >> 11) | \ + (((md) & BIT(19)) >> 18) | \ + (((md) & BIT(17)) >> 17)) + +static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] __initconst = { + /* EXTAL div PLL1 mult PLL3 mult */ + { 1, 192, 192, }, + { 1, 192, 128, }, + { 0, /* Prohibited setting */ }, + { 1, 192, 192, }, + { 1, 160, 160, }, + { 1, 160, 106, }, + { 0, /* Prohibited setting */ }, + { 1, 160, 160, }, + { 1, 128, 128, }, + { 1, 128, 84, }, + { 0, /* Prohibited setting */ }, + { 1, 128, 128, }, + { 2, 192, 192, }, + { 2, 192, 128, }, + { 0, /* Prohibited setting */ }, + { 2, 192, 192, }, +}; + +static int __init r8a7796_cpg_mssr_init(struct device *dev) +{ + const struct rcar_gen3_cpg_pll_config *cpg_pll_config; + u32 cpg_mode = rcar_gen3_read_mode_pins(); + + cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; + if (!cpg_pll_config->extal_div) { + dev_err(dev, "Prohibited setting (cpg_mode=0x%x)\n", cpg_mode); + return -EINVAL; + } + + return rcar_gen3_cpg_init(cpg_pll_config, CLK_EXTALR); +} + +const struct cpg_mssr_info r8a7796_cpg_mssr_info __initconst = { + /* Core Clocks */ + .core_clks = r8a7796_core_clks, + .num_core_clks = ARRAY_SIZE(r8a7796_core_clks), + .last_dt_core_clk = LAST_DT_CORE_CLK, + .num_total_core_clks = MOD_CLK_BASE, + + /* Module Clocks */ + .mod_clks = r8a7796_mod_clks, + .num_mod_clks = ARRAY_SIZE(r8a7796_mod_clks), + .num_hw_mod_clks = 12 * 32, + + /* Critical Module Clocks */ + .crit_mod_clks = r8a7796_crit_mod_clks, + .num_crit_mod_clks = ARRAY_SIZE(r8a7796_crit_mod_clks), + + /* Callbacks */ + .init = r8a7796_cpg_mssr_init, + .cpg_clk_register = rcar_gen3_cpg_clk_register, +}; diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c new file mode 100644 index 0000000..bb4f2f9 --- /dev/null +++ b/drivers/clk/renesas/rcar-gen3-cpg.c @@ -0,0 +1,359 @@ +/* + * R-Car Gen3 Clock Pulse Generator + * + * Copyright (C) 2015-2016 Glider bvba + * + * Based on clk-rcar-gen3.c + * + * Copyright (C) 2015 Renesas Electronics Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#include <linux/bug.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/slab.h> + +#include "renesas-cpg-mssr.h" +#include "rcar-gen3-cpg.h" + +#define CPG_PLL0CR 0x00d8 +#define CPG_PLL2CR 0x002c +#define CPG_PLL4CR 0x01f4 + + +/* + * SDn Clock + */ +#define CPG_SD_STP_HCK BIT(9) +#define CPG_SD_STP_CK BIT(8) + +#define CPG_SD_STP_MASK (CPG_SD_STP_HCK | CPG_SD_STP_CK) +#define CPG_SD_FC_MASK (0x7 << 2 | 0x3 << 0) + +#define CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) \ +{ \ + .val = ((stp_hck) ? CPG_SD_STP_HCK : 0) | \ + ((stp_ck) ? CPG_SD_STP_CK : 0) | \ + ((sd_srcfc) << 2) | \ + ((sd_fc) << 0), \ + .div = (sd_div), \ +} + +struct sd_div_table { + u32 val; + unsigned int div; +}; + +struct sd_clock { + struct clk_hw hw; + void __iomem *reg; + const struct sd_div_table *div_table; + unsigned int div_num; + unsigned int div_min; + unsigned int div_max; +}; + +/* SDn divider + * sd_srcfc sd_fc div + * stp_hck stp_ck (div) (div) = sd_srcfc x sd_fc + *------------------------------------------------------------------- + * 0 0 0 (1) 1 (4) 4 + * 0 0 1 (2) 1 (4) 8 + * 1 0 2 (4) 1 (4) 16 + * 1 0 3 (8) 1 (4) 32 + * 1 0 4 (16) 1 (4) 64 + * 0 0 0 (1) 0 (2) 2 + * 0 0 1 (2) 0 (2) 4 + * 1 0 2 (4) 0 (2) 8 + * 1 0 3 (8) 0 (2) 16 + * 1 0 4 (16) 0 (2) 32 + */ +static const struct sd_div_table cpg_sd_div_table[] = { +/* CPG_SD_DIV_TABLE_DATA(stp_hck, stp_ck, sd_srcfc, sd_fc, sd_div) */ + CPG_SD_DIV_TABLE_DATA(0, 0, 0, 1, 4), + CPG_SD_DIV_TABLE_DATA(0, 0, 1, 1, 8), + CPG_SD_DIV_TABLE_DATA(1, 0, 2, 1, 16), + CPG_SD_DIV_TABLE_DATA(1, 0, 3, 1, 32), + CPG_SD_DIV_TABLE_DATA(1, 0, 4, 1, 64), + CPG_SD_DIV_TABLE_DATA(0, 0, 0, 0, 2), + CPG_SD_DIV_TABLE_DATA(0, 0, 1, 0, 4), + CPG_SD_DIV_TABLE_DATA(1, 0, 2, 0, 8), + CPG_SD_DIV_TABLE_DATA(1, 0, 3, 0, 16), + CPG_SD_DIV_TABLE_DATA(1, 0, 4, 0, 32), +}; + +#define to_sd_clock(_hw) container_of(_hw, struct sd_clock, hw) + +static int cpg_sd_clock_enable(struct clk_hw *hw) +{ + struct sd_clock *clock = to_sd_clock(hw); + u32 val, sd_fc; + unsigned int i; + + val = clk_readl(clock->reg); + + sd_fc = val & CPG_SD_FC_MASK; + for (i = 0; i < clock->div_num; i++) + if (sd_fc == (clock->div_table[i].val & CPG_SD_FC_MASK)) + break; + + if (i >= clock->div_num) + return -EINVAL; + + val &= ~(CPG_SD_STP_MASK); + val |= clock->div_table[i].val & CPG_SD_STP_MASK; + + clk_writel(val, clock->reg); + + return 0; +} + +static void cpg_sd_clock_disable(struct clk_hw *hw) +{ + struct sd_clock *clock = to_sd_clock(hw); + + clk_writel(clk_readl(clock->reg) | CPG_SD_STP_MASK, clock->reg); +} + +static int cpg_sd_clock_is_enabled(struct clk_hw *hw) +{ + struct sd_clock *clock = to_sd_clock(hw); + + return !(clk_readl(clock->reg) & CPG_SD_STP_MASK); +} + +static unsigned long cpg_sd_clock_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct sd_clock *clock = to_sd_clock(hw); + unsigned long rate = parent_rate; + u32 val, sd_fc; + unsigned int i; + + val = clk_readl(clock->reg); + + sd_fc = val & CPG_SD_FC_MASK; + for (i = 0; i < clock->div_num; i++) + if (sd_fc == (clock->div_table[i].val & CPG_SD_FC_MASK)) + break; + + if (i >= clock->div_num) + return -EINVAL; + + return DIV_ROUND_CLOSEST(rate, clock->div_table[i].div); +} + +static unsigned int cpg_sd_clock_calc_div(struct sd_clock *clock, + unsigned long rate, + unsigned long parent_rate) +{ + unsigned int div; + + if (!rate) + rate = 1; + + div = DIV_ROUND_CLOSEST(parent_rate, rate); + + return clamp_t(unsigned int, div, clock->div_min, clock->div_max); +} + +static long cpg_sd_clock_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct sd_clock *clock = to_sd_clock(hw); + unsigned int div = cpg_sd_clock_calc_div(clock, rate, *parent_rate); + + return DIV_ROUND_CLOSEST(*parent_rate, div); +} + +static int cpg_sd_clock_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct sd_clock *clock = to_sd_clock(hw); + unsigned int div = cpg_sd_clock_calc_div(clock, rate, parent_rate); + u32 val; + unsigned int i; + + for (i = 0; i < clock->div_num; i++) + if (div == clock->div_table[i].div) + break; + + if (i >= clock->div_num) + return -EINVAL; + + val = clk_readl(clock->reg); + val &= ~(CPG_SD_STP_MASK | CPG_SD_FC_MASK); + val |= clock->div_table[i].val & (CPG_SD_STP_MASK | CPG_SD_FC_MASK); + clk_writel(val, clock->reg); + + return 0; +} + +static const struct clk_ops cpg_sd_clock_ops = { + .enable = cpg_sd_clock_enable, + .disable = cpg_sd_clock_disable, + .is_enabled = cpg_sd_clock_is_enabled, + .recalc_rate = cpg_sd_clock_recalc_rate, + .round_rate = cpg_sd_clock_round_rate, + .set_rate = cpg_sd_clock_set_rate, +}; + +static struct clk * __init cpg_sd_clk_register(const struct cpg_core_clk *core, + void __iomem *base, + const char *parent_name) +{ + struct clk_init_data init; + struct sd_clock *clock; + struct clk *clk; + unsigned int i; + + clock = kzalloc(sizeof(*clock), GFP_KERNEL); + if (!clock) + return ERR_PTR(-ENOMEM); + + init.name = core->name; + init.ops = &cpg_sd_clock_ops; + init.flags = CLK_IS_BASIC | CLK_SET_RATE_PARENT; + init.parent_names = &parent_name; + init.num_parents = 1; + + clock->reg = base + core->offset; + clock->hw.init = &init; + clock->div_table = cpg_sd_div_table; + clock->div_num = ARRAY_SIZE(cpg_sd_div_table); + + clock->div_max = clock->div_table[0].div; + clock->div_min = clock->div_max; + for (i = 1; i < clock->div_num; i++) { + clock->div_max = max(clock->div_max, clock->div_table[i].div); + clock->div_min = min(clock->div_min, clock->div_table[i].div); + } + + clk = clk_register(NULL, &clock->hw); + if (IS_ERR(clk)) + kfree(clock); + + return clk; +} + + +static const struct rcar_gen3_cpg_pll_config *cpg_pll_config __initdata; +static unsigned int cpg_clk_extalr __initdata; + +struct clk * __init rcar_gen3_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base) +{ + const struct clk *parent; + unsigned int mult = 1; + unsigned int div = 1; + u32 value; + + parent = clks[core->parent]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + + switch (core->type) { + case CLK_TYPE_GEN3_MAIN: + div = cpg_pll_config->extal_div; + break; + + case CLK_TYPE_GEN3_PLL0: + /* + * PLL0 is a configurable multiplier clock. Register it as a + * fixed factor clock for now as there's no generic multiplier + * clock implementation and we currently have no need to change + * the multiplier value. + */ + value = readl(base + CPG_PLL0CR); + mult = (((value >> 24) & 0x7f) + 1) * 2; + break; + + case CLK_TYPE_GEN3_PLL1: + mult = cpg_pll_config->pll1_mult; + break; + + case CLK_TYPE_GEN3_PLL2: + /* + * PLL2 is a configurable multiplier clock. Register it as a + * fixed factor clock for now as there's no generic multiplier + * clock implementation and we currently have no need to change + * the multiplier value. + */ + value = readl(base + CPG_PLL2CR); + mult = (((value >> 24) & 0x7f) + 1) * 2; + break; + + case CLK_TYPE_GEN3_PLL3: + mult = cpg_pll_config->pll3_mult; + break; + + case CLK_TYPE_GEN3_PLL4: + /* + * PLL4 is a configurable multiplier clock. Register it as a + * fixed factor clock for now as there's no generic multiplier + * clock implementation and we currently have no need to change + * the multiplier value. + */ + value = readl(base + CPG_PLL4CR); + mult = (((value >> 24) & 0x7f) + 1) * 2; + break; + + case CLK_TYPE_GEN3_SD: + return cpg_sd_clk_register(core, base, __clk_get_name(parent)); + + case CLK_TYPE_GEN3_R: + /* + * RINT is default. + * Only if EXTALR is populated, we switch to it. + */ + value = readl(base + CPG_RCKCR) & 0x3f; + + if (clk_get_rate(clks[cpg_clk_extalr])) { + parent = clks[cpg_clk_extalr]; + value |= BIT(15); + } + + writel(value, base + CPG_RCKCR); + break; + + default: + return ERR_PTR(-EINVAL); + } + + return clk_register_fixed_factor(NULL, core->name, + __clk_get_name(parent), 0, mult, div); +} + +/* + * Reset register definitions. + */ +#define MODEMR 0xe6160060 + +u32 __init rcar_gen3_read_mode_pins(void) +{ + void __iomem *modemr = ioremap_nocache(MODEMR, 4); + u32 mode; + + BUG_ON(!modemr); + mode = ioread32(modemr); + iounmap(modemr); + + return mode; +} + +int __init rcar_gen3_cpg_init(const struct rcar_gen3_cpg_pll_config *config, + unsigned int clk_extalr) +{ + cpg_pll_config = config; + cpg_clk_extalr = clk_extalr; + return 0; +} diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h new file mode 100644 index 0000000..f699085 --- /dev/null +++ b/drivers/clk/renesas/rcar-gen3-cpg.h @@ -0,0 +1,43 @@ +/* + * R-Car Gen3 Clock Pulse Generator + * + * Copyright (C) 2015-2016 Glider bvba + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#ifndef __CLK_RENESAS_RCAR_GEN3_CPG_H__ +#define __CLK_RENESAS_RCAR_GEN3_CPG_H__ + +enum rcar_gen3_clk_types { + CLK_TYPE_GEN3_MAIN = CLK_TYPE_CUSTOM, + CLK_TYPE_GEN3_PLL0, + CLK_TYPE_GEN3_PLL1, + CLK_TYPE_GEN3_PLL2, + CLK_TYPE_GEN3_PLL3, + CLK_TYPE_GEN3_PLL4, + CLK_TYPE_GEN3_SD, + CLK_TYPE_GEN3_R, +}; + +#define DEF_GEN3_SD(_name, _id, _parent, _offset) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset) + +struct rcar_gen3_cpg_pll_config { + unsigned int extal_div; + unsigned int pll1_mult; + unsigned int pll3_mult; +}; + +#define CPG_RCKCR 0x240 + +u32 rcar_gen3_read_mode_pins(void); +struct clk *rcar_gen3_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base); +int rcar_gen3_cpg_init(const struct rcar_gen3_cpg_pll_config *config, + unsigned int clk_extalr); + +#endif diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 210cd74..e1365e7 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -509,6 +509,12 @@ static const struct of_device_id cpg_mssr_match[] = { .data = &r8a7795_cpg_mssr_info, }, #endif +#ifdef CONFIG_ARCH_R8A7796 + { + .compatible = "renesas,r8a7796-cpg-mssr", + .data = &r8a7796_cpg_mssr_info, + }, +#endif { /* sentinel */ } }; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h index 0d1e3e8..ee7edfa 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.h +++ b/drivers/clk/renesas/renesas-cpg-mssr.h @@ -131,4 +131,5 @@ struct cpg_mssr_info { }; extern const struct cpg_mssr_info r8a7795_cpg_mssr_info; +extern const struct cpg_mssr_info r8a7796_cpg_mssr_info; #endif diff --git a/drivers/clk/rockchip/clk-rk3228.c b/drivers/clk/rockchip/clk-rk3228.c index 016bdb0..db6e5a9 100644 --- a/drivers/clk/rockchip/clk-rk3228.c +++ b/drivers/clk/rockchip/clk-rk3228.c @@ -151,8 +151,8 @@ PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" }; PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" }; PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" }; -PNAME(mux_sclk_macphy_50m_p) = { "ext_gmac", "phy_50m_out" }; -PNAME(mux_sclk_gmac_pre_p) = { "sclk_gmac_src", "sclk_macphy_50m" }; +PNAME(mux_sclk_mac_extclk_p) = { "ext_gmac", "phy_50m_out" }; +PNAME(mux_sclk_gmac_pre_p) = { "sclk_gmac_src", "sclk_mac_extclk" }; PNAME(mux_sclk_macphy_p) = { "sclk_gmac_src", "ext_gmac" }; static struct rockchip_pll_clock rk3228_pll_clks[] __initdata = { @@ -170,6 +170,34 @@ static struct rockchip_pll_clock rk3228_pll_clks[] __initdata = { #define DFLAGS CLK_DIVIDER_HIWORD_MASK #define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE) +static struct rockchip_clk_branch rk3228_i2s0_fracmux __initdata = + MUX(0, "i2s0_pre", mux_i2s0_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(9), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_i2s1_fracmux __initdata = + MUX(0, "i2s1_pre", mux_i2s1_pre_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(3), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_i2s2_fracmux __initdata = + MUX(0, "i2s2_pre", mux_i2s2_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(16), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_spdif_fracmux __initdata = + MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(6), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_uart0_fracmux __initdata = + MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(13), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_uart1_fracmux __initdata = + MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(14), 8, 2, MFLAGS); + +static struct rockchip_clk_branch rk3228_uart2_fracmux __initdata = + MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(15), 8, 2, MFLAGS); + static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { /* * Clock-Architecture Diagram 1 @@ -335,7 +363,7 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { RK2928_CLKGATE_CON(2), 6, GFLAGS), GATE(0, "sclk_hsadc", "ext_hsadc", 0, - RK3288_CLKGATE_CON(10), 12, GFLAGS), + RK2928_CLKGATE_CON(10), 12, GFLAGS), COMPOSITE(0, "sclk_wifi", mux_pll_src_cpll_gpll_usb480m_p, 0, RK2928_CLKSEL_CON(23), 5, 2, MFLAGS, 0, 6, DFLAGS, @@ -379,22 +407,21 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { COMPOSITE(0, "i2s0_src", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(9), 15, 1, MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(0), 3, GFLAGS), - COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_src", CLK_SET_RATE_PARENT, - RK3288_CLKSEL_CON(8), 0, - RK3288_CLKGATE_CON(0), 4, GFLAGS), - COMPOSITE_NODIV(SCLK_I2S0, "sclk_i2s0", mux_i2s0_p, 0, - RK2928_CLKSEL_CON(9), 8, 2, MFLAGS, + COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_src", CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(8), 0, + RK2928_CLKGATE_CON(0), 4, GFLAGS, + &rk3228_i2s0_fracmux), + GATE(SCLK_I2S0, "sclk_i2s0", "i2s0_pre", CLK_SET_RATE_PARENT, RK2928_CLKGATE_CON(0), 5, GFLAGS), COMPOSITE(0, "i2s1_src", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(3), 15, 1, MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(0), 10, GFLAGS), - COMPOSITE_FRAC(0, "i2s1_frac", "i2s1_src", CLK_SET_RATE_PARENT, - RK3288_CLKSEL_CON(7), 0, - RK3288_CLKGATE_CON(0), 11, GFLAGS), - MUX(0, "i2s1_pre", mux_i2s1_pre_p, 0, - RK2928_CLKSEL_CON(3), 8, 2, MFLAGS), - GATE(SCLK_I2S1, "sclk_i2s1", "i2s1_pre", 0, + COMPOSITE_FRACMUX(0, "i2s1_frac", "i2s1_src", CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(7), 0, + RK2928_CLKGATE_CON(0), 11, GFLAGS, + &rk3228_i2s1_fracmux), + GATE(SCLK_I2S1, "sclk_i2s1", "i2s1_pre", CLK_SET_RATE_PARENT, RK2928_CLKGATE_CON(0), 14, GFLAGS), COMPOSITE_NODIV(SCLK_I2S_OUT, "i2s_out", mux_i2s_out_p, 0, RK2928_CLKSEL_CON(3), 12, 1, MFLAGS, @@ -403,21 +430,20 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { COMPOSITE(0, "i2s2_src", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(16), 15, 1, MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(0), 7, GFLAGS), - COMPOSITE_FRAC(0, "i2s2_frac", "i2s2_src", CLK_SET_RATE_PARENT, - RK3288_CLKSEL_CON(30), 0, - RK3288_CLKGATE_CON(0), 8, GFLAGS), - COMPOSITE_NODIV(SCLK_I2S2, "sclk_i2s2", mux_i2s2_p, 0, - RK2928_CLKSEL_CON(16), 8, 2, MFLAGS, + COMPOSITE_FRACMUX(0, "i2s2_frac", "i2s2_src", CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(30), 0, + RK2928_CLKGATE_CON(0), 8, GFLAGS, + &rk3228_i2s2_fracmux), + GATE(SCLK_I2S2, "sclk_i2s2", "i2s2_pre", CLK_SET_RATE_PARENT, RK2928_CLKGATE_CON(0), 9, GFLAGS), COMPOSITE(0, "sclk_spdif_src", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(6), 15, 1, MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(2), 10, GFLAGS), - COMPOSITE_FRAC(0, "spdif_frac", "sclk_spdif_src", CLK_SET_RATE_PARENT, - RK3288_CLKSEL_CON(20), 0, - RK3288_CLKGATE_CON(2), 12, GFLAGS), - MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, 0, - RK2928_CLKSEL_CON(6), 8, 2, MFLAGS), + COMPOSITE_FRACMUX(0, "spdif_frac", "sclk_spdif_src", CLK_SET_RATE_PARENT, + RK2928_CLKSEL_CON(20), 0, + RK2928_CLKGATE_CON(2), 12, GFLAGS, + &rk3228_spdif_fracmux), GATE(0, "jtag", "ext_jtag", 0, RK2928_CLKGATE_CON(1), 3, GFLAGS), @@ -456,45 +482,42 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { COMPOSITE(0, "uart2_src", mux_pll_src_cpll_gpll_usb480m_p, 0, RK2928_CLKSEL_CON(15), 12, 2, MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(1), 12, GFLAGS), - COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT, + COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT, RK2928_CLKSEL_CON(17), 0, - RK2928_CLKGATE_CON(1), 9, GFLAGS), - COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT, + RK2928_CLKGATE_CON(1), 9, GFLAGS, + &rk3228_uart0_fracmux), + COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT, RK2928_CLKSEL_CON(18), 0, - RK2928_CLKGATE_CON(1), 11, GFLAGS), - COMPOSITE_FRAC(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT, + RK2928_CLKGATE_CON(1), 11, GFLAGS, + &rk3228_uart1_fracmux), + COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT, RK2928_CLKSEL_CON(19), 0, - RK2928_CLKGATE_CON(1), 13, GFLAGS), - MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT, - RK2928_CLKSEL_CON(13), 8, 2, MFLAGS), - MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT, - RK2928_CLKSEL_CON(14), 8, 2, MFLAGS), - MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT, - RK2928_CLKSEL_CON(15), 8, 2, MFLAGS), + RK2928_CLKGATE_CON(1), 13, GFLAGS, + &rk3228_uart2_fracmux), COMPOSITE(SCLK_NANDC, "sclk_nandc", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(2), 14, 1, MFLAGS, 8, 5, DFLAGS, RK2928_CLKGATE_CON(1), 0, GFLAGS), - COMPOSITE(0, "sclk_gmac_src", mux_pll_src_2plls_p, 0, + COMPOSITE(SCLK_MAC_SRC, "sclk_gmac_src", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(5), 7, 1, MFLAGS, 0, 5, DFLAGS, RK2928_CLKGATE_CON(1), 7, GFLAGS), - MUX(0, "sclk_macphy_50m", mux_sclk_macphy_50m_p, 0, + MUX(SCLK_MAC_EXTCLK, "sclk_mac_extclk", mux_sclk_mac_extclk_p, 0, RK2928_CLKSEL_CON(29), 10, 1, MFLAGS), - MUX(0, "sclk_gmac_pre", mux_sclk_gmac_pre_p, 0, + MUX(SCLK_MAC, "sclk_gmac_pre", mux_sclk_gmac_pre_p, 0, RK2928_CLKSEL_CON(5), 5, 1, MFLAGS), - GATE(0, "sclk_mac_refout", "sclk_gmac_pre", 0, + GATE(SCLK_MAC_REFOUT, "sclk_mac_refout", "sclk_gmac_pre", 0, RK2928_CLKGATE_CON(5), 4, GFLAGS), - GATE(0, "sclk_mac_ref", "sclk_gmac_pre", 0, + GATE(SCLK_MAC_REF, "sclk_mac_ref", "sclk_gmac_pre", 0, RK2928_CLKGATE_CON(5), 3, GFLAGS), - GATE(0, "sclk_mac_rx", "sclk_gmac_pre", 0, + GATE(SCLK_MAC_RX, "sclk_mac_rx", "sclk_gmac_pre", 0, RK2928_CLKGATE_CON(5), 5, GFLAGS), - GATE(0, "sclk_mac_tx", "sclk_gmac_pre", 0, + GATE(SCLK_MAC_TX, "sclk_mac_tx", "sclk_gmac_pre", 0, RK2928_CLKGATE_CON(5), 6, GFLAGS), - COMPOSITE(0, "sclk_macphy", mux_sclk_macphy_p, 0, + COMPOSITE(SCLK_MAC_PHY, "sclk_macphy", mux_sclk_macphy_p, 0, RK2928_CLKSEL_CON(29), 12, 1, MFLAGS, 8, 2, DFLAGS, RK2928_CLKGATE_CON(5), 7, GFLAGS), - COMPOSITE(0, "sclk_gmac_out", mux_pll_src_2plls_p, 0, + COMPOSITE(SCLK_MAC_OUT, "sclk_gmac_out", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(5), 15, 1, MFLAGS, 8, 5, DFLAGS, RK2928_CLKGATE_CON(2), 2, GFLAGS), @@ -528,7 +551,7 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { /* PD_PERI */ GATE(0, "aclk_peri_noc", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 0, GFLAGS), - GATE(0, "aclk_gmac", "aclk_peri", 0, RK2928_CLKGATE_CON(11), 4, GFLAGS), + GATE(ACLK_GMAC, "aclk_gmac", "aclk_peri", 0, RK2928_CLKGATE_CON(11), 4, GFLAGS), GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 0, GFLAGS), GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 1, GFLAGS), @@ -544,7 +567,7 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { GATE(0, "hclk_host2_arb", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 14, GFLAGS), GATE(0, "hclk_peri_noc", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 1, GFLAGS), - GATE(0, "pclk_gmac", "pclk_peri", 0, RK2928_CLKGATE_CON(11), 5, GFLAGS), + GATE(PCLK_GMAC, "pclk_gmac", "pclk_peri", 0, RK2928_CLKGATE_CON(11), 5, GFLAGS), GATE(0, "pclk_peri_noc", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 2, GFLAGS), /* PD_GPU */ @@ -558,10 +581,10 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { GATE(0, "aclk_bus_noc", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 1, GFLAGS), GATE(0, "hclk_rom", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 3, GFLAGS), - GATE(0, "hclk_i2s0_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS), - GATE(0, "hclk_i2s1_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS), - GATE(0, "hclk_i2s2_2ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS), - GATE(0, "hclk_spdif_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS), + GATE(HCLK_I2S0_8CH, "hclk_i2s0_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS), + GATE(HCLK_I2S1_8CH, "hclk_i2s1_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS), + GATE(HCLK_I2S2_2CH, "hclk_i2s2_2ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS), + GATE(HCLK_SPDIF_8CH, "hclk_spdif_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS), GATE(0, "hclk_tsp", "hclk_cpu", 0, RK2928_CLKGATE_CON(10), 11, GFLAGS), GATE(0, "hclk_crypto_mst", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS), GATE(0, "hclk_crypto_slv", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS), diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c index 8059a8d..c109d80 100644 --- a/drivers/clk/rockchip/clk-rk3399.c +++ b/drivers/clk/rockchip/clk-rk3399.c @@ -586,7 +586,7 @@ static struct rockchip_clk_branch rk3399_clk_branches[] __initdata = { RK3399_CLKGATE_CON(8), 15, GFLAGS), COMPOSITE(SCLK_SPDIF_REC_DPTX, "clk_spdif_rec_dptx", mux_pll_src_cpll_gpll_p, 0, - RK3399_CLKSEL_CON(32), 15, 1, MFLAGS, 0, 5, DFLAGS, + RK3399_CLKSEL_CON(32), 15, 1, MFLAGS, 8, 5, DFLAGS, RK3399_CLKGATE_CON(10), 6, GFLAGS), /* i2s */ COMPOSITE(0, "clk_i2s0_div", mux_pll_src_cpll_gpll_p, 0, @@ -1500,6 +1500,7 @@ static void __init rk3399_clk_init(struct device_node *np) { struct rockchip_clk_provider *ctx; void __iomem *reg_base; + struct clk *clk; reg_base = of_iomap(np, 0); if (!reg_base) { @@ -1514,6 +1515,14 @@ static void __init rk3399_clk_init(struct device_node *np) return; } + /* Watchdog pclk is controlled by RK3399 SECURE_GRF_SOC_CON3[8]. */ + clk = clk_register_fixed_factor(NULL, "pclk_wdt", "pclk_alive", 0, 1, 1); + if (IS_ERR(clk)) + pr_warn("%s: could not register clock pclk_wdt: %ld\n", + __func__, PTR_ERR(clk)); + else + rockchip_clk_add_lookup(ctx, clk, PCLK_WDT); + rockchip_clk_register_plls(ctx, rk3399_pll_clks, ARRAY_SIZE(rk3399_pll_clks), -1); diff --git a/drivers/clk/samsung/Kconfig b/drivers/clk/samsung/Kconfig index 20c5fe9..addc652 100644 --- a/drivers/clk/samsung/Kconfig +++ b/drivers/clk/samsung/Kconfig @@ -9,6 +9,15 @@ config EXYNOS_ARM64_COMMON_CLK bool "Samsung Exynos ARMv8-family clock controller support" if COMPILE_TEST depends on COMMON_CLK_SAMSUNG +config EXYNOS_AUDSS_CLK_CON + tristate "Samsung Exynos AUDSS clock controller support" + depends on COMMON_CLK_SAMSUNG + default y if ARCH_EXYNOS + help + Support for the Audio Subsystem CLKCON clock controller present + on some Exynos SoC variants. Choose M or Y here if you want to + use audio devices such as I2S, PCM, etc. + # For S3C24XX platforms, select following symbols: config S3C2410_COMMON_CLK bool "Samsung S3C2410 clock controller support" if COMPILE_TEST diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile index fc367d4..57f4dc6 100644 --- a/drivers/clk/samsung/Makefile +++ b/drivers/clk/samsung/Makefile @@ -12,7 +12,7 @@ obj-$(CONFIG_SOC_EXYNOS5410) += clk-exynos5410.o obj-$(CONFIG_SOC_EXYNOS5420) += clk-exynos5420.o obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos5433.o obj-$(CONFIG_SOC_EXYNOS5440) += clk-exynos5440.o -obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos-audss.o +obj-$(CONFIG_EXYNOS_AUDSS_CLK_CON) += clk-exynos-audss.o obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos-clkout.o obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos7.o obj-$(CONFIG_S3C2410_COMMON_CLK)+= clk-s3c2410.o diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c index 813003d..8bf7e80 100644 --- a/drivers/clk/samsung/clk-cpu.c +++ b/drivers/clk/samsung/clk-cpu.c @@ -45,6 +45,13 @@ #define E4210_DIV_STAT_CPU0 0x400 #define E4210_DIV_STAT_CPU1 0x404 +#define E5433_MUX_SEL2 0x008 +#define E5433_MUX_STAT2 0x208 +#define E5433_DIV_CPU0 0x400 +#define E5433_DIV_CPU1 0x404 +#define E5433_DIV_STAT_CPU0 0x500 +#define E5433_DIV_STAT_CPU1 0x504 + #define E4210_DIV0_RATIO0_MASK 0x7 #define E4210_DIV1_HPM_MASK (0x7 << 4) #define E4210_DIV1_COPY_MASK (0x7 << 0) @@ -253,6 +260,102 @@ static int exynos_cpuclk_post_rate_change(struct clk_notifier_data *ndata, } /* + * Helper function to set the 'safe' dividers for the CPU clock. The parameters + * div and mask contain the divider value and the register bit mask of the + * dividers to be programmed. + */ +static void exynos5433_set_safe_div(void __iomem *base, unsigned long div, + unsigned long mask) +{ + unsigned long div0; + + div0 = readl(base + E5433_DIV_CPU0); + div0 = (div0 & ~mask) | (div & mask); + writel(div0, base + E5433_DIV_CPU0); + wait_until_divider_stable(base + E5433_DIV_STAT_CPU0, mask); +} + +/* handler for pre-rate change notification from parent clock */ +static int exynos5433_cpuclk_pre_rate_change(struct clk_notifier_data *ndata, + struct exynos_cpuclk *cpuclk, void __iomem *base) +{ + const struct exynos_cpuclk_cfg_data *cfg_data = cpuclk->cfg; + unsigned long alt_prate = clk_get_rate(cpuclk->alt_parent); + unsigned long alt_div = 0, alt_div_mask = DIV_MASK; + unsigned long div0, div1 = 0, mux_reg; + unsigned long flags; + + /* find out the divider values to use for clock data */ + while ((cfg_data->prate * 1000) != ndata->new_rate) { + if (cfg_data->prate == 0) + return -EINVAL; + cfg_data++; + } + + spin_lock_irqsave(cpuclk->lock, flags); + + /* + * For the selected PLL clock frequency, get the pre-defined divider + * values. + */ + div0 = cfg_data->div0; + div1 = cfg_data->div1; + + /* + * If the old parent clock speed is less than the clock speed of + * the alternate parent, then it should be ensured that at no point + * the armclk speed is more than the old_prate until the dividers are + * set. Also workaround the issue of the dividers being set to lower + * values before the parent clock speed is set to new lower speed + * (this can result in too high speed of armclk output clocks). + */ + if (alt_prate > ndata->old_rate || ndata->old_rate > ndata->new_rate) { + unsigned long tmp_rate = min(ndata->old_rate, ndata->new_rate); + + alt_div = DIV_ROUND_UP(alt_prate, tmp_rate) - 1; + WARN_ON(alt_div >= MAX_DIV); + + exynos5433_set_safe_div(base, alt_div, alt_div_mask); + div0 |= alt_div; + } + + /* select the alternate parent */ + mux_reg = readl(base + E5433_MUX_SEL2); + writel(mux_reg | 1, base + E5433_MUX_SEL2); + wait_until_mux_stable(base + E5433_MUX_STAT2, 0, 2); + + /* alternate parent is active now. set the dividers */ + writel(div0, base + E5433_DIV_CPU0); + wait_until_divider_stable(base + E5433_DIV_STAT_CPU0, DIV_MASK_ALL); + + writel(div1, base + E5433_DIV_CPU1); + wait_until_divider_stable(base + E5433_DIV_STAT_CPU1, DIV_MASK_ALL); + + spin_unlock_irqrestore(cpuclk->lock, flags); + return 0; +} + +/* handler for post-rate change notification from parent clock */ +static int exynos5433_cpuclk_post_rate_change(struct clk_notifier_data *ndata, + struct exynos_cpuclk *cpuclk, void __iomem *base) +{ + unsigned long div = 0, div_mask = DIV_MASK; + unsigned long mux_reg; + unsigned long flags; + + spin_lock_irqsave(cpuclk->lock, flags); + + /* select apll as the alternate parent */ + mux_reg = readl(base + E5433_MUX_SEL2); + writel(mux_reg & ~1, base + E5433_MUX_SEL2); + wait_until_mux_stable(base + E5433_MUX_STAT2, 0, 1); + + exynos5433_set_safe_div(base, div, div_mask); + spin_unlock_irqrestore(cpuclk->lock, flags); + return 0; +} + +/* * This notifier function is called for the pre-rate and post-rate change * notifications of the parent clock of cpuclk. */ @@ -275,6 +378,29 @@ static int exynos_cpuclk_notifier_cb(struct notifier_block *nb, return notifier_from_errno(err); } +/* + * This notifier function is called for the pre-rate and post-rate change + * notifications of the parent clock of cpuclk. + */ +static int exynos5433_cpuclk_notifier_cb(struct notifier_block *nb, + unsigned long event, void *data) +{ + struct clk_notifier_data *ndata = data; + struct exynos_cpuclk *cpuclk; + void __iomem *base; + int err = 0; + + cpuclk = container_of(nb, struct exynos_cpuclk, clk_nb); + base = cpuclk->ctrl_base; + + if (event == PRE_RATE_CHANGE) + err = exynos5433_cpuclk_pre_rate_change(ndata, cpuclk, base); + else if (event == POST_RATE_CHANGE) + err = exynos5433_cpuclk_post_rate_change(ndata, cpuclk, base); + + return notifier_from_errno(err); +} + /* helper function to register a CPU clock */ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, unsigned int lookup_id, const char *name, const char *parent, @@ -301,7 +427,10 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, cpuclk->ctrl_base = ctx->reg_base + offset; cpuclk->lock = &ctx->lock; cpuclk->flags = flags; - cpuclk->clk_nb.notifier_call = exynos_cpuclk_notifier_cb; + if (flags & CLK_CPU_HAS_E5433_REGS_LAYOUT) + cpuclk->clk_nb.notifier_call = exynos5433_cpuclk_notifier_cb; + else + cpuclk->clk_nb.notifier_call = exynos_cpuclk_notifier_cb; cpuclk->alt_parent = __clk_lookup(alt_parent); if (!cpuclk->alt_parent) { diff --git a/drivers/clk/samsung/clk-cpu.h b/drivers/clk/samsung/clk-cpu.h index 37874d3..d4b6b51 100644 --- a/drivers/clk/samsung/clk-cpu.h +++ b/drivers/clk/samsung/clk-cpu.h @@ -57,10 +57,12 @@ struct exynos_cpuclk { struct notifier_block clk_nb; unsigned long flags; -/* The CPU clock registers has DIV1 configuration register */ +/* The CPU clock registers have DIV1 configuration register */ #define CLK_CPU_HAS_DIV1 (1 << 0) /* When ALT parent is active, debug clocks need safe divider values */ #define CLK_CPU_NEEDS_DEBUG_ALT_DIV (1 << 1) +/* The CPU clock registers have Exynos5433-compatible layout */ +#define CLK_CPU_HAS_E5433_REGS_LAYOUT (1 << 2) }; extern int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx, diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c index 4e9584d..bdf8b97 100644 --- a/drivers/clk/samsung/clk-exynos-audss.c +++ b/drivers/clk/samsung/clk-exynos-audss.c @@ -273,17 +273,7 @@ static struct platform_driver exynos_audss_clk_driver = { .remove = exynos_audss_clk_remove, }; -static int __init exynos_audss_clk_init(void) -{ - return platform_driver_register(&exynos_audss_clk_driver); -} -core_initcall(exynos_audss_clk_init); - -static void __exit exynos_audss_clk_exit(void) -{ - platform_driver_unregister(&exynos_audss_clk_driver); -} -module_exit(exynos_audss_clk_exit); +module_platform_driver(exynos_audss_clk_driver); MODULE_AUTHOR("Padmavathi Venna <padma.v@samsung.com>"); MODULE_DESCRIPTION("Exynos Audio Subsystem Clock Controller"); diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c index 7cd02ff..96fab6c 100644 --- a/drivers/clk/samsung/clk-exynos-clkout.c +++ b/drivers/clk/samsung/clk-exynos-clkout.c @@ -151,6 +151,8 @@ static void __init exynos5_clkout_init(struct device_node *node) } CLK_OF_DECLARE(exynos5250_clkout, "samsung,exynos5250-pmu", exynos5_clkout_init); +CLK_OF_DECLARE(exynos5410_clkout, "samsung,exynos5410-pmu", + exynos5_clkout_init); CLK_OF_DECLARE(exynos5420_clkout, "samsung,exynos5420-pmu", exynos5_clkout_init); CLK_OF_DECLARE(exynos5433_clkout, "samsung,exynos5433-pmu", diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c index 16575ee..1b81e28 100644 --- a/drivers/clk/samsung/clk-exynos3250.c +++ b/drivers/clk/samsung/clk-exynos3250.c @@ -103,7 +103,7 @@ #define PWR_CTRL1_USE_CORE1_WFI (1 << 1) #define PWR_CTRL1_USE_CORE0_WFI (1 << 0) -static unsigned long exynos3250_cmu_clk_regs[] __initdata = { +static const unsigned long exynos3250_cmu_clk_regs[] __initconst = { SRC_LEFTBUS, DIV_LEFTBUS, GATE_IP_LEFTBUS, @@ -226,7 +226,7 @@ PNAME(group_sclk_fimd0_p) = { "xxti", "xusbxti", PNAME(mout_mfc_p) = { "mout_mfc_0", "mout_mfc_1" }; PNAME(mout_g3d_p) = { "mout_g3d_0", "mout_g3d_1" }; -static struct samsung_fixed_factor_clock fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock fixed_factor_clks[] __initconst = { FFACTOR(0, "sclk_mpll_1600", "mout_mpll", 1, 1, 0), FFACTOR(0, "sclk_mpll_mif", "mout_mpll", 1, 2, 0), FFACTOR(0, "sclk_bpll", "fout_bpll", 1, 2, 0), @@ -237,7 +237,7 @@ static struct samsung_fixed_factor_clock fixed_factor_clks[] __initdata = { FFACTOR(CLK_FIN_PLL, "fin_pll", "xusbxti", 1, 1, 0), }; -static struct samsung_mux_clock mux_clks[] __initdata = { +static const struct samsung_mux_clock mux_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -326,7 +326,7 @@ static struct samsung_mux_clock mux_clks[] __initdata = { CLK_SET_RATE_PARENT, 0), }; -static struct samsung_div_clock div_clks[] __initdata = { +static const struct samsung_div_clock div_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -429,7 +429,7 @@ static struct samsung_div_clock div_clks[] __initdata = { DIV(CLK_DIV_COPY, "div_copy", "mout_hpm", DIV_CPU1, 0, 3), }; -static struct samsung_gate_clock gate_clks[] __initdata = { +static const struct samsung_gate_clock gate_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -669,7 +669,7 @@ static struct samsung_gate_clock gate_clks[] __initdata = { }; /* APLL & MPLL & BPLL & UPLL */ -static struct samsung_pll_rate_table exynos3250_pll_rates[] = { +static const struct samsung_pll_rate_table exynos3250_pll_rates[] __initconst = { PLL_35XX_RATE(1200000000, 400, 4, 1), PLL_35XX_RATE(1100000000, 275, 3, 1), PLL_35XX_RATE(1066000000, 533, 6, 1), @@ -691,7 +691,7 @@ static struct samsung_pll_rate_table exynos3250_pll_rates[] = { }; /* EPLL */ -static struct samsung_pll_rate_table exynos3250_epll_rates[] = { +static const struct samsung_pll_rate_table exynos3250_epll_rates[] __initconst = { PLL_36XX_RATE(800000000, 200, 3, 1, 0), PLL_36XX_RATE(288000000, 96, 2, 2, 0), PLL_36XX_RATE(192000000, 128, 2, 3, 0), @@ -710,7 +710,7 @@ static struct samsung_pll_rate_table exynos3250_epll_rates[] = { }; /* VPLL */ -static struct samsung_pll_rate_table exynos3250_vpll_rates[] = { +static const struct samsung_pll_rate_table exynos3250_vpll_rates[] __initconst = { PLL_36XX_RATE(600000000, 100, 2, 1, 0), PLL_36XX_RATE(533000000, 266, 3, 2, 32768), PLL_36XX_RATE(519230987, 173, 2, 2, 5046), @@ -740,7 +740,7 @@ static struct samsung_pll_rate_table exynos3250_vpll_rates[] = { { /* sentinel */ } }; -static struct samsung_pll_clock exynos3250_plls[] __initdata = { +static const struct samsung_pll_clock exynos3250_plls[] __initconst = { PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll", APLL_LOCK, APLL_CON0, exynos3250_pll_rates), PLL(pll_35xx, CLK_FOUT_MPLL, "fout_mpll", "fin_pll", @@ -772,7 +772,7 @@ static void __init exynos3_core_down_clock(void __iomem *reg_base) __raw_writel(0x0, reg_base + PWR_CTRL2); } -static struct samsung_cmu_info cmu_info __initdata = { +static const struct samsung_cmu_info cmu_info __initconst = { .pll_clks = exynos3250_plls, .nr_pll_clks = ARRAY_SIZE(exynos3250_plls), .mux_clks = mux_clks, @@ -848,7 +848,7 @@ CLK_OF_DECLARE(exynos3250_cmu, "samsung,exynos3250-cmu", exynos3250_cmu_init); #define EPLL_CON2 0x111c #define SRC_EPLL 0x1120 -static unsigned long exynos3250_cmu_dmc_clk_regs[] __initdata = { +static const unsigned long exynos3250_cmu_dmc_clk_regs[] __initconst = { BPLL_LOCK, BPLL_CON0, BPLL_CON1, @@ -874,7 +874,7 @@ PNAME(mout_bpll_p) = { "fin_pll", "fout_bpll", }; PNAME(mout_mpll_mif_p) = { "fin_pll", "sclk_mpll_mif", }; PNAME(mout_dphy_p) = { "mout_mpll_mif", "mout_bpll", }; -static struct samsung_mux_clock dmc_mux_clks[] __initdata = { +static const struct samsung_mux_clock dmc_mux_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -893,7 +893,7 @@ static struct samsung_mux_clock dmc_mux_clks[] __initdata = { MUX(CLK_MOUT_EPLL, "mout_epll", mout_epll_p, SRC_EPLL, 4, 1), }; -static struct samsung_div_clock dmc_div_clks[] __initdata = { +static const struct samsung_div_clock dmc_div_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -910,14 +910,14 @@ static struct samsung_div_clock dmc_div_clks[] __initdata = { DIV(CLK_DIV_DMCD, "div_dmcd", "div_dmc", DIV_DMC1, 11, 3), }; -static struct samsung_pll_clock exynos3250_dmc_plls[] __initdata = { +static const struct samsung_pll_clock exynos3250_dmc_plls[] __initconst = { PLL(pll_35xx, CLK_FOUT_BPLL, "fout_bpll", "fin_pll", BPLL_LOCK, BPLL_CON0, exynos3250_pll_rates), PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll", EPLL_LOCK, EPLL_CON0, exynos3250_epll_rates), }; -static struct samsung_cmu_info dmc_cmu_info __initdata = { +static const struct samsung_cmu_info dmc_cmu_info __initconst = { .pll_clks = exynos3250_dmc_plls, .nr_pll_clks = ARRAY_SIZE(exynos3250_dmc_plls), .mux_clks = dmc_mux_clks, @@ -947,7 +947,7 @@ CLK_OF_DECLARE(exynos3250_cmu_dmc, "samsung,exynos3250-cmu-dmc", #define GATE_IP_ISP1 0x804 #define GATE_SCLK_ISP 0x900 -static struct samsung_div_clock isp_div_clks[] __initdata = { +static const struct samsung_div_clock isp_div_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -967,7 +967,7 @@ static struct samsung_div_clock isp_div_clks[] __initdata = { DIV(CLK_DIV_MPWM, "div_mpwm", "div_isp1", DIV_ISP1, 0, 3), }; -static struct samsung_gate_clock isp_gate_clks[] __initdata = { +static const struct samsung_gate_clock isp_gate_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -1063,7 +1063,7 @@ static struct samsung_gate_clock isp_gate_clks[] __initdata = { GATE_SCLK_ISP, 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info isp_cmu_info __initdata = { +static const struct samsung_cmu_info isp_cmu_info __initconst = { .div_clks = isp_div_clks, .nr_div_clks = ARRAY_SIZE(isp_div_clks), .gate_clks = isp_gate_clks, @@ -1079,14 +1079,15 @@ static int __init exynos3250_cmu_isp_probe(struct platform_device *pdev) return 0; } -static const struct of_device_id exynos3250_cmu_isp_of_match[] = { +static const struct of_device_id exynos3250_cmu_isp_of_match[] __initconst = { { .compatible = "samsung,exynos3250-cmu-isp", }, { /* sentinel */ } }; -static struct platform_driver exynos3250_cmu_isp_driver = { +static struct platform_driver exynos3250_cmu_isp_driver __initdata = { .driver = { .name = "exynos3250-cmu-isp", + .suppress_bind_attrs = true, .of_match_table = exynos3250_cmu_isp_of_match, }, }; diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c index 7b3d0f9..faab9b3 100644 --- a/drivers/clk/samsung/clk-exynos4.c +++ b/drivers/clk/samsung/clk-exynos4.c @@ -169,7 +169,7 @@ static struct samsung_clk_reg_dump *exynos4_save_pll; * list of controller registers to be saved and restored during a * suspend/resume cycle. */ -static unsigned long exynos4210_clk_save[] __initdata = { +static const unsigned long exynos4210_clk_save[] __initconst = { E4210_SRC_IMAGE, E4210_SRC_LCD1, E4210_SRC_MASK_LCD1, @@ -181,7 +181,7 @@ static unsigned long exynos4210_clk_save[] __initdata = { PWR_CTRL1, }; -static unsigned long exynos4x12_clk_save[] __initdata = { +static const unsigned long exynos4x12_clk_save[] __initconst = { E4X12_GATE_IP_IMAGE, E4X12_GATE_IP_PERIR, E4X12_SRC_CAM1, @@ -192,7 +192,7 @@ static unsigned long exynos4x12_clk_save[] __initdata = { E4X12_PWR_CTRL2, }; -static unsigned long exynos4_clk_pll_regs[] __initdata = { +static const unsigned long exynos4_clk_pll_regs[] __initconst = { EPLL_LOCK, VPLL_LOCK, EPLL_CON0, @@ -203,7 +203,7 @@ static unsigned long exynos4_clk_pll_regs[] __initdata = { VPLL_CON2, }; -static unsigned long exynos4_clk_regs[] __initdata = { +static const unsigned long exynos4_clk_regs[] __initconst = { SRC_LEFTBUS, DIV_LEFTBUS, GATE_IP_LEFTBUS, @@ -505,28 +505,28 @@ static struct samsung_fixed_rate_clock exynos4_fixed_rate_ext_clks[] __initdata }; /* fixed rate clocks generated inside the soc */ -static struct samsung_fixed_rate_clock exynos4_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos4_fixed_rate_clks[] __initconst = { FRATE(0, "sclk_hdmi24m", NULL, 0, 24000000), FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", "hdmi", 0, 27000000), FRATE(0, "sclk_usbphy0", NULL, 0, 48000000), }; -static struct samsung_fixed_rate_clock exynos4210_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos4210_fixed_rate_clks[] __initconst = { FRATE(0, "sclk_usbphy1", NULL, 0, 48000000), }; -static struct samsung_fixed_factor_clock exynos4_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos4_fixed_factor_clks[] __initconst = { FFACTOR(0, "sclk_apll_div_2", "sclk_apll", 1, 2, 0), FFACTOR(0, "fout_mpll_div_2", "fout_mpll", 1, 2, 0), FFACTOR(0, "fout_apll_div_2", "fout_apll", 1, 2, 0), FFACTOR(0, "arm_clk_div_2", "div_core2", 1, 2, 0), }; -static struct samsung_fixed_factor_clock exynos4210_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos4210_fixed_factor_clks[] __initconst = { FFACTOR(0, "sclk_mpll_div_2", "sclk_mpll", 1, 2, 0), }; -static struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initconst = { FFACTOR(0, "sclk_mpll_user_l_div_2", "mout_mpll_user_l", 1, 2, 0), FFACTOR(0, "sclk_mpll_user_r_div_2", "mout_mpll_user_r", 1, 2, 0), FFACTOR(0, "sclk_mpll_user_t_div_2", "mout_mpll_user_t", 1, 2, 0), @@ -534,7 +534,7 @@ static struct samsung_fixed_factor_clock exynos4x12_fixed_factor_clks[] __initda }; /* list of mux clocks supported in all exynos4 soc's */ -static struct samsung_mux_clock exynos4_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos4_mux_clks[] __initconst = { MUX_FA(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1, CLK_SET_RATE_PARENT | CLK_RECALC_NEW_RATES, 0, "mout_apll"), @@ -555,11 +555,11 @@ static struct samsung_mux_clock exynos4_mux_clks[] __initdata = { }; /* list of mux clocks supported in exynos4210 soc */ -static struct samsung_mux_clock exynos4210_mux_early[] __initdata = { +static const struct samsung_mux_clock exynos4210_mux_early[] __initconst = { MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP1, 0, 1), }; -static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos4210_mux_clks[] __initconst = { MUX(0, "mout_gdl", sclk_ampll_p4210, SRC_LEFTBUS, 0, 1), MUX(0, "mout_clkout_leftbus", clkout_left_p4210, CLKOUT_CMU_LEFTBUS, 0, 5), @@ -622,7 +622,7 @@ static struct samsung_mux_clock exynos4210_mux_clks[] __initdata = { }; /* list of mux clocks supported in exynos4x12 soc */ -static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos4x12_mux_clks[] __initconst = { MUX(0, "mout_mpll_user_l", mout_mpll_p, SRC_LEFTBUS, 4, 1), MUX(0, "mout_gdl", mout_gdl_p4x12, SRC_LEFTBUS, 0, 1), MUX(0, "mout_clkout_leftbus", clkout_left_p4x12, @@ -705,7 +705,7 @@ static struct samsung_mux_clock exynos4x12_mux_clks[] __initdata = { }; /* list of divider clocks supported in all exynos4 soc's */ -static struct samsung_div_clock exynos4_div_clks[] __initdata = { +static const struct samsung_div_clock exynos4_div_clks[] __initconst = { DIV(CLK_DIV_GDL, "div_gdl", "mout_gdl", DIV_LEFTBUS, 0, 3), DIV(0, "div_gpl", "div_gdl", DIV_LEFTBUS, 4, 3), DIV(0, "div_clkout_leftbus", "mout_clkout_leftbus", @@ -795,7 +795,7 @@ static struct samsung_div_clock exynos4_div_clks[] __initdata = { }; /* list of divider clocks supported in exynos4210 soc */ -static struct samsung_div_clock exynos4210_div_clks[] __initdata = { +static const struct samsung_div_clock exynos4210_div_clks[] __initconst = { DIV(CLK_ACLK200, "aclk200", "mout_aclk200", DIV_TOP, 0, 3), DIV(CLK_SCLK_FIMG2D, "sclk_fimg2d", "mout_g2d", DIV_IMAGE, 0, 4), DIV(0, "div_fimd1", "mout_fimd1", E4210_DIV_LCD1, 0, 4), @@ -806,7 +806,7 @@ static struct samsung_div_clock exynos4210_div_clks[] __initdata = { }; /* list of divider clocks supported in exynos4x12 soc */ -static struct samsung_div_clock exynos4x12_div_clks[] __initdata = { +static const struct samsung_div_clock exynos4x12_div_clks[] __initconst = { DIV(0, "div_mdnie0", "mout_mdnie0", DIV_LCD0, 4, 4), DIV(0, "div_mdnie_pwm0", "mout_mdnie_pwm0", DIV_LCD0, 8, 4), DIV(0, "div_mdnie_pwm_pre0", "div_mdnie_pwm0", DIV_LCD0, 12, 4), @@ -837,7 +837,7 @@ static struct samsung_div_clock exynos4x12_div_clks[] __initdata = { }; /* list of gate clocks supported in all exynos4 soc's */ -static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos4_gate_clks[] __initconst = { /* * After all Exynos4 based platforms are migrated to use device tree, * the device name and clock alias names specified below for some @@ -1043,7 +1043,7 @@ static struct samsung_gate_clock exynos4_gate_clks[] __initdata = { }; /* list of gate clocks supported in exynos4210 soc */ -static struct samsung_gate_clock exynos4210_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos4210_gate_clks[] __initconst = { GATE(CLK_TVENC, "tvenc", "aclk160", GATE_IP_TV, 2, 0, 0), GATE(CLK_G2D, "g2d", "aclk200", E4210_GATE_IP_IMAGE, 0, 0, 0), GATE(CLK_ROTATOR, "rotator", "aclk200", E4210_GATE_IP_IMAGE, 1, 0, 0), @@ -1090,7 +1090,7 @@ static struct samsung_gate_clock exynos4210_gate_clks[] __initdata = { }; /* list of gate clocks supported in exynos4x12 soc */ -static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos4x12_gate_clks[] __initconst = { GATE(CLK_AUDSS, "audss", "sclk_epll", E4X12_GATE_IP_MAUDIO, 0, 0, 0), GATE(CLK_MDNIE0, "mdnie0", "aclk160", GATE_IP_LCD0, 2, 0, 0), GATE(CLK_ROTATOR, "rotator", "aclk200", E4X12_GATE_IP_IMAGE, 1, 0, 0), @@ -1190,17 +1190,17 @@ static struct samsung_gate_clock exynos4x12_gate_clks[] __initdata = { 0), }; -static struct samsung_clock_alias exynos4_aliases[] __initdata = { +static const struct samsung_clock_alias exynos4_aliases[] __initconst = { ALIAS(CLK_MOUT_CORE, NULL, "moutcore"), ALIAS(CLK_ARM_CLK, NULL, "armclk"), ALIAS(CLK_SCLK_APLL, NULL, "mout_apll"), }; -static struct samsung_clock_alias exynos4210_aliases[] __initdata = { +static const struct samsung_clock_alias exynos4210_aliases[] __initconst = { ALIAS(CLK_SCLK_MPLL, NULL, "mout_mpll"), }; -static struct samsung_clock_alias exynos4x12_aliases[] __initdata = { +static const struct samsung_clock_alias exynos4x12_aliases[] __initconst = { ALIAS(CLK_MOUT_MPLL_USER_C, NULL, "mout_mpll"), }; @@ -1211,7 +1211,7 @@ static struct samsung_clock_alias exynos4x12_aliases[] __initdata = { * controller is first remapped and the value of XOM[0] bit is read to * determine the parent clock. */ -static unsigned long exynos4_get_xom(void) +static unsigned long __init exynos4_get_xom(void) { unsigned long xom = 0; void __iomem *chipid_base; @@ -1264,7 +1264,7 @@ static const struct of_device_id ext_clk_match[] __initconst = { }; /* PLLs PMS values */ -static struct samsung_pll_rate_table exynos4210_apll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4210_apll_rates[] __initconst = { PLL_45XX_RATE(1200000000, 150, 3, 1, 28), PLL_45XX_RATE(1000000000, 250, 6, 1, 28), PLL_45XX_RATE( 800000000, 200, 6, 1, 28), @@ -1277,7 +1277,7 @@ static struct samsung_pll_rate_table exynos4210_apll_rates[] __initdata = { { /* sentinel */ } }; -static struct samsung_pll_rate_table exynos4210_epll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4210_epll_rates[] __initconst = { PLL_4600_RATE(192000000, 48, 3, 1, 0, 0), PLL_4600_RATE(180633605, 45, 3, 1, 10381, 0), PLL_4600_RATE(180000000, 45, 3, 1, 0, 0), @@ -1288,7 +1288,7 @@ static struct samsung_pll_rate_table exynos4210_epll_rates[] __initdata = { { /* sentinel */ } }; -static struct samsung_pll_rate_table exynos4210_vpll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4210_vpll_rates[] __initconst = { PLL_4650_RATE(360000000, 44, 3, 0, 1024, 0, 14, 0), PLL_4650_RATE(324000000, 53, 2, 1, 1024, 1, 1, 1), PLL_4650_RATE(259617187, 63, 3, 1, 1950, 0, 20, 1), @@ -1297,7 +1297,7 @@ static struct samsung_pll_rate_table exynos4210_vpll_rates[] __initdata = { { /* sentinel */ } }; -static struct samsung_pll_rate_table exynos4x12_apll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4x12_apll_rates[] __initconst = { PLL_35XX_RATE(1500000000, 250, 4, 0), PLL_35XX_RATE(1400000000, 175, 3, 0), PLL_35XX_RATE(1300000000, 325, 6, 0), @@ -1315,7 +1315,7 @@ static struct samsung_pll_rate_table exynos4x12_apll_rates[] __initdata = { { /* sentinel */ } }; -static struct samsung_pll_rate_table exynos4x12_epll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4x12_epll_rates[] __initconst = { PLL_36XX_RATE(192000000, 48, 3, 1, 0), PLL_36XX_RATE(180633605, 45, 3, 1, 10381), PLL_36XX_RATE(180000000, 45, 3, 1, 0), @@ -1326,7 +1326,7 @@ static struct samsung_pll_rate_table exynos4x12_epll_rates[] __initdata = { { /* sentinel */ } }; -static struct samsung_pll_rate_table exynos4x12_vpll_rates[] __initdata = { +static const struct samsung_pll_rate_table exynos4x12_vpll_rates[] __initconst = { PLL_36XX_RATE(533000000, 133, 3, 1, 16384), PLL_36XX_RATE(440000000, 110, 3, 1, 0), PLL_36XX_RATE(350000000, 175, 3, 2, 0), @@ -1375,12 +1375,12 @@ static void __init exynos4x12_core_down_clock(void) if (num_possible_cpus() == 4) tmp |= PWR_CTRL1_USE_CORE3_WFE | PWR_CTRL1_USE_CORE2_WFE | PWR_CTRL1_USE_CORE3_WFI | PWR_CTRL1_USE_CORE2_WFI; - __raw_writel(tmp, reg_base + PWR_CTRL1); + writel_relaxed(tmp, reg_base + PWR_CTRL1); /* * Disable the clock up feature in case it was enabled by bootloader. */ - __raw_writel(0x0, reg_base + E4X12_PWR_CTRL2); + writel_relaxed(0x0, reg_base + E4X12_PWR_CTRL2); } #define E4210_CPU_DIV0(apll, pclk_dbg, atb, periph, corem1, corem0) \ @@ -1450,8 +1450,6 @@ static void __init exynos4_clk_init(struct device_node *np, panic("%s: failed to map registers\n", __func__); ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); samsung_clk_of_register_fixed_ext(ctx, exynos4_fixed_rate_ext_clks, ARRAY_SIZE(exynos4_fixed_rate_ext_clks), diff --git a/drivers/clk/samsung/clk-exynos4415.c b/drivers/clk/samsung/clk-exynos4415.c index 86ee06b..6c90631 100644 --- a/drivers/clk/samsung/clk-exynos4415.c +++ b/drivers/clk/samsung/clk-exynos4415.c @@ -111,7 +111,7 @@ #define DIV_CPU0 0x14500 #define DIV_CPU1 0x14504 -static unsigned long exynos4415_cmu_clk_regs[] __initdata = { +static const unsigned long exynos4415_cmu_clk_regs[] __initconst = { SRC_LEFTBUS, DIV_LEFTBUS, GATE_IP_LEFTBUS, @@ -268,16 +268,16 @@ PNAME(group_aclk_isp0_300_user_p) = { "fin_pll", "mout_aclk_isp0_300" }; PNAME(group_aclk_isp1_300_user_p) = { "fin_pll", "mout_aclk_isp1_300" }; PNAME(group_mout_mpll_user_t_p) = { "mout_mpll_user_t" }; -static struct samsung_fixed_factor_clock exynos4415_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos4415_fixed_factor_clks[] __initconst = { /* HACK: fin_pll hardcoded to xusbxti until detection is implemented. */ FFACTOR(CLK_FIN_PLL, "fin_pll", "xusbxti", 1, 1, 0), }; -static struct samsung_fixed_rate_clock exynos4415_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos4415_fixed_rate_clks[] __initconst = { FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, 0, 27000000), }; -static struct samsung_mux_clock exynos4415_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos4415_mux_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -427,7 +427,7 @@ static struct samsung_mux_clock exynos4415_mux_clks[] __initdata = { group_aclk_isp1_300_user_p, SRC_TOP_ISP1, 0, 1), }; -static struct samsung_div_clock exynos4415_div_clks[] __initdata = { +static const struct samsung_div_clock exynos4415_div_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -566,7 +566,7 @@ static struct samsung_div_clock exynos4415_div_clks[] __initdata = { DIV(CLK_DIV_COPY, "div_copy", "mout_hpm", DIV_CPU1, 0, 3), }; -static struct samsung_gate_clock exynos4415_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos4415_gate_clks[] __initconst = { /* * NOTE: Following table is sorted by register address in ascending * order and then bitfield shift in descending order, as it is done @@ -859,7 +859,7 @@ static struct samsung_gate_clock exynos4415_gate_clks[] __initdata = { /* * APLL & MPLL & BPLL & ISP_PLL & DISP_PLL & G3D_PLL */ -static struct samsung_pll_rate_table exynos4415_pll_rates[] = { +static const struct samsung_pll_rate_table exynos4415_pll_rates[] __initconst = { PLL_35XX_RATE(1600000000, 400, 3, 1), PLL_35XX_RATE(1500000000, 250, 2, 1), PLL_35XX_RATE(1400000000, 175, 3, 0), @@ -891,7 +891,7 @@ static struct samsung_pll_rate_table exynos4415_pll_rates[] = { }; /* EPLL */ -static struct samsung_pll_rate_table exynos4415_epll_rates[] = { +static const struct samsung_pll_rate_table exynos4415_epll_rates[] __initconst = { PLL_36XX_RATE(800000000, 200, 3, 1, 0), PLL_36XX_RATE(288000000, 96, 2, 2, 0), PLL_36XX_RATE(192000000, 128, 2, 3, 0), @@ -909,7 +909,7 @@ static struct samsung_pll_rate_table exynos4415_epll_rates[] = { { /* sentinel */ } }; -static struct samsung_pll_clock exynos4415_plls[] __initdata = { +static const struct samsung_pll_clock exynos4415_plls[] __initconst = { PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll", APLL_LOCK, APLL_CON0, exynos4415_pll_rates), PLL(pll_36xx, CLK_FOUT_EPLL, "fout_epll", "fin_pll", @@ -922,7 +922,7 @@ static struct samsung_pll_clock exynos4415_plls[] __initdata = { "fin_pll", DISP_PLL_LOCK, DISP_PLL_CON0, exynos4415_pll_rates), }; -static struct samsung_cmu_info cmu_info __initdata = { +static const struct samsung_cmu_info cmu_info __initconst = { .pll_clks = exynos4415_plls, .nr_pll_clks = ARRAY_SIZE(exynos4415_plls), .mux_clks = exynos4415_mux_clks, @@ -961,7 +961,7 @@ CLK_OF_DECLARE(exynos4415_cmu, "samsung,exynos4415-cmu", exynos4415_cmu_init); #define SRC_DMC 0x300 #define DIV_DMC1 0x504 -static unsigned long exynos4415_cmu_dmc_clk_regs[] __initdata = { +static const unsigned long exynos4415_cmu_dmc_clk_regs[] __initconst = { MPLL_LOCK, MPLL_CON0, MPLL_CON1, @@ -978,14 +978,14 @@ PNAME(mout_mpll_p) = { "fin_pll", "fout_mpll", }; PNAME(mout_bpll_p) = { "fin_pll", "fout_bpll", }; PNAME(mbpll_p) = { "mout_mpll", "mout_bpll", }; -static struct samsung_mux_clock exynos4415_dmc_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos4415_dmc_mux_clks[] __initconst = { MUX(CLK_DMC_MOUT_MPLL, "mout_mpll", mout_mpll_p, SRC_DMC, 12, 1), MUX(CLK_DMC_MOUT_BPLL, "mout_bpll", mout_bpll_p, SRC_DMC, 10, 1), MUX(CLK_DMC_MOUT_DPHY, "mout_dphy", mbpll_p, SRC_DMC, 8, 1), MUX(CLK_DMC_MOUT_DMC_BUS, "mout_dmc_bus", mbpll_p, SRC_DMC, 4, 1), }; -static struct samsung_div_clock exynos4415_dmc_div_clks[] __initdata = { +static const struct samsung_div_clock exynos4415_dmc_div_clks[] __initconst = { DIV(CLK_DMC_DIV_DMC, "div_dmc", "div_dmc_pre", DIV_DMC1, 27, 3), DIV(CLK_DMC_DIV_DPHY, "div_dphy", "mout_dphy", DIV_DMC1, 23, 3), DIV(CLK_DMC_DIV_DMC_PRE, "div_dmc_pre", "mout_dmc_bus", @@ -995,14 +995,14 @@ static struct samsung_div_clock exynos4415_dmc_div_clks[] __initdata = { DIV(CLK_DMC_DIV_MPLL_PRE, "div_mpll_pre", "mout_mpll", DIV_DMC1, 8, 2), }; -static struct samsung_pll_clock exynos4415_dmc_plls[] __initdata = { +static const struct samsung_pll_clock exynos4415_dmc_plls[] __initconst = { PLL(pll_35xx, CLK_DMC_FOUT_MPLL, "fout_mpll", "fin_pll", MPLL_LOCK, MPLL_CON0, exynos4415_pll_rates), PLL(pll_35xx, CLK_DMC_FOUT_BPLL, "fout_bpll", "fin_pll", BPLL_LOCK, BPLL_CON0, exynos4415_pll_rates), }; -static struct samsung_cmu_info cmu_dmc_info __initdata = { +static const struct samsung_cmu_info cmu_dmc_info __initconst = { .pll_clks = exynos4415_dmc_plls, .nr_pll_clks = ARRAY_SIZE(exynos4415_dmc_plls), .mux_clks = exynos4415_dmc_mux_clks, diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c index 837197d..27a227d 100644 --- a/drivers/clk/samsung/clk-exynos5250.c +++ b/drivers/clk/samsung/clk-exynos5250.c @@ -117,7 +117,7 @@ static struct samsung_clk_reg_dump *exynos5250_save; * list of controller registers to be saved and restored during a * suspend/resume cycle. */ -static unsigned long exynos5250_clk_regs[] __initdata = { +static const unsigned long exynos5250_clk_regs[] __initconst = { SRC_CPU, DIV_CPU0, PWR_CTRL1, @@ -190,7 +190,7 @@ static struct syscore_ops exynos5250_clk_syscore_ops = { .resume = exynos5250_clk_resume, }; -static void exynos5250_clk_sleep_init(void) +static void __init exynos5250_clk_sleep_init(void) { exynos5250_save = samsung_clk_alloc_reg_dump(exynos5250_clk_regs, ARRAY_SIZE(exynos5250_clk_regs)); @@ -203,7 +203,7 @@ static void exynos5250_clk_sleep_init(void) register_syscore_ops(&exynos5250_clk_syscore_ops); } #else -static void exynos5250_clk_sleep_init(void) {} +static void __init exynos5250_clk_sleep_init(void) {} #endif /* list of all parent clock list */ @@ -266,23 +266,23 @@ static struct samsung_fixed_rate_clock exynos5250_fixed_rate_ext_clks[] __initda }; /* fixed rate clocks generated inside the soc */ -static struct samsung_fixed_rate_clock exynos5250_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos5250_fixed_rate_clks[] __initconst = { FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, 0, 24000000), FRATE(0, "sclk_hdmi27m", NULL, 0, 27000000), FRATE(0, "sclk_dptxphy", NULL, 0, 24000000), FRATE(0, "sclk_uhostphy", NULL, 0, 48000000), }; -static struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos5250_fixed_factor_clks[] __initconst = { FFACTOR(0, "fout_mplldiv2", "fout_mpll", 1, 2, 0), FFACTOR(0, "fout_bplldiv2", "fout_bpll", 1, 2, 0), }; -static struct samsung_mux_clock exynos5250_pll_pmux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5250_pll_pmux_clks[] __initconst = { MUX(0, "mout_vpllsrc", mout_vpllsrc_p, SRC_TOP2, 0, 1), }; -static struct samsung_mux_clock exynos5250_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5250_mux_clks[] __initconst = { /* * NOTE: Following table is sorted by (clock domain, register address, * bitfield shift) triplet in ascending order. When adding new entries, @@ -378,7 +378,7 @@ static struct samsung_mux_clock exynos5250_mux_clks[] __initdata = { MUX(0, "mout_bpll_fout", mout_bpll_fout_p, PLL_DIV2_SEL, 0, 1), }; -static struct samsung_div_clock exynos5250_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5250_div_clks[] __initconst = { /* * NOTE: Following table is sorted by (clock domain, register address, * bitfield shift) triplet in ascending order. When adding new entries, @@ -470,7 +470,7 @@ static struct samsung_div_clock exynos5250_div_clks[] __initdata = { DIV(CLK_DIV_I2S2, "div_i2s2", "sclk_audio2", DIV_PERIC5, 8, 6), }; -static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos5250_gate_clks[] __initconst = { /* * NOTE: Following table is sorted by (clock domain, register address, * bitfield shift) triplet in ascending order. When adding new entries, @@ -698,7 +698,7 @@ static struct samsung_gate_clock exynos5250_gate_clks[] __initdata = { GATE_IP_ISP1, 7, 0, 0), }; -static struct samsung_pll_rate_table vpll_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table vpll_24mhz_tbl[] __initconst = { /* sorted in descending order */ /* PLL_36XX_RATE(rate, m, p, s, k) */ PLL_36XX_RATE(266000000, 266, 3, 3, 0), @@ -707,7 +707,7 @@ static struct samsung_pll_rate_table vpll_24mhz_tbl[] __initdata = { { }, }; -static struct samsung_pll_rate_table epll_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table epll_24mhz_tbl[] __initconst = { /* sorted in descending order */ /* PLL_36XX_RATE(rate, m, p, s, k) */ PLL_36XX_RATE(192000000, 64, 2, 2, 0), @@ -721,7 +721,7 @@ static struct samsung_pll_rate_table epll_24mhz_tbl[] __initdata = { { }, }; -static struct samsung_pll_rate_table apll_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table apll_24mhz_tbl[] __initconst = { /* sorted in descending order */ /* PLL_35XX_RATE(rate, m, p, s) */ PLL_35XX_RATE(1700000000, 425, 6, 0), @@ -805,8 +805,7 @@ static void __init exynos5250_clk_init(struct device_node *np) } ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); + samsung_clk_of_register_fixed_ext(ctx, exynos5250_fixed_rate_ext_clks, ARRAY_SIZE(exynos5250_fixed_rate_ext_clks), ext_clk_match); diff --git a/drivers/clk/samsung/clk-exynos5260.c b/drivers/clk/samsung/clk-exynos5260.c index 7a7ed07..a43642c 100644 --- a/drivers/clk/samsung/clk-exynos5260.c +++ b/drivers/clk/samsung/clk-exynos5260.c @@ -22,7 +22,7 @@ * Applicable for all 2550 Type PLLS for Exynos5260, listed below * DISP_PLL, EGL_PLL, KFC_PLL, MEM_PLL, BUS_PLL, MEDIA_PLL, G3D_PLL. */ -static struct samsung_pll_rate_table pll2550_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table pll2550_24mhz_tbl[] __initconst = { PLL_35XX_RATE(1700000000, 425, 6, 0), PLL_35XX_RATE(1600000000, 200, 3, 0), PLL_35XX_RATE(1500000000, 250, 4, 0), @@ -55,7 +55,7 @@ static struct samsung_pll_rate_table pll2550_24mhz_tbl[] __initdata = { /* * Applicable for 2650 Type PLL for AUD_PLL. */ -static struct samsung_pll_rate_table pll2650_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table pll2650_24mhz_tbl[] __initconst = { PLL_36XX_RATE(1600000000, 200, 3, 0, 0), PLL_36XX_RATE(1200000000, 100, 2, 0, 0), PLL_36XX_RATE(1000000000, 250, 3, 1, 0), @@ -78,7 +78,7 @@ static struct samsung_pll_rate_table pll2650_24mhz_tbl[] __initdata = { /* CMU_AUD */ -static unsigned long aud_clk_regs[] __initdata = { +static const unsigned long aud_clk_regs[] __initconst = { MUX_SEL_AUD, DIV_AUD0, DIV_AUD1, @@ -92,7 +92,7 @@ PNAME(mout_aud_pll_user_p) = {"fin_pll", "fout_aud_pll"}; PNAME(mout_sclk_aud_i2s_p) = {"mout_aud_pll_user", "ioclk_i2s_cdclk"}; PNAME(mout_sclk_aud_pcm_p) = {"mout_aud_pll_user", "ioclk_pcm_extclk"}; -static struct samsung_mux_clock aud_mux_clks[] __initdata = { +static const struct samsung_mux_clock aud_mux_clks[] __initconst = { MUX(AUD_MOUT_AUD_PLL_USER, "mout_aud_pll_user", mout_aud_pll_user_p, MUX_SEL_AUD, 0, 1), MUX(AUD_MOUT_SCLK_AUD_I2S, "mout_sclk_aud_i2s", mout_sclk_aud_i2s_p, @@ -101,7 +101,7 @@ static struct samsung_mux_clock aud_mux_clks[] __initdata = { MUX_SEL_AUD, 8, 1), }; -static struct samsung_div_clock aud_div_clks[] __initdata = { +static const struct samsung_div_clock aud_div_clks[] __initconst = { DIV(AUD_DOUT_ACLK_AUD_131, "dout_aclk_aud_131", "mout_aud_pll_user", DIV_AUD0, 0, 4), @@ -113,7 +113,7 @@ static struct samsung_div_clock aud_div_clks[] __initdata = { DIV_AUD1, 12, 4), }; -static struct samsung_gate_clock aud_gate_clks[] __initdata = { +static const struct samsung_gate_clock aud_gate_clks[] __initconst = { GATE(AUD_SCLK_I2S, "sclk_aud_i2s", "dout_sclk_aud_i2s", EN_SCLK_AUD, 0, CLK_SET_RATE_PARENT, 0), GATE(AUD_SCLK_PCM, "sclk_aud_pcm", "dout_sclk_aud_pcm", @@ -154,7 +154,7 @@ CLK_OF_DECLARE(exynos5260_clk_aud, "samsung,exynos5260-clock-aud", /* CMU_DISP */ -static unsigned long disp_clk_regs[] __initdata = { +static const unsigned long disp_clk_regs[] __initconst = { MUX_SEL_DISP0, MUX_SEL_DISP1, MUX_SEL_DISP2, @@ -201,7 +201,7 @@ PNAME(mout_phyclk_mipi_dphy_4lmrxclk_esc0_user_p) = {"fin_pll", PNAME(mout_sclk_hdmi_spdif_p) = {"fin_pll", "ioclk_spdif_extclk", "dout_aclk_peri_aud", "phyclk_hdmi_phy_ref_cko"}; -static struct samsung_mux_clock disp_mux_clks[] __initdata = { +static const struct samsung_mux_clock disp_mux_clks[] __initconst = { MUX(DISP_MOUT_ACLK_DISP_333_USER, "mout_aclk_disp_333_user", mout_aclk_disp_333_user_p, MUX_SEL_DISP0, 0, 1), @@ -270,7 +270,7 @@ static struct samsung_mux_clock disp_mux_clks[] __initdata = { MUX_SEL_DISP4, 4, 2), }; -static struct samsung_div_clock disp_div_clks[] __initdata = { +static const struct samsung_div_clock disp_div_clks[] __initconst = { DIV(DISP_DOUT_PCLK_DISP_111, "dout_pclk_disp_111", "mout_aclk_disp_222_user", DIV_DISP, 8, 4), @@ -283,7 +283,7 @@ static struct samsung_div_clock disp_div_clks[] __initdata = { DIV_DISP, 16, 4), }; -static struct samsung_gate_clock disp_gate_clks[] __initdata = { +static const struct samsung_gate_clock disp_gate_clks[] __initconst = { GATE(DISP_MOUT_HDMI_PHY_PIXEL_USER, "sclk_hdmi_link_i_pixel", "mout_phyclk_hdmi_phy_pixel_clko_user", EN_SCLK_DISP0, 26, CLK_SET_RATE_PARENT, 0), @@ -344,7 +344,7 @@ CLK_OF_DECLARE(exynos5260_clk_disp, "samsung,exynos5260-clock-disp", /* CMU_EGL */ -static unsigned long egl_clk_regs[] __initdata = { +static const unsigned long egl_clk_regs[] __initconst = { EGL_PLL_LOCK, EGL_PLL_CON0, EGL_PLL_CON1, @@ -361,13 +361,13 @@ static unsigned long egl_clk_regs[] __initdata = { PNAME(mout_egl_b_p) = {"mout_egl_pll", "dout_bus_pll"}; PNAME(mout_egl_pll_p) = {"fin_pll", "fout_egl_pll"}; -static struct samsung_mux_clock egl_mux_clks[] __initdata = { +static const struct samsung_mux_clock egl_mux_clks[] __initconst = { MUX(EGL_MOUT_EGL_PLL, "mout_egl_pll", mout_egl_pll_p, MUX_SEL_EGL, 4, 1), MUX(EGL_MOUT_EGL_B, "mout_egl_b", mout_egl_b_p, MUX_SEL_EGL, 16, 1), }; -static struct samsung_div_clock egl_div_clks[] __initdata = { +static const struct samsung_div_clock egl_div_clks[] __initconst = { DIV(EGL_DOUT_EGL1, "dout_egl1", "mout_egl_b", DIV_EGL, 0, 3), DIV(EGL_DOUT_EGL2, "dout_egl2", "dout_egl1", DIV_EGL, 4, 3), DIV(EGL_DOUT_ACLK_EGL, "dout_aclk_egl", "dout_egl2", DIV_EGL, 8, 3), @@ -379,7 +379,7 @@ static struct samsung_div_clock egl_div_clks[] __initdata = { DIV(EGL_DOUT_EGL_PLL, "dout_egl_pll", "mout_egl_b", DIV_EGL, 24, 3), }; -static struct samsung_pll_clock egl_pll_clks[] __initdata = { +static const struct samsung_pll_clock egl_pll_clks[] __initconst = { PLL(pll_2550xx, EGL_FOUT_EGL_PLL, "fout_egl_pll", "fin_pll", EGL_PLL_LOCK, EGL_PLL_CON0, pll2550_24mhz_tbl), @@ -408,7 +408,7 @@ CLK_OF_DECLARE(exynos5260_clk_egl, "samsung,exynos5260-clock-egl", /* CMU_FSYS */ -static unsigned long fsys_clk_regs[] __initdata = { +static const unsigned long fsys_clk_regs[] __initconst = { MUX_SEL_FSYS0, MUX_SEL_FSYS1, EN_ACLK_FSYS, @@ -431,7 +431,7 @@ PNAME(mout_phyclk_usbdrd30_pipe_pclk_user_p) = {"fin_pll", PNAME(mout_phyclk_usbdrd30_phyclock_user_p) = {"fin_pll", "phyclk_usbdrd30_udrd30_phyclock"}; -static struct samsung_mux_clock fsys_mux_clks[] __initdata = { +static const struct samsung_mux_clock fsys_mux_clks[] __initconst = { MUX(FSYS_MOUT_PHYCLK_USBDRD30_PHYCLOCK_USER, "mout_phyclk_usbdrd30_phyclock_user", mout_phyclk_usbdrd30_phyclock_user_p, @@ -454,7 +454,7 @@ static struct samsung_mux_clock fsys_mux_clks[] __initdata = { MUX_SEL_FSYS1, 16, 1), }; -static struct samsung_gate_clock fsys_gate_clks[] __initdata = { +static const struct samsung_gate_clock fsys_gate_clks[] __initconst = { GATE(FSYS_PHYCLK_USBHOST20, "phyclk_usbhost20_phyclock", "mout_phyclk_usbdrd30_phyclock_user", EN_SCLK_FSYS, 1, 0, 0), @@ -508,7 +508,7 @@ CLK_OF_DECLARE(exynos5260_clk_fsys, "samsung,exynos5260-clock-fsys", /* CMU_G2D */ -static unsigned long g2d_clk_regs[] __initdata = { +static const unsigned long g2d_clk_regs[] __initconst = { MUX_SEL_G2D, MUX_STAT_G2D, DIV_G2D, @@ -535,18 +535,18 @@ static unsigned long g2d_clk_regs[] __initdata = { PNAME(mout_aclk_g2d_333_user_p) = {"fin_pll", "dout_aclk_g2d_333"}; -static struct samsung_mux_clock g2d_mux_clks[] __initdata = { +static const struct samsung_mux_clock g2d_mux_clks[] __initconst = { MUX(G2D_MOUT_ACLK_G2D_333_USER, "mout_aclk_g2d_333_user", mout_aclk_g2d_333_user_p, MUX_SEL_G2D, 0, 1), }; -static struct samsung_div_clock g2d_div_clks[] __initdata = { +static const struct samsung_div_clock g2d_div_clks[] __initconst = { DIV(G2D_DOUT_PCLK_G2D_83, "dout_pclk_g2d_83", "mout_aclk_g2d_333_user", DIV_G2D, 0, 3), }; -static struct samsung_gate_clock g2d_gate_clks[] __initdata = { +static const struct samsung_gate_clock g2d_gate_clks[] __initconst = { GATE(G2D_CLK_G2D, "clk_g2d", "mout_aclk_g2d_333_user", EN_IP_G2D, 4, 0, 0), GATE(G2D_CLK_JPEG, "clk_jpeg", "mout_aclk_g2d_333_user", @@ -599,7 +599,7 @@ CLK_OF_DECLARE(exynos5260_clk_g2d, "samsung,exynos5260-clock-g2d", /* CMU_G3D */ -static unsigned long g3d_clk_regs[] __initdata = { +static const unsigned long g3d_clk_regs[] __initconst = { G3D_PLL_LOCK, G3D_PLL_CON0, G3D_PLL_CON1, @@ -615,23 +615,23 @@ static unsigned long g3d_clk_regs[] __initdata = { PNAME(mout_g3d_pll_p) = {"fin_pll", "fout_g3d_pll"}; -static struct samsung_mux_clock g3d_mux_clks[] __initdata = { +static const struct samsung_mux_clock g3d_mux_clks[] __initconst = { MUX(G3D_MOUT_G3D_PLL, "mout_g3d_pll", mout_g3d_pll_p, MUX_SEL_G3D, 0, 1), }; -static struct samsung_div_clock g3d_div_clks[] __initdata = { +static const struct samsung_div_clock g3d_div_clks[] __initconst = { DIV(G3D_DOUT_PCLK_G3D, "dout_pclk_g3d", "dout_aclk_g3d", DIV_G3D, 0, 3), DIV(G3D_DOUT_ACLK_G3D, "dout_aclk_g3d", "mout_g3d_pll", DIV_G3D, 4, 3), }; -static struct samsung_gate_clock g3d_gate_clks[] __initdata = { +static const struct samsung_gate_clock g3d_gate_clks[] __initconst = { GATE(G3D_CLK_G3D, "clk_g3d", "dout_aclk_g3d", EN_IP_G3D, 2, 0, 0), GATE(G3D_CLK_G3D_HPM, "clk_g3d_hpm", "dout_aclk_g3d", EN_IP_G3D, 3, 0, 0), }; -static struct samsung_pll_clock g3d_pll_clks[] __initdata = { +static const struct samsung_pll_clock g3d_pll_clks[] __initconst = { PLL(pll_2550, G3D_FOUT_G3D_PLL, "fout_g3d_pll", "fin_pll", G3D_PLL_LOCK, G3D_PLL_CON0, pll2550_24mhz_tbl), @@ -662,7 +662,7 @@ CLK_OF_DECLARE(exynos5260_clk_g3d, "samsung,exynos5260-clock-g3d", /* CMU_GSCL */ -static unsigned long gscl_clk_regs[] __initdata = { +static const unsigned long gscl_clk_regs[] __initconst = { MUX_SEL_GSCL, DIV_GSCL, EN_ACLK_GSCL, @@ -692,7 +692,7 @@ PNAME(mout_aclk_m2m_400_user_p) = {"fin_pll", "dout_aclk_gscl_400"}; PNAME(mout_aclk_gscl_fimc_user_p) = {"fin_pll", "dout_aclk_gscl_400"}; PNAME(mout_aclk_csis_p) = {"dout_aclk_csis_200", "mout_aclk_gscl_fimc_user"}; -static struct samsung_mux_clock gscl_mux_clks[] __initdata = { +static const struct samsung_mux_clock gscl_mux_clks[] __initconst = { MUX(GSCL_MOUT_ACLK_GSCL_333_USER, "mout_aclk_gscl_333_user", mout_aclk_gscl_333_user_p, MUX_SEL_GSCL, 0, 1), @@ -706,7 +706,7 @@ static struct samsung_mux_clock gscl_mux_clks[] __initdata = { MUX_SEL_GSCL, 24, 1), }; -static struct samsung_div_clock gscl_div_clks[] __initdata = { +static const struct samsung_div_clock gscl_div_clks[] __initconst = { DIV(GSCL_DOUT_PCLK_M2M_100, "dout_pclk_m2m_100", "mout_aclk_m2m_400_user", DIV_GSCL, 0, 3), @@ -715,7 +715,7 @@ static struct samsung_div_clock gscl_div_clks[] __initdata = { DIV_GSCL, 4, 3), }; -static struct samsung_gate_clock gscl_gate_clks[] __initdata = { +static const struct samsung_gate_clock gscl_gate_clks[] __initconst = { GATE(GSCL_SCLK_CSIS0_WRAP, "sclk_csis0_wrap", "dout_aclk_csis_200", EN_SCLK_GSCL_FIMC, 0, CLK_SET_RATE_PARENT, 0), GATE(GSCL_SCLK_CSIS1_WRAP, "sclk_csis1_wrap", "dout_aclk_csis_200", @@ -795,7 +795,7 @@ CLK_OF_DECLARE(exynos5260_clk_gscl, "samsung,exynos5260-clock-gscl", /* CMU_ISP */ -static unsigned long isp_clk_regs[] __initdata = { +static const unsigned long isp_clk_regs[] __initconst = { MUX_SEL_ISP0, MUX_SEL_ISP1, DIV_ISP, @@ -811,14 +811,14 @@ static unsigned long isp_clk_regs[] __initdata = { PNAME(mout_isp_400_user_p) = {"fin_pll", "dout_aclk_isp1_400"}; PNAME(mout_isp_266_user_p) = {"fin_pll", "dout_aclk_isp1_266"}; -static struct samsung_mux_clock isp_mux_clks[] __initdata = { +static const struct samsung_mux_clock isp_mux_clks[] __initconst = { MUX(ISP_MOUT_ISP_266_USER, "mout_isp_266_user", mout_isp_266_user_p, MUX_SEL_ISP0, 0, 1), MUX(ISP_MOUT_ISP_400_USER, "mout_isp_400_user", mout_isp_400_user_p, MUX_SEL_ISP0, 4, 1), }; -static struct samsung_div_clock isp_div_clks[] __initdata = { +static const struct samsung_div_clock isp_div_clks[] __initconst = { DIV(ISP_DOUT_PCLK_ISP_66, "dout_pclk_isp_66", "mout_kfc", DIV_ISP, 0, 3), DIV(ISP_DOUT_PCLK_ISP_133, "dout_pclk_isp_133", "mout_kfc", @@ -830,7 +830,7 @@ static struct samsung_div_clock isp_div_clks[] __initdata = { DIV(ISP_DOUT_SCLK_MPWM, "dout_sclk_mpwm", "mout_kfc", DIV_ISP, 20, 2), }; -static struct samsung_gate_clock isp_gate_clks[] __initdata = { +static const struct samsung_gate_clock isp_gate_clks[] __initconst = { GATE(ISP_CLK_GIC, "clk_isp_gic", "mout_aclk_isp1_266", EN_IP_ISP0, 15, 0, 0), @@ -914,7 +914,7 @@ CLK_OF_DECLARE(exynos5260_clk_isp, "samsung,exynos5260-clock-isp", /* CMU_KFC */ -static unsigned long kfc_clk_regs[] __initdata = { +static const unsigned long kfc_clk_regs[] __initconst = { KFC_PLL_LOCK, KFC_PLL_CON0, KFC_PLL_CON1, @@ -932,13 +932,13 @@ static unsigned long kfc_clk_regs[] __initdata = { PNAME(mout_kfc_pll_p) = {"fin_pll", "fout_kfc_pll"}; PNAME(mout_kfc_p) = {"mout_kfc_pll", "dout_media_pll"}; -static struct samsung_mux_clock kfc_mux_clks[] __initdata = { +static const struct samsung_mux_clock kfc_mux_clks[] __initconst = { MUX(KFC_MOUT_KFC_PLL, "mout_kfc_pll", mout_kfc_pll_p, MUX_SEL_KFC0, 0, 1), MUX(KFC_MOUT_KFC, "mout_kfc", mout_kfc_p, MUX_SEL_KFC2, 0, 1), }; -static struct samsung_div_clock kfc_div_clks[] __initdata = { +static const struct samsung_div_clock kfc_div_clks[] __initconst = { DIV(KFC_DOUT_KFC1, "dout_kfc1", "mout_kfc", DIV_KFC, 0, 3), DIV(KFC_DOUT_KFC2, "dout_kfc2", "dout_kfc1", DIV_KFC, 4, 3), DIV(KFC_DOUT_KFC_ATCLK, "dout_kfc_atclk", "dout_kfc2", DIV_KFC, 8, 3), @@ -949,7 +949,7 @@ static struct samsung_div_clock kfc_div_clks[] __initdata = { DIV(KFC_DOUT_KFC_PLL, "dout_kfc_pll", "mout_kfc", DIV_KFC, 24, 3), }; -static struct samsung_pll_clock kfc_pll_clks[] __initdata = { +static const struct samsung_pll_clock kfc_pll_clks[] __initconst = { PLL(pll_2550xx, KFC_FOUT_KFC_PLL, "fout_kfc_pll", "fin_pll", KFC_PLL_LOCK, KFC_PLL_CON0, pll2550_24mhz_tbl), @@ -978,7 +978,7 @@ CLK_OF_DECLARE(exynos5260_clk_kfc, "samsung,exynos5260-clock-kfc", /* CMU_MFC */ -static unsigned long mfc_clk_regs[] __initdata = { +static const unsigned long mfc_clk_regs[] __initconst = { MUX_SEL_MFC, DIV_MFC, EN_ACLK_MFC, @@ -991,18 +991,18 @@ static unsigned long mfc_clk_regs[] __initdata = { PNAME(mout_aclk_mfc_333_user_p) = {"fin_pll", "dout_aclk_mfc_333"}; -static struct samsung_mux_clock mfc_mux_clks[] __initdata = { +static const struct samsung_mux_clock mfc_mux_clks[] __initconst = { MUX(MFC_MOUT_ACLK_MFC_333_USER, "mout_aclk_mfc_333_user", mout_aclk_mfc_333_user_p, MUX_SEL_MFC, 0, 1), }; -static struct samsung_div_clock mfc_div_clks[] __initdata = { +static const struct samsung_div_clock mfc_div_clks[] __initconst = { DIV(MFC_DOUT_PCLK_MFC_83, "dout_pclk_mfc_83", "mout_aclk_mfc_333_user", DIV_MFC, 0, 3), }; -static struct samsung_gate_clock mfc_gate_clks[] __initdata = { +static const struct samsung_gate_clock mfc_gate_clks[] __initconst = { GATE(MFC_CLK_MFC, "clk_mfc", "mout_aclk_mfc_333_user", EN_IP_MFC, 1, 0, 0), GATE(MFC_CLK_SMMU2_MFCM0, "clk_smmu2_mfcm0", "mout_aclk_mfc_333_user", @@ -1034,7 +1034,7 @@ CLK_OF_DECLARE(exynos5260_clk_mfc, "samsung,exynos5260-clock-mfc", /* CMU_MIF */ -static unsigned long mif_clk_regs[] __initdata = { +static const unsigned long mif_clk_regs[] __initconst = { MEM_PLL_LOCK, BUS_PLL_LOCK, MEDIA_PLL_LOCK, @@ -1076,7 +1076,7 @@ PNAME(mout_mif_drex2x_p) = {"dout_mem_pll", "dout_bus_pll"}; PNAME(mout_clkm_phy_p) = {"mout_mif_drex", "dout_media_pll"}; PNAME(mout_clk2x_phy_p) = {"mout_mif_drex2x", "dout_media_pll"}; -static struct samsung_mux_clock mif_mux_clks[] __initdata = { +static const struct samsung_mux_clock mif_mux_clks[] __initconst = { MUX(MIF_MOUT_MEM_PLL, "mout_mem_pll", mout_mem_pll_p, MUX_SEL_MIF, 0, 1), MUX(MIF_MOUT_BUS_PLL, "mout_bus_pll", mout_bus_pll_p, @@ -1093,7 +1093,7 @@ static struct samsung_mux_clock mif_mux_clks[] __initdata = { MUX_SEL_MIF, 24, 1), }; -static struct samsung_div_clock mif_div_clks[] __initdata = { +static const struct samsung_div_clock mif_div_clks[] __initconst = { DIV(MIF_DOUT_MEDIA_PLL, "dout_media_pll", "mout_media_pll", DIV_MIF, 0, 3), DIV(MIF_DOUT_MEM_PLL, "dout_mem_pll", "mout_mem_pll", @@ -1112,7 +1112,7 @@ static struct samsung_div_clock mif_div_clks[] __initdata = { DIV_MIF, 28, 4), }; -static struct samsung_gate_clock mif_gate_clks[] __initdata = { +static const struct samsung_gate_clock mif_gate_clks[] __initconst = { GATE(MIF_CLK_LPDDR3PHY_WRAP0, "clk_lpddr3phy_wrap0", "dout_clk2x_phy", EN_IP_MIF, 12, CLK_IGNORE_UNUSED, 0), GATE(MIF_CLK_LPDDR3PHY_WRAP1, "clk_lpddr3phy_wrap1", "dout_clk2x_phy", @@ -1146,7 +1146,7 @@ static struct samsung_gate_clock mif_gate_clks[] __initdata = { CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), }; -static struct samsung_pll_clock mif_pll_clks[] __initdata = { +static const struct samsung_pll_clock mif_pll_clks[] __initconst = { PLL(pll_2550xx, MIF_FOUT_MEM_PLL, "fout_mem_pll", "fin_pll", MEM_PLL_LOCK, MEM_PLL_CON0, pll2550_24mhz_tbl), @@ -1183,7 +1183,7 @@ CLK_OF_DECLARE(exynos5260_clk_mif, "samsung,exynos5260-clock-mif", /* CMU_PERI */ -static unsigned long peri_clk_regs[] __initdata = { +static const unsigned long peri_clk_regs[] __initconst = { MUX_SEL_PERI, MUX_SEL_PERI1, DIV_PERI, @@ -1219,7 +1219,7 @@ PNAME(mout_sclk_i2scod_p) = {"ioclk_i2s_cdclk", "fin_pll", "dout_aclk_peri_aud", PNAME(mout_sclk_spdif_p) = {"ioclk_spdif_extclk", "fin_pll", "dout_aclk_peri_aud", "phyclk_hdmi_phy_ref_cko"}; -static struct samsung_mux_clock peri_mux_clks[] __initdata = { +static const struct samsung_mux_clock peri_mux_clks[] __initconst = { MUX(PERI_MOUT_SCLK_PCM, "mout_sclk_pcm", mout_sclk_pcm_p, MUX_SEL_PERI1, 4, 2), MUX(PERI_MOUT_SCLK_I2SCOD, "mout_sclk_i2scod", mout_sclk_i2scod_p, @@ -1228,12 +1228,12 @@ static struct samsung_mux_clock peri_mux_clks[] __initdata = { MUX_SEL_PERI1, 20, 2), }; -static struct samsung_div_clock peri_div_clks[] __initdata = { +static const struct samsung_div_clock peri_div_clks[] __initconst = { DIV(PERI_DOUT_PCM, "dout_pcm", "mout_sclk_pcm", DIV_PERI, 0, 8), DIV(PERI_DOUT_I2S, "dout_i2s", "mout_sclk_i2scod", DIV_PERI, 8, 6), }; -static struct samsung_gate_clock peri_gate_clks[] __initdata = { +static const struct samsung_gate_clock peri_gate_clks[] __initconst = { GATE(PERI_SCLK_PCM1, "sclk_pcm1", "dout_pcm", EN_SCLK_PERI, 0, CLK_SET_RATE_PARENT, 0), GATE(PERI_SCLK_I2S, "sclk_i2s", "dout_i2s", EN_SCLK_PERI, 1, @@ -1389,7 +1389,7 @@ CLK_OF_DECLARE(exynos5260_clk_peri, "samsung,exynos5260-clock-peri", /* CMU_TOP */ -static unsigned long top_clk_regs[] __initdata = { +static const unsigned long top_clk_regs[] __initconst = { DISP_PLL_LOCK, AUD_PLL_LOCK, DISP_PLL_CON0, @@ -1430,7 +1430,7 @@ static unsigned long top_clk_regs[] __initdata = { }; /* fixed rate clocks generated inside the soc */ -static struct samsung_fixed_rate_clock fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock fixed_rate_clks[] __initconst = { FRATE(PHYCLK_DPTX_PHY_CH3_TXD_CLK, "phyclk_dptx_phy_ch3_txd_clk", NULL, 0, 270000000), FRATE(PHYCLK_DPTX_PHY_CH2_TXD_CLK, "phyclk_dptx_phy_ch2_txd_clk", NULL, @@ -1513,7 +1513,7 @@ PNAME(mout_sclk_fsys_mmc1_sdclkin_b_p) = {"mout_sclk_fsys_mmc1_sdclkin_a", PNAME(mout_sclk_fsys_mmc2_sdclkin_b_p) = {"mout_sclk_fsys_mmc2_sdclkin_a", "mout_mediatop_pll_user"}; -static struct samsung_mux_clock top_mux_clks[] __initdata = { +static const struct samsung_mux_clock top_mux_clks[] __initconst = { MUX(TOP_MOUT_MEDIATOP_PLL_USER, "mout_mediatop_pll_user", mout_mediatop_pll_user_p, MUX_SEL_TOP_PLL0, 0, 1), @@ -1673,7 +1673,7 @@ static struct samsung_mux_clock top_mux_clks[] __initdata = { MUX_SEL_TOP_GSCL, 20, 1), }; -static struct samsung_div_clock top_div_clks[] __initdata = { +static const struct samsung_div_clock top_div_clks[] __initconst = { DIV(TOP_DOUT_ACLK_G2D_333, "dout_aclk_g2d_333", "mout_aclk_g2d_333", DIV_TOP_G2D_MFC, 0, 3), DIV(TOP_DOUT_ACLK_MFC_333, "dout_aclk_mfc_333", "mout_aclk_mfc_333", @@ -1794,7 +1794,7 @@ static struct samsung_div_clock top_div_clks[] __initdata = { }; -static struct samsung_gate_clock top_gate_clks[] __initdata = { +static const struct samsung_gate_clock top_gate_clks[] __initconst = { GATE(TOP_SCLK_MMC0, "sclk_fsys_mmc0_sdclkin", "dout_sclk_fsys_mmc0_sdclkin_b", EN_SCLK_TOP, 7, CLK_SET_RATE_PARENT, 0), @@ -1809,7 +1809,7 @@ static struct samsung_gate_clock top_gate_clks[] __initdata = { CLK_SET_RATE_PARENT, 0), }; -static struct samsung_pll_clock top_pll_clks[] __initdata = { +static const struct samsung_pll_clock top_pll_clks[] __initconst = { PLL(pll_2550xx, TOP_FOUT_DISP_PLL, "fout_disp_pll", "fin_pll", DISP_PLL_LOCK, DISP_PLL_CON0, pll2550_24mhz_tbl), diff --git a/drivers/clk/samsung/clk-exynos5410.c b/drivers/clk/samsung/clk-exynos5410.c index d5d5dca..54ec486 100644 --- a/drivers/clk/samsung/clk-exynos5410.c +++ b/drivers/clk/samsung/clk-exynos5410.c @@ -31,11 +31,14 @@ #define SRC_CPU 0x200 #define DIV_CPU0 0x500 #define SRC_CPERI1 0x4204 +#define GATE_IP_G2D 0x8800 #define DIV_TOP0 0x10510 #define DIV_TOP1 0x10514 +#define DIV_FSYS0 0x10548 #define DIV_FSYS1 0x1054c #define DIV_FSYS2 0x10550 #define DIV_PERIC0 0x10558 +#define DIV_PERIC3 0x10564 #define SRC_TOP0 0x10210 #define SRC_TOP1 0x10214 #define SRC_TOP2 0x10218 @@ -44,6 +47,8 @@ #define SRC_MASK_FSYS 0x10340 #define SRC_MASK_PERIC0 0x10350 #define GATE_BUS_FSYS0 0x10740 +#define GATE_TOP_SCLK_FSYS 0x10840 +#define GATE_TOP_SCLK_PERIC 0x10850 #define GATE_IP_FSYS 0x10944 #define GATE_IP_PERIC 0x10950 #define GATE_IP_PERIS 0x10960 @@ -71,12 +76,13 @@ PNAME(mout_kfc_p) = { "mout_kpll", "sclk_mpll", }; PNAME(mpll_user_p) = { "fin_pll", "sclk_mpll", }; PNAME(bpll_user_p) = { "fin_pll", "sclk_bpll", }; PNAME(mpll_bpll_p) = { "sclk_mpll_muxed", "sclk_bpll_muxed", }; +PNAME(sclk_mpll_bpll_p) = { "sclk_mpll_bpll", "fin_pll", }; PNAME(group2_p) = { "fin_pll", "fin_pll", "none", "none", "none", "none", "sclk_mpll_bpll", "none", "none", "sclk_cpll" }; -static struct samsung_mux_clock exynos5410_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5410_mux_clks[] __initconst = { MUX(0, "mout_apll", apll_p, SRC_CPU, 0, 1), MUX(0, "mout_cpu", mout_cpu_p, SRC_CPU, 16, 1), @@ -96,16 +102,20 @@ static struct samsung_mux_clock exynos5410_mux_clks[] __initdata = { MUX(0, "mout_mmc0", group2_p, SRC_FSYS, 0, 4), MUX(0, "mout_mmc1", group2_p, SRC_FSYS, 4, 4), MUX(0, "mout_mmc2", group2_p, SRC_FSYS, 8, 4), + MUX(0, "mout_usbd300", sclk_mpll_bpll_p, SRC_FSYS, 28, 1), + MUX(0, "mout_usbd301", sclk_mpll_bpll_p, SRC_FSYS, 29, 1), MUX(0, "mout_uart0", group2_p, SRC_PERIC0, 0, 4), MUX(0, "mout_uart1", group2_p, SRC_PERIC0, 4, 4), MUX(0, "mout_uart2", group2_p, SRC_PERIC0, 8, 4), + MUX(0, "mout_uart3", group2_p, SRC_PERIC0, 12, 4), + MUX(0, "mout_pwm", group2_p, SRC_PERIC0, 24, 4), MUX(0, "mout_aclk200", mpll_bpll_p, SRC_TOP0, 12, 1), MUX(0, "mout_aclk400", mpll_bpll_p, SRC_TOP0, 20, 1), }; -static struct samsung_div_clock exynos5410_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5410_div_clks[] __initconst = { DIV(0, "div_arm", "mout_cpu", DIV_CPU0, 0, 3), DIV(0, "div_arm2", "div_arm", DIV_CPU0, 28, 3), @@ -121,6 +131,11 @@ static struct samsung_div_clock exynos5410_div_clks[] __initdata = { DIV(0, "aclk66_pre", "sclk_mpll_muxed", DIV_TOP1, 24, 3), DIV(0, "aclk66", "aclk66_pre", DIV_TOP0, 0, 3), + DIV(0, "dout_usbphy300", "mout_usbd300", DIV_FSYS0, 16, 4), + DIV(0, "dout_usbphy301", "mout_usbd301", DIV_FSYS0, 20, 4), + DIV(0, "dout_usbd300", "mout_usbd300", DIV_FSYS0, 24, 4), + DIV(0, "dout_usbd301", "mout_usbd301", DIV_FSYS0, 28, 4), + DIV(0, "div_mmc0", "mout_mmc0", DIV_FSYS1, 0, 4), DIV(0, "div_mmc1", "mout_mmc1", DIV_FSYS1, 16, 4), DIV(0, "div_mmc2", "mout_mmc2", DIV_FSYS2, 0, 4), @@ -137,12 +152,19 @@ static struct samsung_div_clock exynos5410_div_clks[] __initdata = { DIV(0, "div_uart2", "mout_uart2", DIV_PERIC0, 8, 4), DIV(0, "div_uart3", "mout_uart3", DIV_PERIC0, 12, 4), + DIV(0, "dout_pwm", "mout_pwm", DIV_PERIC3, 0, 4), + DIV(0, "aclk200", "mout_aclk200", DIV_TOP0, 12, 3), + DIV(0, "aclk266", "mpll_user_p", DIV_TOP0, 16, 3), DIV(0, "aclk400", "mout_aclk400", DIV_TOP0, 24, 3), }; -static struct samsung_gate_clock exynos5410_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos5410_gate_clks[] __initconst = { + GATE(CLK_SSS, "sss", "aclk266", GATE_IP_G2D, 2, 0, 0), GATE(CLK_MCT, "mct", "aclk66", GATE_IP_PERIS, 18, 0, 0), + GATE(CLK_WDT, "wdt", "aclk66", GATE_IP_PERIS, 19, 0, 0), + GATE(CLK_RTC, "rtc", "aclk66", GATE_IP_PERIS, 20, 0, 0), + GATE(CLK_TMU, "tmu", "aclk66", GATE_IP_PERIS, 21, 0, 0), GATE(CLK_SCLK_MMC0, "sclk_mmc0", "div_mmc_pre0", SRC_MASK_FSYS, 0, CLK_SET_RATE_PARENT, 0), @@ -155,9 +177,31 @@ static struct samsung_gate_clock exynos5410_gate_clks[] __initdata = { GATE(CLK_MMC1, "sdmmc1", "aclk200", GATE_BUS_FSYS0, 13, 0, 0), GATE(CLK_MMC2, "sdmmc2", "aclk200", GATE_BUS_FSYS0, 14, 0, 0), + GATE(CLK_SCLK_USBPHY301, "sclk_usbphy301", "dout_usbphy301", + GATE_TOP_SCLK_FSYS, 7, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_USBPHY300, "sclk_usbphy300", "dout_usbphy300", + GATE_TOP_SCLK_FSYS, 8, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_USBD300, "sclk_usbd300", "dout_usbd300", + GATE_TOP_SCLK_FSYS, 9, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_USBD301, "sclk_usbd301", "dout_usbd301", + GATE_TOP_SCLK_FSYS, 10, CLK_SET_RATE_PARENT, 0), + + GATE(CLK_SCLK_PWM, "sclk_pwm", "dout_pwm", + GATE_TOP_SCLK_PERIC, 11, CLK_SET_RATE_PARENT, 0), + GATE(CLK_UART0, "uart0", "aclk66", GATE_IP_PERIC, 0, 0, 0), GATE(CLK_UART1, "uart1", "aclk66", GATE_IP_PERIC, 1, 0, 0), GATE(CLK_UART2, "uart2", "aclk66", GATE_IP_PERIC, 2, 0, 0), + GATE(CLK_UART3, "uart3", "aclk66", GATE_IP_PERIC, 3, 0, 0), + GATE(CLK_I2C0, "i2c0", "aclk66", GATE_IP_PERIC, 6, 0, 0), + GATE(CLK_I2C1, "i2c1", "aclk66", GATE_IP_PERIC, 7, 0, 0), + GATE(CLK_I2C2, "i2c2", "aclk66", GATE_IP_PERIC, 8, 0, 0), + GATE(CLK_I2C3, "i2c3", "aclk66", GATE_IP_PERIC, 9, 0, 0), + GATE(CLK_USI0, "usi0", "aclk66", GATE_IP_PERIC, 10, 0, 0), + GATE(CLK_USI1, "usi1", "aclk66", GATE_IP_PERIC, 11, 0, 0), + GATE(CLK_USI2, "usi2", "aclk66", GATE_IP_PERIC, 12, 0, 0), + GATE(CLK_USI3, "usi3", "aclk66", GATE_IP_PERIC, 13, 0, 0), + GATE(CLK_PWM, "pwm", "aclk66", GATE_IP_PERIC, 24, 0, 0), GATE(CLK_SCLK_UART0, "sclk_uart0", "div_uart0", SRC_MASK_PERIC0, 0, CLK_SET_RATE_PARENT, 0), @@ -165,9 +209,15 @@ static struct samsung_gate_clock exynos5410_gate_clks[] __initdata = { SRC_MASK_PERIC0, 4, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_UART2, "sclk_uart2", "div_uart2", SRC_MASK_PERIC0, 8, CLK_SET_RATE_PARENT, 0), + GATE(CLK_SCLK_UART3, "sclk_uart3", "div_uart3", + SRC_MASK_PERIC0, 12, CLK_SET_RATE_PARENT, 0), + + GATE(CLK_USBH20, "usbh20", "aclk200_fsys", GATE_IP_FSYS, 18, 0, 0), + GATE(CLK_USBD300, "usbd300", "aclk200_fsys", GATE_IP_FSYS, 19, 0, 0), + GATE(CLK_USBD301, "usbd301", "aclk200_fsys", GATE_IP_FSYS, 20, 0, 0), }; -static struct samsung_pll_clock exynos5410_plls[nr_plls] __initdata = { +static const struct samsung_pll_clock exynos5410_plls[nr_plls] __initconst = { [apll] = PLL(pll_35xx, CLK_FOUT_APLL, "fout_apll", "fin_pll", APLL_LOCK, APLL_CON0, NULL), [cpll] = PLL(pll_35xx, CLK_FOUT_CPLL, "fout_cpll", "fin_pll", CPLL_LOCK, diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 92382ce..bb196ca 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -160,7 +160,7 @@ static struct samsung_clk_reg_dump *exynos5800_save; * list of controller registers to be saved and restored during a * suspend/resume cycle. */ -static unsigned long exynos5x_clk_regs[] __initdata = { +static const unsigned long exynos5x_clk_regs[] __initconst = { SRC_CPU, DIV_CPU0, DIV_CPU1, @@ -248,7 +248,7 @@ static unsigned long exynos5x_clk_regs[] __initdata = { DIV_KFC0, }; -static unsigned long exynos5800_clk_regs[] __initdata = { +static const unsigned long exynos5800_clk_regs[] __initconst = { SRC_TOP8, SRC_TOP9, SRC_CAM, @@ -306,7 +306,7 @@ static struct syscore_ops exynos5420_clk_syscore_ops = { .resume = exynos5420_clk_resume, }; -static void exynos5420_clk_sleep_init(void) +static void __init exynos5420_clk_sleep_init(void) { exynos5x_save = samsung_clk_alloc_reg_dump(exynos5x_clk_regs, ARRAY_SIZE(exynos5x_clk_regs)); @@ -333,7 +333,7 @@ err_soc: return; } #else -static void exynos5420_clk_sleep_init(void) {} +static void __init exynos5420_clk_sleep_init(void) {} #endif /* list of all parent clocks */ @@ -484,7 +484,7 @@ static struct samsung_fixed_rate_clock }; /* fixed rate clocks generated inside the soc */ -static struct samsung_fixed_rate_clock exynos5x_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos5x_fixed_rate_clks[] __initconst = { FRATE(CLK_SCLK_HDMIPHY, "sclk_hdmiphy", NULL, 0, 24000000), FRATE(0, "sclk_pwi", NULL, 0, 24000000), FRATE(0, "sclk_usbh20", NULL, 0, 48000000), @@ -492,19 +492,19 @@ static struct samsung_fixed_rate_clock exynos5x_fixed_rate_clks[] __initdata = { FRATE(0, "sclk_usbh20_scan_clk", NULL, 0, 480000000), }; -static struct samsung_fixed_factor_clock - exynos5x_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock + exynos5x_fixed_factor_clks[] __initconst = { FFACTOR(0, "ff_hsic_12m", "fin_pll", 1, 2, 0), FFACTOR(0, "ff_sw_aclk66", "mout_sw_aclk66", 1, 2, 0), }; -static struct samsung_fixed_factor_clock - exynos5800_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock + exynos5800_fixed_factor_clks[] __initconst = { FFACTOR(0, "ff_dout_epll2", "mout_sclk_epll", 1, 2, 0), FFACTOR(0, "ff_dout_spll2", "mout_sclk_spll", 1, 2, 0), }; -static struct samsung_mux_clock exynos5800_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5800_mux_clks[] __initconst = { MUX(0, "mout_aclk400_isp", mout_group3_5800_p, SRC_TOP0, 0, 3), MUX(0, "mout_aclk400_mscl", mout_group3_5800_p, SRC_TOP0, 4, 3), MUX(0, "mout_aclk400_wcore", mout_group2_5800_p, SRC_TOP0, 16, 3), @@ -553,7 +553,7 @@ static struct samsung_mux_clock exynos5800_mux_clks[] __initdata = { MUX(0, "mout_fimd1", mout_group2_p, SRC_DISP10, 4, 3), }; -static struct samsung_div_clock exynos5800_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5800_div_clks[] __initconst = { DIV(CLK_DOUT_ACLK400_WCORE, "dout_aclk400_wcore", "mout_aclk400_wcore", DIV_TOP0, 16, 3), DIV(0, "dout_aclk550_cam", "mout_aclk550_cam", @@ -569,14 +569,14 @@ static struct samsung_div_clock exynos5800_div_clks[] __initdata = { DIV(0, "dout_sclk_sw", "sclk_spll", DIV_TOP9, 24, 6), }; -static struct samsung_gate_clock exynos5800_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos5800_gate_clks[] __initconst = { GATE(CLK_ACLK550_CAM, "aclk550_cam", "mout_user_aclk550_cam", GATE_BUS_TOP, 24, 0, 0), GATE(CLK_ACLK432_SCALER, "aclk432_scaler", "mout_user_aclk432_scaler", GATE_BUS_TOP, 27, 0, 0), }; -static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5420_mux_clks[] __initconst = { MUX(0, "sclk_bpll", mout_bpll_p, TOP_SPARE2, 0, 1), MUX(0, "mout_aclk400_wcore_bpll", mout_aclk400_wcore_bpll_p, TOP_SPARE2, 4, 1), @@ -606,12 +606,12 @@ static struct samsung_mux_clock exynos5420_mux_clks[] __initdata = { MUX(0, "mout_fimd1", mout_group3_p, SRC_DISP10, 4, 1), }; -static struct samsung_div_clock exynos5420_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5420_div_clks[] __initconst = { DIV(CLK_DOUT_ACLK400_WCORE, "dout_aclk400_wcore", "mout_aclk400_wcore_bpll", DIV_TOP0, 16, 3), }; -static struct samsung_mux_clock exynos5x_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5x_mux_clks[] __initconst = { MUX(0, "mout_user_pclk66_gpio", mout_user_pclk66_gpio_p, SRC_TOP7, 4, 1), MUX(0, "mout_mspll_kfc", mout_mspll_cpu_p, SRC_TOP7, 8, 2), @@ -778,7 +778,7 @@ static struct samsung_mux_clock exynos5x_mux_clks[] __initdata = { MUX(0, "mout_isp_sensor", mout_group2_p, SRC_ISP, 28, 3), }; -static struct samsung_div_clock exynos5x_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5x_div_clks[] __initconst = { DIV(0, "div_arm", "mout_cpu", DIV_CPU0, 0, 3), DIV(0, "sclk_apll", "mout_apll", DIV_CPU0, 24, 3), DIV(0, "armclk2", "div_arm", DIV_CPU0, 28, 3), @@ -911,7 +911,7 @@ static struct samsung_div_clock exynos5x_div_clks[] __initdata = { CLK_SET_RATE_PARENT, 0), }; -static struct samsung_gate_clock exynos5x_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos5x_gate_clks[] __initconst = { /* G2D */ GATE(CLK_MDMA0, "mdma0", "aclk266_g2d", GATE_IP_G2D, 1, 0, 0), GATE(CLK_SSS, "sss", "aclk266_g2d", GATE_IP_G2D, 2, 0, 0), @@ -946,7 +946,7 @@ static struct samsung_gate_clock exynos5x_gate_clks[] __initdata = { GATE_BUS_TOP, 13, 0, 0), GATE(0, "aclk166", "mout_user_aclk166", GATE_BUS_TOP, 14, CLK_IGNORE_UNUSED, 0), - GATE(0, "aclk333", "mout_user_aclk333", + GATE(CLK_ACLK333, "aclk333", "mout_user_aclk333", GATE_BUS_TOP, 15, CLK_IGNORE_UNUSED, 0), GATE(0, "aclk400_isp", "mout_user_aclk400_isp", GATE_BUS_TOP, 16, 0, 0), @@ -1219,7 +1219,7 @@ static struct samsung_gate_clock exynos5x_gate_clks[] __initdata = { GATE(CLK_G3D, "g3d", "mout_user_aclk_g3d", GATE_IP_G3D, 9, 0, 0), }; -static const struct samsung_pll_rate_table exynos5420_pll2550x_24mhz_tbl[] = { +static const struct samsung_pll_rate_table exynos5420_pll2550x_24mhz_tbl[] __initconst = { PLL_35XX_RATE(2000000000, 250, 3, 0), PLL_35XX_RATE(1900000000, 475, 6, 0), PLL_35XX_RATE(1800000000, 225, 3, 0), @@ -1356,8 +1356,6 @@ static void __init exynos5x_clk_init(struct device_node *np, exynos5x_soc = soc; ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); samsung_clk_of_register_fixed_ext(ctx, exynos5x_fixed_rate_ext_clks, ARRAY_SIZE(exynos5x_fixed_rate_ext_clks), diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c index 128527b..ea16086 100644 --- a/drivers/clk/samsung/clk-exynos5433.c +++ b/drivers/clk/samsung/clk-exynos5433.c @@ -11,10 +11,12 @@ #include <linux/clk-provider.h> #include <linux/of.h> +#include <linux/of_address.h> #include <dt-bindings/clock/exynos5433.h> #include "clk.h" +#include "clk-cpu.h" #include "clk-pll.h" /* @@ -108,7 +110,7 @@ #define ENABLE_CMU_TOP 0x0c00 #define ENABLE_CMU_TOP_DIV_STAT 0x0c04 -static unsigned long top_clk_regs[] __initdata = { +static const unsigned long top_clk_regs[] __initconst = { ISP_PLL_LOCK, AUD_PLL_LOCK, ISP_PLL_CON0, @@ -218,11 +220,11 @@ PNAME(mout_sclk_audio0_p) = { "ioclk_audiocdclk0", "oscclk", PNAME(mout_sclk_hdmi_spdif_p) = { "sclk_audio1", "ioclk_spdif_extclk", }; -static struct samsung_fixed_factor_clock top_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock top_fixed_factor_clks[] __initconst = { FFACTOR(0, "oscclk_efuse_common", "oscclk", 1, 1, 0), }; -static struct samsung_fixed_rate_clock top_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock top_fixed_clks[] __initconst = { /* Xi2s{0|1}CDCLK input clock for I2S/PCM */ FRATE(0, "ioclk_audiocdclk1", NULL, 0, 100000000), FRATE(0, "ioclk_audiocdclk0", NULL, 0, 100000000), @@ -238,7 +240,7 @@ static struct samsung_fixed_rate_clock top_fixed_clks[] __initdata = { FRATE(0, "ioclk_i2s1_bclk_in", NULL, 0, 12288000), }; -static struct samsung_mux_clock top_mux_clks[] __initdata = { +static const struct samsung_mux_clock top_mux_clks[] __initconst = { /* MUX_SEL_TOP0 */ MUX(CLK_MOUT_AUD_PLL, "mout_aud_pll", mout_aud_pll_p, MUX_SEL_TOP0, 4, 1), @@ -374,7 +376,7 @@ static struct samsung_mux_clock top_mux_clks[] __initdata = { mout_sclk_hdmi_spdif_p, MUX_SEL_TOP_DISP, 0, 1), }; -static struct samsung_div_clock top_div_clks[] __initdata = { +static const struct samsung_div_clock top_div_clks[] __initconst = { /* DIV_TOP0 */ DIV(CLK_DIV_ACLK_CAM1_333, "div_aclk_cam1_333", "mout_aclk_cam1_333", DIV_TOP0, 28, 3), @@ -538,7 +540,7 @@ static struct samsung_div_clock top_div_clks[] __initdata = { DIV_TOP_PERIC4, 0, 4), }; -static struct samsung_gate_clock top_gate_clks[] __initdata = { +static const struct samsung_gate_clock top_gate_clks[] __initconst = { /* ENABLE_ACLK_TOP */ GATE(CLK_ACLK_G3D_400, "aclk_g3d_400", "div_aclk_g3d_400", ENABLE_ACLK_TOP, 30, 0, 0), @@ -639,7 +641,7 @@ static struct samsung_gate_clock top_gate_clks[] __initdata = { /* ENABLE_SCLK_TOP_FSYS */ GATE(CLK_SCLK_PCIE_100_FSYS, "sclk_pcie_100_fsys", "div_sclk_pcie_100", - ENABLE_SCLK_TOP_FSYS, 7, 0, 0), + ENABLE_SCLK_TOP_FSYS, 7, CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_MMC2_FSYS, "sclk_mmc2_fsys", "div_sclk_mmc2_b", ENABLE_SCLK_TOP_FSYS, 6, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_MMC1_FSYS, "sclk_mmc1_fsys", "div_sclk_mmc1_b", @@ -668,11 +670,14 @@ static struct samsung_gate_clock top_gate_clks[] __initdata = { GATE(CLK_SCLK_PCM1_PERIC, "sclk_pcm1_peric", "div_sclk_pcm1", ENABLE_SCLK_TOP_PERIC, 7, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_UART2_PERIC, "sclk_uart2_peric", "div_sclk_uart2", - ENABLE_SCLK_TOP_PERIC, 5, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_TOP_PERIC, 5, CLK_SET_RATE_PARENT | + CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_UART1_PERIC, "sclk_uart1_peric", "div_sclk_uart1", - ENABLE_SCLK_TOP_PERIC, 4, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_TOP_PERIC, 4, CLK_SET_RATE_PARENT | + CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_UART0_PERIC, "sclk_uart0_peric", "div_sclk_uart0", - ENABLE_SCLK_TOP_PERIC, 3, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_TOP_PERIC, 3, CLK_SET_RATE_PARENT | + CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_SPI2_PERIC, "sclk_spi2_peric", "div_sclk_spi2_b", ENABLE_SCLK_TOP_PERIC, 2, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_SPI1_PERIC, "sclk_spi1_peric", "div_sclk_spi1_b", @@ -693,7 +698,7 @@ static struct samsung_gate_clock top_gate_clks[] __initdata = { * ATLAS_PLL & APOLLO_PLL & MEM0_PLL & MEM1_PLL & BUS_PLL & MFC_PLL * & MPHY_PLL & G3D_PLL & DISP_PLL & ISP_PLL */ -static struct samsung_pll_rate_table exynos5443_pll_rates[] = { +static const struct samsung_pll_rate_table exynos5443_pll_rates[] __initconst = { PLL_35XX_RATE(2500000000U, 625, 6, 0), PLL_35XX_RATE(2400000000U, 500, 5, 0), PLL_35XX_RATE(2300000000U, 575, 6, 0), @@ -744,7 +749,7 @@ static struct samsung_pll_rate_table exynos5443_pll_rates[] = { }; /* AUD_PLL */ -static struct samsung_pll_rate_table exynos5443_aud_pll_rates[] = { +static const struct samsung_pll_rate_table exynos5443_aud_pll_rates[] __initconst = { PLL_36XX_RATE(400000000U, 200, 3, 2, 0), PLL_36XX_RATE(393216000U, 197, 3, 2, -25690), PLL_36XX_RATE(384000000U, 128, 2, 2, 0), @@ -757,14 +762,14 @@ static struct samsung_pll_rate_table exynos5443_aud_pll_rates[] = { { /* sentinel */ } }; -static struct samsung_pll_clock top_pll_clks[] __initdata = { +static const struct samsung_pll_clock top_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_ISP_PLL, "fout_isp_pll", "oscclk", ISP_PLL_LOCK, ISP_PLL_CON0, exynos5443_pll_rates), PLL(pll_36xx, CLK_FOUT_AUD_PLL, "fout_aud_pll", "oscclk", AUD_PLL_LOCK, AUD_PLL_CON0, exynos5443_aud_pll_rates), }; -static struct samsung_cmu_info top_cmu_info __initdata = { +static const struct samsung_cmu_info top_cmu_info __initconst = { .pll_clks = top_pll_clks, .nr_pll_clks = ARRAY_SIZE(top_pll_clks), .mux_clks = top_mux_clks, @@ -800,7 +805,7 @@ CLK_OF_DECLARE(exynos5433_cmu_top, "samsung,exynos5433-cmu-top", #define DIV_CPIF 0x0600 #define ENABLE_SCLK_CPIF 0x0a00 -static unsigned long cpif_clk_regs[] __initdata = { +static const unsigned long cpif_clk_regs[] __initconst = { MPHY_PLL_LOCK, MPHY_PLL_CON0, MPHY_PLL_CON1, @@ -813,32 +818,32 @@ static unsigned long cpif_clk_regs[] __initdata = { /* list of all parent clock list */ PNAME(mout_mphy_pll_p) = { "oscclk", "fout_mphy_pll", }; -static struct samsung_pll_clock cpif_pll_clks[] __initdata = { +static const struct samsung_pll_clock cpif_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_MPHY_PLL, "fout_mphy_pll", "oscclk", MPHY_PLL_LOCK, MPHY_PLL_CON0, exynos5443_pll_rates), }; -static struct samsung_mux_clock cpif_mux_clks[] __initdata = { +static const struct samsung_mux_clock cpif_mux_clks[] __initconst = { /* MUX_SEL_CPIF0 */ MUX(CLK_MOUT_MPHY_PLL, "mout_mphy_pll", mout_mphy_pll_p, MUX_SEL_CPIF0, 0, 1), }; -static struct samsung_div_clock cpif_div_clks[] __initdata = { +static const struct samsung_div_clock cpif_div_clks[] __initconst = { /* DIV_CPIF */ DIV(CLK_DIV_SCLK_MPHY, "div_sclk_mphy", "mout_mphy_pll", DIV_CPIF, 0, 6), }; -static struct samsung_gate_clock cpif_gate_clks[] __initdata = { +static const struct samsung_gate_clock cpif_gate_clks[] __initconst = { /* ENABLE_SCLK_CPIF */ GATE(CLK_SCLK_MPHY_PLL, "sclk_mphy_pll", "mout_mphy_pll", - ENABLE_SCLK_CPIF, 9, 0, 0), + ENABLE_SCLK_CPIF, 9, CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_UFS_MPHY, "sclk_ufs_mphy", "div_sclk_mphy", ENABLE_SCLK_CPIF, 4, 0, 0), }; -static struct samsung_cmu_info cpif_cmu_info __initdata = { +static const struct samsung_cmu_info cpif_cmu_info __initconst = { .pll_clks = cpif_pll_clks, .nr_pll_clks = ARRAY_SIZE(cpif_pll_clks), .mux_clks = cpif_mux_clks, @@ -939,7 +944,7 @@ CLK_OF_DECLARE(exynos5433_cmu_cpif, "samsung,exynos5433-cmu-cpif", #define PAUSE 0x1008 #define DDRPHY_LOCK_CTRL 0x100c -static unsigned long mif_clk_regs[] __initdata = { +static const unsigned long mif_clk_regs[] __initconst = { MEM0_PLL_LOCK, MEM1_PLL_LOCK, BUS_PLL_LOCK, @@ -1004,7 +1009,7 @@ static unsigned long mif_clk_regs[] __initdata = { DDRPHY_LOCK_CTRL, }; -static struct samsung_pll_clock mif_pll_clks[] __initdata = { +static const struct samsung_pll_clock mif_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_MEM0_PLL, "fout_mem0_pll", "oscclk", MEM0_PLL_LOCK, MEM0_PLL_CON0, exynos5443_pll_rates), PLL(pll_35xx, CLK_FOUT_MEM1_PLL, "fout_mem1_pll", "oscclk", @@ -1065,7 +1070,7 @@ PNAME(mout_sclk_decon_tv_vclk_b_p) = { "mout_sclk_decon_tv_vclk_a", PNAME(mout_sclk_dsim1_c_p) = { "mout_sclk_dsim1_b", "sclk_mphy_pll", }; PNAME(mout_sclk_dsim1_b_p) = { "mout_sclk_dsim1_a", "mout_mfc_pll_div2",}; -static struct samsung_fixed_factor_clock mif_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock mif_fixed_factor_clks[] __initconst = { /* dout_{mfc|bus|mem1|mem0}_pll is half fixed rate from parent mux */ FFACTOR(CLK_DOUT_MFC_PLL, "dout_mfc_pll", "mout_mfc_pll", 1, 1, 0), FFACTOR(CLK_DOUT_BUS_PLL, "dout_bus_pll", "mout_bus_pll", 1, 1, 0), @@ -1073,7 +1078,7 @@ static struct samsung_fixed_factor_clock mif_fixed_factor_clks[] __initdata = { FFACTOR(CLK_DOUT_MEM0_PLL, "dout_mem0_pll", "mout_mem0_pll", 1, 1, 0), }; -static struct samsung_mux_clock mif_mux_clks[] __initdata = { +static const struct samsung_mux_clock mif_mux_clks[] __initconst = { /* MUX_SEL_MIF0 */ MUX(CLK_MOUT_MFC_PLL_DIV2, "mout_mfc_pll_div2", mout_mfc_pll_div2_p, MUX_SEL_MIF0, 28, 1), @@ -1169,7 +1174,7 @@ static struct samsung_mux_clock mif_mux_clks[] __initdata = { MUX_SEL_MIF7, 0, 1), }; -static struct samsung_div_clock mif_div_clks[] __initdata = { +static const struct samsung_div_clock mif_div_clks[] __initconst = { /* DIV_MIF1 */ DIV(CLK_DIV_SCLK_HPM_MIF, "div_sclk_hpm_mif", "div_clk2x_phy", DIV_MIF1, 16, 2), @@ -1223,7 +1228,7 @@ static struct samsung_div_clock mif_div_clks[] __initdata = { 0, 3), }; -static struct samsung_gate_clock mif_gate_clks[] __initdata = { +static const struct samsung_gate_clock mif_gate_clks[] __initconst = { /* ENABLE_ACLK_MIF0 */ GATE(CLK_CLK2X_PHY1, "clk2k_phy1", "div_clk2x_phy", ENABLE_ACLK_MIF0, 19, CLK_IGNORE_UNUSED, 0), @@ -1440,11 +1445,13 @@ static struct samsung_gate_clock mif_gate_clks[] __initdata = { /* ENABLE_PCLK_MIF_SECURE_DREX0_TZ */ GATE(CLK_PCLK_DREX0_TZ, "pclk_drex0_tz", "div_aclk_mif_133", - ENABLE_PCLK_MIF_SECURE_DREX0_TZ, 0, 0, 0), + ENABLE_PCLK_MIF_SECURE_DREX0_TZ, 0, + CLK_IGNORE_UNUSED, 0), /* ENABLE_PCLK_MIF_SECURE_DREX1_TZ */ GATE(CLK_PCLK_DREX1_TZ, "pclk_drex1_tz", "div_aclk_mif_133", - ENABLE_PCLK_MIF_SECURE_DREX1_TZ, 0, 0, 0), + ENABLE_PCLK_MIF_SECURE_DREX1_TZ, 0, + CLK_IGNORE_UNUSED, 0), /* ENABLE_PCLK_MIF_SECURE_MONOTONIC_CNT */ GATE(CLK_PCLK_MONOTONIC_CNT, "pclk_monotonic_cnt", "div_aclk_mif_133", @@ -1486,7 +1493,7 @@ static struct samsung_gate_clock mif_gate_clks[] __initdata = { ENABLE_SCLK_MIF, 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info mif_cmu_info __initdata = { +static const struct samsung_cmu_info mif_cmu_info __initconst = { .pll_clks = mif_pll_clks, .nr_pll_clks = ARRAY_SIZE(mif_pll_clks), .mux_clks = mif_mux_clks, @@ -1522,7 +1529,7 @@ CLK_OF_DECLARE(exynos5433_cmu_mif, "samsung,exynos5433-cmu-mif", #define ENABLE_IP_PERIC1 0x0B04 #define ENABLE_IP_PERIC2 0x0B08 -static unsigned long peric_clk_regs[] __initdata = { +static const unsigned long peric_clk_regs[] __initconst = { DIV_PERIC, ENABLE_ACLK_PERIC, ENABLE_PCLK_PERIC0, @@ -1533,13 +1540,13 @@ static unsigned long peric_clk_regs[] __initdata = { ENABLE_IP_PERIC2, }; -static struct samsung_div_clock peric_div_clks[] __initdata = { +static const struct samsung_div_clock peric_div_clks[] __initconst = { /* DIV_PERIC */ DIV(CLK_DIV_SCLK_SCI, "div_sclk_sci", "oscclk", DIV_PERIC, 4, 4), DIV(CLK_DIV_SCLK_SC_IN, "div_sclk_sc_in", "oscclk", DIV_PERIC, 0, 4), }; -static struct samsung_gate_clock peric_gate_clks[] __initdata = { +static const struct samsung_gate_clock peric_gate_clks[] __initconst = { /* ENABLE_ACLK_PERIC */ GATE(CLK_ACLK_AHB2APB_PERIC2P, "aclk_ahb2apb_peric2p", "aclk_peric_66", ENABLE_ACLK_PERIC, 3, CLK_IGNORE_UNUSED, 0), @@ -1654,8 +1661,7 @@ static struct samsung_gate_clock peric_gate_clks[] __initdata = { GATE(CLK_SCLK_IOCLK_SPI2, "sclk_ioclk_spi2", "ioclk_spi2_clk_in", ENABLE_SCLK_PERIC, 13, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_IOCLK_SPI1, "sclk_ioclk_spi1", "ioclk_spi1_clk_in", - ENABLE_SCLK_PERIC, 12, - CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_PERIC, 12, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_IOCLK_SPI0, "sclk_ioclk_spi0", "ioclk_spi0_clk_in", ENABLE_SCLK_PERIC, 11, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_IOCLK_I2S1_BCLK, "sclk_ioclk_i2s1_bclk", @@ -1670,18 +1676,21 @@ static struct samsung_gate_clock peric_gate_clks[] __initdata = { GATE(CLK_SCLK_SPI2, "sclk_spi2", "sclk_spi2_peric", ENABLE_SCLK_PERIC, 5, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_SPI1, "sclk_spi1", "sclk_spi1_peric", ENABLE_SCLK_PERIC, - 4, CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), + 4, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_SPI0, "sclk_spi0", "sclk_spi0_peric", ENABLE_SCLK_PERIC, 3, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_UART2, "sclk_uart2", "sclk_uart2_peric", - ENABLE_SCLK_PERIC, 2, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_PERIC, 2, + CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_UART1, "sclk_uart1", "sclk_uart1_peric", - ENABLE_SCLK_PERIC, 1, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_PERIC, 1, + CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_UART0, "sclk_uart0", "sclk_uart0_peric", - ENABLE_SCLK_PERIC, 0, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_PERIC, 0, + CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info peric_cmu_info __initdata = { +static const struct samsung_cmu_info peric_cmu_info __initconst = { .div_clks = peric_div_clks, .nr_div_clks = ARRAY_SIZE(peric_div_clks), .gate_clks = peric_gate_clks, @@ -1728,7 +1737,7 @@ CLK_OF_DECLARE(exynos5433_cmu_peric, "samsung,exynos5433-cmu-peric", #define ENABLE_IP_PERIS_SECURE_ANTIBRK_CNT 0x0b1c #define ENABLE_IP_PERIS_SECURE_OTP_CON 0x0b20 -static unsigned long peris_clk_regs[] __initdata = { +static const unsigned long peris_clk_regs[] __initconst = { ENABLE_ACLK_PERIS, ENABLE_PCLK_PERIS, ENABLE_PCLK_PERIS_SECURE_TZPC, @@ -1756,7 +1765,7 @@ static unsigned long peris_clk_regs[] __initdata = { ENABLE_IP_PERIS_SECURE_OTP_CON, }; -static struct samsung_gate_clock peris_gate_clks[] __initdata = { +static const struct samsung_gate_clock peris_gate_clks[] __initconst = { /* ENABLE_ACLK_PERIS */ GATE(CLK_ACLK_AHB2APB_PERIS1P, "aclk_ahb2apb_peris1p", "aclk_peris_66", ENABLE_ACLK_PERIS, 2, CLK_IGNORE_UNUSED, 0), @@ -1875,7 +1884,7 @@ static struct samsung_gate_clock peris_gate_clks[] __initdata = { ENABLE_SCLK_PERIS_SECURE_OTP_CON, 0, 0, 0), }; -static struct samsung_cmu_info peris_cmu_info __initdata = { +static const struct samsung_cmu_info peris_cmu_info __initconst = { .gate_clks = peris_gate_clks, .nr_gate_clks = ARRAY_SIZE(peris_gate_clks), .nr_clk_ids = PERIS_NR_CLK, @@ -1959,7 +1968,7 @@ PNAME(mout_sclk_mphy_p) = { "mout_sclk_ufs_mphy_user", "mout_phyclk_lli_mphy_to_ufs_user", }; -static unsigned long fsys_clk_regs[] __initdata = { +static const unsigned long fsys_clk_regs[] __initconst = { MUX_SEL_FSYS0, MUX_SEL_FSYS1, MUX_SEL_FSYS2, @@ -1980,7 +1989,7 @@ static unsigned long fsys_clk_regs[] __initdata = { ENABLE_IP_FSYS1, }; -static struct samsung_fixed_rate_clock fsys_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock fsys_fixed_clks[] __initconst = { /* PHY clocks from USBDRD30_PHY */ FRATE(CLK_PHYCLK_USBDRD30_UDRD30_PHYCLOCK_PHY, "phyclk_usbdrd30_udrd30_phyclock_phy", NULL, @@ -2020,7 +2029,7 @@ static struct samsung_fixed_rate_clock fsys_fixed_clks[] __initdata = { NULL, 0, 26000000), }; -static struct samsung_mux_clock fsys_mux_clks[] __initdata = { +static const struct samsung_mux_clock fsys_mux_clks[] __initconst = { /* MUX_SEL_FSYS0 */ MUX(CLK_MOUT_SCLK_UFS_MPHY_USER, "mout_sclk_ufs_mphy_user", mout_sclk_ufs_mphy_user_p, MUX_SEL_FSYS0, 4, 1), @@ -2104,7 +2113,7 @@ static struct samsung_mux_clock fsys_mux_clks[] __initdata = { MUX_SEL_FSYS4, 0, 1), }; -static struct samsung_gate_clock fsys_gate_clks[] __initdata = { +static const struct samsung_gate_clock fsys_gate_clks[] __initconst = { /* ENABLE_ACLK_FSYS0 */ GATE(CLK_ACLK_PCIE, "aclk_pcie", "mout_aclk_fsys_200_user", ENABLE_ACLK_FSYS0, 13, CLK_IGNORE_UNUSED, 0), @@ -2138,7 +2147,7 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = { GATE(CLK_ACLK_SMMU_PDMA1, "aclk_smmu_pdma1", "mout_aclk_fsys_200_user", ENABLE_ACLK_FSYS1, 25, CLK_IGNORE_UNUSED, 0), GATE(CLK_ACLK_BTS_PCIE, "aclk_bts_pcie", "mout_aclk_fsys_200_user", - ENABLE_ACLK_FSYS1, 24, 0, 0), + ENABLE_ACLK_FSYS1, 24, CLK_IGNORE_UNUSED, 0), GATE(CLK_ACLK_AXIUS_PDMA1, "aclk_axius_pdma1", "mout_aclk_fsys_200_user", ENABLE_ACLK_FSYS1, 22, CLK_IGNORE_UNUSED, 0), @@ -2185,13 +2194,13 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = { /* ENABLE_PCLK_FSYS */ GATE(CLK_PCLK_PCIE_CTRL, "pclk_pcie_ctrl", "mout_aclk_fsys_200_user", - ENABLE_PCLK_FSYS, 17, 0, 0), + ENABLE_PCLK_FSYS, 17, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_SMMU_PDMA1, "pclk_smmu_pdma1", "mout_aclk_fsys_200_user", ENABLE_PCLK_FSYS, 16, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_PCIE_PHY, "pclk_pcie_phy", "mout_aclk_fsys_200_user", - ENABLE_PCLK_FSYS, 14, 0, 0), + ENABLE_PCLK_FSYS, 14, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_BTS_PCIE, "pclk_bts_pcie", "mout_aclk_fsys_200_user", - ENABLE_PCLK_FSYS, 13, 0, 0), + ENABLE_PCLK_FSYS, 13, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_SMMU_PDMA0, "pclk_smmu_pdma0", "mout_aclk_fsys_200_user", ENABLE_PCLK_FSYS, 8, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_BTS_UFS, "pclk_bts_ufs", "mout_aclk_fsys_200_user", @@ -2270,11 +2279,12 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = { ENABLE_SCLK_FSYS, 0, 0, 0), /* ENABLE_IP_FSYS0 */ + GATE(CLK_PCIE, "pcie", "sclk_pcie_100", ENABLE_IP_FSYS0, 17, 0, 0), GATE(CLK_PDMA1, "pdma1", "aclk_pdma1", ENABLE_IP_FSYS0, 15, 0, 0), GATE(CLK_PDMA0, "pdma0", "aclk_pdma0", ENABLE_IP_FSYS0, 0, 0, 0), }; -static struct samsung_cmu_info fsys_cmu_info __initdata = { +static const struct samsung_cmu_info fsys_cmu_info __initconst = { .mux_clks = fsys_mux_clks, .nr_mux_clks = ARRAY_SIZE(fsys_mux_clks), .gate_clks = fsys_gate_clks, @@ -2310,7 +2320,7 @@ CLK_OF_DECLARE(exynos5433_cmu_fsys, "samsung,exynos5433-cmu-fsys", #define DIV_ENABLE_IP_G2D1 0x0b04 #define DIV_ENABLE_IP_G2D_SECURE_SMMU_G2D 0x0b08 -static unsigned long g2d_clk_regs[] __initdata = { +static const unsigned long g2d_clk_regs[] __initconst = { MUX_SEL_G2D0, MUX_SEL_ENABLE_G2D0, DIV_G2D, @@ -2327,7 +2337,7 @@ static unsigned long g2d_clk_regs[] __initdata = { PNAME(mout_aclk_g2d_266_user_p) = { "oscclk", "aclk_g2d_266", }; PNAME(mout_aclk_g2d_400_user_p) = { "oscclk", "aclk_g2d_400", }; -static struct samsung_mux_clock g2d_mux_clks[] __initdata = { +static const struct samsung_mux_clock g2d_mux_clks[] __initconst = { /* MUX_SEL_G2D0 */ MUX(CLK_MUX_ACLK_G2D_266_USER, "mout_aclk_g2d_266_user", mout_aclk_g2d_266_user_p, MUX_SEL_G2D0, 4, 1), @@ -2335,13 +2345,13 @@ static struct samsung_mux_clock g2d_mux_clks[] __initdata = { mout_aclk_g2d_400_user_p, MUX_SEL_G2D0, 0, 1), }; -static struct samsung_div_clock g2d_div_clks[] __initdata = { +static const struct samsung_div_clock g2d_div_clks[] __initconst = { /* DIV_G2D */ DIV(CLK_DIV_PCLK_G2D, "div_pclk_g2d", "mout_aclk_g2d_266_user", DIV_G2D, 0, 2), }; -static struct samsung_gate_clock g2d_gate_clks[] __initdata = { +static const struct samsung_gate_clock g2d_gate_clks[] __initconst = { /* DIV_ENABLE_ACLK_G2D */ GATE(CLK_ACLK_SMMU_MDMA1, "aclk_smmu_mdma1", "mout_aclk_g2d_266_user", DIV_ENABLE_ACLK_G2D, 12, 0, 0), @@ -2398,7 +2408,7 @@ static struct samsung_gate_clock g2d_gate_clks[] __initdata = { DIV_ENABLE_PCLK_G2D_SECURE_SMMU_G2D, 0, 0, 0), }; -static struct samsung_cmu_info g2d_cmu_info __initdata = { +static const struct samsung_cmu_info g2d_cmu_info __initconst = { .mux_clks = g2d_mux_clks, .nr_mux_clks = ARRAY_SIZE(g2d_mux_clks), .div_clks = g2d_div_clks, @@ -2454,7 +2464,7 @@ CLK_OF_DECLARE(exynos5433_cmu_g2d, "samsung,exynos5433-cmu-g2d", #define CLKOUT_CMU_DISP 0x0c00 #define CLKOUT_CMU_DISP_DIV_STAT 0x0c04 -static unsigned long disp_clk_regs[] __initdata = { +static const unsigned long disp_clk_regs[] __initconst = { DISP_PLL_LOCK, DISP_PLL_CON0, DISP_PLL_CON1, @@ -2527,12 +2537,12 @@ PNAME(mout_sclk_decon_tv_vclk_c_disp_p) = { PNAME(mout_sclk_decon_tv_vclk_b_disp_p) = { "mout_sclk_decon_tv_vclk_a_disp", "mout_sclk_decon_tv_vclk_user", }; -static struct samsung_pll_clock disp_pll_clks[] __initdata = { +static const struct samsung_pll_clock disp_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_DISP_PLL, "fout_disp_pll", "oscclk", DISP_PLL_LOCK, DISP_PLL_CON0, exynos5443_pll_rates), }; -static struct samsung_fixed_factor_clock disp_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock disp_fixed_factor_clks[] __initconst = { /* * sclk_rgb_{vclk|tv_vclk} is half clock of sclk_decon_{vclk|tv_vclk}. * The divider has fixed value (2) between sclk_rgb_{vclk|tv_vclk} @@ -2544,7 +2554,7 @@ static struct samsung_fixed_factor_clock disp_fixed_factor_clks[] __initdata = { 1, 2, 0), }; -static struct samsung_fixed_rate_clock disp_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock disp_fixed_clks[] __initconst = { /* PHY clocks from MIPI_DPHY1 */ FRATE(0, "phyclk_mipidphy1_bitclkdiv8_phy", NULL, 0, 188000000), FRATE(0, "phyclk_mipidphy1_rxclkesc0_phy", NULL, 0, 100000000), @@ -2558,7 +2568,7 @@ static struct samsung_fixed_rate_clock disp_fixed_clks[] __initdata = { NULL, 0, 166000000), }; -static struct samsung_mux_clock disp_mux_clks[] __initdata = { +static const struct samsung_mux_clock disp_mux_clks[] __initconst = { /* MUX_SEL_DISP0 */ MUX(CLK_MOUT_DISP_PLL, "mout_disp_pll", mout_disp_pll_p, MUX_SEL_DISP0, 0, 1), @@ -2633,7 +2643,7 @@ static struct samsung_mux_clock disp_mux_clks[] __initdata = { mout_sclk_decon_vclk_p, MUX_SEL_DISP4, 0, 1), }; -static struct samsung_div_clock disp_div_clks[] __initdata = { +static const struct samsung_div_clock disp_div_clks[] __initconst = { /* DIV_DISP */ DIV(CLK_DIV_SCLK_DSIM1_DISP, "div_sclk_dsim1_disp", "mout_sclk_dsim1_b_disp", DIV_DISP, 24, 3), @@ -2651,7 +2661,7 @@ static struct samsung_div_clock disp_div_clks[] __initdata = { DIV_DISP, 0, 2), }; -static struct samsung_gate_clock disp_gate_clks[] __initdata = { +static const struct samsung_gate_clock disp_gate_clks[] __initconst = { /* ENABLE_ACLK_DISP0 */ GATE(CLK_ACLK_DECON_TV, "aclk_decon_tv", "mout_aclk_disp_333_user", ENABLE_ACLK_DISP0, 2, 0, 0), @@ -2811,7 +2821,7 @@ static struct samsung_gate_clock disp_gate_clks[] __initdata = { "div_sclk_decon_eclk_disp", ENABLE_SCLK_DISP, 2, 0, 0), }; -static struct samsung_cmu_info disp_cmu_info __initdata = { +static const struct samsung_cmu_info disp_cmu_info __initconst = { .pll_clks = disp_pll_clks, .nr_pll_clks = ARRAY_SIZE(disp_pll_clks), .mux_clks = disp_mux_clks, @@ -2856,7 +2866,7 @@ CLK_OF_DECLARE(exynos5433_cmu_disp, "samsung,exynos5433-cmu-disp", #define ENABLE_IP_AUD0 0x0b00 #define ENABLE_IP_AUD1 0x0b04 -static unsigned long aud_clk_regs[] __initdata = { +static const unsigned long aud_clk_regs[] __initconst = { MUX_SEL_AUD0, MUX_SEL_AUD1, MUX_ENABLE_AUD0, @@ -2875,13 +2885,13 @@ static unsigned long aud_clk_regs[] __initdata = { PNAME(mout_aud_pll_user_aud_p) = { "oscclk", "fout_aud_pll", }; PNAME(mout_sclk_aud_pcm_p) = { "mout_aud_pll_user", "ioclk_audiocdclk0",}; -static struct samsung_fixed_rate_clock aud_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock aud_fixed_clks[] __initconst = { FRATE(0, "ioclk_jtag_tclk", NULL, 0, 33000000), FRATE(0, "ioclk_slimbus_clk", NULL, 0, 25000000), FRATE(0, "ioclk_i2s_bclk", NULL, 0, 50000000), }; -static struct samsung_mux_clock aud_mux_clks[] __initdata = { +static const struct samsung_mux_clock aud_mux_clks[] __initconst = { /* MUX_SEL_AUD0 */ MUX(CLK_MOUT_AUD_PLL_USER, "mout_aud_pll_user", mout_aud_pll_user_aud_p, MUX_SEL_AUD0, 0, 1), @@ -2893,7 +2903,7 @@ static struct samsung_mux_clock aud_mux_clks[] __initdata = { MUX_SEL_AUD1, 0, 1), }; -static struct samsung_div_clock aud_div_clks[] __initdata = { +static const struct samsung_div_clock aud_div_clks[] __initconst = { /* DIV_AUD0 */ DIV(CLK_DIV_ATCLK_AUD, "div_atclk_aud", "div_aud_ca5", DIV_AUD0, 12, 4), @@ -2915,7 +2925,7 @@ static struct samsung_div_clock aud_div_clks[] __initdata = { DIV_AUD1, 0, 4), }; -static struct samsung_gate_clock aud_gate_clks[] __initdata = { +static const struct samsung_gate_clock aud_gate_clks[] __initconst = { /* ENABLE_ACLK_AUD */ GATE(CLK_ACLK_INTR_CTRL, "aclk_intr_ctrl", "div_aclk_aud", ENABLE_ACLK_AUD, 12, 0, 0), @@ -2962,7 +2972,7 @@ static struct samsung_gate_clock aud_gate_clks[] __initdata = { /* ENABLE_SCLK_AUD0 */ GATE(CLK_ATCLK_AUD, "atclk_aud", "div_atclk_aud", ENABLE_SCLK_AUD0, - 2, 0, 0), + 2, CLK_IGNORE_UNUSED, 0), GATE(CLK_PCLK_DBG_AUD, "pclk_dbg_aud", "div_pclk_dbg_aud", ENABLE_SCLK_AUD0, 1, 0, 0), GATE(CLK_SCLK_AUD_CA5, "sclk_aud_ca5", "div_aud_ca5", ENABLE_SCLK_AUD0, @@ -2976,7 +2986,7 @@ static struct samsung_gate_clock aud_gate_clks[] __initdata = { GATE(CLK_SCLK_AUD_SLIMBUS, "sclk_aud_slimbus", "div_sclk_aud_slimbus", ENABLE_SCLK_AUD1, 4, 0, 0), GATE(CLK_SCLK_AUD_UART, "sclk_aud_uart", "div_sclk_aud_uart", - ENABLE_SCLK_AUD1, 3, 0, 0), + ENABLE_SCLK_AUD1, 3, CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_AUD_PCM, "sclk_aud_pcm", "div_sclk_aud_pcm", ENABLE_SCLK_AUD1, 2, 0, 0), GATE(CLK_SCLK_I2S_BCLK, "sclk_i2s_bclk", "ioclk_i2s_bclk", @@ -2985,7 +2995,7 @@ static struct samsung_gate_clock aud_gate_clks[] __initdata = { ENABLE_SCLK_AUD1, 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info aud_cmu_info __initdata = { +static const struct samsung_cmu_info aud_cmu_info __initconst = { .mux_clks = aud_mux_clks, .nr_mux_clks = ARRAY_SIZE(aud_mux_clks), .div_clks = aud_div_clks, @@ -3031,24 +3041,24 @@ PNAME(mout_aclk_bus2_400_p) = { "oscclk", "aclk_bus2_400", }; ENABLE_IP_BUS0, \ ENABLE_IP_BUS1 -static unsigned long bus01_clk_regs[] __initdata = { +static const unsigned long bus01_clk_regs[] __initconst = { CMU_BUS_COMMON_CLK_REGS, }; -static unsigned long bus2_clk_regs[] __initdata = { +static const unsigned long bus2_clk_regs[] __initconst = { MUX_SEL_BUS2, MUX_ENABLE_BUS2, CMU_BUS_COMMON_CLK_REGS, }; -static struct samsung_div_clock bus0_div_clks[] __initdata = { +static const struct samsung_div_clock bus0_div_clks[] __initconst = { /* DIV_BUS0 */ DIV(CLK_DIV_PCLK_BUS_133, "div_pclk_bus0_133", "aclk_bus0_400", DIV_BUS, 0, 3), }; /* CMU_BUS0 clocks */ -static struct samsung_gate_clock bus0_gate_clks[] __initdata = { +static const struct samsung_gate_clock bus0_gate_clks[] __initconst = { /* ENABLE_ACLK_BUS0 */ GATE(CLK_ACLK_AHB2APB_BUSP, "aclk_ahb2apb_bus0p", "div_pclk_bus0_133", ENABLE_ACLK_BUS, 4, CLK_IGNORE_UNUSED, 0), @@ -3067,13 +3077,13 @@ static struct samsung_gate_clock bus0_gate_clks[] __initdata = { }; /* CMU_BUS1 clocks */ -static struct samsung_div_clock bus1_div_clks[] __initdata = { +static const struct samsung_div_clock bus1_div_clks[] __initconst = { /* DIV_BUS1 */ DIV(CLK_DIV_PCLK_BUS_133, "div_pclk_bus1_133", "aclk_bus1_400", DIV_BUS, 0, 3), }; -static struct samsung_gate_clock bus1_gate_clks[] __initdata = { +static const struct samsung_gate_clock bus1_gate_clks[] __initconst = { /* ENABLE_ACLK_BUS1 */ GATE(CLK_ACLK_AHB2APB_BUSP, "aclk_ahb2apb_bus1p", "div_pclk_bus1_133", ENABLE_ACLK_BUS, 4, CLK_IGNORE_UNUSED, 0), @@ -3092,19 +3102,19 @@ static struct samsung_gate_clock bus1_gate_clks[] __initdata = { }; /* CMU_BUS2 clocks */ -static struct samsung_mux_clock bus2_mux_clks[] __initdata = { +static const struct samsung_mux_clock bus2_mux_clks[] __initconst = { /* MUX_SEL_BUS2 */ MUX(CLK_MOUT_ACLK_BUS2_400_USER, "mout_aclk_bus2_400_user", mout_aclk_bus2_400_p, MUX_SEL_BUS2, 0, 1), }; -static struct samsung_div_clock bus2_div_clks[] __initdata = { +static const struct samsung_div_clock bus2_div_clks[] __initconst = { /* DIV_BUS2 */ DIV(CLK_DIV_PCLK_BUS_133, "div_pclk_bus2_133", "mout_aclk_bus2_400_user", DIV_BUS, 0, 3), }; -static struct samsung_gate_clock bus2_gate_clks[] __initdata = { +static const struct samsung_gate_clock bus2_gate_clks[] __initconst = { /* ENABLE_ACLK_BUS2 */ GATE(CLK_ACLK_AHB2APB_BUSP, "aclk_ahb2apb_bus2p", "div_pclk_bus2_133", ENABLE_ACLK_BUS, 3, CLK_IGNORE_UNUSED, 0), @@ -3133,19 +3143,19 @@ static struct samsung_gate_clock bus2_gate_clks[] __initdata = { .nr_gate_clks = ARRAY_SIZE(bus##id##_gate_clks), \ .nr_clk_ids = BUSx_NR_CLK -static struct samsung_cmu_info bus0_cmu_info __initdata = { +static const struct samsung_cmu_info bus0_cmu_info __initconst = { CMU_BUS_INFO_CLKS(0), .clk_regs = bus01_clk_regs, .nr_clk_regs = ARRAY_SIZE(bus01_clk_regs), }; -static struct samsung_cmu_info bus1_cmu_info __initdata = { +static const struct samsung_cmu_info bus1_cmu_info __initconst = { CMU_BUS_INFO_CLKS(1), .clk_regs = bus01_clk_regs, .nr_clk_regs = ARRAY_SIZE(bus01_clk_regs), }; -static struct samsung_cmu_info bus2_cmu_info __initdata = { +static const struct samsung_cmu_info bus2_cmu_info __initconst = { CMU_BUS_INFO_CLKS(2), .mux_clks = bus2_mux_clks, .nr_mux_clks = ARRAY_SIZE(bus2_mux_clks), @@ -3189,7 +3199,7 @@ exynos5433_cmu_bus_init(2); #define CLKOUT_CMU_G3D_DIV_STAT 0x0c04 #define CLK_STOPCTRL 0x1000 -static unsigned long g3d_clk_regs[] __initdata = { +static const unsigned long g3d_clk_regs[] __initconst = { G3D_PLL_LOCK, G3D_PLL_CON0, G3D_PLL_CON1, @@ -3212,12 +3222,12 @@ static unsigned long g3d_clk_regs[] __initdata = { PNAME(mout_aclk_g3d_400_p) = { "mout_g3d_pll", "aclk_g3d_400", }; PNAME(mout_g3d_pll_p) = { "oscclk", "fout_g3d_pll", }; -static struct samsung_pll_clock g3d_pll_clks[] __initdata = { +static const struct samsung_pll_clock g3d_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_G3D_PLL, "fout_g3d_pll", "oscclk", G3D_PLL_LOCK, G3D_PLL_CON0, exynos5443_pll_rates), }; -static struct samsung_mux_clock g3d_mux_clks[] __initdata = { +static const struct samsung_mux_clock g3d_mux_clks[] __initconst = { /* MUX_SEL_G3D */ MUX_F(CLK_MOUT_ACLK_G3D_400, "mout_aclk_g3d_400", mout_aclk_g3d_400_p, MUX_SEL_G3D, 8, 1, CLK_SET_RATE_PARENT, 0), @@ -3225,7 +3235,7 @@ static struct samsung_mux_clock g3d_mux_clks[] __initdata = { MUX_SEL_G3D, 0, 1, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_div_clock g3d_div_clks[] __initdata = { +static const struct samsung_div_clock g3d_div_clks[] __initconst = { /* DIV_G3D */ DIV(CLK_DIV_SCLK_HPM_G3D, "div_sclk_hpm_g3d", "mout_g3d_pll", DIV_G3D, 8, 2), @@ -3235,7 +3245,7 @@ static struct samsung_div_clock g3d_div_clks[] __initdata = { 0, 3, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_gate_clock g3d_gate_clks[] __initdata = { +static const struct samsung_gate_clock g3d_gate_clks[] __initconst = { /* ENABLE_ACLK_G3D */ GATE(CLK_ACLK_BTS_G3D1, "aclk_bts_g3d1", "div_aclk_g3d", ENABLE_ACLK_G3D, 7, 0, 0), @@ -3269,7 +3279,7 @@ static struct samsung_gate_clock g3d_gate_clks[] __initdata = { ENABLE_SCLK_G3D, 0, 0, 0), }; -static struct samsung_cmu_info g3d_cmu_info __initdata = { +static const struct samsung_cmu_info g3d_cmu_info __initconst = { .pll_clks = g3d_pll_clks, .nr_pll_clks = ARRAY_SIZE(g3d_pll_clks), .mux_clks = g3d_mux_clks, @@ -3310,7 +3320,7 @@ CLK_OF_DECLARE(exynos5433_cmu_g3d, "samsung,exynos5433-cmu-g3d", #define ENABLE_IP_GSCL_SECURE_SMMU_GSCL1 0x0b0c #define ENABLE_IP_GSCL_SECURE_SMMU_GSCL2 0x0b10 -static unsigned long gscl_clk_regs[] __initdata = { +static const unsigned long gscl_clk_regs[] __initconst = { MUX_SEL_GSCL, MUX_ENABLE_GSCL, ENABLE_ACLK_GSCL, @@ -3332,7 +3342,7 @@ static unsigned long gscl_clk_regs[] __initdata = { PNAME(aclk_gscl_111_user_p) = { "oscclk", "aclk_gscl_111", }; PNAME(aclk_gscl_333_user_p) = { "oscclk", "aclk_gscl_333", }; -static struct samsung_mux_clock gscl_mux_clks[] __initdata = { +static const struct samsung_mux_clock gscl_mux_clks[] __initconst = { /* MUX_SEL_GSCL */ MUX(CLK_MOUT_ACLK_GSCL_111_USER, "mout_aclk_gscl_111_user", aclk_gscl_111_user_p, MUX_SEL_GSCL, 4, 1), @@ -3340,7 +3350,7 @@ static struct samsung_mux_clock gscl_mux_clks[] __initdata = { aclk_gscl_333_user_p, MUX_SEL_GSCL, 0, 1), }; -static struct samsung_gate_clock gscl_gate_clks[] __initdata = { +static const struct samsung_gate_clock gscl_gate_clks[] __initconst = { /* ENABLE_ACLK_GSCL */ GATE(CLK_ACLK_BTS_GSCL2, "aclk_bts_gscl2", "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 11, 0, 0), @@ -3356,9 +3366,11 @@ static struct samsung_gate_clock gscl_gate_clks[] __initdata = { GATE(CLK_ACLK_GSCLNP_111, "aclk_gsclnp_111", "mout_aclk_gscl_111_user", ENABLE_ACLK_GSCL, 6, CLK_IGNORE_UNUSED, 0), GATE(CLK_ACLK_GSCLRTND_333, "aclk_gsclrtnd_333", - "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 5, 0, 0), + "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 5, + CLK_IGNORE_UNUSED, 0), GATE(CLK_ACLK_GSCLBEND_333, "aclk_gsclbend_333", - "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 4, 0, 0), + "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 4, + CLK_IGNORE_UNUSED, 0), GATE(CLK_ACLK_GSD, "aclk_gsd", "mout_aclk_gscl_333_user", ENABLE_ACLK_GSCL, 3, 0, 0), GATE(CLK_ACLK_GSCL2, "aclk_gscl2", "mout_aclk_gscl_333_user", @@ -3412,7 +3424,7 @@ static struct samsung_gate_clock gscl_gate_clks[] __initdata = { ENABLE_PCLK_GSCL_SECURE_SMMU_GSCL2, 0, 0, 0), }; -static struct samsung_cmu_info gscl_cmu_info __initdata = { +static const struct samsung_cmu_info gscl_cmu_info __initconst = { .mux_clks = gscl_mux_clks, .nr_mux_clks = ARRAY_SIZE(gscl_mux_clks), .gate_clks = gscl_gate_clks, @@ -3465,7 +3477,7 @@ CLK_OF_DECLARE(exynos5433_cmu_gscl, "samsung,exynos5433-cmu-gscl", #define APOLLO_INTR_SPREAD_USE_STANDBYWFI 0x1084 #define APOLLO_INTR_SPREAD_BLOCKING_DURATION 0x1088 -static unsigned long apollo_clk_regs[] __initdata = { +static const unsigned long apollo_clk_regs[] __initconst = { APOLLO_PLL_LOCK, APOLLO_PLL_CON0, APOLLO_PLL_CON1, @@ -3500,15 +3512,16 @@ PNAME(mout_bus_pll_apollo_user_p) = { "oscclk", "sclk_bus_pll_apollo", }; PNAME(mout_apollo_p) = { "mout_apollo_pll", "mout_bus_pll_apollo_user", }; -static struct samsung_pll_clock apollo_pll_clks[] __initdata = { +static const struct samsung_pll_clock apollo_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_APOLLO_PLL, "fout_apollo_pll", "oscclk", APOLLO_PLL_LOCK, APOLLO_PLL_CON0, exynos5443_pll_rates), }; -static struct samsung_mux_clock apollo_mux_clks[] __initdata = { +static const struct samsung_mux_clock apollo_mux_clks[] __initconst = { /* MUX_SEL_APOLLO0 */ MUX_F(CLK_MOUT_APOLLO_PLL, "mout_apollo_pll", mout_apollo_pll_p, - MUX_SEL_APOLLO0, 0, 1, CLK_SET_RATE_PARENT, 0), + MUX_SEL_APOLLO0, 0, 1, CLK_SET_RATE_PARENT | + CLK_RECALC_NEW_RATES, 0), /* MUX_SEL_APOLLO1 */ MUX(CLK_MOUT_BUS_PLL_APOLLO_USER, "mout_bus_pll_apollo_user", @@ -3519,7 +3532,7 @@ static struct samsung_mux_clock apollo_mux_clks[] __initdata = { 0, 1, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_div_clock apollo_div_clks[] __initdata = { +static const struct samsung_div_clock apollo_div_clks[] __initconst = { /* DIV_APOLLO0 */ DIV_F(CLK_DIV_CNTCLK_APOLLO, "div_cntclk_apollo", "div_apollo2", DIV_APOLLO0, 24, 3, CLK_GET_RATE_NOCACHE, @@ -3550,7 +3563,7 @@ static struct samsung_div_clock apollo_div_clks[] __initdata = { CLK_DIVIDER_READ_ONLY), }; -static struct samsung_gate_clock apollo_gate_clks[] __initdata = { +static const struct samsung_gate_clock apollo_gate_clks[] __initconst = { /* ENABLE_ACLK_APOLLO */ GATE(CLK_ACLK_ASATBSLV_APOLLO_3_CSSYS, "aclk_asatbslv_apollo_3_cssys", "div_atclk_apollo", ENABLE_ACLK_APOLLO, @@ -3589,28 +3602,64 @@ static struct samsung_gate_clock apollo_gate_clks[] __initdata = { ENABLE_SCLK_APOLLO, 3, CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_HPM_APOLLO, "sclk_hpm_apollo", "div_sclk_hpm_apollo", ENABLE_SCLK_APOLLO, 1, CLK_IGNORE_UNUSED, 0), - GATE(CLK_SCLK_APOLLO, "sclk_apollo", "div_apollo2", - ENABLE_SCLK_APOLLO, 0, - CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), }; -static struct samsung_cmu_info apollo_cmu_info __initdata = { - .pll_clks = apollo_pll_clks, - .nr_pll_clks = ARRAY_SIZE(apollo_pll_clks), - .mux_clks = apollo_mux_clks, - .nr_mux_clks = ARRAY_SIZE(apollo_mux_clks), - .div_clks = apollo_div_clks, - .nr_div_clks = ARRAY_SIZE(apollo_div_clks), - .gate_clks = apollo_gate_clks, - .nr_gate_clks = ARRAY_SIZE(apollo_gate_clks), - .nr_clk_ids = APOLLO_NR_CLK, - .clk_regs = apollo_clk_regs, - .nr_clk_regs = ARRAY_SIZE(apollo_clk_regs), +#define E5433_APOLLO_DIV0(cntclk, pclk_dbg, atclk, pclk, aclk) \ + (((cntclk) << 24) | ((pclk_dbg) << 20) | ((atclk) << 16) | \ + ((pclk) << 12) | ((aclk) << 8)) + +#define E5433_APOLLO_DIV1(hpm, copy) \ + (((hpm) << 4) | ((copy) << 0)) + +static const struct exynos_cpuclk_cfg_data exynos5433_apolloclk_d[] __initconst = { + { 1300000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1200000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1100000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 1000000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 900000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 800000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 700000, E5433_APOLLO_DIV0(3, 7, 7, 7, 2), E5433_APOLLO_DIV1(7, 1), }, + { 600000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 500000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 400000, E5433_APOLLO_DIV0(3, 7, 7, 7, 1), E5433_APOLLO_DIV1(7, 1), }, + { 0 }, }; static void __init exynos5433_cmu_apollo_init(struct device_node *np) { - samsung_cmu_register_one(np, &apollo_cmu_info); + void __iomem *reg_base; + struct samsung_clk_provider *ctx; + + reg_base = of_iomap(np, 0); + if (!reg_base) { + panic("%s: failed to map registers\n", __func__); + return; + } + + ctx = samsung_clk_init(np, reg_base, APOLLO_NR_CLK); + if (!ctx) { + panic("%s: unable to allocate ctx\n", __func__); + return; + } + + samsung_clk_register_pll(ctx, apollo_pll_clks, + ARRAY_SIZE(apollo_pll_clks), reg_base); + samsung_clk_register_mux(ctx, apollo_mux_clks, + ARRAY_SIZE(apollo_mux_clks)); + samsung_clk_register_div(ctx, apollo_div_clks, + ARRAY_SIZE(apollo_div_clks)); + samsung_clk_register_gate(ctx, apollo_gate_clks, + ARRAY_SIZE(apollo_gate_clks)); + + exynos_register_cpu_clock(ctx, CLK_SCLK_APOLLO, "apolloclk", + mout_apollo_p[0], mout_apollo_p[1], 0x200, + exynos5433_apolloclk_d, ARRAY_SIZE(exynos5433_apolloclk_d), + CLK_CPU_HAS_E5433_REGS_LAYOUT); + + samsung_clk_sleep_init(reg_base, apollo_clk_regs, + ARRAY_SIZE(apollo_clk_regs)); + + samsung_clk_of_add_provider(np, ctx); } CLK_OF_DECLARE(exynos5433_cmu_apollo, "samsung,exynos5433-cmu-apollo", exynos5433_cmu_apollo_init); @@ -3651,7 +3700,7 @@ CLK_OF_DECLARE(exynos5433_cmu_apollo, "samsung,exynos5433-cmu-apollo", #define ATLAS_INTR_SPREAD_USE_STANDBYWFI 0x1084 #define ATLAS_INTR_SPREAD_BLOCKING_DURATION 0x1088 -static unsigned long atlas_clk_regs[] __initdata = { +static const unsigned long atlas_clk_regs[] __initconst = { ATLAS_PLL_LOCK, ATLAS_PLL_CON0, ATLAS_PLL_CON1, @@ -3686,15 +3735,16 @@ PNAME(mout_bus_pll_atlas_user_p) = { "oscclk", "sclk_bus_pll_atlas", }; PNAME(mout_atlas_p) = { "mout_atlas_pll", "mout_bus_pll_atlas_user", }; -static struct samsung_pll_clock atlas_pll_clks[] __initdata = { +static const struct samsung_pll_clock atlas_pll_clks[] __initconst = { PLL(pll_35xx, CLK_FOUT_ATLAS_PLL, "fout_atlas_pll", "oscclk", ATLAS_PLL_LOCK, ATLAS_PLL_CON0, exynos5443_pll_rates), }; -static struct samsung_mux_clock atlas_mux_clks[] __initdata = { +static const struct samsung_mux_clock atlas_mux_clks[] __initconst = { /* MUX_SEL_ATLAS0 */ MUX_F(CLK_MOUT_ATLAS_PLL, "mout_atlas_pll", mout_atlas_pll_p, - MUX_SEL_ATLAS0, 0, 1, CLK_SET_RATE_PARENT, 0), + MUX_SEL_ATLAS0, 0, 1, CLK_SET_RATE_PARENT | + CLK_RECALC_NEW_RATES, 0), /* MUX_SEL_ATLAS1 */ MUX(CLK_MOUT_BUS_PLL_ATLAS_USER, "mout_bus_pll_atlas_user", @@ -3705,7 +3755,7 @@ static struct samsung_mux_clock atlas_mux_clks[] __initdata = { 0, 1, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_div_clock atlas_div_clks[] __initdata = { +static const struct samsung_div_clock atlas_div_clks[] __initconst = { /* DIV_ATLAS0 */ DIV_F(CLK_DIV_CNTCLK_ATLAS, "div_cntclk_atlas", "div_atlas2", DIV_ATLAS0, 24, 3, CLK_GET_RATE_NOCACHE, @@ -3736,7 +3786,7 @@ static struct samsung_div_clock atlas_div_clks[] __initdata = { CLK_DIVIDER_READ_ONLY), }; -static struct samsung_gate_clock atlas_gate_clks[] __initdata = { +static const struct samsung_gate_clock atlas_gate_clks[] __initconst = { /* ENABLE_ACLK_ATLAS */ GATE(CLK_ACLK_ATB_AUD_CSSYS, "aclk_atb_aud_cssys", "div_atclk_atlas", ENABLE_ACLK_ATLAS, @@ -3801,28 +3851,69 @@ static struct samsung_gate_clock atlas_gate_clks[] __initdata = { ENABLE_SCLK_ATLAS, 2, CLK_IGNORE_UNUSED, 0), GATE(CLK_ATCLK, "atclk", "div_atclk_atlas", ENABLE_SCLK_ATLAS, 1, CLK_IGNORE_UNUSED, 0), - GATE(CLK_SCLK_ATLAS, "sclk_atlas", "div_atlas2", - ENABLE_SCLK_ATLAS, 0, - CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), }; -static struct samsung_cmu_info atlas_cmu_info __initdata = { - .pll_clks = atlas_pll_clks, - .nr_pll_clks = ARRAY_SIZE(atlas_pll_clks), - .mux_clks = atlas_mux_clks, - .nr_mux_clks = ARRAY_SIZE(atlas_mux_clks), - .div_clks = atlas_div_clks, - .nr_div_clks = ARRAY_SIZE(atlas_div_clks), - .gate_clks = atlas_gate_clks, - .nr_gate_clks = ARRAY_SIZE(atlas_gate_clks), - .nr_clk_ids = ATLAS_NR_CLK, - .clk_regs = atlas_clk_regs, - .nr_clk_regs = ARRAY_SIZE(atlas_clk_regs), +#define E5433_ATLAS_DIV0(cntclk, pclk_dbg, atclk, pclk, aclk) \ + (((cntclk) << 24) | ((pclk_dbg) << 20) | ((atclk) << 16) | \ + ((pclk) << 12) | ((aclk) << 8)) + +#define E5433_ATLAS_DIV1(hpm, copy) \ + (((hpm) << 4) | ((copy) << 0)) + +static const struct exynos_cpuclk_cfg_data exynos5433_atlasclk_d[] __initconst = { + { 1900000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1800000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1700000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1600000, E5433_ATLAS_DIV0(7, 7, 7, 7, 4), E5433_ATLAS_DIV1(7, 1), }, + { 1500000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1400000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1300000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1200000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1100000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 1000000, E5433_ATLAS_DIV0(7, 7, 7, 7, 3), E5433_ATLAS_DIV1(7, 1), }, + { 900000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 800000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 700000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 600000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 500000, E5433_ATLAS_DIV0(7, 7, 7, 7, 2), E5433_ATLAS_DIV1(7, 1), }, + { 0 }, }; static void __init exynos5433_cmu_atlas_init(struct device_node *np) { - samsung_cmu_register_one(np, &atlas_cmu_info); + void __iomem *reg_base; + struct samsung_clk_provider *ctx; + + reg_base = of_iomap(np, 0); + if (!reg_base) { + panic("%s: failed to map registers\n", __func__); + return; + } + + ctx = samsung_clk_init(np, reg_base, ATLAS_NR_CLK); + if (!ctx) { + panic("%s: unable to allocate ctx\n", __func__); + return; + } + + samsung_clk_register_pll(ctx, atlas_pll_clks, + ARRAY_SIZE(atlas_pll_clks), reg_base); + samsung_clk_register_mux(ctx, atlas_mux_clks, + ARRAY_SIZE(atlas_mux_clks)); + samsung_clk_register_div(ctx, atlas_div_clks, + ARRAY_SIZE(atlas_div_clks)); + samsung_clk_register_gate(ctx, atlas_gate_clks, + ARRAY_SIZE(atlas_gate_clks)); + + exynos_register_cpu_clock(ctx, CLK_SCLK_ATLAS, "atlasclk", + mout_atlas_p[0], mout_atlas_p[1], 0x200, + exynos5433_atlasclk_d, ARRAY_SIZE(exynos5433_atlasclk_d), + CLK_CPU_HAS_E5433_REGS_LAYOUT); + + samsung_clk_sleep_init(reg_base, atlas_clk_regs, + ARRAY_SIZE(atlas_clk_regs)); + + samsung_clk_of_add_provider(np, ctx); } CLK_OF_DECLARE(exynos5433_cmu_atlas, "samsung,exynos5433-cmu-atlas", exynos5433_cmu_atlas_init); @@ -3853,7 +3944,7 @@ CLK_OF_DECLARE(exynos5433_cmu_atlas, "samsung,exynos5433-cmu-atlas", #define ENABLE_IP_MSCL_SECURE_SMMU_M2MSCALER1 0x0b0c #define ENABLE_IP_MSCL_SECURE_SMMU_JPEG 0x0b10 -static unsigned long mscl_clk_regs[] __initdata = { +static const unsigned long mscl_clk_regs[] __initconst = { MUX_SEL_MSCL0, MUX_SEL_MSCL1, MUX_ENABLE_MSCL0, @@ -3881,7 +3972,7 @@ PNAME(mout_aclk_mscl_400_user_p) = { "oscclk", "aclk_mscl_400", }; PNAME(mout_sclk_jpeg_p) = { "mout_sclk_jpeg_user", "mout_aclk_mscl_400_user", }; -static struct samsung_mux_clock mscl_mux_clks[] __initdata = { +static const struct samsung_mux_clock mscl_mux_clks[] __initconst = { /* MUX_SEL_MSCL0 */ MUX(CLK_MOUT_SCLK_JPEG_USER, "mout_sclk_jpeg_user", mout_sclk_jpeg_user_p, MUX_SEL_MSCL0, 4, 1), @@ -3893,13 +3984,13 @@ static struct samsung_mux_clock mscl_mux_clks[] __initdata = { MUX_SEL_MSCL1, 0, 1), }; -static struct samsung_div_clock mscl_div_clks[] __initdata = { +static const struct samsung_div_clock mscl_div_clks[] __initconst = { /* DIV_MSCL */ DIV(CLK_DIV_PCLK_MSCL, "div_pclk_mscl", "mout_aclk_mscl_400_user", DIV_MSCL, 0, 3), }; -static struct samsung_gate_clock mscl_gate_clks[] __initdata = { +static const struct samsung_gate_clock mscl_gate_clks[] __initconst = { /* ENABLE_ACLK_MSCL */ GATE(CLK_ACLK_BTS_JPEG, "aclk_bts_jpeg", "mout_aclk_mscl_400_user", ENABLE_ACLK_MSCL, 9, 0, 0), @@ -3977,7 +4068,7 @@ static struct samsung_gate_clock mscl_gate_clks[] __initdata = { CLK_IGNORE_UNUSED | CLK_SET_RATE_PARENT, 0), }; -static struct samsung_cmu_info mscl_cmu_info __initdata = { +static const struct samsung_cmu_info mscl_cmu_info __initconst = { .mux_clks = mscl_mux_clks, .nr_mux_clks = ARRAY_SIZE(mscl_mux_clks), .div_clks = mscl_div_clks, @@ -4012,7 +4103,7 @@ CLK_OF_DECLARE(exynos5433_cmu_mscl, "samsung,exynos5433-cmu-mscl", #define ENABLE_IP_MFC1 0x0b04 #define ENABLE_IP_MFC_SECURE_SMMU_MFC 0x0b08 -static unsigned long mfc_clk_regs[] __initdata = { +static const unsigned long mfc_clk_regs[] __initconst = { MUX_SEL_MFC, MUX_ENABLE_MFC, DIV_MFC, @@ -4027,19 +4118,19 @@ static unsigned long mfc_clk_regs[] __initdata = { PNAME(mout_aclk_mfc_400_user_p) = { "oscclk", "aclk_mfc_400", }; -static struct samsung_mux_clock mfc_mux_clks[] __initdata = { +static const struct samsung_mux_clock mfc_mux_clks[] __initconst = { /* MUX_SEL_MFC */ MUX(CLK_MOUT_ACLK_MFC_400_USER, "mout_aclk_mfc_400_user", mout_aclk_mfc_400_user_p, MUX_SEL_MFC, 0, 0), }; -static struct samsung_div_clock mfc_div_clks[] __initdata = { +static const struct samsung_div_clock mfc_div_clks[] __initconst = { /* DIV_MFC */ DIV(CLK_DIV_PCLK_MFC, "div_pclk_mfc", "mout_aclk_mfc_400_user", DIV_MFC, 0, 2), }; -static struct samsung_gate_clock mfc_gate_clks[] __initdata = { +static const struct samsung_gate_clock mfc_gate_clks[] __initconst = { /* ENABLE_ACLK_MFC */ GATE(CLK_ACLK_BTS_MFC_1, "aclk_bts_mfc_1", "mout_aclk_mfc_400_user", ENABLE_ACLK_MFC, 6, 0, 0), @@ -4085,7 +4176,7 @@ static struct samsung_gate_clock mfc_gate_clks[] __initdata = { 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info mfc_cmu_info __initdata = { +static const struct samsung_cmu_info mfc_cmu_info __initconst = { .mux_clks = mfc_mux_clks, .nr_mux_clks = ARRAY_SIZE(mfc_mux_clks), .div_clks = mfc_div_clks, @@ -4120,7 +4211,7 @@ CLK_OF_DECLARE(exynos5433_cmu_mfc, "samsung,exynos5433-cmu-mfc", #define ENABLE_IP_HEVC1 0x0b04 #define ENABLE_IP_HEVC_SECURE_SMMU_HEVC 0x0b08 -static unsigned long hevc_clk_regs[] __initdata = { +static const unsigned long hevc_clk_regs[] __initconst = { MUX_SEL_HEVC, MUX_ENABLE_HEVC, DIV_HEVC, @@ -4135,19 +4226,19 @@ static unsigned long hevc_clk_regs[] __initdata = { PNAME(mout_aclk_hevc_400_user_p) = { "oscclk", "aclk_hevc_400", }; -static struct samsung_mux_clock hevc_mux_clks[] __initdata = { +static const struct samsung_mux_clock hevc_mux_clks[] __initconst = { /* MUX_SEL_HEVC */ MUX(CLK_MOUT_ACLK_HEVC_400_USER, "mout_aclk_hevc_400_user", mout_aclk_hevc_400_user_p, MUX_SEL_HEVC, 0, 0), }; -static struct samsung_div_clock hevc_div_clks[] __initdata = { +static const struct samsung_div_clock hevc_div_clks[] __initconst = { /* DIV_HEVC */ DIV(CLK_DIV_PCLK_HEVC, "div_pclk_hevc", "mout_aclk_hevc_400_user", DIV_HEVC, 0, 2), }; -static struct samsung_gate_clock hevc_gate_clks[] __initdata = { +static const struct samsung_gate_clock hevc_gate_clks[] __initconst = { /* ENABLE_ACLK_HEVC */ GATE(CLK_ACLK_BTS_HEVC_1, "aclk_bts_hevc_1", "mout_aclk_hevc_400_user", ENABLE_ACLK_HEVC, 6, 0, 0), @@ -4195,7 +4286,7 @@ static struct samsung_gate_clock hevc_gate_clks[] __initdata = { 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info hevc_cmu_info __initdata = { +static const struct samsung_cmu_info hevc_cmu_info __initconst = { .mux_clks = hevc_mux_clks, .nr_mux_clks = ARRAY_SIZE(hevc_mux_clks), .div_clks = hevc_div_clks, @@ -4232,7 +4323,7 @@ CLK_OF_DECLARE(exynos5433_cmu_hevc, "samsung,exynos5433-cmu-hevc", #define ENABLE_IP_ISP2 0x0b08 #define ENABLE_IP_ISP3 0x0b0c -static unsigned long isp_clk_regs[] __initdata = { +static const unsigned long isp_clk_regs[] __initconst = { MUX_SEL_ISP, MUX_ENABLE_ISP, DIV_ISP, @@ -4250,7 +4341,7 @@ static unsigned long isp_clk_regs[] __initdata = { PNAME(mout_aclk_isp_dis_400_user_p) = { "oscclk", "aclk_isp_dis_400", }; PNAME(mout_aclk_isp_400_user_p) = { "oscclk", "aclk_isp_400", }; -static struct samsung_mux_clock isp_mux_clks[] __initdata = { +static const struct samsung_mux_clock isp_mux_clks[] __initconst = { /* MUX_SEL_ISP */ MUX(CLK_MOUT_ACLK_ISP_DIS_400_USER, "mout_aclk_isp_dis_400_user", mout_aclk_isp_dis_400_user_p, MUX_SEL_ISP, 4, 0), @@ -4258,7 +4349,7 @@ static struct samsung_mux_clock isp_mux_clks[] __initdata = { mout_aclk_isp_400_user_p, MUX_SEL_ISP, 0, 0), }; -static struct samsung_div_clock isp_div_clks[] __initdata = { +static const struct samsung_div_clock isp_div_clks[] __initconst = { /* DIV_ISP */ DIV(CLK_DIV_PCLK_ISP_DIS, "div_pclk_isp_dis", "mout_aclk_isp_dis_400_user", DIV_ISP, 12, 3), @@ -4270,7 +4361,7 @@ static struct samsung_div_clock isp_div_clks[] __initdata = { "mout_aclk_isp_400_user", DIV_ISP, 0, 3), }; -static struct samsung_gate_clock isp_gate_clks[] __initdata = { +static const struct samsung_gate_clock isp_gate_clks[] __initconst = { /* ENABLE_ACLK_ISP0 */ GATE(CLK_ACLK_ISP_D_GLUE, "aclk_isp_d_glue", "mout_aclk_isp_400_user", ENABLE_ACLK_ISP0, 6, CLK_IGNORE_UNUSED, 0), @@ -4448,7 +4539,7 @@ static struct samsung_gate_clock isp_gate_clks[] __initdata = { 0, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info isp_cmu_info __initdata = { +static const struct samsung_cmu_info isp_cmu_info __initconst = { .mux_clks = isp_mux_clks, .nr_mux_clks = ARRAY_SIZE(isp_mux_clks), .div_clks = isp_div_clks, @@ -4504,7 +4595,7 @@ CLK_OF_DECLARE(exynos5433_cmu_isp, "samsung,exynos5433-cmu-isp", #define ENABLE_IP_CAM02 0X0b08 #define ENABLE_IP_CAM03 0X0b0C -static unsigned long cam0_clk_regs[] __initdata = { +static const unsigned long cam0_clk_regs[] __initconst = { MUX_SEL_CAM00, MUX_SEL_CAM01, MUX_SEL_CAM02, @@ -4588,14 +4679,14 @@ PNAME(mout_sclk_pixelasync_lite_c_init_a_p) = { "mout_aclk_cam0_552_user", "mout_aclk_cam0_400_user", }; -static struct samsung_fixed_rate_clock cam0_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock cam0_fixed_clks[] __initconst = { FRATE(CLK_PHYCLK_RXBYTEECLKHS0_S4_PHY, "phyclk_rxbyteclkhs0_s4_phy", NULL, 0, 100000000), FRATE(CLK_PHYCLK_RXBYTEECLKHS0_S2A_PHY, "phyclk_rxbyteclkhs0_s2a_phy", NULL, 0, 100000000), }; -static struct samsung_mux_clock cam0_mux_clks[] __initdata = { +static const struct samsung_mux_clock cam0_mux_clks[] __initconst = { /* MUX_SEL_CAM00 */ MUX(CLK_MOUT_ACLK_CAM0_333_USER, "mout_aclk_cam0_333_user", mout_aclk_cam0_333_user_p, MUX_SEL_CAM00, 8, 1), @@ -4669,7 +4760,7 @@ static struct samsung_mux_clock cam0_mux_clks[] __initdata = { MUX_SEL_CAM04, 0, 1), }; -static struct samsung_div_clock cam0_div_clks[] __initdata = { +static const struct samsung_div_clock cam0_div_clks[] __initconst = { /* DIV_CAM00 */ DIV(CLK_DIV_PCLK_CAM0_50, "div_pclk_cam0_50", "div_aclk_cam0_200", DIV_CAM00, 8, 2), @@ -4716,7 +4807,7 @@ static struct samsung_div_clock cam0_div_clks[] __initdata = { "mout_sclk_pixelasync_lite_c_init_b", DIV_CAM03, 0, 3), }; -static struct samsung_gate_clock cam0_gate_clks[] __initdata = { +static const struct samsung_gate_clock cam0_gate_clks[] __initconst = { /* ENABLE_ACLK_CAM00 */ GATE(CLK_ACLK_CSIS1, "aclk_csis1", "div_aclk_csis1", ENABLE_ACLK_CAM00, 6, 0, 0), @@ -4923,7 +5014,7 @@ static struct samsung_gate_clock cam0_gate_clks[] __initdata = { ENABLE_SCLK_CAM0, 0, 0, 0), }; -static struct samsung_cmu_info cam0_cmu_info __initdata = { +static const struct samsung_cmu_info cam0_cmu_info __initconst = { .mux_clks = cam0_mux_clks, .nr_mux_clks = ARRAY_SIZE(cam0_mux_clks), .div_clks = cam0_div_clks, @@ -4970,7 +5061,7 @@ CLK_OF_DECLARE(exynos5433_cmu_cam0, "samsung,exynos5433-cmu-cam0", #define ENABLE_IP_CAM11 0X0b04 #define ENABLE_IP_CAM12 0X0b08 -static unsigned long cam1_clk_regs[] __initdata = { +static const unsigned long cam1_clk_regs[] __initconst = { MUX_SEL_CAM10, MUX_SEL_CAM11, MUX_SEL_CAM12, @@ -5016,12 +5107,12 @@ PNAME(mout_aclk_lite_c_b_p) = { "mout_aclk_lite_c_a", PNAME(mout_aclk_lite_c_a_p) = { "mout_aclk_cam1_552_user", "mout_aclk_cam1_400_user", }; -static struct samsung_fixed_rate_clock cam1_fixed_clks[] __initdata = { +static const struct samsung_fixed_rate_clock cam1_fixed_clks[] __initconst = { FRATE(CLK_PHYCLK_RXBYTEECLKHS0_S2B, "phyclk_rxbyteclkhs0_s2b_phy", NULL, 0, 100000000), }; -static struct samsung_mux_clock cam1_mux_clks[] __initdata = { +static const struct samsung_mux_clock cam1_mux_clks[] __initconst = { /* MUX_SEL_CAM10 */ MUX(CLK_MOUT_SCLK_ISP_UART_USER, "mout_sclk_isp_uart_user", mout_sclk_isp_uart_user_p, MUX_SEL_CAM10, 20, 1), @@ -5057,7 +5148,7 @@ static struct samsung_mux_clock cam1_mux_clks[] __initdata = { MUX_SEL_CAM12, 0, 1), }; -static struct samsung_div_clock cam1_div_clks[] __initdata = { +static const struct samsung_div_clock cam1_div_clks[] __initconst = { /* DIV_CAM10 */ DIV(CLK_DIV_SCLK_ISP_MPWM, "div_sclk_isp_mpwm", "div_pclk_cam1_83", DIV_CAM10, 16, 2), @@ -5081,7 +5172,7 @@ static struct samsung_div_clock cam1_div_clks[] __initdata = { DIV_CAM11, 0, 3), }; -static struct samsung_gate_clock cam1_gate_clks[] __initdata = { +static const struct samsung_gate_clock cam1_gate_clks[] __initconst = { /* ENABLE_ACLK_CAM10 */ GATE(CLK_ACLK_ISP_GIC, "aclk_isp_gic", "mout_aclk_cam1_333_user", ENABLE_ACLK_CAM10, 4, 0, 0), @@ -5296,7 +5387,7 @@ static struct samsung_gate_clock cam1_gate_clks[] __initdata = { ENABLE_SCLK_CAM1, 0, 0, 0), }; -static struct samsung_cmu_info cam1_cmu_info __initdata = { +static const struct samsung_cmu_info cam1_cmu_info __initconst = { .mux_clks = cam1_mux_clks, .nr_mux_clks = ARRAY_SIZE(cam1_mux_clks), .div_clks = cam1_div_clks, diff --git a/drivers/clk/samsung/clk-exynos5440.c b/drivers/clk/samsung/clk-exynos5440.c index c57cff1..a57d01b 100644 --- a/drivers/clk/samsung/clk-exynos5440.c +++ b/drivers/clk/samsung/clk-exynos5440.c @@ -35,7 +35,7 @@ static struct samsung_fixed_rate_clock exynos5440_fixed_rate_ext_clks[] __initda }; /* fixed rate clocks */ -static struct samsung_fixed_rate_clock exynos5440_fixed_rate_clks[] __initdata = { +static const struct samsung_fixed_rate_clock exynos5440_fixed_rate_clks[] __initconst = { FRATE(0, "ppll", NULL, 0, 1000000000), FRATE(0, "usb_phy0", NULL, 0, 60000000), FRATE(0, "usb_phy1", NULL, 0, 60000000), @@ -44,26 +44,26 @@ static struct samsung_fixed_rate_clock exynos5440_fixed_rate_clks[] __initdata = }; /* fixed factor clocks */ -static struct samsung_fixed_factor_clock exynos5440_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock exynos5440_fixed_factor_clks[] __initconst = { FFACTOR(0, "div250", "ppll", 1, 4, 0), FFACTOR(0, "div200", "ppll", 1, 5, 0), FFACTOR(0, "div125", "div250", 1, 2, 0), }; /* mux clocks */ -static struct samsung_mux_clock exynos5440_mux_clks[] __initdata = { +static const struct samsung_mux_clock exynos5440_mux_clks[] __initconst = { MUX(0, "mout_spi", mout_spi_p, MISC_DOUT1, 5, 1), MUX_A(CLK_ARM_CLK, "arm_clk", mout_armclk_p, CPU_CLK_STATUS, 0, 1, "armclk"), }; /* divider clocks */ -static struct samsung_div_clock exynos5440_div_clks[] __initdata = { +static const struct samsung_div_clock exynos5440_div_clks[] __initconst = { DIV(CLK_SPI_BAUD, "div_spi", "mout_spi", MISC_DOUT1, 3, 2), }; /* gate clocks */ -static struct samsung_gate_clock exynos5440_gate_clks[] __initdata = { +static const struct samsung_gate_clock exynos5440_gate_clks[] __initconst = { GATE(CLK_PB0_250, "pb0_250", "div250", CLKEN_OV_VAL, 3, 0, 0), GATE(CLK_PR0_250, "pr0_250", "div250", CLKEN_OV_VAL, 4, 0, 0), GATE(CLK_PR1_250, "pr1_250", "div250", CLKEN_OV_VAL, 5, 0, 0), @@ -125,8 +125,6 @@ static void __init exynos5440_clk_init(struct device_node *np) } ctx = samsung_clk_init(np, reg_base, CLK_NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); samsung_clk_of_register_fixed_ext(ctx, exynos5440_fixed_rate_ext_clks, ARRAY_SIZE(exynos5440_fixed_rate_ext_clks), ext_clk_match); diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c index ad68d46..5931a41 100644 --- a/drivers/clk/samsung/clk-exynos7.c +++ b/drivers/clk/samsung/clk-exynos7.c @@ -36,7 +36,7 @@ #define ENABLE_ACLK_TOPC1 0x0804 #define ENABLE_SCLK_TOPC1 0x0A04 -static struct samsung_fixed_factor_clock topc_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock topc_fixed_factor_clks[] __initconst = { FFACTOR(0, "ffac_topc_bus0_pll_div2", "mout_topc_bus0_pll", 1, 2, 0), FFACTOR(0, "ffac_topc_bus0_pll_div4", "ffac_topc_bus0_pll_div2", 1, 2, 0), @@ -69,7 +69,7 @@ PNAME(mout_topc_mfc_pll_half_p) = { "mout_topc_mfc_pll", PNAME(mout_topc_bus0_pll_out_p) = {"mout_topc_bus0_pll", "ffac_topc_bus0_pll_div2"}; -static unsigned long topc_clk_regs[] __initdata = { +static const unsigned long topc_clk_regs[] __initconst = { CC_PLL_LOCK, BUS0_PLL_LOCK, BUS1_DPLL_LOCK, @@ -89,7 +89,7 @@ static unsigned long topc_clk_regs[] __initdata = { DIV_TOPC3, }; -static struct samsung_mux_clock topc_mux_clks[] __initdata = { +static const struct samsung_mux_clock topc_mux_clks[] __initconst = { MUX(0, "mout_topc_bus0_pll", mout_topc_bus0_pll_ctrl_p, MUX_SEL_TOPC0, 0, 1), MUX(0, "mout_topc_bus1_pll", mout_topc_bus1_pll_ctrl_p, @@ -118,7 +118,7 @@ static struct samsung_mux_clock topc_mux_clks[] __initdata = { MUX(0, "mout_aclk_peris_66", mout_topc_group2, MUX_SEL_TOPC3, 24, 2), }; -static struct samsung_div_clock topc_div_clks[] __initdata = { +static const struct samsung_div_clock topc_div_clks[] __initconst = { DIV(DOUT_ACLK_CCORE_133, "dout_aclk_ccore_133", "mout_aclk_ccore_133", DIV_TOPC0, 4, 4), @@ -139,14 +139,14 @@ static struct samsung_div_clock topc_div_clks[] __initdata = { DIV_TOPC3, 28, 4), }; -static struct samsung_pll_rate_table pll1460x_24mhz_tbl[] __initdata = { +static const struct samsung_pll_rate_table pll1460x_24mhz_tbl[] __initconst = { PLL_36XX_RATE(491520000, 20, 1, 0, 31457), {}, }; -static struct samsung_gate_clock topc_gate_clks[] __initdata = { +static const struct samsung_gate_clock topc_gate_clks[] __initconst = { GATE(ACLK_CCORE_133, "aclk_ccore_133", "dout_aclk_ccore_133", - ENABLE_ACLK_TOPC0, 4, 0, 0), + ENABLE_ACLK_TOPC0, 4, CLK_IS_CRITICAL, 0), GATE(ACLK_MSCL_532, "aclk_mscl_532", "dout_aclk_mscl_532", ENABLE_ACLK_TOPC1, 20, 0, 0), @@ -174,7 +174,7 @@ static struct samsung_gate_clock topc_gate_clks[] __initdata = { ENABLE_SCLK_TOPC1, 0, 0, 0), }; -static struct samsung_pll_clock topc_pll_clks[] __initdata = { +static const struct samsung_pll_clock topc_pll_clks[] __initconst = { PLL(pll_1451x, 0, "fout_bus0_pll", "fin_pll", BUS0_PLL_LOCK, BUS0_PLL_CON0, NULL), PLL(pll_1452x, 0, "fout_cc_pll", "fin_pll", CC_PLL_LOCK, @@ -187,7 +187,7 @@ static struct samsung_pll_clock topc_pll_clks[] __initdata = { AUD_PLL_CON0, pll1460x_24mhz_tbl), }; -static struct samsung_cmu_info topc_cmu_info __initdata = { +static const struct samsung_cmu_info topc_cmu_info __initconst = { .pll_clks = topc_pll_clks, .nr_pll_clks = ARRAY_SIZE(topc_pll_clks), .mux_clks = topc_mux_clks, @@ -256,7 +256,7 @@ PNAME(mout_top0_group3) = {"ioclk_audiocdclk0", PNAME(mout_top0_group4) = {"ioclk_audiocdclk1", "mout_top0_aud_pll_user", "mout_top0_bus0_pll_half", "mout_top0_bus1_pll_half"}; -static unsigned long top0_clk_regs[] __initdata = { +static const unsigned long top0_clk_regs[] __initconst = { MUX_SEL_TOP00, MUX_SEL_TOP01, MUX_SEL_TOP03, @@ -275,7 +275,7 @@ static unsigned long top0_clk_regs[] __initdata = { ENABLE_SCLK_TOP0_PERIC3, }; -static struct samsung_mux_clock top0_mux_clks[] __initdata = { +static const struct samsung_mux_clock top0_mux_clks[] __initconst = { MUX(0, "mout_top0_aud_pll_user", mout_top0_aud_pll_user_p, MUX_SEL_TOP00, 0, 1), MUX(0, "mout_top0_mfc_pll_user", mout_top0_mfc_pll_user_p, @@ -315,7 +315,7 @@ static struct samsung_mux_clock top0_mux_clks[] __initdata = { MUX(0, "mout_sclk_spi4", mout_top0_group1, MUX_SEL_TOP0_PERIC3, 20, 2), }; -static struct samsung_div_clock top0_div_clks[] __initdata = { +static const struct samsung_div_clock top0_div_clks[] __initconst = { DIV(DOUT_ACLK_PERIC1, "dout_aclk_peric1_66", "mout_aclk_peric1_66", DIV_TOP03, 12, 6), DIV(DOUT_ACLK_PERIC0, "dout_aclk_peric0_66", "mout_aclk_peric0_66", @@ -338,7 +338,7 @@ static struct samsung_div_clock top0_div_clks[] __initdata = { DIV(0, "dout_sclk_spi4", "mout_sclk_spi4", DIV_TOP0_PERIC3, 20, 12), }; -static struct samsung_gate_clock top0_gate_clks[] __initdata = { +static const struct samsung_gate_clock top0_gate_clks[] __initconst = { GATE(CLK_ACLK_PERIC0_66, "aclk_peric0_66", "dout_aclk_peric0_66", ENABLE_ACLK_TOP03, 20, CLK_SET_RATE_PARENT, 0), GATE(CLK_ACLK_PERIC1_66, "aclk_peric1_66", "dout_aclk_peric1_66", @@ -372,7 +372,7 @@ static struct samsung_gate_clock top0_gate_clks[] __initdata = { ENABLE_SCLK_TOP0_PERIC3, 20, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_fixed_factor_clock top0_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock top0_fixed_factor_clks[] __initconst = { FFACTOR(0, "ffac_top0_bus0_pll_div2", "mout_top0_bus0_pll_user", 1, 2, 0), FFACTOR(0, "ffac_top0_bus1_pll_div2", "mout_top0_bus1_pll_user", @@ -381,7 +381,7 @@ static struct samsung_fixed_factor_clock top0_fixed_factor_clks[] __initdata = { FFACTOR(0, "ffac_top0_mfc_pll_div2", "mout_top0_mfc_pll_user", 1, 2, 0), }; -static struct samsung_cmu_info top0_cmu_info __initdata = { +static const struct samsung_cmu_info top0_cmu_info __initconst = { .mux_clks = top0_mux_clks, .nr_mux_clks = ARRAY_SIZE(top0_mux_clks), .div_clks = top0_div_clks, @@ -438,7 +438,7 @@ PNAME(mout_top1_group1) = {"mout_top1_bus0_pll_half", "mout_top1_bus1_pll_half", "mout_top1_cc_pll_half", "mout_top1_mfc_pll_half"}; -static unsigned long top1_clk_regs[] __initdata = { +static const unsigned long top1_clk_regs[] __initconst = { MUX_SEL_TOP10, MUX_SEL_TOP11, MUX_SEL_TOP13, @@ -455,7 +455,7 @@ static unsigned long top1_clk_regs[] __initdata = { ENABLE_SCLK_TOP1_FSYS11, }; -static struct samsung_mux_clock top1_mux_clks[] __initdata = { +static const struct samsung_mux_clock top1_mux_clks[] __initconst = { MUX(0, "mout_top1_mfc_pll_user", mout_top1_mfc_pll_user_p, MUX_SEL_TOP10, 4, 1), MUX(0, "mout_top1_cc_pll_user", mout_top1_cc_pll_user_p, @@ -494,7 +494,7 @@ static struct samsung_mux_clock top1_mux_clks[] __initdata = { MUX_SEL_TOP1_FSYS11, 24, 2), }; -static struct samsung_div_clock top1_div_clks[] __initdata = { +static const struct samsung_div_clock top1_div_clks[] __initconst = { DIV(DOUT_ACLK_FSYS1_200, "dout_aclk_fsys1_200", "mout_aclk_fsys1_200", DIV_TOP13, 24, 4), DIV(DOUT_ACLK_FSYS0_200, "dout_aclk_fsys0_200", "mout_aclk_fsys0_200", @@ -521,7 +521,7 @@ static struct samsung_div_clock top1_div_clks[] __initdata = { "mout_sclk_phy_fsys1_26m", DIV_TOP1_FSYS11, 24, 6), }; -static struct samsung_gate_clock top1_gate_clks[] __initdata = { +static const struct samsung_gate_clock top1_gate_clks[] __initconst = { GATE(CLK_SCLK_MMC2, "sclk_mmc2", "dout_sclk_mmc2", ENABLE_SCLK_TOP1_FSYS0, 16, CLK_SET_RATE_PARENT, 0), GATE(0, "sclk_usbdrd300", "dout_sclk_usbdrd300", @@ -539,7 +539,8 @@ static struct samsung_gate_clock top1_gate_clks[] __initdata = { ENABLE_SCLK_TOP1_FSYS11, 12, CLK_SET_RATE_PARENT, 0), GATE(CLK_ACLK_FSYS0_200, "aclk_fsys0_200", "dout_aclk_fsys0_200", - ENABLE_ACLK_TOP13, 28, CLK_SET_RATE_PARENT, 0), + ENABLE_ACLK_TOP13, 28, CLK_SET_RATE_PARENT | + CLK_IS_CRITICAL, 0), GATE(CLK_ACLK_FSYS1_200, "aclk_fsys1_200", "dout_aclk_fsys1_200", ENABLE_ACLK_TOP13, 24, CLK_SET_RATE_PARENT, 0), @@ -548,7 +549,7 @@ static struct samsung_gate_clock top1_gate_clks[] __initdata = { 24, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_fixed_factor_clock top1_fixed_factor_clks[] __initdata = { +static const struct samsung_fixed_factor_clock top1_fixed_factor_clks[] __initconst = { FFACTOR(0, "ffac_top1_bus0_pll_div2", "mout_top1_bus0_pll_user", 1, 2, 0), FFACTOR(0, "ffac_top1_bus1_pll_div2", "mout_top1_bus1_pll_user", @@ -557,7 +558,7 @@ static struct samsung_fixed_factor_clock top1_fixed_factor_clks[] __initdata = { FFACTOR(0, "ffac_top1_mfc_pll_div2", "mout_top1_mfc_pll_user", 1, 2, 0), }; -static struct samsung_cmu_info top1_cmu_info __initdata = { +static const struct samsung_cmu_info top1_cmu_info __initconst = { .mux_clks = top1_mux_clks, .nr_mux_clks = ARRAY_SIZE(top1_mux_clks), .div_clks = top1_div_clks, @@ -591,22 +592,22 @@ CLK_OF_DECLARE(exynos7_clk_top1, "samsung,exynos7-clock-top1", */ PNAME(mout_aclk_ccore_133_user_p) = { "fin_pll", "aclk_ccore_133" }; -static unsigned long ccore_clk_regs[] __initdata = { +static const unsigned long ccore_clk_regs[] __initconst = { MUX_SEL_CCORE, ENABLE_PCLK_CCORE, }; -static struct samsung_mux_clock ccore_mux_clks[] __initdata = { +static const struct samsung_mux_clock ccore_mux_clks[] __initconst = { MUX(0, "mout_aclk_ccore_133_user", mout_aclk_ccore_133_user_p, MUX_SEL_CCORE, 1, 1), }; -static struct samsung_gate_clock ccore_gate_clks[] __initdata = { +static const struct samsung_gate_clock ccore_gate_clks[] __initconst = { GATE(PCLK_RTC, "pclk_rtc", "mout_aclk_ccore_133_user", ENABLE_PCLK_CCORE, 8, 0, 0), }; -static struct samsung_cmu_info ccore_cmu_info __initdata = { +static const struct samsung_cmu_info ccore_cmu_info __initconst = { .mux_clks = ccore_mux_clks, .nr_mux_clks = ARRAY_SIZE(ccore_mux_clks), .gate_clks = ccore_gate_clks, @@ -633,20 +634,20 @@ CLK_OF_DECLARE(exynos7_clk_ccore, "samsung,exynos7-clock-ccore", PNAME(mout_aclk_peric0_66_user_p) = { "fin_pll", "aclk_peric0_66" }; PNAME(mout_sclk_uart0_user_p) = { "fin_pll", "sclk_uart0" }; -static unsigned long peric0_clk_regs[] __initdata = { +static const unsigned long peric0_clk_regs[] __initconst = { MUX_SEL_PERIC0, ENABLE_PCLK_PERIC0, ENABLE_SCLK_PERIC0, }; -static struct samsung_mux_clock peric0_mux_clks[] __initdata = { +static const struct samsung_mux_clock peric0_mux_clks[] __initconst = { MUX(0, "mout_aclk_peric0_66_user", mout_aclk_peric0_66_user_p, MUX_SEL_PERIC0, 0, 1), MUX(0, "mout_sclk_uart0_user", mout_sclk_uart0_user_p, MUX_SEL_PERIC0, 16, 1), }; -static struct samsung_gate_clock peric0_gate_clks[] __initdata = { +static const struct samsung_gate_clock peric0_gate_clks[] __initconst = { GATE(PCLK_HSI2C0, "pclk_hsi2c0", "mout_aclk_peric0_66_user", ENABLE_PCLK_PERIC0, 8, 0, 0), GATE(PCLK_HSI2C1, "pclk_hsi2c1", "mout_aclk_peric0_66_user", @@ -673,7 +674,7 @@ static struct samsung_gate_clock peric0_gate_clks[] __initdata = { GATE(SCLK_PWM, "sclk_pwm", "fin_pll", ENABLE_SCLK_PERIC0, 21, 0, 0), }; -static struct samsung_cmu_info peric0_cmu_info __initdata = { +static const struct samsung_cmu_info peric0_cmu_info __initconst = { .mux_clks = peric0_mux_clks, .nr_mux_clks = ARRAY_SIZE(peric0_mux_clks), .gate_clks = peric0_gate_clks, @@ -709,7 +710,7 @@ PNAME(mout_sclk_spi2_user_p) = { "fin_pll", "sclk_spi2" }; PNAME(mout_sclk_spi3_user_p) = { "fin_pll", "sclk_spi3" }; PNAME(mout_sclk_spi4_user_p) = { "fin_pll", "sclk_spi4" }; -static unsigned long peric1_clk_regs[] __initdata = { +static const unsigned long peric1_clk_regs[] __initconst = { MUX_SEL_PERIC10, MUX_SEL_PERIC11, MUX_SEL_PERIC12, @@ -717,7 +718,7 @@ static unsigned long peric1_clk_regs[] __initdata = { ENABLE_SCLK_PERIC10, }; -static struct samsung_mux_clock peric1_mux_clks[] __initdata = { +static const struct samsung_mux_clock peric1_mux_clks[] __initconst = { MUX(0, "mout_aclk_peric1_66_user", mout_aclk_peric1_66_user_p, MUX_SEL_PERIC10, 0, 1), @@ -739,7 +740,7 @@ static struct samsung_mux_clock peric1_mux_clks[] __initdata = { MUX_SEL_PERIC11, 28, 1), }; -static struct samsung_gate_clock peric1_gate_clks[] __initdata = { +static const struct samsung_gate_clock peric1_gate_clks[] __initconst = { GATE(PCLK_HSI2C2, "pclk_hsi2c2", "mout_aclk_peric1_66_user", ENABLE_PCLK_PERIC1, 4, 0, 0), GATE(PCLK_HSI2C3, "pclk_hsi2c3", "mout_aclk_peric1_66_user", @@ -797,7 +798,7 @@ static struct samsung_gate_clock peric1_gate_clks[] __initdata = { ENABLE_SCLK_PERIC10, 19, CLK_SET_RATE_PARENT, 0), }; -static struct samsung_cmu_info peric1_cmu_info __initdata = { +static const struct samsung_cmu_info peric1_cmu_info __initconst = { .mux_clks = peric1_mux_clks, .nr_mux_clks = ARRAY_SIZE(peric1_mux_clks), .gate_clks = peric1_gate_clks, @@ -825,7 +826,7 @@ CLK_OF_DECLARE(exynos7_clk_peric1, "samsung,exynos7-clock-peric1", /* List of parent clocks for Muxes in CMU_PERIS */ PNAME(mout_aclk_peris_66_user_p) = { "fin_pll", "aclk_peris_66" }; -static unsigned long peris_clk_regs[] __initdata = { +static const unsigned long peris_clk_regs[] __initconst = { MUX_SEL_PERIS, ENABLE_PCLK_PERIS, ENABLE_PCLK_PERIS_SECURE_CHIPID, @@ -833,12 +834,12 @@ static unsigned long peris_clk_regs[] __initdata = { ENABLE_SCLK_PERIS_SECURE_CHIPID, }; -static struct samsung_mux_clock peris_mux_clks[] __initdata = { +static const struct samsung_mux_clock peris_mux_clks[] __initconst = { MUX(0, "mout_aclk_peris_66_user", mout_aclk_peris_66_user_p, MUX_SEL_PERIS, 0, 1), }; -static struct samsung_gate_clock peris_gate_clks[] __initdata = { +static const struct samsung_gate_clock peris_gate_clks[] __initconst = { GATE(PCLK_WDT, "pclk_wdt", "mout_aclk_peris_66_user", ENABLE_PCLK_PERIS, 6, 0, 0), GATE(PCLK_TMU, "pclk_tmu_apbif", "mout_aclk_peris_66_user", @@ -852,7 +853,7 @@ static struct samsung_gate_clock peris_gate_clks[] __initdata = { GATE(SCLK_TMU, "sclk_tmu", "fin_pll", ENABLE_SCLK_PERIS, 10, 0, 0), }; -static struct samsung_cmu_info peris_cmu_info __initdata = { +static const struct samsung_cmu_info peris_cmu_info __initconst = { .mux_clks = peris_mux_clks, .nr_mux_clks = ARRAY_SIZE(peris_mux_clks), .gate_clks = peris_gate_clks, @@ -893,12 +894,12 @@ PNAME(mout_phyclk_usbdrd300_udrd30_pipe_pclk_user_p) = { "fin_pll", "phyclk_usbdrd300_udrd30_pipe_pclk" }; /* fixed rate clocks used in the FSYS0 block */ -static struct samsung_fixed_rate_clock fixed_rate_clks_fsys0[] __initdata = { +static const struct samsung_fixed_rate_clock fixed_rate_clks_fsys0[] __initconst = { FRATE(0, "phyclk_usbdrd300_udrd30_phyclock", NULL, 0, 60000000), FRATE(0, "phyclk_usbdrd300_udrd30_pipe_pclk", NULL, 0, 125000000), }; -static unsigned long fsys0_clk_regs[] __initdata = { +static const unsigned long fsys0_clk_regs[] __initconst = { MUX_SEL_FSYS00, MUX_SEL_FSYS01, MUX_SEL_FSYS02, @@ -909,7 +910,7 @@ static unsigned long fsys0_clk_regs[] __initdata = { ENABLE_SCLK_FSYS04, }; -static struct samsung_mux_clock fsys0_mux_clks[] __initdata = { +static const struct samsung_mux_clock fsys0_mux_clks[] __initconst = { MUX(0, "mout_aclk_fsys0_200_user", mout_aclk_fsys0_200_user_p, MUX_SEL_FSYS00, 24, 1), @@ -926,7 +927,7 @@ static struct samsung_mux_clock fsys0_mux_clks[] __initdata = { MUX_SEL_FSYS02, 28, 1), }; -static struct samsung_gate_clock fsys0_gate_clks[] __initdata = { +static const struct samsung_gate_clock fsys0_gate_clks[] __initconst = { GATE(ACLK_PDMA1, "aclk_pdma1", "mout_aclk_fsys0_200_user", ENABLE_ACLK_FSYS00, 3, 0, 0), GATE(ACLK_PDMA0, "aclk_pdma0", "mout_aclk_fsys0_200_user", @@ -960,7 +961,7 @@ static struct samsung_gate_clock fsys0_gate_clks[] __initdata = { ENABLE_SCLK_FSYS04, 28, 0, 0), }; -static struct samsung_cmu_info fsys0_cmu_info __initdata = { +static const struct samsung_cmu_info fsys0_cmu_info __initconst = { .fixed_clks = fixed_rate_clks_fsys0, .nr_fixed_clks = ARRAY_SIZE(fixed_rate_clks_fsys0), .mux_clks = fsys0_mux_clks, @@ -1005,7 +1006,7 @@ PNAME(mout_phyclk_ufs20_rx0_user_p) = { "fin_pll", "phyclk_ufs20_rx0_symbol" }; PNAME(mout_phyclk_ufs20_rx1_user_p) = { "fin_pll", "phyclk_ufs20_rx1_symbol" }; /* fixed rate clocks used in the FSYS1 block */ -static struct samsung_fixed_rate_clock fixed_rate_clks_fsys1[] __initdata = { +static const struct samsung_fixed_rate_clock fixed_rate_clks_fsys1[] __initconst = { FRATE(PHYCLK_UFS20_TX0_SYMBOL, "phyclk_ufs20_tx0_symbol", NULL, 0, 300000000), FRATE(PHYCLK_UFS20_RX0_SYMBOL, "phyclk_ufs20_rx0_symbol", NULL, @@ -1014,7 +1015,7 @@ static struct samsung_fixed_rate_clock fixed_rate_clks_fsys1[] __initdata = { 0, 300000000), }; -static unsigned long fsys1_clk_regs[] __initdata = { +static const unsigned long fsys1_clk_regs[] __initconst = { MUX_SEL_FSYS10, MUX_SEL_FSYS11, MUX_SEL_FSYS12, @@ -1026,7 +1027,7 @@ static unsigned long fsys1_clk_regs[] __initdata = { ENABLE_SCLK_FSYS13, }; -static struct samsung_mux_clock fsys1_mux_clks[] __initdata = { +static const struct samsung_mux_clock fsys1_mux_clks[] __initconst = { MUX(MOUT_FSYS1_PHYCLK_SEL1, "mout_fsys1_phyclk_sel1", mout_fsys1_group_p, MUX_SEL_FSYS10, 16, 2), MUX(0, "mout_fsys1_phyclk_sel0", mout_fsys1_group_p, @@ -1049,12 +1050,12 @@ static struct samsung_mux_clock fsys1_mux_clks[] __initdata = { mout_phyclk_ufs20_tx0_user_p, MUX_SEL_FSYS12, 28, 1), }; -static struct samsung_div_clock fsys1_div_clks[] __initdata = { +static const struct samsung_div_clock fsys1_div_clks[] __initconst = { DIV(DOUT_PCLK_FSYS1, "dout_pclk_fsys1", "mout_aclk_fsys1_200_user", DIV_FSYS1, 0, 2), }; -static struct samsung_gate_clock fsys1_gate_clks[] __initdata = { +static const struct samsung_gate_clock fsys1_gate_clks[] __initconst = { GATE(SCLK_UFSUNIPRO20_USER, "sclk_ufsunipro20_user", "mout_sclk_ufsunipro20_user", ENABLE_SCLK_FSYS11, 20, 0, 0), @@ -1089,7 +1090,7 @@ static struct samsung_gate_clock fsys1_gate_clks[] __initdata = { ENABLE_SCLK_FSYS13, 24, CLK_IGNORE_UNUSED, 0), }; -static struct samsung_cmu_info fsys1_cmu_info __initdata = { +static const struct samsung_cmu_info fsys1_cmu_info __initconst = { .fixed_clks = fixed_rate_clks_fsys1, .nr_fixed_clks = ARRAY_SIZE(fixed_rate_clks_fsys1), .mux_clks = fsys1_mux_clks, @@ -1119,22 +1120,22 @@ CLK_OF_DECLARE(exynos7_clk_fsys1, "samsung,exynos7-clock-fsys1", /* List of parent clocks for Muxes in CMU_MSCL */ PNAME(mout_aclk_mscl_532_user_p) = { "fin_pll", "aclk_mscl_532" }; -static unsigned long mscl_clk_regs[] __initdata = { +static const unsigned long mscl_clk_regs[] __initconst = { MUX_SEL_MSCL, DIV_MSCL, ENABLE_ACLK_MSCL, ENABLE_PCLK_MSCL, }; -static struct samsung_mux_clock mscl_mux_clks[] __initdata = { +static const struct samsung_mux_clock mscl_mux_clks[] __initconst = { MUX(USERMUX_ACLK_MSCL_532, "usermux_aclk_mscl_532", mout_aclk_mscl_532_user_p, MUX_SEL_MSCL, 0, 1), }; -static struct samsung_div_clock mscl_div_clks[] __initdata = { +static const struct samsung_div_clock mscl_div_clks[] __initconst = { DIV(DOUT_PCLK_MSCL, "dout_pclk_mscl", "usermux_aclk_mscl_532", DIV_MSCL, 0, 3), }; -static struct samsung_gate_clock mscl_gate_clks[] __initdata = { +static const struct samsung_gate_clock mscl_gate_clks[] __initconst = { GATE(ACLK_MSCL_0, "aclk_mscl_0", "usermux_aclk_mscl_532", ENABLE_ACLK_MSCL, 31, 0, 0), @@ -1204,7 +1205,7 @@ static struct samsung_gate_clock mscl_gate_clks[] __initdata = { ENABLE_PCLK_MSCL, 20, 0, 0), }; -static struct samsung_cmu_info mscl_cmu_info __initdata = { +static const struct samsung_cmu_info mscl_cmu_info __initconst = { .mux_clks = mscl_mux_clks, .nr_mux_clks = ARRAY_SIZE(mscl_mux_clks), .div_clks = mscl_div_clks, @@ -1238,7 +1239,7 @@ CLK_OF_DECLARE(exynos7_clk_mscl, "samsung,exynos7-clock-mscl", PNAME(mout_aud_pll_user_p) = { "fin_pll", "fout_aud_pll" }; PNAME(mout_aud_group_p) = { "dout_aud_cdclk", "ioclk_audiocdclk0" }; -static unsigned long aud_clk_regs[] __initdata = { +static const unsigned long aud_clk_regs[] __initconst = { MUX_SEL_AUD, DIV_AUD0, DIV_AUD1, @@ -1247,13 +1248,13 @@ static unsigned long aud_clk_regs[] __initdata = { ENABLE_SCLK_AUD, }; -static struct samsung_mux_clock aud_mux_clks[] __initdata = { +static const struct samsung_mux_clock aud_mux_clks[] __initconst = { MUX(0, "mout_sclk_i2s", mout_aud_group_p, MUX_SEL_AUD, 12, 1), MUX(0, "mout_sclk_pcm", mout_aud_group_p, MUX_SEL_AUD, 16, 1), MUX(0, "mout_aud_pll_user", mout_aud_pll_user_p, MUX_SEL_AUD, 20, 1), }; -static struct samsung_div_clock aud_div_clks[] __initdata = { +static const struct samsung_div_clock aud_div_clks[] __initconst = { DIV(0, "dout_aud_ca5", "mout_aud_pll_user", DIV_AUD0, 0, 4), DIV(0, "dout_aclk_aud", "dout_aud_ca5", DIV_AUD0, 4, 4), DIV(0, "dout_aud_pclk_dbg", "dout_aud_ca5", DIV_AUD0, 8, 4), @@ -1265,7 +1266,7 @@ static struct samsung_div_clock aud_div_clks[] __initdata = { DIV(0, "dout_aud_cdclk", "mout_aud_pll_user", DIV_AUD1, 24, 4), }; -static struct samsung_gate_clock aud_gate_clks[] __initdata = { +static const struct samsung_gate_clock aud_gate_clks[] __initconst = { GATE(SCLK_PCM, "sclk_pcm", "dout_sclk_pcm", ENABLE_SCLK_AUD, 27, CLK_SET_RATE_PARENT, 0), GATE(SCLK_I2S, "sclk_i2s", "dout_sclk_i2s", @@ -1293,7 +1294,7 @@ static struct samsung_gate_clock aud_gate_clks[] __initdata = { GATE(ACLK_ADMA, "aclk_dmac", "dout_aclk_aud", ENABLE_ACLK_AUD, 31, 0, 0), }; -static struct samsung_cmu_info aud_cmu_info __initdata = { +static const struct samsung_cmu_info aud_cmu_info __initconst = { .mux_clks = aud_mux_clks, .nr_mux_clks = ARRAY_SIZE(aud_mux_clks), .div_clks = aud_div_clks, diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c index b7dd396..48139bd 100644 --- a/drivers/clk/samsung/clk-pll.c +++ b/drivers/clk/samsung/clk-pll.c @@ -79,7 +79,7 @@ static unsigned long samsung_pll2126_recalc_rate(struct clk_hw *hw, u32 pll_con, mdiv, pdiv, sdiv; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLL2126_MDIV_SHIFT) & PLL2126_MDIV_MASK; pdiv = (pll_con >> PLL2126_PDIV_SHIFT) & PLL2126_PDIV_MASK; sdiv = (pll_con >> PLL2126_SDIV_SHIFT) & PLL2126_SDIV_MASK; @@ -112,7 +112,7 @@ static unsigned long samsung_pll3000_recalc_rate(struct clk_hw *hw, u32 pll_con, mdiv, pdiv, sdiv; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLL3000_MDIV_SHIFT) & PLL3000_MDIV_MASK; pdiv = (pll_con >> PLL3000_PDIV_SHIFT) & PLL3000_PDIV_MASK; sdiv = (pll_con >> PLL3000_SDIV_SHIFT) & PLL3000_SDIV_MASK; @@ -149,7 +149,7 @@ static unsigned long samsung_pll35xx_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, pll_con; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLL35XX_MDIV_SHIFT) & PLL35XX_MDIV_MASK; pdiv = (pll_con >> PLL35XX_PDIV_SHIFT) & PLL35XX_PDIV_MASK; sdiv = (pll_con >> PLL35XX_SDIV_SHIFT) & PLL35XX_SDIV_MASK; @@ -186,19 +186,19 @@ static int samsung_pll35xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); if (!(samsung_pll35xx_mp_change(rate, tmp))) { /* If only s change, change just s value only*/ tmp &= ~(PLL35XX_SDIV_MASK << PLL35XX_SDIV_SHIFT); tmp |= rate->sdiv << PLL35XX_SDIV_SHIFT; - __raw_writel(tmp, pll->con_reg); + writel_relaxed(tmp, pll->con_reg); return 0; } /* Set PLL lock time. */ - __raw_writel(rate->pdiv * PLL35XX_LOCK_FACTOR, + writel_relaxed(rate->pdiv * PLL35XX_LOCK_FACTOR, pll->lock_reg); /* Change PLL PMS values */ @@ -208,12 +208,12 @@ static int samsung_pll35xx_set_rate(struct clk_hw *hw, unsigned long drate, tmp |= (rate->mdiv << PLL35XX_MDIV_SHIFT) | (rate->pdiv << PLL35XX_PDIV_SHIFT) | (rate->sdiv << PLL35XX_SDIV_SHIFT); - __raw_writel(tmp, pll->con_reg); + writel_relaxed(tmp, pll->con_reg); /* wait_lock_time */ do { cpu_relax(); - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); } while (!(tmp & (PLL35XX_LOCK_STAT_MASK << PLL35XX_LOCK_STAT_SHIFT))); return 0; @@ -253,8 +253,8 @@ static unsigned long samsung_pll36xx_recalc_rate(struct clk_hw *hw, s16 kdiv; u64 fvco = parent_rate; - pll_con0 = __raw_readl(pll->con_reg); - pll_con1 = __raw_readl(pll->con_reg + 4); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con1 = readl_relaxed(pll->con_reg + 4); mdiv = (pll_con0 >> PLL36XX_MDIV_SHIFT) & PLL36XX_MDIV_MASK; pdiv = (pll_con0 >> PLL36XX_PDIV_SHIFT) & PLL36XX_PDIV_MASK; sdiv = (pll_con0 >> PLL36XX_SDIV_SHIFT) & PLL36XX_SDIV_MASK; @@ -294,20 +294,20 @@ static int samsung_pll36xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - pll_con0 = __raw_readl(pll->con_reg); - pll_con1 = __raw_readl(pll->con_reg + 4); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con1 = readl_relaxed(pll->con_reg + 4); if (!(samsung_pll36xx_mpk_change(rate, pll_con0, pll_con1))) { /* If only s change, change just s value only*/ pll_con0 &= ~(PLL36XX_SDIV_MASK << PLL36XX_SDIV_SHIFT); pll_con0 |= (rate->sdiv << PLL36XX_SDIV_SHIFT); - __raw_writel(pll_con0, pll->con_reg); + writel_relaxed(pll_con0, pll->con_reg); return 0; } /* Set PLL lock time. */ - __raw_writel(rate->pdiv * PLL36XX_LOCK_FACTOR, pll->lock_reg); + writel_relaxed(rate->pdiv * PLL36XX_LOCK_FACTOR, pll->lock_reg); /* Change PLL PMS values */ pll_con0 &= ~((PLL36XX_MDIV_MASK << PLL36XX_MDIV_SHIFT) | @@ -316,16 +316,16 @@ static int samsung_pll36xx_set_rate(struct clk_hw *hw, unsigned long drate, pll_con0 |= (rate->mdiv << PLL36XX_MDIV_SHIFT) | (rate->pdiv << PLL36XX_PDIV_SHIFT) | (rate->sdiv << PLL36XX_SDIV_SHIFT); - __raw_writel(pll_con0, pll->con_reg); + writel_relaxed(pll_con0, pll->con_reg); pll_con1 &= ~(PLL36XX_KDIV_MASK << PLL36XX_KDIV_SHIFT); pll_con1 |= rate->kdiv << PLL36XX_KDIV_SHIFT; - __raw_writel(pll_con1, pll->con_reg + 4); + writel_relaxed(pll_con1, pll->con_reg + 4); /* wait_lock_time */ do { cpu_relax(); - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); } while (!(tmp & (1 << PLL36XX_LOCK_STAT_SHIFT))); return 0; @@ -366,7 +366,7 @@ static unsigned long samsung_pll45xx_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, pll_con; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLL45XX_MDIV_SHIFT) & PLL45XX_MDIV_MASK; pdiv = (pll_con >> PLL45XX_PDIV_SHIFT) & PLL45XX_PDIV_MASK; sdiv = (pll_con >> PLL45XX_SDIV_SHIFT) & PLL45XX_SDIV_MASK; @@ -409,14 +409,14 @@ static int samsung_pll45xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - con0 = __raw_readl(pll->con_reg); - con1 = __raw_readl(pll->con_reg + 0x4); + con0 = readl_relaxed(pll->con_reg); + con1 = readl_relaxed(pll->con_reg + 0x4); if (!(samsung_pll45xx_mp_change(con0, con1, rate))) { /* If only s change, change just s value only*/ con0 &= ~(PLL45XX_SDIV_MASK << PLL45XX_SDIV_SHIFT); con0 |= rate->sdiv << PLL45XX_SDIV_SHIFT; - __raw_writel(con0, pll->con_reg); + writel_relaxed(con0, pll->con_reg); return 0; } @@ -430,29 +430,29 @@ static int samsung_pll45xx_set_rate(struct clk_hw *hw, unsigned long drate, (rate->sdiv << PLL45XX_SDIV_SHIFT); /* Set PLL AFC value. */ - con1 = __raw_readl(pll->con_reg + 0x4); + con1 = readl_relaxed(pll->con_reg + 0x4); con1 &= ~(PLL45XX_AFC_MASK << PLL45XX_AFC_SHIFT); con1 |= (rate->afc << PLL45XX_AFC_SHIFT); /* Set PLL lock time. */ switch (pll->type) { case pll_4502: - __raw_writel(rate->pdiv * PLL4502_LOCK_FACTOR, pll->lock_reg); + writel_relaxed(rate->pdiv * PLL4502_LOCK_FACTOR, pll->lock_reg); break; case pll_4508: - __raw_writel(rate->pdiv * PLL4508_LOCK_FACTOR, pll->lock_reg); + writel_relaxed(rate->pdiv * PLL4508_LOCK_FACTOR, pll->lock_reg); break; default: break; } /* Set new configuration. */ - __raw_writel(con1, pll->con_reg + 0x4); - __raw_writel(con0, pll->con_reg); + writel_relaxed(con1, pll->con_reg + 0x4); + writel_relaxed(con0, pll->con_reg); /* Wait for locking. */ start = ktime_get(); - while (!(__raw_readl(pll->con_reg) & PLL45XX_LOCKED)) { + while (!(readl_relaxed(pll->con_reg) & PLL45XX_LOCKED)) { ktime_t delta = ktime_sub(ktime_get(), start); if (ktime_to_ms(delta) > PLL_TIMEOUT_MS) { @@ -513,8 +513,8 @@ static unsigned long samsung_pll46xx_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, kdiv, pll_con0, pll_con1, shift; u64 fvco = parent_rate; - pll_con0 = __raw_readl(pll->con_reg); - pll_con1 = __raw_readl(pll->con_reg + 4); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con1 = readl_relaxed(pll->con_reg + 4); mdiv = (pll_con0 >> PLL46XX_MDIV_SHIFT) & ((pll->type == pll_1460x) ? PLL1460X_MDIV_MASK : PLL46XX_MDIV_MASK); pdiv = (pll_con0 >> PLL46XX_PDIV_SHIFT) & PLL46XX_PDIV_MASK; @@ -560,14 +560,14 @@ static int samsung_pll46xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - con0 = __raw_readl(pll->con_reg); - con1 = __raw_readl(pll->con_reg + 0x4); + con0 = readl_relaxed(pll->con_reg); + con1 = readl_relaxed(pll->con_reg + 0x4); if (!(samsung_pll46xx_mpk_change(con0, con1, rate))) { /* If only s change, change just s value only*/ con0 &= ~(PLL46XX_SDIV_MASK << PLL46XX_SDIV_SHIFT); con0 |= rate->sdiv << PLL46XX_SDIV_SHIFT; - __raw_writel(con0, pll->con_reg); + writel_relaxed(con0, pll->con_reg); return 0; } @@ -596,7 +596,7 @@ static int samsung_pll46xx_set_rate(struct clk_hw *hw, unsigned long drate, (rate->sdiv << PLL46XX_SDIV_SHIFT); /* Set PLL K, MFR and MRR values. */ - con1 = __raw_readl(pll->con_reg + 0x4); + con1 = readl_relaxed(pll->con_reg + 0x4); con1 &= ~((PLL46XX_KDIV_MASK << PLL46XX_KDIV_SHIFT) | (PLL46XX_MFR_MASK << PLL46XX_MFR_SHIFT) | (PLL46XX_MRR_MASK << PLL46XX_MRR_SHIFT)); @@ -605,13 +605,13 @@ static int samsung_pll46xx_set_rate(struct clk_hw *hw, unsigned long drate, (rate->mrr << PLL46XX_MRR_SHIFT); /* Write configuration to PLL */ - __raw_writel(lock, pll->lock_reg); - __raw_writel(con0, pll->con_reg); - __raw_writel(con1, pll->con_reg + 0x4); + writel_relaxed(lock, pll->lock_reg); + writel_relaxed(con0, pll->con_reg); + writel_relaxed(con1, pll->con_reg + 0x4); /* Wait for locking. */ start = ktime_get(); - while (!(__raw_readl(pll->con_reg) & PLL46XX_LOCKED)) { + while (!(readl_relaxed(pll->con_reg) & PLL46XX_LOCKED)) { ktime_t delta = ktime_sub(ktime_get(), start); if (ktime_to_ms(delta) > PLL_TIMEOUT_MS) { @@ -656,7 +656,7 @@ static unsigned long samsung_pll6552_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, pll_con; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); if (pll->type == pll_6552_s3c2416) { mdiv = (pll_con >> PLL6552_MDIV_SHIFT_2416) & PLL6552_MDIV_MASK; pdiv = (pll_con >> PLL6552_PDIV_SHIFT_2416) & PLL6552_PDIV_MASK; @@ -696,8 +696,8 @@ static unsigned long samsung_pll6553_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, kdiv, pll_con0, pll_con1; u64 fvco = parent_rate; - pll_con0 = __raw_readl(pll->con_reg); - pll_con1 = __raw_readl(pll->con_reg + 0x4); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con1 = readl_relaxed(pll->con_reg + 0x4); mdiv = (pll_con0 >> PLL6553_MDIV_SHIFT) & PLL6553_MDIV_MASK; pdiv = (pll_con0 >> PLL6553_PDIV_SHIFT) & PLL6553_PDIV_MASK; sdiv = (pll_con0 >> PLL6553_SDIV_SHIFT) & PLL6553_SDIV_MASK; @@ -734,7 +734,7 @@ static unsigned long samsung_s3c2410_pll_recalc_rate(struct clk_hw *hw, u32 pll_con, mdiv, pdiv, sdiv; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLLS3C2410_MDIV_SHIFT) & PLLS3C2410_MDIV_MASK; pdiv = (pll_con >> PLLS3C2410_PDIV_SHIFT) & PLLS3C2410_PDIV_MASK; sdiv = (pll_con >> PLLS3C2410_SDIV_SHIFT) & PLLS3C2410_SDIV_MASK; @@ -752,7 +752,7 @@ static unsigned long samsung_s3c2440_mpll_recalc_rate(struct clk_hw *hw, u32 pll_con, mdiv, pdiv, sdiv; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLLS3C2410_MDIV_SHIFT) & PLLS3C2410_MDIV_MASK; pdiv = (pll_con >> PLLS3C2410_PDIV_SHIFT) & PLLS3C2410_PDIV_MASK; sdiv = (pll_con >> PLLS3C2410_SDIV_SHIFT) & PLLS3C2410_SDIV_MASK; @@ -778,7 +778,7 @@ static int samsung_s3c2410_pll_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); /* Change PLL PMS values */ tmp &= ~((PLLS3C2410_MDIV_MASK << PLLS3C2410_MDIV_SHIFT) | @@ -787,7 +787,7 @@ static int samsung_s3c2410_pll_set_rate(struct clk_hw *hw, unsigned long drate, tmp |= (rate->mdiv << PLLS3C2410_MDIV_SHIFT) | (rate->pdiv << PLLS3C2410_PDIV_SHIFT) | (rate->sdiv << PLLS3C2410_SDIV_SHIFT); - __raw_writel(tmp, pll->con_reg); + writel_relaxed(tmp, pll->con_reg); /* Time to settle according to the manual */ udelay(300); @@ -798,7 +798,7 @@ static int samsung_s3c2410_pll_set_rate(struct clk_hw *hw, unsigned long drate, static int samsung_s3c2410_pll_enable(struct clk_hw *hw, int bit, bool enable) { struct samsung_clk_pll *pll = to_clk_pll(hw); - u32 pll_en = __raw_readl(pll->lock_reg + PLLS3C2410_ENABLE_REG_OFFSET); + u32 pll_en = readl_relaxed(pll->lock_reg + PLLS3C2410_ENABLE_REG_OFFSET); u32 pll_en_orig = pll_en; if (enable) @@ -806,7 +806,7 @@ static int samsung_s3c2410_pll_enable(struct clk_hw *hw, int bit, bool enable) else pll_en |= BIT(bit); - __raw_writel(pll_en, pll->lock_reg + PLLS3C2410_ENABLE_REG_OFFSET); + writel_relaxed(pll_en, pll->lock_reg + PLLS3C2410_ENABLE_REG_OFFSET); /* if we started the UPLL, then allow to settle */ if (enable && (pll_en_orig & BIT(bit))) @@ -905,7 +905,7 @@ static unsigned long samsung_pll2550x_recalc_rate(struct clk_hw *hw, u32 r, p, m, s, pll_stat; u64 fvco = parent_rate; - pll_stat = __raw_readl(pll->reg_base + pll->offset * 3); + pll_stat = readl_relaxed(pll->reg_base + pll->offset * 3); r = (pll_stat >> PLL2550X_R_SHIFT) & PLL2550X_R_MASK; if (!r) return 0; @@ -983,7 +983,7 @@ static unsigned long samsung_pll2550xx_recalc_rate(struct clk_hw *hw, u32 mdiv, pdiv, sdiv, pll_con; u64 fvco = parent_rate; - pll_con = __raw_readl(pll->con_reg); + pll_con = readl_relaxed(pll->con_reg); mdiv = (pll_con >> PLL2550XX_M_SHIFT) & PLL2550XX_M_MASK; pdiv = (pll_con >> PLL2550XX_P_SHIFT) & PLL2550XX_P_MASK; sdiv = (pll_con >> PLL2550XX_S_SHIFT) & PLL2550XX_S_MASK; @@ -1019,19 +1019,19 @@ static int samsung_pll2550xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); if (!(samsung_pll2550xx_mp_change(rate->mdiv, rate->pdiv, tmp))) { /* If only s change, change just s value only*/ tmp &= ~(PLL2550XX_S_MASK << PLL2550XX_S_SHIFT); tmp |= rate->sdiv << PLL2550XX_S_SHIFT; - __raw_writel(tmp, pll->con_reg); + writel_relaxed(tmp, pll->con_reg); return 0; } /* Set PLL lock time. */ - __raw_writel(rate->pdiv * PLL2550XX_LOCK_FACTOR, pll->lock_reg); + writel_relaxed(rate->pdiv * PLL2550XX_LOCK_FACTOR, pll->lock_reg); /* Change PLL PMS values */ tmp &= ~((PLL2550XX_M_MASK << PLL2550XX_M_SHIFT) | @@ -1040,12 +1040,12 @@ static int samsung_pll2550xx_set_rate(struct clk_hw *hw, unsigned long drate, tmp |= (rate->mdiv << PLL2550XX_M_SHIFT) | (rate->pdiv << PLL2550XX_P_SHIFT) | (rate->sdiv << PLL2550XX_S_SHIFT); - __raw_writel(tmp, pll->con_reg); + writel_relaxed(tmp, pll->con_reg); /* wait_lock_time */ do { cpu_relax(); - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); } while (!(tmp & (PLL2550XX_LOCK_STAT_MASK << PLL2550XX_LOCK_STAT_SHIFT))); @@ -1089,8 +1089,8 @@ static unsigned long samsung_pll2650xx_recalc_rate(struct clk_hw *hw, s16 kdiv; u64 fvco = parent_rate; - pll_con0 = __raw_readl(pll->con_reg); - pll_con2 = __raw_readl(pll->con_reg + 8); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con2 = readl_relaxed(pll->con_reg + 8); mdiv = (pll_con0 >> PLL2650XX_MDIV_SHIFT) & PLL2650XX_MDIV_MASK; pdiv = (pll_con0 >> PLL2650XX_PDIV_SHIFT) & PLL2650XX_PDIV_MASK; sdiv = (pll_con0 >> PLL2650XX_SDIV_SHIFT) & PLL2650XX_SDIV_MASK; @@ -1117,8 +1117,8 @@ static int samsung_pll2650xx_set_rate(struct clk_hw *hw, unsigned long drate, return -EINVAL; } - pll_con0 = __raw_readl(pll->con_reg); - pll_con2 = __raw_readl(pll->con_reg + 8); + pll_con0 = readl_relaxed(pll->con_reg); + pll_con2 = readl_relaxed(pll->con_reg + 8); /* Change PLL PMS values */ pll_con0 &= ~(PLL2650XX_MDIV_MASK << PLL2650XX_MDIV_SHIFT | @@ -1135,13 +1135,13 @@ static int samsung_pll2650xx_set_rate(struct clk_hw *hw, unsigned long drate, << PLL2650XX_KDIV_SHIFT; /* Set PLL lock time. */ - __raw_writel(PLL2650XX_LOCK_FACTOR * rate->pdiv, pll->lock_reg); + writel_relaxed(PLL2650XX_LOCK_FACTOR * rate->pdiv, pll->lock_reg); - __raw_writel(pll_con0, pll->con_reg); - __raw_writel(pll_con2, pll->con_reg + 8); + writel_relaxed(pll_con0, pll->con_reg); + writel_relaxed(pll_con2, pll->con_reg + 8); do { - tmp = __raw_readl(pll->con_reg); + tmp = readl_relaxed(pll->con_reg); } while (!(tmp & (0x1 << PLL2650XX_PLL_LOCKTIME_SHIFT))); return 0; diff --git a/drivers/clk/samsung/clk-s3c2410-dclk.c b/drivers/clk/samsung/clk-s3c2410-dclk.c index ec6fb14..ae9a595 100644 --- a/drivers/clk/samsung/clk-s3c2410-dclk.c +++ b/drivers/clk/samsung/clk-s3c2410-dclk.c @@ -428,8 +428,9 @@ MODULE_DEVICE_TABLE(platform, s3c24xx_dclk_driver_ids); static struct platform_driver s3c24xx_dclk_driver = { .driver = { - .name = "s3c24xx-dclk", - .pm = &s3c24xx_dclk_pm_ops, + .name = "s3c24xx-dclk", + .pm = &s3c24xx_dclk_pm_ops, + .suppress_bind_attrs = true, }, .probe = s3c24xx_dclk_probe, .remove = s3c24xx_dclk_remove, diff --git a/drivers/clk/samsung/clk-s3c2410.c b/drivers/clk/samsung/clk-s3c2410.c index d7b011c..d7a1e77 100644 --- a/drivers/clk/samsung/clk-s3c2410.c +++ b/drivers/clk/samsung/clk-s3c2410.c @@ -374,8 +374,6 @@ void __init s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f, } ctx = samsung_clk_init(np, reg_base, NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); /* Register external clocks only in non-dt cases */ if (!np) diff --git a/drivers/clk/samsung/clk-s3c2412.c b/drivers/clk/samsung/clk-s3c2412.c index effe373..ec873ee 100644 --- a/drivers/clk/samsung/clk-s3c2412.c +++ b/drivers/clk/samsung/clk-s3c2412.c @@ -265,8 +265,6 @@ void __init s3c2412_common_clk_init(struct device_node *np, unsigned long xti_f, } ctx = samsung_clk_init(np, reg_base, NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); /* Register external clocks only in non-dt cases */ if (!np) diff --git a/drivers/clk/samsung/clk-s3c2443.c b/drivers/clk/samsung/clk-s3c2443.c index 3756278..5e24a17 100644 --- a/drivers/clk/samsung/clk-s3c2443.c +++ b/drivers/clk/samsung/clk-s3c2443.c @@ -400,8 +400,6 @@ void __init s3c2443_common_clk_init(struct device_node *np, unsigned long xti_f, } ctx = samsung_clk_init(np, reg_base, NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); /* Register external clocks only in non-dt cases */ if (!np) diff --git a/drivers/clk/samsung/clk-s3c64xx.c b/drivers/clk/samsung/clk-s3c64xx.c index 60aa775..a48bd5f 100644 --- a/drivers/clk/samsung/clk-s3c64xx.c +++ b/drivers/clk/samsung/clk-s3c64xx.c @@ -471,8 +471,6 @@ void __init s3c64xx_clk_init(struct device_node *np, unsigned long xtal_f, } ctx = samsung_clk_init(np, reg_base, NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); /* Register external clocks. */ if (!np) diff --git a/drivers/clk/samsung/clk-s5pv210-audss.c b/drivers/clk/samsung/clk-s5pv210-audss.c index eefb84b..c66ed2d 100644 --- a/drivers/clk/samsung/clk-s5pv210-audss.c +++ b/drivers/clk/samsung/clk-s5pv210-audss.c @@ -18,7 +18,7 @@ #include <linux/clk-provider.h> #include <linux/of_address.h> #include <linux/syscore_ops.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/platform_device.h> #include <dt-bindings/clock/s5pv210-audss.h> @@ -194,20 +194,6 @@ unregister: return ret; } -static int s5pv210_audss_clk_remove(struct platform_device *pdev) -{ - int i; - - of_clk_del_provider(pdev->dev.of_node); - - for (i = 0; i < clk_data.clk_num; i++) { - if (!IS_ERR(clk_table[i])) - clk_unregister(clk_table[i]); - } - - return 0; -} - static const struct of_device_id s5pv210_audss_clk_of_match[] = { { .compatible = "samsung,s5pv210-audss-clock", }, {}, @@ -216,10 +202,10 @@ static const struct of_device_id s5pv210_audss_clk_of_match[] = { static struct platform_driver s5pv210_audss_clk_driver = { .driver = { .name = "s5pv210-audss-clk", + .suppress_bind_attrs = true, .of_match_table = s5pv210_audss_clk_of_match, }, .probe = s5pv210_audss_clk_probe, - .remove = s5pv210_audss_clk_remove, }; static int __init s5pv210_audss_clk_init(void) @@ -227,14 +213,3 @@ static int __init s5pv210_audss_clk_init(void) return platform_driver_register(&s5pv210_audss_clk_driver); } core_initcall(s5pv210_audss_clk_init); - -static void __exit s5pv210_audss_clk_exit(void) -{ - platform_driver_unregister(&s5pv210_audss_clk_driver); -} -module_exit(s5pv210_audss_clk_exit); - -MODULE_AUTHOR("Tomasz Figa <t.figa@samsung.com>"); -MODULE_DESCRIPTION("S5PV210 Audio Subsystem Clock Controller"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("platform:s5pv210-audss-clk"); diff --git a/drivers/clk/samsung/clk-s5pv210.c b/drivers/clk/samsung/clk-s5pv210.c index 5230226..fd27257 100644 --- a/drivers/clk/samsung/clk-s5pv210.c +++ b/drivers/clk/samsung/clk-s5pv210.c @@ -784,8 +784,6 @@ static void __init __s5pv210_clk_init(struct device_node *np, struct samsung_clk_provider *ctx; ctx = samsung_clk_init(np, reg_base, NR_CLKS); - if (!ctx) - panic("%s: unable to allocate context.\n", __func__); samsung_clk_register_mux(ctx, early_mux_clks, ARRAY_SIZE(early_mux_clks)); diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c index f38a6c4..b7d87d6 100644 --- a/drivers/clk/samsung/clk.c +++ b/drivers/clk/samsung/clk.c @@ -346,9 +346,9 @@ static struct syscore_ops samsung_clk_syscore_ops = { .resume = samsung_clk_resume, }; -static void samsung_clk_sleep_init(void __iomem *reg_base, - const unsigned long *rdump, - unsigned long nr_rdump) +void samsung_clk_sleep_init(void __iomem *reg_base, + const unsigned long *rdump, + unsigned long nr_rdump) { struct samsung_clock_reg_cache *reg_cache; @@ -370,9 +370,9 @@ static void samsung_clk_sleep_init(void __iomem *reg_base, } #else -static void samsung_clk_sleep_init(void __iomem *reg_base, - const unsigned long *rdump, - unsigned long nr_rdump) {} +void samsung_clk_sleep_init(void __iomem *reg_base, + const unsigned long *rdump, + unsigned long nr_rdump) {} #endif /* @@ -381,7 +381,7 @@ static void samsung_clk_sleep_init(void __iomem *reg_base, */ struct samsung_clk_provider * __init samsung_cmu_register_one( struct device_node *np, - struct samsung_cmu_info *cmu) + const struct samsung_cmu_info *cmu) { void __iomem *reg_base; struct samsung_clk_provider *ctx; diff --git a/drivers/clk/samsung/clk.h b/drivers/clk/samsung/clk.h index aa872d2..da3bdeb 100644 --- a/drivers/clk/samsung/clk.h +++ b/drivers/clk/samsung/clk.h @@ -261,7 +261,7 @@ struct samsung_gate_clock { #define GATE_DA(_id, dname, cname, pname, o, b, f, gf, a) \ __GATE(_id, dname, cname, pname, o, b, f, gf, a) -#define PNAME(x) static const char *x[] __initdata +#define PNAME(x) static const char * const x[] __initconst /** * struct samsung_clk_reg_dump: register dump of clock controller registers. @@ -330,28 +330,28 @@ struct samsung_clock_reg_cache { struct samsung_cmu_info { /* list of pll clocks and respective count */ - struct samsung_pll_clock *pll_clks; + const struct samsung_pll_clock *pll_clks; unsigned int nr_pll_clks; /* list of mux clocks and respective count */ - struct samsung_mux_clock *mux_clks; + const struct samsung_mux_clock *mux_clks; unsigned int nr_mux_clks; /* list of div clocks and respective count */ - struct samsung_div_clock *div_clks; + const struct samsung_div_clock *div_clks; unsigned int nr_div_clks; /* list of gate clocks and respective count */ - struct samsung_gate_clock *gate_clks; + const struct samsung_gate_clock *gate_clks; unsigned int nr_gate_clks; /* list of fixed clocks and respective count */ - struct samsung_fixed_rate_clock *fixed_clks; + const struct samsung_fixed_rate_clock *fixed_clks; unsigned int nr_fixed_clks; /* list of fixed factor clocks and respective count */ - struct samsung_fixed_factor_clock *fixed_factor_clks; + const struct samsung_fixed_factor_clock *fixed_factor_clks; unsigned int nr_fixed_factor_clks; /* total number of clocks with IDs assigned*/ unsigned int nr_clk_ids; /* list and number of clocks registers */ - unsigned long *clk_regs; + const unsigned long *clk_regs; unsigned int nr_clk_regs; }; @@ -395,10 +395,14 @@ extern void __init samsung_clk_register_pll(struct samsung_clk_provider *ctx, extern struct samsung_clk_provider __init *samsung_cmu_register_one( struct device_node *, - struct samsung_cmu_info *); + const struct samsung_cmu_info *); extern unsigned long _get_rate(const char *clk_name); +extern void samsung_clk_sleep_init(void __iomem *reg_base, + const unsigned long *rdump, + unsigned long nr_rdump); + extern void samsung_clk_save(void __iomem *base, struct samsung_clk_reg_dump *rd, unsigned int num_regs); diff --git a/drivers/clk/st/clk-flexgen.c b/drivers/clk/st/clk-flexgen.c index 627267c..546bd79 100644 --- a/drivers/clk/st/clk-flexgen.c +++ b/drivers/clk/st/clk-flexgen.c @@ -267,7 +267,6 @@ static void __init st_of_flexgen_setup(struct device_node *np) const char **parents; int num_parents, i; spinlock_t *rlock = NULL; - unsigned long flex_flags = 0; int ret; pnode = of_get_parent(np); @@ -308,12 +307,15 @@ static void __init st_of_flexgen_setup(struct device_node *np) for (i = 0; i < clk_data->clk_num; i++) { struct clk *clk; const char *clk_name; + unsigned long flex_flags = 0; if (of_property_read_string_index(np, "clock-output-names", i, &clk_name)) { break; } + of_clk_detect_critical(np, i, &flex_flags); + /* * If we read an empty clock name then the output is unused */ diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c index dec4eaa..09afeb8 100644 --- a/drivers/clk/st/clkgen-fsyn.c +++ b/drivers/clk/st/clkgen-fsyn.c @@ -1027,7 +1027,7 @@ static const struct clk_ops st_quadfs_ops = { static struct clk * __init st_clk_register_quadfs_fsynth( const char *name, const char *parent_name, struct clkgen_quadfs_data *quadfs, void __iomem *reg, u32 chan, - spinlock_t *lock) + unsigned long flags, spinlock_t *lock) { struct st_clk_quadfs_fsynth *fs; struct clk *clk; @@ -1045,7 +1045,7 @@ static struct clk * __init st_clk_register_quadfs_fsynth( init.name = name; init.ops = &st_quadfs_ops; - init.flags = CLK_GET_RATE_NOCACHE | CLK_IS_BASIC; + init.flags = flags | CLK_GET_RATE_NOCACHE | CLK_IS_BASIC; init.parent_names = &parent_name; init.num_parents = 1; @@ -1115,6 +1115,7 @@ static void __init st_of_create_quadfs_fsynths( for (fschan = 0; fschan < QUADFS_MAX_CHAN; fschan++) { struct clk *clk; const char *clk_name; + unsigned long flags = 0; if (of_property_read_string_index(np, "clock-output-names", fschan, &clk_name)) { @@ -1127,8 +1128,11 @@ static void __init st_of_create_quadfs_fsynths( if (*clk_name == '\0') continue; + of_clk_detect_critical(np, fschan, &flags); + clk = st_clk_register_quadfs_fsynth(clk_name, pll_name, - quadfs, reg, fschan, lock); + quadfs, reg, fschan, + flags, lock); /* * If there was an error registering this clock output, clean diff --git a/drivers/clk/st/clkgen-pll.c b/drivers/clk/st/clkgen-pll.c index 38f6f3a..0b5990e 100644 --- a/drivers/clk/st/clkgen-pll.c +++ b/drivers/clk/st/clkgen-pll.c @@ -840,7 +840,7 @@ static const struct clk_ops stm_pll4600c28_ops = { static struct clk * __init clkgen_pll_register(const char *parent_name, struct clkgen_pll_data *pll_data, - void __iomem *reg, + void __iomem *reg, unsigned long pll_flags, const char *clk_name, spinlock_t *lock) { struct clkgen_pll *pll; @@ -854,7 +854,7 @@ static struct clk * __init clkgen_pll_register(const char *parent_name, init.name = clk_name; init.ops = pll_data->ops; - init.flags = CLK_IS_BASIC | CLK_GET_RATE_NOCACHE; + init.flags = pll_flags | CLK_IS_BASIC | CLK_GET_RATE_NOCACHE; init.parent_names = &parent_name; init.num_parents = 1; @@ -948,7 +948,7 @@ static void __init clkgena_c65_pll_setup(struct device_node *np) */ clk_data->clks[0] = clkgen_pll_register(parent_name, (struct clkgen_pll_data *) &st_pll1600c65_ax, - reg + CLKGENAx_PLL0_OFFSET, clk_name, NULL); + reg + CLKGENAx_PLL0_OFFSET, 0, clk_name, NULL); if (IS_ERR(clk_data->clks[0])) goto err; @@ -977,7 +977,7 @@ static void __init clkgena_c65_pll_setup(struct device_node *np) */ clk_data->clks[2] = clkgen_pll_register(parent_name, (struct clkgen_pll_data *) &st_pll800c65_ax, - reg + CLKGENAx_PLL1_OFFSET, clk_name, NULL); + reg + CLKGENAx_PLL1_OFFSET, 0, clk_name, NULL); if (IS_ERR(clk_data->clks[2])) goto err; @@ -995,7 +995,7 @@ CLK_OF_DECLARE(clkgena_c65_plls, static struct clk * __init clkgen_odf_register(const char *parent_name, void __iomem *reg, struct clkgen_pll_data *pll_data, - int odf, + unsigned long pll_flags, int odf, spinlock_t *odf_lock, const char *odf_name) { @@ -1004,7 +1004,7 @@ static struct clk * __init clkgen_odf_register(const char *parent_name, struct clk_gate *gate; struct clk_divider *div; - flags = CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT; + flags = pll_flags | CLK_GET_RATE_NOCACHE | CLK_SET_RATE_PARENT; gate = kzalloc(sizeof(*gate), GFP_KERNEL); if (!gate) @@ -1099,6 +1099,7 @@ static void __init clkgen_c32_pll_setup(struct device_node *np) int num_odfs, odf; struct clk_onecell_data *clk_data; struct clkgen_pll_data *data; + unsigned long pll_flags = 0; match = of_match_node(c32_pll_of_match, np); if (!match) { @@ -1116,8 +1117,10 @@ static void __init clkgen_c32_pll_setup(struct device_node *np) if (!pll_base) return; - clk = clkgen_pll_register(parent_name, data, pll_base, np->name, - data->lock); + of_clk_detect_critical(np, 0, &pll_flags); + + clk = clkgen_pll_register(parent_name, data, pll_base, pll_flags, + np->name, data->lock); if (IS_ERR(clk)) return; @@ -1139,12 +1142,15 @@ static void __init clkgen_c32_pll_setup(struct device_node *np) for (odf = 0; odf < num_odfs; odf++) { struct clk *clk; const char *clk_name; + unsigned long odf_flags = 0; if (of_property_read_string_index(np, "clock-output-names", odf, &clk_name)) return; - clk = clkgen_odf_register(pll_name, pll_base, data, + of_clk_detect_critical(np, odf, &odf_flags); + + clk = clkgen_odf_register(pll_name, pll_base, data, odf_flags, odf, &clkgena_c32_odf_lock, clk_name); if (IS_ERR(clk)) goto err; @@ -1206,7 +1212,8 @@ static void __init clkgengpu_c32_pll_setup(struct device_node *np) /* * PLL 1200MHz output */ - clk = clkgen_pll_register(parent_name, data, reg, clk_name, data->lock); + clk = clkgen_pll_register(parent_name, data, reg, + 0, clk_name, data->lock); if (!IS_ERR(clk)) of_clk_add_provider(np, of_clk_src_simple_get, clk); diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig new file mode 100644 index 0000000..2afcbd3 --- /dev/null +++ b/drivers/clk/sunxi-ng/Kconfig @@ -0,0 +1,65 @@ +config SUNXI_CCU + bool "Clock support for Allwinner SoCs" + default ARCH_SUNXI + +if SUNXI_CCU + +# Base clock types + +config SUNXI_CCU_DIV + bool + select SUNXI_CCU_MUX + +config SUNXI_CCU_FRAC + bool + +config SUNXI_CCU_GATE + bool + +config SUNXI_CCU_MUX + bool + +config SUNXI_CCU_PHASE + bool + +# Multi-factor clocks + +config SUNXI_CCU_NK + bool + select SUNXI_CCU_GATE + +config SUNXI_CCU_NKM + bool + select RATIONAL + select SUNXI_CCU_GATE + +config SUNXI_CCU_NKMP + bool + select RATIONAL + select SUNXI_CCU_GATE + +config SUNXI_CCU_NM + bool + select RATIONAL + select SUNXI_CCU_FRAC + select SUNXI_CCU_GATE + +config SUNXI_CCU_MP + bool + select SUNXI_CCU_GATE + select SUNXI_CCU_MUX + +# SoC Drivers + +config SUN8I_H3_CCU + bool "Support for the Allwinner H3 CCU" + select SUNXI_CCU_DIV + select SUNXI_CCU_NK + select SUNXI_CCU_NKM + select SUNXI_CCU_NKMP + select SUNXI_CCU_NM + select SUNXI_CCU_MP + select SUNXI_CCU_PHASE + default MACH_SUN8I + +endif diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile new file mode 100644 index 0000000..633ce64 --- /dev/null +++ b/drivers/clk/sunxi-ng/Makefile @@ -0,0 +1,20 @@ +# Common objects +obj-$(CONFIG_SUNXI_CCU) += ccu_common.o +obj-$(CONFIG_SUNXI_CCU) += ccu_reset.o + +# Base clock types +obj-$(CONFIG_SUNXI_CCU_DIV) += ccu_div.o +obj-$(CONFIG_SUNXI_CCU_FRAC) += ccu_frac.o +obj-$(CONFIG_SUNXI_CCU_GATE) += ccu_gate.o +obj-$(CONFIG_SUNXI_CCU_MUX) += ccu_mux.o +obj-$(CONFIG_SUNXI_CCU_PHASE) += ccu_phase.o + +# Multi-factor clocks +obj-$(CONFIG_SUNXI_CCU_NK) += ccu_nk.o +obj-$(CONFIG_SUNXI_CCU_NKM) += ccu_nkm.o +obj-$(CONFIG_SUNXI_CCU_NKMP) += ccu_nkmp.o +obj-$(CONFIG_SUNXI_CCU_NM) += ccu_nm.o +obj-$(CONFIG_SUNXI_CCU_MP) += ccu_mp.o + +# SoC support +obj-$(CONFIG_SUN8I_H3_CCU) += ccu-sun8i-h3.o diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c new file mode 100644 index 0000000..9af35954 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c @@ -0,0 +1,826 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/clk-provider.h> +#include <linux/of_address.h> + +#include "ccu_common.h" +#include "ccu_reset.h" + +#include "ccu_div.h" +#include "ccu_gate.h" +#include "ccu_mp.h" +#include "ccu_mult.h" +#include "ccu_nk.h" +#include "ccu_nkm.h" +#include "ccu_nkmp.h" +#include "ccu_nm.h" +#include "ccu_phase.h" + +#include "ccu-sun8i-h3.h" + +static SUNXI_CCU_NKMP_WITH_GATE_LOCK(pll_cpux_clk, "pll-cpux", + "osc24M", 0x000, + 8, 5, /* N */ + 4, 2, /* K */ + 0, 2, /* M */ + 16, 2, /* P */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +/* + * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from + * the base (2x, 4x and 8x), and one variable divider (the one true + * pll audio). + * + * We don't have any need for the variable divider for now, so we just + * hardcode it to match with the clock names + */ +#define SUN8I_H3_PLL_AUDIO_REG 0x008 + +static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base", + "osc24M", 0x008, + 8, 7, /* N */ + 0, 5, /* M */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video", + "osc24M", 0x0010, + 8, 7, /* N */ + 0, 4, /* M */ + BIT(24), /* frac enable */ + BIT(25), /* frac select */ + 270000000, /* frac rate 0 */ + 297000000, /* frac rate 1 */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve", + "osc24M", 0x0018, + 8, 7, /* N */ + 0, 4, /* M */ + BIT(24), /* frac enable */ + BIT(25), /* frac select */ + 270000000, /* frac rate 0 */ + 297000000, /* frac rate 1 */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr_clk, "pll-ddr", + "osc24M", 0x020, + 8, 5, /* N */ + 4, 2, /* K */ + 0, 2, /* M */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph0_clk, "pll-periph0", + "osc24M", 0x028, + 8, 5, /* N */ + 4, 2, /* K */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 2, /* post-div */ + 0); + +static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu", + "osc24M", 0x0038, + 8, 7, /* N */ + 0, 4, /* M */ + BIT(24), /* frac enable */ + BIT(25), /* frac select */ + 270000000, /* frac rate 0 */ + 297000000, /* frac rate 1 */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph1_clk, "pll-periph1", + "osc24M", 0x044, + 8, 5, /* N */ + 4, 2, /* K */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 2, /* post-div */ + 0); + +static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de", + "osc24M", 0x0048, + 8, 7, /* N */ + 0, 4, /* M */ + BIT(24), /* frac enable */ + BIT(25), /* frac select */ + 270000000, /* frac rate 0 */ + 297000000, /* frac rate 1 */ + BIT(31), /* gate */ + BIT(28), /* lock */ + 0); + +static const char * const cpux_parents[] = { "osc32k", "osc24M", + "pll-cpux" , "pll-cpux" }; +static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents, + 0x050, 16, 2, CLK_IS_CRITICAL); + +static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0); + +static const char * const ahb1_parents[] = { "osc32k", "osc24M", + "axi" , "pll-periph0" }; +static struct ccu_div ahb1_clk = { + .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO), + + .mux = { + .shift = 12, + .width = 2, + + .variable_prediv = { + .index = 3, + .shift = 6, + .width = 2, + }, + }, + + .common = { + .reg = 0x054, + .features = CCU_FEATURE_VARIABLE_PREDIV, + .hw.init = CLK_HW_INIT_PARENTS("ahb1", + ahb1_parents, + &ccu_div_ops, + 0), + }, +}; + +static struct clk_div_table apb1_div_table[] = { + { .val = 0, .div = 2 }, + { .val = 1, .div = 2 }, + { .val = 2, .div = 4 }, + { .val = 3, .div = 8 }, + { /* Sentinel */ }, +}; +static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1", + 0x054, 8, 2, apb1_div_table, 0); + +static const char * const apb2_parents[] = { "osc32k", "osc24M", + "pll-periph0" , "pll-periph0" }; +static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058, + 0, 5, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + 0); + +static const char * const ahb2_parents[] = { "ahb1" , "pll-periph0" }; +static struct ccu_mux ahb2_clk = { + .mux = { + .shift = 0, + .width = 1, + + .fixed_prediv = { + .index = 1, + .div = 2, + }, + }, + + .common = { + .reg = 0x05c, + .features = CCU_FEATURE_FIXED_PREDIV, + .hw.init = CLK_HW_INIT_PARENTS("ahb2", + ahb2_parents, + &ccu_mux_ops, + 0), + }, +}; + +static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb1", + 0x060, BIT(5), 0); +static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1", + 0x060, BIT(6), 0); +static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1", + 0x060, BIT(8), 0); +static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1", + 0x060, BIT(9), 0); +static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1", + 0x060, BIT(10), 0); +static SUNXI_CCU_GATE(bus_nand_clk, "bus-nand", "ahb1", + 0x060, BIT(13), 0); +static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1", + 0x060, BIT(14), 0); +static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb2", + 0x060, BIT(17), 0); +static SUNXI_CCU_GATE(bus_ts_clk, "bus-ts", "ahb1", + 0x060, BIT(18), 0); +static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1", + 0x060, BIT(19), 0); +static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1", + 0x060, BIT(20), 0); +static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb1", + 0x060, BIT(21), 0); +static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1", + 0x060, BIT(23), 0); +static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb1", + 0x060, BIT(24), 0); +static SUNXI_CCU_GATE(bus_ehci1_clk, "bus-ehci1", "ahb2", + 0x060, BIT(25), 0); +static SUNXI_CCU_GATE(bus_ehci2_clk, "bus-ehci2", "ahb2", + 0x060, BIT(26), 0); +static SUNXI_CCU_GATE(bus_ehci3_clk, "bus-ehci3", "ahb2", + 0x060, BIT(27), 0); +static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb1", + 0x060, BIT(28), 0); +static SUNXI_CCU_GATE(bus_ohci1_clk, "bus-ohci1", "ahb2", + 0x060, BIT(29), 0); +static SUNXI_CCU_GATE(bus_ohci2_clk, "bus-ohci2", "ahb2", + 0x060, BIT(30), 0); +static SUNXI_CCU_GATE(bus_ohci3_clk, "bus-ohci3", "ahb2", + 0x060, BIT(31), 0); + +static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1", + 0x064, BIT(0), 0); +static SUNXI_CCU_GATE(bus_tcon0_clk, "bus-tcon0", "ahb1", + 0x064, BIT(3), 0); +static SUNXI_CCU_GATE(bus_tcon1_clk, "bus-tcon1", "ahb1", + 0x064, BIT(4), 0); +static SUNXI_CCU_GATE(bus_deinterlace_clk, "bus-deinterlace", "ahb1", + 0x064, BIT(5), 0); +static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1", + 0x064, BIT(8), 0); +static SUNXI_CCU_GATE(bus_tve_clk, "bus-tve", "ahb1", + 0x064, BIT(9), 0); +static SUNXI_CCU_GATE(bus_hdmi_clk, "bus-hdmi", "ahb1", + 0x064, BIT(11), 0); +static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb1", + 0x064, BIT(12), 0); +static SUNXI_CCU_GATE(bus_gpu_clk, "bus-gpu", "ahb1", + 0x064, BIT(20), 0); +static SUNXI_CCU_GATE(bus_msgbox_clk, "bus-msgbox", "ahb1", + 0x064, BIT(21), 0); +static SUNXI_CCU_GATE(bus_spinlock_clk, "bus-spinlock", "ahb1", + 0x064, BIT(22), 0); + +static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1", + 0x068, BIT(0), 0); +static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb1", + 0x068, BIT(1), 0); +static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1", + 0x068, BIT(5), 0); +static SUNXI_CCU_GATE(bus_ths_clk, "bus-ths", "apb1", + 0x068, BIT(8), 0); +static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1", + 0x068, BIT(12), 0); +static SUNXI_CCU_GATE(bus_i2s1_clk, "bus-i2s1", "apb1", + 0x068, BIT(13), 0); +static SUNXI_CCU_GATE(bus_i2s2_clk, "bus-i2s2", "apb1", + 0x068, BIT(14), 0); + +static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2", + 0x06c, BIT(0), 0); +static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2", + 0x06c, BIT(1), 0); +static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2", + 0x06c, BIT(2), 0); +static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2", + 0x06c, BIT(16), 0); +static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2", + 0x06c, BIT(17), 0); +static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2", + 0x06c, BIT(18), 0); +static SUNXI_CCU_GATE(bus_uart3_clk, "bus-uart3", "apb2", + 0x06c, BIT(19), 0); +static SUNXI_CCU_GATE(bus_scr_clk, "bus-scr", "apb2", + 0x06c, BIT(20), 0); + +static SUNXI_CCU_GATE(bus_ephy_clk, "bus-ephy", "ahb1", + 0x070, BIT(0), 0); +static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "ahb1", + 0x070, BIT(7), 0); + +static struct clk_div_table ths_div_table[] = { + { .val = 0, .div = 1 }, + { .val = 1, .div = 2 }, + { .val = 2, .div = 4 }, + { .val = 3, .div = 6 }, +}; +static SUNXI_CCU_DIV_TABLE_WITH_GATE(ths_clk, "ths", "osc24M", + 0x074, 0, 2, ths_div_table, BIT(31), 0); + +static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0", + "pll-periph1" }; +static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0", + 0x088, 20, 3, 0); +static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0", + 0x088, 8, 3, 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1", + 0x08c, 20, 3, 0); +static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1", + 0x08c, 8, 3, 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2", + 0x090, 20, 3, 0); +static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2", + 0x090, 8, 3, 0); + +static const char * const ts_parents[] = { "osc24M", "pll-periph0", }; +static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x098, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", mod0_default_parents, 0x09c, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4, + 0, 4, /* M */ + 16, 2, /* P */ + 24, 2, /* mux */ + BIT(31), /* gate */ + 0); + +static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x", + "pll-audio-2x", "pll-audio" }; +static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents, + 0x0b0, 16, 2, BIT(31), 0); + +static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents, + 0x0b4, 16, 2, BIT(31), 0); + +static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", i2s_parents, + 0x0b8, 16, 2, BIT(31), 0); + +static SUNXI_CCU_M_WITH_GATE(spdif_clk, "spdif", "pll-audio", + 0x0c0, 0, 4, BIT(31), 0); + +static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M", + 0x0cc, BIT(8), 0); +static SUNXI_CCU_GATE(usb_phy1_clk, "usb-phy1", "osc24M", + 0x0cc, BIT(9), 0); +static SUNXI_CCU_GATE(usb_phy2_clk, "usb-phy2", "osc24M", + 0x0cc, BIT(10), 0); +static SUNXI_CCU_GATE(usb_phy3_clk, "usb-phy3", "osc24M", + 0x0cc, BIT(11), 0); +static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc24M", + 0x0cc, BIT(16), 0); +static SUNXI_CCU_GATE(usb_ohci1_clk, "usb-ohci1", "osc24M", + 0x0cc, BIT(17), 0); +static SUNXI_CCU_GATE(usb_ohci2_clk, "usb-ohci2", "osc24M", + 0x0cc, BIT(18), 0); +static SUNXI_CCU_GATE(usb_ohci3_clk, "usb-ohci3", "osc24M", + 0x0cc, BIT(19), 0); + +static const char * const dram_parents[] = { "pll-ddr", "pll-periph0-2x" }; +static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents, + 0x0f4, 0, 4, 20, 2, CLK_IS_CRITICAL); + +static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram", + 0x100, BIT(0), 0); +static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "dram", + 0x100, BIT(1), 0); +static SUNXI_CCU_GATE(dram_deinterlace_clk, "dram-deinterlace", "dram", + 0x100, BIT(2), 0); +static SUNXI_CCU_GATE(dram_ts_clk, "dram-ts", "dram", + 0x100, BIT(3), 0); + +static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" }; +static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents, + 0x104, 0, 4, 24, 3, BIT(31), 0); + +static const char * const tcon_parents[] = { "pll-video" }; +static SUNXI_CCU_M_WITH_MUX_GATE(tcon_clk, "tcon", tcon_parents, + 0x118, 0, 4, 24, 3, BIT(31), 0); + +static const char * const tve_parents[] = { "pll-de", "pll-periph1" }; +static SUNXI_CCU_M_WITH_MUX_GATE(tve_clk, "tve", tve_parents, + 0x120, 0, 4, 24, 3, BIT(31), 0); + +static const char * const deinterlace_parents[] = { "pll-periph0", "pll-periph1" }; +static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace", deinterlace_parents, + 0x124, 0, 4, 24, 3, BIT(31), 0); + +static SUNXI_CCU_GATE(csi_misc_clk, "csi-misc", "osc24M", + 0x130, BIT(31), 0); + +static const char * const csi_sclk_parents[] = { "pll-periph0", "pll-periph1" }; +static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents, + 0x134, 16, 4, 24, 3, BIT(31), 0); + +static const char * const csi_mclk_parents[] = { "osc24M", "pll-video", "pll-periph0" }; +static SUNXI_CCU_M_WITH_MUX_GATE(csi_mclk_clk, "csi-mclk", csi_mclk_parents, + 0x134, 0, 5, 8, 3, BIT(15), 0); + +static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve", + 0x13c, 16, 3, BIT(31), 0); + +static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio", + 0x140, BIT(31), 0); +static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", + 0x144, BIT(31), 0); + +static const char * const hdmi_parents[] = { "pll-video" }; +static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents, + 0x150, 0, 4, 24, 2, BIT(31), 0); + +static SUNXI_CCU_GATE(hdmi_ddc_clk, "hdmi-ddc", "osc24M", + 0x154, BIT(31), 0); + +static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x", "pll-ddr" }; +static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, + 0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL); + +static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu", + 0x1a0, 0, 3, BIT(31), 0); + +static struct ccu_common *sun8i_h3_ccu_clks[] = { + &pll_cpux_clk.common, + &pll_audio_base_clk.common, + &pll_video_clk.common, + &pll_ve_clk.common, + &pll_ddr_clk.common, + &pll_periph0_clk.common, + &pll_gpu_clk.common, + &pll_periph1_clk.common, + &pll_de_clk.common, + &cpux_clk.common, + &axi_clk.common, + &ahb1_clk.common, + &apb1_clk.common, + &apb2_clk.common, + &ahb2_clk.common, + &bus_ce_clk.common, + &bus_dma_clk.common, + &bus_mmc0_clk.common, + &bus_mmc1_clk.common, + &bus_mmc2_clk.common, + &bus_nand_clk.common, + &bus_dram_clk.common, + &bus_emac_clk.common, + &bus_ts_clk.common, + &bus_hstimer_clk.common, + &bus_spi0_clk.common, + &bus_spi1_clk.common, + &bus_otg_clk.common, + &bus_ehci0_clk.common, + &bus_ehci1_clk.common, + &bus_ehci2_clk.common, + &bus_ehci3_clk.common, + &bus_ohci0_clk.common, + &bus_ohci1_clk.common, + &bus_ohci2_clk.common, + &bus_ohci3_clk.common, + &bus_ve_clk.common, + &bus_tcon0_clk.common, + &bus_tcon1_clk.common, + &bus_deinterlace_clk.common, + &bus_csi_clk.common, + &bus_tve_clk.common, + &bus_hdmi_clk.common, + &bus_de_clk.common, + &bus_gpu_clk.common, + &bus_msgbox_clk.common, + &bus_spinlock_clk.common, + &bus_codec_clk.common, + &bus_spdif_clk.common, + &bus_pio_clk.common, + &bus_ths_clk.common, + &bus_i2s0_clk.common, + &bus_i2s1_clk.common, + &bus_i2s2_clk.common, + &bus_i2c0_clk.common, + &bus_i2c1_clk.common, + &bus_i2c2_clk.common, + &bus_uart0_clk.common, + &bus_uart1_clk.common, + &bus_uart2_clk.common, + &bus_uart3_clk.common, + &bus_scr_clk.common, + &bus_ephy_clk.common, + &bus_dbg_clk.common, + &ths_clk.common, + &nand_clk.common, + &mmc0_clk.common, + &mmc0_sample_clk.common, + &mmc0_output_clk.common, + &mmc1_clk.common, + &mmc1_sample_clk.common, + &mmc1_output_clk.common, + &mmc2_clk.common, + &mmc2_sample_clk.common, + &mmc2_output_clk.common, + &ts_clk.common, + &ce_clk.common, + &spi0_clk.common, + &spi1_clk.common, + &i2s0_clk.common, + &i2s1_clk.common, + &i2s2_clk.common, + &spdif_clk.common, + &usb_phy0_clk.common, + &usb_phy1_clk.common, + &usb_phy2_clk.common, + &usb_phy3_clk.common, + &usb_ohci0_clk.common, + &usb_ohci1_clk.common, + &usb_ohci2_clk.common, + &usb_ohci3_clk.common, + &dram_clk.common, + &dram_ve_clk.common, + &dram_csi_clk.common, + &dram_deinterlace_clk.common, + &dram_ts_clk.common, + &de_clk.common, + &tcon_clk.common, + &tve_clk.common, + &deinterlace_clk.common, + &csi_misc_clk.common, + &csi_sclk_clk.common, + &csi_mclk_clk.common, + &ve_clk.common, + &ac_dig_clk.common, + &avs_clk.common, + &hdmi_clk.common, + &hdmi_ddc_clk.common, + &mbus_clk.common, + &gpu_clk.common, +}; + +/* We hardcode the divider to 4 for now */ +static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio", + "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT); +static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x", + "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT); +static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x", + "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT); +static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x", + "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT); +static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x", + "pll-periph0", 1, 2, 0); + +static struct clk_hw_onecell_data sun8i_h3_hw_clks = { + .hws = { + [CLK_PLL_CPUX] = &pll_cpux_clk.common.hw, + [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw, + [CLK_PLL_AUDIO] = &pll_audio_clk.hw, + [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw, + [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw, + [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw, + [CLK_PLL_VIDEO] = &pll_video_clk.common.hw, + [CLK_PLL_VE] = &pll_ve_clk.common.hw, + [CLK_PLL_DDR] = &pll_ddr_clk.common.hw, + [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw, + [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw, + [CLK_PLL_GPU] = &pll_gpu_clk.common.hw, + [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw, + [CLK_PLL_DE] = &pll_de_clk.common.hw, + [CLK_CPUX] = &cpux_clk.common.hw, + [CLK_AXI] = &axi_clk.common.hw, + [CLK_AHB1] = &ahb1_clk.common.hw, + [CLK_APB1] = &apb1_clk.common.hw, + [CLK_APB2] = &apb2_clk.common.hw, + [CLK_AHB2] = &ahb2_clk.common.hw, + [CLK_BUS_CE] = &bus_ce_clk.common.hw, + [CLK_BUS_DMA] = &bus_dma_clk.common.hw, + [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw, + [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw, + [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw, + [CLK_BUS_NAND] = &bus_nand_clk.common.hw, + [CLK_BUS_DRAM] = &bus_dram_clk.common.hw, + [CLK_BUS_EMAC] = &bus_emac_clk.common.hw, + [CLK_BUS_TS] = &bus_ts_clk.common.hw, + [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw, + [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw, + [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw, + [CLK_BUS_OTG] = &bus_otg_clk.common.hw, + [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw, + [CLK_BUS_EHCI1] = &bus_ehci1_clk.common.hw, + [CLK_BUS_EHCI2] = &bus_ehci2_clk.common.hw, + [CLK_BUS_EHCI3] = &bus_ehci3_clk.common.hw, + [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw, + [CLK_BUS_OHCI1] = &bus_ohci1_clk.common.hw, + [CLK_BUS_OHCI2] = &bus_ohci2_clk.common.hw, + [CLK_BUS_OHCI3] = &bus_ohci3_clk.common.hw, + [CLK_BUS_VE] = &bus_ve_clk.common.hw, + [CLK_BUS_TCON0] = &bus_tcon0_clk.common.hw, + [CLK_BUS_TCON1] = &bus_tcon1_clk.common.hw, + [CLK_BUS_DEINTERLACE] = &bus_deinterlace_clk.common.hw, + [CLK_BUS_CSI] = &bus_csi_clk.common.hw, + [CLK_BUS_TVE] = &bus_tve_clk.common.hw, + [CLK_BUS_HDMI] = &bus_hdmi_clk.common.hw, + [CLK_BUS_DE] = &bus_de_clk.common.hw, + [CLK_BUS_GPU] = &bus_gpu_clk.common.hw, + [CLK_BUS_MSGBOX] = &bus_msgbox_clk.common.hw, + [CLK_BUS_SPINLOCK] = &bus_spinlock_clk.common.hw, + [CLK_BUS_CODEC] = &bus_codec_clk.common.hw, + [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw, + [CLK_BUS_PIO] = &bus_pio_clk.common.hw, + [CLK_BUS_THS] = &bus_ths_clk.common.hw, + [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw, + [CLK_BUS_I2S1] = &bus_i2s1_clk.common.hw, + [CLK_BUS_I2S2] = &bus_i2s2_clk.common.hw, + [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw, + [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw, + [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw, + [CLK_BUS_UART0] = &bus_uart0_clk.common.hw, + [CLK_BUS_UART1] = &bus_uart1_clk.common.hw, + [CLK_BUS_UART2] = &bus_uart2_clk.common.hw, + [CLK_BUS_UART3] = &bus_uart3_clk.common.hw, + [CLK_BUS_SCR] = &bus_scr_clk.common.hw, + [CLK_BUS_EPHY] = &bus_ephy_clk.common.hw, + [CLK_BUS_DBG] = &bus_dbg_clk.common.hw, + [CLK_THS] = &ths_clk.common.hw, + [CLK_NAND] = &nand_clk.common.hw, + [CLK_MMC0] = &mmc0_clk.common.hw, + [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw, + [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw, + [CLK_MMC1] = &mmc1_clk.common.hw, + [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw, + [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw, + [CLK_MMC2] = &mmc2_clk.common.hw, + [CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw, + [CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw, + [CLK_TS] = &ts_clk.common.hw, + [CLK_CE] = &ce_clk.common.hw, + [CLK_SPI0] = &spi0_clk.common.hw, + [CLK_SPI1] = &spi1_clk.common.hw, + [CLK_I2S0] = &i2s0_clk.common.hw, + [CLK_I2S1] = &i2s1_clk.common.hw, + [CLK_I2S2] = &i2s2_clk.common.hw, + [CLK_SPDIF] = &spdif_clk.common.hw, + [CLK_USB_PHY0] = &usb_phy0_clk.common.hw, + [CLK_USB_PHY1] = &usb_phy1_clk.common.hw, + [CLK_USB_PHY2] = &usb_phy2_clk.common.hw, + [CLK_USB_PHY3] = &usb_phy3_clk.common.hw, + [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw, + [CLK_USB_OHCI1] = &usb_ohci1_clk.common.hw, + [CLK_USB_OHCI2] = &usb_ohci2_clk.common.hw, + [CLK_USB_OHCI3] = &usb_ohci3_clk.common.hw, + [CLK_DRAM] = &dram_clk.common.hw, + [CLK_DRAM_VE] = &dram_ve_clk.common.hw, + [CLK_DRAM_CSI] = &dram_csi_clk.common.hw, + [CLK_DRAM_DEINTERLACE] = &dram_deinterlace_clk.common.hw, + [CLK_DRAM_TS] = &dram_ts_clk.common.hw, + [CLK_DE] = &de_clk.common.hw, + [CLK_TCON0] = &tcon_clk.common.hw, + [CLK_TVE] = &tve_clk.common.hw, + [CLK_DEINTERLACE] = &deinterlace_clk.common.hw, + [CLK_CSI_MISC] = &csi_misc_clk.common.hw, + [CLK_CSI_SCLK] = &csi_sclk_clk.common.hw, + [CLK_CSI_MCLK] = &csi_mclk_clk.common.hw, + [CLK_VE] = &ve_clk.common.hw, + [CLK_AC_DIG] = &ac_dig_clk.common.hw, + [CLK_AVS] = &avs_clk.common.hw, + [CLK_HDMI] = &hdmi_clk.common.hw, + [CLK_HDMI_DDC] = &hdmi_ddc_clk.common.hw, + [CLK_MBUS] = &mbus_clk.common.hw, + [CLK_GPU] = &gpu_clk.common.hw, + }, + .num = CLK_NUMBER, +}; + +static struct ccu_reset_map sun8i_h3_ccu_resets[] = { + [RST_USB_PHY0] = { 0x0cc, BIT(0) }, + [RST_USB_PHY1] = { 0x0cc, BIT(1) }, + [RST_USB_PHY2] = { 0x0cc, BIT(2) }, + [RST_USB_PHY3] = { 0x0cc, BIT(3) }, + + [RST_MBUS] = { 0x0fc, BIT(31) }, + + [RST_BUS_CE] = { 0x2c0, BIT(5) }, + [RST_BUS_DMA] = { 0x2c0, BIT(6) }, + [RST_BUS_MMC0] = { 0x2c0, BIT(8) }, + [RST_BUS_MMC1] = { 0x2c0, BIT(9) }, + [RST_BUS_MMC2] = { 0x2c0, BIT(10) }, + [RST_BUS_NAND] = { 0x2c0, BIT(13) }, + [RST_BUS_DRAM] = { 0x2c0, BIT(14) }, + [RST_BUS_EMAC] = { 0x2c0, BIT(17) }, + [RST_BUS_TS] = { 0x2c0, BIT(18) }, + [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) }, + [RST_BUS_SPI0] = { 0x2c0, BIT(20) }, + [RST_BUS_SPI1] = { 0x2c0, BIT(21) }, + [RST_BUS_OTG] = { 0x2c0, BIT(23) }, + [RST_BUS_EHCI0] = { 0x2c0, BIT(24) }, + [RST_BUS_EHCI1] = { 0x2c0, BIT(25) }, + [RST_BUS_EHCI2] = { 0x2c0, BIT(26) }, + [RST_BUS_EHCI3] = { 0x2c0, BIT(27) }, + [RST_BUS_OHCI0] = { 0x2c0, BIT(28) }, + [RST_BUS_OHCI1] = { 0x2c0, BIT(29) }, + [RST_BUS_OHCI2] = { 0x2c0, BIT(30) }, + [RST_BUS_OHCI3] = { 0x2c0, BIT(31) }, + + [RST_BUS_VE] = { 0x2c4, BIT(0) }, + [RST_BUS_TCON0] = { 0x2c4, BIT(3) }, + [RST_BUS_TCON1] = { 0x2c4, BIT(4) }, + [RST_BUS_DEINTERLACE] = { 0x2c4, BIT(5) }, + [RST_BUS_CSI] = { 0x2c4, BIT(8) }, + [RST_BUS_TVE] = { 0x2c4, BIT(9) }, + [RST_BUS_HDMI0] = { 0x2c4, BIT(10) }, + [RST_BUS_HDMI1] = { 0x2c4, BIT(11) }, + [RST_BUS_DE] = { 0x2c4, BIT(12) }, + [RST_BUS_GPU] = { 0x2c4, BIT(20) }, + [RST_BUS_MSGBOX] = { 0x2c4, BIT(21) }, + [RST_BUS_SPINLOCK] = { 0x2c4, BIT(22) }, + [RST_BUS_DBG] = { 0x2c4, BIT(31) }, + + [RST_BUS_EPHY] = { 0x2c8, BIT(2) }, + + [RST_BUS_CODEC] = { 0x2d0, BIT(0) }, + [RST_BUS_SPDIF] = { 0x2d0, BIT(1) }, + [RST_BUS_THS] = { 0x2d0, BIT(8) }, + [RST_BUS_I2S0] = { 0x2d0, BIT(12) }, + [RST_BUS_I2S1] = { 0x2d0, BIT(13) }, + [RST_BUS_I2S2] = { 0x2d0, BIT(14) }, + + [RST_BUS_I2C0] = { 0x2d4, BIT(0) }, + [RST_BUS_I2C1] = { 0x2d4, BIT(1) }, + [RST_BUS_I2C2] = { 0x2d4, BIT(2) }, + [RST_BUS_UART0] = { 0x2d4, BIT(16) }, + [RST_BUS_UART1] = { 0x2d4, BIT(17) }, + [RST_BUS_UART2] = { 0x2d4, BIT(18) }, + [RST_BUS_UART3] = { 0x2d4, BIT(19) }, + [RST_BUS_SCR] = { 0x2d4, BIT(20) }, +}; + +static const struct sunxi_ccu_desc sun8i_h3_ccu_desc = { + .ccu_clks = sun8i_h3_ccu_clks, + .num_ccu_clks = ARRAY_SIZE(sun8i_h3_ccu_clks), + + .hw_clks = &sun8i_h3_hw_clks, + + .resets = sun8i_h3_ccu_resets, + .num_resets = ARRAY_SIZE(sun8i_h3_ccu_resets), +}; + +static void __init sun8i_h3_ccu_setup(struct device_node *node) +{ + void __iomem *reg; + u32 val; + + reg = of_io_request_and_map(node, 0, of_node_full_name(node)); + if (IS_ERR(reg)) { + pr_err("%s: Could not map the clock registers\n", + of_node_full_name(node)); + return; + } + + /* Force the PLL-Audio-1x divider to 4 */ + val = readl(reg + SUN8I_H3_PLL_AUDIO_REG); + val &= ~GENMASK(19, 16); + writel(val | (3 << 16), reg + SUN8I_H3_PLL_AUDIO_REG); + + sunxi_ccu_probe(node, reg, &sun8i_h3_ccu_desc); +} +CLK_OF_DECLARE(sun8i_h3_ccu, "allwinner,sun8i-h3-ccu", + sun8i_h3_ccu_setup); diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.h b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h new file mode 100644 index 0000000..78be712 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h @@ -0,0 +1,62 @@ +/* + * Copyright 2016 Maxime Ripard + * + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_SUN8I_H3_H_ +#define _CCU_SUN8I_H3_H_ + +#include <dt-bindings/clock/sun8i-h3-ccu.h> +#include <dt-bindings/reset/sun8i-h3-ccu.h> + +#define CLK_PLL_CPUX 0 +#define CLK_PLL_AUDIO_BASE 1 +#define CLK_PLL_AUDIO 2 +#define CLK_PLL_AUDIO_2X 3 +#define CLK_PLL_AUDIO_4X 4 +#define CLK_PLL_AUDIO_8X 5 +#define CLK_PLL_VIDEO 6 +#define CLK_PLL_VE 7 +#define CLK_PLL_DDR 8 +#define CLK_PLL_PERIPH0 9 +#define CLK_PLL_PERIPH0_2X 10 +#define CLK_PLL_GPU 11 +#define CLK_PLL_PERIPH1 12 +#define CLK_PLL_DE 13 + +/* The CPUX clock is exported */ + +#define CLK_AXI 15 +#define CLK_AHB1 16 +#define CLK_APB1 17 +#define CLK_APB2 18 +#define CLK_AHB2 19 + +/* All the bus gates are exported */ + +/* The first bunch of module clocks are exported */ + +#define CLK_DRAM 96 + +/* All the DRAM gates are exported */ + +/* Some more module clocks are exported */ + +#define CLK_MBUS 113 + +/* And the GPU module clock is exported */ + +#define CLK_NUMBER (CLK_GPU + 1) + +#endif /* _CCU_SUN8I_H3_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_common.c b/drivers/clk/sunxi-ng/ccu_common.c new file mode 100644 index 0000000..fc17b52 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_common.c @@ -0,0 +1,90 @@ +/* + * Copyright 2016 Maxime Ripard + * + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/clk-provider.h> +#include <linux/iopoll.h> +#include <linux/slab.h> + +#include "ccu_common.h" +#include "ccu_reset.h" + +static DEFINE_SPINLOCK(ccu_lock); + +void ccu_helper_wait_for_lock(struct ccu_common *common, u32 lock) +{ + u32 reg; + + if (!lock) + return; + + WARN_ON(readl_relaxed_poll_timeout(common->base + common->reg, reg, + !(reg & lock), 100, 70000)); +} + +int sunxi_ccu_probe(struct device_node *node, void __iomem *reg, + const struct sunxi_ccu_desc *desc) +{ + struct ccu_reset *reset; + int i, ret; + + for (i = 0; i < desc->num_ccu_clks; i++) { + struct ccu_common *cclk = desc->ccu_clks[i]; + + if (!cclk) + continue; + + cclk->base = reg; + cclk->lock = &ccu_lock; + } + + for (i = 0; i < desc->hw_clks->num ; i++) { + struct clk_hw *hw = desc->hw_clks->hws[i]; + + if (!hw) + continue; + + ret = clk_hw_register(NULL, hw); + if (ret) { + pr_err("Couldn't register clock %s\n", + clk_hw_get_name(hw)); + goto err_clk_unreg; + } + } + + ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, + desc->hw_clks); + if (ret) + goto err_clk_unreg; + + reset = kzalloc(sizeof(*reset), GFP_KERNEL); + reset->rcdev.of_node = node; + reset->rcdev.ops = &ccu_reset_ops; + reset->rcdev.owner = THIS_MODULE; + reset->rcdev.nr_resets = desc->num_resets; + reset->base = reg; + reset->lock = &ccu_lock; + reset->reset_map = desc->resets; + + ret = reset_controller_register(&reset->rcdev); + if (ret) + goto err_of_clk_unreg; + + return 0; + +err_of_clk_unreg: +err_clk_unreg: + return ret; +} diff --git a/drivers/clk/sunxi-ng/ccu_common.h b/drivers/clk/sunxi-ng/ccu_common.h new file mode 100644 index 0000000..b3d9abf --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_common.h @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _COMMON_H_ +#define _COMMON_H_ + +#include <linux/compiler.h> +#include <linux/clk-provider.h> + +#define CCU_FEATURE_FRACTIONAL BIT(0) +#define CCU_FEATURE_VARIABLE_PREDIV BIT(1) +#define CCU_FEATURE_FIXED_PREDIV BIT(2) +#define CCU_FEATURE_FIXED_POSTDIV BIT(3) + +struct device_node; + +#define CLK_HW_INIT(_name, _parent, _ops, _flags) \ + &(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_names = (const char *[]) { _parent }, \ + .num_parents = 1, \ + .ops = _ops, \ + } + +#define CLK_HW_INIT_PARENTS(_name, _parents, _ops, _flags) \ + &(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_names = _parents, \ + .num_parents = ARRAY_SIZE(_parents), \ + .ops = _ops, \ + } + +#define CLK_FIXED_FACTOR(_struct, _name, _parent, \ + _div, _mult, _flags) \ + struct clk_fixed_factor _struct = { \ + .div = _div, \ + .mult = _mult, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &clk_fixed_factor_ops, \ + _flags), \ + } + +struct ccu_common { + void __iomem *base; + u16 reg; + + unsigned long features; + spinlock_t *lock; + struct clk_hw hw; +}; + +static inline struct ccu_common *hw_to_ccu_common(struct clk_hw *hw) +{ + return container_of(hw, struct ccu_common, hw); +} + +struct sunxi_ccu_desc { + struct ccu_common **ccu_clks; + unsigned long num_ccu_clks; + + struct clk_hw_onecell_data *hw_clks; + + struct ccu_reset_map *resets; + unsigned long num_resets; +}; + +void ccu_helper_wait_for_lock(struct ccu_common *common, u32 lock); + +int sunxi_ccu_probe(struct device_node *node, void __iomem *reg, + const struct sunxi_ccu_desc *desc); + +#endif /* _COMMON_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c new file mode 100644 index 0000000..8659b4c --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_div.c @@ -0,0 +1,136 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> + +#include "ccu_gate.h" +#include "ccu_div.h" + +static unsigned long ccu_div_round_rate(struct ccu_mux_internal *mux, + unsigned long parent_rate, + unsigned long rate, + void *data) +{ + struct ccu_div *cd = data; + unsigned long val; + + /* + * We can't use divider_round_rate that assumes that there's + * several parents, while we might be called to evaluate + * several different parents. + */ + val = divider_get_val(rate, parent_rate, cd->div.table, cd->div.width, + cd->div.flags); + + return divider_recalc_rate(&cd->common.hw, parent_rate, val, + cd->div.table, cd->div.flags); +} + +static void ccu_div_disable(struct clk_hw *hw) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_gate_helper_disable(&cd->common, cd->enable); +} + +static int ccu_div_enable(struct clk_hw *hw) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_gate_helper_enable(&cd->common, cd->enable); +} + +static int ccu_div_is_enabled(struct clk_hw *hw) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_gate_helper_is_enabled(&cd->common, cd->enable); +} + +static unsigned long ccu_div_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + unsigned long val; + u32 reg; + + reg = readl(cd->common.base + cd->common.reg); + val = reg >> cd->div.shift; + val &= (1 << cd->div.width) - 1; + + ccu_mux_helper_adjust_parent_for_prediv(&cd->common, &cd->mux, -1, + &parent_rate); + + return divider_recalc_rate(hw, parent_rate, val, cd->div.table, + cd->div.flags); +} + +static int ccu_div_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_mux_helper_determine_rate(&cd->common, &cd->mux, + req, ccu_div_round_rate, cd); +} + +static int ccu_div_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + unsigned long flags; + unsigned long val; + u32 reg; + + ccu_mux_helper_adjust_parent_for_prediv(&cd->common, &cd->mux, -1, + &parent_rate); + + val = divider_get_val(rate, parent_rate, cd->div.table, cd->div.width, + cd->div.flags); + + spin_lock_irqsave(cd->common.lock, flags); + + reg = readl(cd->common.base + cd->common.reg); + reg &= ~GENMASK(cd->div.width + cd->div.shift - 1, cd->div.shift); + + writel(reg | (val << cd->div.shift), + cd->common.base + cd->common.reg); + + spin_unlock_irqrestore(cd->common.lock, flags); + + return 0; +} + +static u8 ccu_div_get_parent(struct clk_hw *hw) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_mux_helper_get_parent(&cd->common, &cd->mux); +} + +static int ccu_div_set_parent(struct clk_hw *hw, u8 index) +{ + struct ccu_div *cd = hw_to_ccu_div(hw); + + return ccu_mux_helper_set_parent(&cd->common, &cd->mux, index); +} + +const struct clk_ops ccu_div_ops = { + .disable = ccu_div_disable, + .enable = ccu_div_enable, + .is_enabled = ccu_div_is_enabled, + + .get_parent = ccu_div_get_parent, + .set_parent = ccu_div_set_parent, + + .determine_rate = ccu_div_determine_rate, + .recalc_rate = ccu_div_recalc_rate, + .set_rate = ccu_div_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_div.h b/drivers/clk/sunxi-ng/ccu_div.h new file mode 100644 index 0000000..653ade5 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_div.h @@ -0,0 +1,133 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_DIV_H_ +#define _CCU_DIV_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_mux.h" + +struct _ccu_div { + u8 shift; + u8 width; + + u32 flags; + + struct clk_div_table *table; +}; + +#define _SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, _table, _flags) \ + { \ + .shift = _shift, \ + .width = _width, \ + .flags = _flags, \ + .table = _table, \ + } + +#define _SUNXI_CCU_DIV_FLAGS(_shift, _width, _flags) \ + _SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, NULL, _flags) + +#define _SUNXI_CCU_DIV_TABLE(_shift, _width, _table) \ + _SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, _table, 0) + +#define _SUNXI_CCU_DIV(_shift, _width) \ + _SUNXI_CCU_DIV_TABLE_FLAGS(_shift, _width, NULL, 0) + +struct ccu_div { + u32 enable; + + struct _ccu_div div; + struct ccu_mux_internal mux; + struct ccu_common common; +}; + +#define SUNXI_CCU_DIV_TABLE_WITH_GATE(_struct, _name, _parent, _reg, \ + _shift, _width, \ + _table, _gate, _flags) \ + struct ccu_div _struct = { \ + .div = _SUNXI_CCU_DIV_TABLE(_shift, _width, \ + _table), \ + .enable = _gate, \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_div_ops, \ + _flags), \ + } \ + } + + +#define SUNXI_CCU_DIV_TABLE(_struct, _name, _parent, _reg, \ + _shift, _width, \ + _table, _flags) \ + SUNXI_CCU_DIV_TABLE_WITH_GATE(_struct, _name, _parent, _reg, \ + _shift, _width, _table, 0, \ + _flags) + +#define SUNXI_CCU_M_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, _muxshift, _muxwidth, \ + _gate, _flags) \ + struct ccu_div _struct = { \ + .enable = _gate, \ + .div = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .mux = SUNXI_CLK_MUX(_muxshift, _muxwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT_PARENTS(_name, \ + _parents, \ + &ccu_div_ops, \ + _flags), \ + }, \ + } + +#define SUNXI_CCU_M_WITH_MUX(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, _muxshift, _muxwidth, \ + _flags) \ + SUNXI_CCU_M_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, _muxshift, _muxwidth, \ + 0, _flags) + + +#define SUNXI_CCU_M_WITH_GATE(_struct, _name, _parent, _reg, \ + _mshift, _mwidth, _gate, \ + _flags) \ + struct ccu_div _struct = { \ + .enable = _gate, \ + .div = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_div_ops, \ + _flags), \ + }, \ + } + +#define SUNXI_CCU_M(_struct, _name, _parent, _reg, _mshift, _mwidth, \ + _flags) \ + SUNXI_CCU_M_WITH_GATE(_struct, _name, _parent, _reg, \ + _mshift, _mwidth, 0, _flags) + +static inline struct ccu_div *hw_to_ccu_div(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_div, common); +} + +extern const struct clk_ops ccu_div_ops; + +#endif /* _CCU_DIV_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_frac.c b/drivers/clk/sunxi-ng/ccu_frac.c new file mode 100644 index 0000000..5c4b10c --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_frac.c @@ -0,0 +1,110 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/spinlock.h> + +#include "ccu_frac.h" + +bool ccu_frac_helper_is_enabled(struct ccu_common *common, + struct _ccu_frac *cf) +{ + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return false; + + return !(readl(common->base + common->reg) & cf->enable); +} + +void ccu_frac_helper_enable(struct ccu_common *common, + struct _ccu_frac *cf) +{ + unsigned long flags; + u32 reg; + + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return; + + spin_lock_irqsave(common->lock, flags); + reg = readl(common->base + common->reg); + writel(reg & ~cf->enable, common->base + common->reg); + spin_unlock_irqrestore(common->lock, flags); +} + +void ccu_frac_helper_disable(struct ccu_common *common, + struct _ccu_frac *cf) +{ + unsigned long flags; + u32 reg; + + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return; + + spin_lock_irqsave(common->lock, flags); + reg = readl(common->base + common->reg); + writel(reg | cf->enable, common->base + common->reg); + spin_unlock_irqrestore(common->lock, flags); +} + +bool ccu_frac_helper_has_rate(struct ccu_common *common, + struct _ccu_frac *cf, + unsigned long rate) +{ + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return false; + + return (cf->rates[0] == rate) || (cf->rates[1] == rate); +} + +unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, + struct _ccu_frac *cf) +{ + u32 reg; + + printk("%s: Read fractional\n", clk_hw_get_name(&common->hw)); + + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return 0; + + printk("%s: clock is fractional (rates %lu and %lu)\n", + clk_hw_get_name(&common->hw), cf->rates[0], cf->rates[1]); + + reg = readl(common->base + common->reg); + + printk("%s: clock reg is 0x%x (select is 0x%x)\n", + clk_hw_get_name(&common->hw), reg, cf->select); + + return (reg & cf->select) ? cf->rates[1] : cf->rates[0]; +} + +int ccu_frac_helper_set_rate(struct ccu_common *common, + struct _ccu_frac *cf, + unsigned long rate) +{ + unsigned long flags; + u32 reg, sel; + + if (!(common->features & CCU_FEATURE_FRACTIONAL)) + return -EINVAL; + + if (cf->rates[0] == rate) + sel = 0; + else if (cf->rates[1] == rate) + sel = cf->select; + else + return -EINVAL; + + spin_lock_irqsave(common->lock, flags); + reg = readl(common->base + common->reg); + reg &= ~cf->select; + writel(reg | sel, common->base + common->reg); + spin_unlock_irqrestore(common->lock, flags); + + return 0; +} diff --git a/drivers/clk/sunxi-ng/ccu_frac.h b/drivers/clk/sunxi-ng/ccu_frac.h new file mode 100644 index 0000000..e4c670b --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_frac.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_FRAC_H_ +#define _CCU_FRAC_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" + +struct _ccu_frac { + u32 enable; + u32 select; + + unsigned long rates[2]; +}; + +#define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2) \ + { \ + .enable = _enable, \ + .select = _select, \ + .rates = { _rate1, _rate2 }, \ + } + +bool ccu_frac_helper_is_enabled(struct ccu_common *common, + struct _ccu_frac *cf); +void ccu_frac_helper_enable(struct ccu_common *common, + struct _ccu_frac *cf); +void ccu_frac_helper_disable(struct ccu_common *common, + struct _ccu_frac *cf); + +bool ccu_frac_helper_has_rate(struct ccu_common *common, + struct _ccu_frac *cf, + unsigned long rate); + +unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, + struct _ccu_frac *cf); + +int ccu_frac_helper_set_rate(struct ccu_common *common, + struct _ccu_frac *cf, + unsigned long rate); + +#endif /* _CCU_FRAC_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_gate.c b/drivers/clk/sunxi-ng/ccu_gate.c new file mode 100644 index 0000000..8a81f9d --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_gate.c @@ -0,0 +1,82 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> + +#include "ccu_gate.h" + +void ccu_gate_helper_disable(struct ccu_common *common, u32 gate) +{ + unsigned long flags; + u32 reg; + + if (!gate) + return; + + spin_lock_irqsave(common->lock, flags); + + reg = readl(common->base + common->reg); + writel(reg & ~gate, common->base + common->reg); + + spin_unlock_irqrestore(common->lock, flags); +} + +static void ccu_gate_disable(struct clk_hw *hw) +{ + struct ccu_gate *cg = hw_to_ccu_gate(hw); + + return ccu_gate_helper_disable(&cg->common, cg->enable); +} + +int ccu_gate_helper_enable(struct ccu_common *common, u32 gate) +{ + unsigned long flags; + u32 reg; + + if (!gate) + return 0; + + spin_lock_irqsave(common->lock, flags); + + reg = readl(common->base + common->reg); + writel(reg | gate, common->base + common->reg); + + spin_unlock_irqrestore(common->lock, flags); + + return 0; +} + +static int ccu_gate_enable(struct clk_hw *hw) +{ + struct ccu_gate *cg = hw_to_ccu_gate(hw); + + return ccu_gate_helper_enable(&cg->common, cg->enable); +} + +int ccu_gate_helper_is_enabled(struct ccu_common *common, u32 gate) +{ + if (!gate) + return 1; + + return readl(common->base + common->reg) & gate; +} + +static int ccu_gate_is_enabled(struct clk_hw *hw) +{ + struct ccu_gate *cg = hw_to_ccu_gate(hw); + + return ccu_gate_helper_is_enabled(&cg->common, cg->enable); +} + +const struct clk_ops ccu_gate_ops = { + .disable = ccu_gate_disable, + .enable = ccu_gate_enable, + .is_enabled = ccu_gate_is_enabled, +}; diff --git a/drivers/clk/sunxi-ng/ccu_gate.h b/drivers/clk/sunxi-ng/ccu_gate.h new file mode 100644 index 0000000..4466169 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_gate.h @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_GATE_H_ +#define _CCU_GATE_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" + +struct ccu_gate { + u32 enable; + + struct ccu_common common; +}; + +#define SUNXI_CCU_GATE(_struct, _name, _parent, _reg, _gate, _flags) \ + struct ccu_gate _struct = { \ + .enable = _gate, \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_gate_ops, \ + _flags), \ + } \ + } + +static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_gate, common); +} + +void ccu_gate_helper_disable(struct ccu_common *common, u32 gate); +int ccu_gate_helper_enable(struct ccu_common *common, u32 gate); +int ccu_gate_helper_is_enabled(struct ccu_common *common, u32 gate); + +extern const struct clk_ops ccu_gate_ops; + +#endif /* _CCU_GATE_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_mp.c b/drivers/clk/sunxi-ng/ccu_mp.c new file mode 100644 index 0000000..cbf33ef --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_mp.c @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> + +#include "ccu_gate.h" +#include "ccu_mp.h" + +static void ccu_mp_find_best(unsigned long parent, unsigned long rate, + unsigned int max_m, unsigned int max_p, + unsigned int *m, unsigned int *p) +{ + unsigned long best_rate = 0; + unsigned int best_m = 0, best_p = 0; + unsigned int _m, _p; + + for (_p = 0; _p <= max_p; _p++) { + for (_m = 1; _m <= max_m; _m++) { + unsigned long tmp_rate = (parent >> _p) / _m; + + if (tmp_rate > rate) + continue; + + if ((rate - tmp_rate) < (rate - best_rate)) { + best_rate = tmp_rate; + best_m = _m; + best_p = _p; + } + } + } + + *m = best_m; + *p = best_p; +} + +static unsigned long ccu_mp_round_rate(struct ccu_mux_internal *mux, + unsigned long parent_rate, + unsigned long rate, + void *data) +{ + struct ccu_mp *cmp = data; + unsigned int m, p; + + ccu_mp_find_best(parent_rate, rate, + 1 << cmp->m.width, (1 << cmp->p.width) - 1, + &m, &p); + + return (parent_rate >> p) / m; +} + +static void ccu_mp_disable(struct clk_hw *hw) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_gate_helper_disable(&cmp->common, cmp->enable); +} + +static int ccu_mp_enable(struct clk_hw *hw) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_gate_helper_enable(&cmp->common, cmp->enable); +} + +static int ccu_mp_is_enabled(struct clk_hw *hw) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_gate_helper_is_enabled(&cmp->common, cmp->enable); +} + +static unsigned long ccu_mp_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + unsigned int m, p; + u32 reg; + + reg = readl(cmp->common.base + cmp->common.reg); + + m = reg >> cmp->m.shift; + m &= (1 << cmp->m.width) - 1; + + p = reg >> cmp->p.shift; + p &= (1 << cmp->p.width) - 1; + + return (parent_rate >> p) / (m + 1); +} + +static int ccu_mp_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_mux_helper_determine_rate(&cmp->common, &cmp->mux, + req, ccu_mp_round_rate, cmp); +} + +static int ccu_mp_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + unsigned long flags; + unsigned int m, p; + u32 reg; + + ccu_mp_find_best(parent_rate, rate, + 1 << cmp->m.width, (1 << cmp->p.width) - 1, + &m, &p); + + + spin_lock_irqsave(cmp->common.lock, flags); + + reg = readl(cmp->common.base + cmp->common.reg); + reg &= ~GENMASK(cmp->m.width + cmp->m.shift - 1, cmp->m.shift); + reg &= ~GENMASK(cmp->p.width + cmp->p.shift - 1, cmp->p.shift); + + writel(reg | (p << cmp->p.shift) | ((m - 1) << cmp->m.shift), + cmp->common.base + cmp->common.reg); + + spin_unlock_irqrestore(cmp->common.lock, flags); + + return 0; +} + +static u8 ccu_mp_get_parent(struct clk_hw *hw) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_mux_helper_get_parent(&cmp->common, &cmp->mux); +} + +static int ccu_mp_set_parent(struct clk_hw *hw, u8 index) +{ + struct ccu_mp *cmp = hw_to_ccu_mp(hw); + + return ccu_mux_helper_set_parent(&cmp->common, &cmp->mux, index); +} + +const struct clk_ops ccu_mp_ops = { + .disable = ccu_mp_disable, + .enable = ccu_mp_enable, + .is_enabled = ccu_mp_is_enabled, + + .get_parent = ccu_mp_get_parent, + .set_parent = ccu_mp_set_parent, + + .determine_rate = ccu_mp_determine_rate, + .recalc_rate = ccu_mp_recalc_rate, + .set_rate = ccu_mp_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_mp.h b/drivers/clk/sunxi-ng/ccu_mp.h new file mode 100644 index 0000000..3cf12bf --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_mp.h @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_MP_H_ +#define _CCU_MP_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_mult.h" +#include "ccu_mux.h" + +/* + * struct ccu_mp - Definition of an M-P clock + * + * Clocks based on the formula parent >> P / M + */ +struct ccu_mp { + u32 enable; + + struct _ccu_div m; + struct _ccu_div p; + struct ccu_mux_internal mux; + struct ccu_common common; +}; + +#define SUNXI_CCU_MP_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _gate, _flags) \ + struct ccu_mp _struct = { \ + .enable = _gate, \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ + .mux = SUNXI_CLK_MUX(_muxshift, _muxwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT_PARENTS(_name, \ + _parents, \ + &ccu_mp_ops, \ + _flags), \ + } \ + } + +#define SUNXI_CCU_MP_WITH_MUX(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + _flags) \ + SUNXI_CCU_MP_WITH_MUX_GATE(_struct, _name, _parents, _reg, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _muxshift, _muxwidth, \ + 0, _flags) + +static inline struct ccu_mp *hw_to_ccu_mp(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_mp, common); +} + +extern const struct clk_ops ccu_mp_ops; + +#endif /* _CCU_MP_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_mult.h b/drivers/clk/sunxi-ng/ccu_mult.h new file mode 100644 index 0000000..609db66 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_mult.h @@ -0,0 +1,15 @@ +#ifndef _CCU_MULT_H_ +#define _CCU_MULT_H_ + +struct _ccu_mult { + u8 shift; + u8 width; +}; + +#define _SUNXI_CCU_MULT(_shift, _width) \ + { \ + .shift = _shift, \ + .width = _width, \ + } + +#endif /* _CCU_MULT_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_mux.c b/drivers/clk/sunxi-ng/ccu_mux.c new file mode 100644 index 0000000..58fc36e --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_mux.c @@ -0,0 +1,187 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> + +#include "ccu_gate.h" +#include "ccu_mux.h" + +void ccu_mux_helper_adjust_parent_for_prediv(struct ccu_common *common, + struct ccu_mux_internal *cm, + int parent_index, + unsigned long *parent_rate) +{ + u8 prediv = 1; + u32 reg; + + if (!((common->features & CCU_FEATURE_FIXED_PREDIV) || + (common->features & CCU_FEATURE_VARIABLE_PREDIV))) + return; + + reg = readl(common->base + common->reg); + if (parent_index < 0) { + parent_index = reg >> cm->shift; + parent_index &= (1 << cm->width) - 1; + } + + if (common->features & CCU_FEATURE_FIXED_PREDIV) + if (parent_index == cm->fixed_prediv.index) + prediv = cm->fixed_prediv.div; + + if (common->features & CCU_FEATURE_VARIABLE_PREDIV) + if (parent_index == cm->variable_prediv.index) { + u8 div; + + div = reg >> cm->variable_prediv.shift; + div &= (1 << cm->variable_prediv.width) - 1; + prediv = div + 1; + } + + *parent_rate = *parent_rate / prediv; +} + +int ccu_mux_helper_determine_rate(struct ccu_common *common, + struct ccu_mux_internal *cm, + struct clk_rate_request *req, + unsigned long (*round)(struct ccu_mux_internal *, + unsigned long, + unsigned long, + void *), + void *data) +{ + unsigned long best_parent_rate = 0, best_rate = 0; + struct clk_hw *best_parent, *hw = &common->hw; + unsigned int i; + + for (i = 0; i < clk_hw_get_num_parents(hw); i++) { + unsigned long tmp_rate, parent_rate; + struct clk_hw *parent; + + parent = clk_hw_get_parent_by_index(hw, i); + if (!parent) + continue; + + parent_rate = clk_hw_get_rate(parent); + ccu_mux_helper_adjust_parent_for_prediv(common, cm, i, + &parent_rate); + + tmp_rate = round(cm, clk_hw_get_rate(parent), req->rate, data); + if (tmp_rate == req->rate) { + best_parent = parent; + best_parent_rate = parent_rate; + best_rate = tmp_rate; + goto out; + } + + if ((req->rate - tmp_rate) < (req->rate - best_rate)) { + best_rate = tmp_rate; + best_parent_rate = parent_rate; + best_parent = parent; + } + } + + if (best_rate == 0) + return -EINVAL; + +out: + req->best_parent_hw = best_parent; + req->best_parent_rate = best_parent_rate; + req->rate = best_rate; + return 0; +} + +u8 ccu_mux_helper_get_parent(struct ccu_common *common, + struct ccu_mux_internal *cm) +{ + u32 reg; + u8 parent; + + reg = readl(common->base + common->reg); + parent = reg >> cm->shift; + parent &= (1 << cm->width) - 1; + + return parent; +} + +int ccu_mux_helper_set_parent(struct ccu_common *common, + struct ccu_mux_internal *cm, + u8 index) +{ + unsigned long flags; + u32 reg; + + spin_lock_irqsave(common->lock, flags); + + reg = readl(common->base + common->reg); + reg &= ~GENMASK(cm->width + cm->shift - 1, cm->shift); + writel(reg | (index << cm->shift), common->base + common->reg); + + spin_unlock_irqrestore(common->lock, flags); + + return 0; +} + +static void ccu_mux_disable(struct clk_hw *hw) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + return ccu_gate_helper_disable(&cm->common, cm->enable); +} + +static int ccu_mux_enable(struct clk_hw *hw) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + return ccu_gate_helper_enable(&cm->common, cm->enable); +} + +static int ccu_mux_is_enabled(struct clk_hw *hw) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + return ccu_gate_helper_is_enabled(&cm->common, cm->enable); +} + +static u8 ccu_mux_get_parent(struct clk_hw *hw) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + return ccu_mux_helper_get_parent(&cm->common, &cm->mux); +} + +static int ccu_mux_set_parent(struct clk_hw *hw, u8 index) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + return ccu_mux_helper_set_parent(&cm->common, &cm->mux, index); +} + +static unsigned long ccu_mux_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_mux *cm = hw_to_ccu_mux(hw); + + ccu_mux_helper_adjust_parent_for_prediv(&cm->common, &cm->mux, -1, + &parent_rate); + + return parent_rate; +} + +const struct clk_ops ccu_mux_ops = { + .disable = ccu_mux_disable, + .enable = ccu_mux_enable, + .is_enabled = ccu_mux_is_enabled, + + .get_parent = ccu_mux_get_parent, + .set_parent = ccu_mux_set_parent, + + .determine_rate = __clk_mux_determine_rate, + .recalc_rate = ccu_mux_recalc_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_mux.h b/drivers/clk/sunxi-ng/ccu_mux.h new file mode 100644 index 0000000..9450826 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_mux.h @@ -0,0 +1,91 @@ +#ifndef _CCU_MUX_H_ +#define _CCU_MUX_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" + +struct ccu_mux_internal { + u8 shift; + u8 width; + + struct { + u8 index; + u8 div; + } fixed_prediv; + + struct { + u8 index; + u8 shift; + u8 width; + } variable_prediv; +}; + +#define SUNXI_CLK_MUX(_shift, _width) \ + { \ + .shift = _shift, \ + .width = _width, \ + } + +struct ccu_mux { + u16 reg; + u32 enable; + + struct ccu_mux_internal mux; + struct ccu_common common; +}; + +#define SUNXI_CCU_MUX(_struct, _name, _parents, _reg, _shift, _width, _flags) \ + struct ccu_mux _struct = { \ + .mux = SUNXI_CLK_MUX(_shift, _width), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT_PARENTS(_name, \ + _parents, \ + &ccu_mux_ops, \ + _flags), \ + } \ + } + +#define SUNXI_CCU_MUX_WITH_GATE(_struct, _name, _parents, _reg, \ + _shift, _width, _gate, _flags) \ + struct ccu_mux _struct = { \ + .enable = _gate, \ + .mux = SUNXI_CLK_MUX(_shift, _width), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT_PARENTS(_name, \ + _parents, \ + &ccu_mux_ops, \ + _flags), \ + } \ + } + +static inline struct ccu_mux *hw_to_ccu_mux(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_mux, common); +} + +extern const struct clk_ops ccu_mux_ops; + +void ccu_mux_helper_adjust_parent_for_prediv(struct ccu_common *common, + struct ccu_mux_internal *cm, + int parent_index, + unsigned long *parent_rate); +int ccu_mux_helper_determine_rate(struct ccu_common *common, + struct ccu_mux_internal *cm, + struct clk_rate_request *req, + unsigned long (*round)(struct ccu_mux_internal *, + unsigned long, + unsigned long, + void *), + void *data); +u8 ccu_mux_helper_get_parent(struct ccu_common *common, + struct ccu_mux_internal *cm); +int ccu_mux_helper_set_parent(struct ccu_common *common, + struct ccu_mux_internal *cm, + u8 index); + +#endif /* _CCU_MUX_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_nk.c b/drivers/clk/sunxi-ng/ccu_nk.c new file mode 100644 index 0000000..4470ffc --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nk.c @@ -0,0 +1,147 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/rational.h> + +#include "ccu_gate.h" +#include "ccu_nk.h" + +void ccu_nk_find_best(unsigned long parent, unsigned long rate, + unsigned int max_n, unsigned int max_k, + unsigned int *n, unsigned int *k) +{ + unsigned long best_rate = 0; + unsigned int best_k = 0, best_n = 0; + unsigned int _k, _n; + + for (_k = 1; _k <= max_k; _k++) { + for (_n = 1; _n <= max_n; _n++) { + unsigned long tmp_rate = parent * _n * _k; + + if (tmp_rate > rate) + continue; + + if ((rate - tmp_rate) < (rate - best_rate)) { + best_rate = tmp_rate; + best_k = _k; + best_n = _n; + } + } + } + + *k = best_k; + *n = best_n; +} + +static void ccu_nk_disable(struct clk_hw *hw) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + + return ccu_gate_helper_disable(&nk->common, nk->enable); +} + +static int ccu_nk_enable(struct clk_hw *hw) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + + return ccu_gate_helper_enable(&nk->common, nk->enable); +} + +static int ccu_nk_is_enabled(struct clk_hw *hw) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + + return ccu_gate_helper_is_enabled(&nk->common, nk->enable); +} + +static unsigned long ccu_nk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + unsigned long rate, n, k; + u32 reg; + + reg = readl(nk->common.base + nk->common.reg); + + n = reg >> nk->n.shift; + n &= (1 << nk->n.width) - 1; + + k = reg >> nk->k.shift; + k &= (1 << nk->k.width) - 1; + + rate = parent_rate * (n + 1) * (k + 1); + + if (nk->common.features & CCU_FEATURE_FIXED_POSTDIV) + rate /= nk->fixed_post_div; + + return rate; +} + +static long ccu_nk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + unsigned int n, k; + + if (nk->common.features & CCU_FEATURE_FIXED_POSTDIV) + rate *= nk->fixed_post_div; + + ccu_nk_find_best(*parent_rate, rate, + 1 << nk->n.width, 1 << nk->k.width, + &n, &k); + + rate = *parent_rate * n * k; + if (nk->common.features & CCU_FEATURE_FIXED_POSTDIV) + rate = rate / nk->fixed_post_div; + + return rate; +} + +static int ccu_nk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_nk *nk = hw_to_ccu_nk(hw); + unsigned long flags; + unsigned int n, k; + u32 reg; + + if (nk->common.features & CCU_FEATURE_FIXED_POSTDIV) + rate = rate * nk->fixed_post_div; + + ccu_nk_find_best(parent_rate, rate, + 1 << nk->n.width, 1 << nk->k.width, + &n, &k); + + spin_lock_irqsave(nk->common.lock, flags); + + reg = readl(nk->common.base + nk->common.reg); + reg &= ~GENMASK(nk->n.width + nk->n.shift - 1, nk->n.shift); + reg &= ~GENMASK(nk->k.width + nk->k.shift - 1, nk->k.shift); + + writel(reg | ((k - 1) << nk->k.shift) | ((n - 1) << nk->n.shift), + nk->common.base + nk->common.reg); + + spin_unlock_irqrestore(nk->common.lock, flags); + + ccu_helper_wait_for_lock(&nk->common, nk->lock); + + return 0; +} + +const struct clk_ops ccu_nk_ops = { + .disable = ccu_nk_disable, + .enable = ccu_nk_enable, + .is_enabled = ccu_nk_is_enabled, + + .recalc_rate = ccu_nk_recalc_rate, + .round_rate = ccu_nk_round_rate, + .set_rate = ccu_nk_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_nk.h b/drivers/clk/sunxi-ng/ccu_nk.h new file mode 100644 index 0000000..4b52da0 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nk.h @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_NK_H_ +#define _CCU_NK_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_mult.h" + +/* + * struct ccu_nk - Definition of an N-K clock + * + * Clocks based on the formula parent * N * K + */ +struct ccu_nk { + u16 reg; + u32 enable; + u32 lock; + + struct _ccu_mult n; + struct _ccu_mult k; + + unsigned int fixed_post_div; + + struct ccu_common common; +}; + +#define SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _kshift, _kwidth, \ + _gate, _lock, _postdiv, \ + _flags) \ + struct ccu_nk _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .fixed_post_div = _postdiv, \ + .common = { \ + .reg = _reg, \ + .features = CCU_FEATURE_FIXED_POSTDIV, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nk_ops, \ + _flags), \ + }, \ + } + +static inline struct ccu_nk *hw_to_ccu_nk(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_nk, common); +} + +extern const struct clk_ops ccu_nk_ops; + +#endif /* _CCU_NK_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_nkm.c b/drivers/clk/sunxi-ng/ccu_nkm.c new file mode 100644 index 0000000..2071822 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nkm.c @@ -0,0 +1,153 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/rational.h> + +#include "ccu_gate.h" +#include "ccu_nkm.h" + +struct _ccu_nkm { + unsigned long n, max_n; + unsigned long k, max_k; + unsigned long m, max_m; +}; + +static void ccu_nkm_find_best(unsigned long parent, unsigned long rate, + struct _ccu_nkm *nkm) +{ + unsigned long best_rate = 0; + unsigned long best_n = 0, best_k = 0, best_m = 0; + unsigned long _n, _k, _m; + + for (_k = 1; _k <= nkm->max_k; _k++) { + unsigned long tmp_rate; + + rational_best_approximation(rate / _k, parent, + nkm->max_n, nkm->max_m, &_n, &_m); + + tmp_rate = parent * _n * _k / _m; + + if (tmp_rate > rate) + continue; + + if ((rate - tmp_rate) < (rate - best_rate)) { + best_rate = tmp_rate; + best_n = _n; + best_k = _k; + best_m = _m; + } + } + + nkm->n = best_n; + nkm->k = best_k; + nkm->m = best_m; +} + +static void ccu_nkm_disable(struct clk_hw *hw) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + + return ccu_gate_helper_disable(&nkm->common, nkm->enable); +} + +static int ccu_nkm_enable(struct clk_hw *hw) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + + return ccu_gate_helper_enable(&nkm->common, nkm->enable); +} + +static int ccu_nkm_is_enabled(struct clk_hw *hw) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + + return ccu_gate_helper_is_enabled(&nkm->common, nkm->enable); +} + +static unsigned long ccu_nkm_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + unsigned long n, m, k; + u32 reg; + + reg = readl(nkm->common.base + nkm->common.reg); + + n = reg >> nkm->n.shift; + n &= (1 << nkm->n.width) - 1; + + k = reg >> nkm->k.shift; + k &= (1 << nkm->k.width) - 1; + + m = reg >> nkm->m.shift; + m &= (1 << nkm->m.width) - 1; + + return parent_rate * (n + 1) * (k + 1) / (m + 1); +} + +static long ccu_nkm_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + struct _ccu_nkm _nkm; + + _nkm.max_n = 1 << nkm->n.width; + _nkm.max_k = 1 << nkm->k.width; + _nkm.max_m = 1 << nkm->m.width; + + ccu_nkm_find_best(*parent_rate, rate, &_nkm); + + return *parent_rate * _nkm.n * _nkm.k / _nkm.m; +} + +static int ccu_nkm_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_nkm *nkm = hw_to_ccu_nkm(hw); + struct _ccu_nkm _nkm; + unsigned long flags; + u32 reg; + + _nkm.max_n = 1 << nkm->n.width; + _nkm.max_k = 1 << nkm->k.width; + _nkm.max_m = 1 << nkm->m.width; + + ccu_nkm_find_best(parent_rate, rate, &_nkm); + + spin_lock_irqsave(nkm->common.lock, flags); + + reg = readl(nkm->common.base + nkm->common.reg); + reg &= ~GENMASK(nkm->n.width + nkm->n.shift - 1, nkm->n.shift); + reg &= ~GENMASK(nkm->k.width + nkm->k.shift - 1, nkm->k.shift); + reg &= ~GENMASK(nkm->m.width + nkm->m.shift - 1, nkm->m.shift); + + reg |= (_nkm.n - 1) << nkm->n.shift; + reg |= (_nkm.k - 1) << nkm->k.shift; + reg |= (_nkm.m - 1) << nkm->m.shift; + + writel(reg, nkm->common.base + nkm->common.reg); + + spin_unlock_irqrestore(nkm->common.lock, flags); + + ccu_helper_wait_for_lock(&nkm->common, nkm->lock); + + return 0; +} + +const struct clk_ops ccu_nkm_ops = { + .disable = ccu_nkm_disable, + .enable = ccu_nkm_enable, + .is_enabled = ccu_nkm_is_enabled, + + .recalc_rate = ccu_nkm_recalc_rate, + .round_rate = ccu_nkm_round_rate, + .set_rate = ccu_nkm_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_nkm.h b/drivers/clk/sunxi-ng/ccu_nkm.h new file mode 100644 index 0000000..1936ac1 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nkm.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_NKM_H_ +#define _CCU_NKM_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_mult.h" + +/* + * struct ccu_nkm - Definition of an N-K-M clock + * + * Clocks based on the formula parent * N * K / M + */ +struct ccu_nkm { + u32 enable; + u32 lock; + + struct _ccu_mult n; + struct _ccu_mult k; + struct _ccu_div m; + + struct ccu_common common; +}; + +#define SUNXI_CCU_NKM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _kshift, _kwidth, \ + _mshift, _mwidth, \ + _gate, _lock, _flags) \ + struct ccu_nkm _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nkm_ops, \ + _flags), \ + }, \ + } + +static inline struct ccu_nkm *hw_to_ccu_nkm(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_nkm, common); +} + +extern const struct clk_ops ccu_nkm_ops; + +#endif /* _CCU_NKM_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c new file mode 100644 index 0000000..9f2b98e --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nkmp.c @@ -0,0 +1,167 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/rational.h> + +#include "ccu_gate.h" +#include "ccu_nkmp.h" + +struct _ccu_nkmp { + unsigned long n, max_n; + unsigned long k, max_k; + unsigned long m, max_m; + unsigned long p, max_p; +}; + +static void ccu_nkmp_find_best(unsigned long parent, unsigned long rate, + struct _ccu_nkmp *nkmp) +{ + unsigned long best_rate = 0; + unsigned long best_n = 0, best_k = 0, best_m = 0, best_p = 0; + unsigned long _n, _k, _m, _p; + + for (_k = 1; _k <= nkmp->max_k; _k++) { + for (_p = 0; _p <= nkmp->max_p; _p++) { + unsigned long tmp_rate; + + rational_best_approximation(rate / _k, parent >> _p, + nkmp->max_n, nkmp->max_m, + &_n, &_m); + + tmp_rate = (parent * _n * _k >> _p) / _m; + + if (tmp_rate > rate) + continue; + + if ((rate - tmp_rate) < (rate - best_rate)) { + best_rate = tmp_rate; + best_n = _n; + best_k = _k; + best_m = _m; + best_p = _p; + } + } + } + + nkmp->n = best_n; + nkmp->k = best_k; + nkmp->m = best_m; + nkmp->p = best_p; +} + +static void ccu_nkmp_disable(struct clk_hw *hw) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + + return ccu_gate_helper_disable(&nkmp->common, nkmp->enable); +} + +static int ccu_nkmp_enable(struct clk_hw *hw) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + + return ccu_gate_helper_enable(&nkmp->common, nkmp->enable); +} + +static int ccu_nkmp_is_enabled(struct clk_hw *hw) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + + return ccu_gate_helper_is_enabled(&nkmp->common, nkmp->enable); +} + +static unsigned long ccu_nkmp_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + unsigned long n, m, k, p; + u32 reg; + + reg = readl(nkmp->common.base + nkmp->common.reg); + + n = reg >> nkmp->n.shift; + n &= (1 << nkmp->n.width) - 1; + + k = reg >> nkmp->k.shift; + k &= (1 << nkmp->k.width) - 1; + + m = reg >> nkmp->m.shift; + m &= (1 << nkmp->m.width) - 1; + + p = reg >> nkmp->p.shift; + p &= (1 << nkmp->p.width) - 1; + + return (parent_rate * (n + 1) * (k + 1) >> p) / (m + 1); +} + +static long ccu_nkmp_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + struct _ccu_nkmp _nkmp; + + _nkmp.max_n = 1 << nkmp->n.width; + _nkmp.max_k = 1 << nkmp->k.width; + _nkmp.max_m = 1 << nkmp->m.width; + _nkmp.max_p = (1 << nkmp->p.width) - 1; + + ccu_nkmp_find_best(*parent_rate, rate, + &_nkmp); + + return (*parent_rate * _nkmp.n * _nkmp.k >> _nkmp.p) / _nkmp.m; +} + +static int ccu_nkmp_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw); + struct _ccu_nkmp _nkmp; + unsigned long flags; + u32 reg; + + _nkmp.max_n = 1 << nkmp->n.width; + _nkmp.max_k = 1 << nkmp->k.width; + _nkmp.max_m = 1 << nkmp->m.width; + _nkmp.max_p = (1 << nkmp->p.width) - 1; + + ccu_nkmp_find_best(parent_rate, rate, &_nkmp); + + spin_lock_irqsave(nkmp->common.lock, flags); + + reg = readl(nkmp->common.base + nkmp->common.reg); + reg &= ~GENMASK(nkmp->n.width + nkmp->n.shift - 1, nkmp->n.shift); + reg &= ~GENMASK(nkmp->k.width + nkmp->k.shift - 1, nkmp->k.shift); + reg &= ~GENMASK(nkmp->m.width + nkmp->m.shift - 1, nkmp->m.shift); + reg &= ~GENMASK(nkmp->p.width + nkmp->p.shift - 1, nkmp->p.shift); + + reg |= (_nkmp.n - 1) << nkmp->n.shift; + reg |= (_nkmp.k - 1) << nkmp->k.shift; + reg |= (_nkmp.m - 1) << nkmp->m.shift; + reg |= _nkmp.p << nkmp->p.shift; + + writel(reg, nkmp->common.base + nkmp->common.reg); + + spin_unlock_irqrestore(nkmp->common.lock, flags); + + ccu_helper_wait_for_lock(&nkmp->common, nkmp->lock); + + return 0; +} + +const struct clk_ops ccu_nkmp_ops = { + .disable = ccu_nkmp_disable, + .enable = ccu_nkmp_enable, + .is_enabled = ccu_nkmp_is_enabled, + + .recalc_rate = ccu_nkmp_recalc_rate, + .round_rate = ccu_nkmp_round_rate, + .set_rate = ccu_nkmp_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.h b/drivers/clk/sunxi-ng/ccu_nkmp.h new file mode 100644 index 0000000..5adb0c9 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nkmp.h @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_NKMP_H_ +#define _CCU_NKMP_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_mult.h" + +/* + * struct ccu_nkmp - Definition of an N-K-M-P clock + * + * Clocks based on the formula parent * N * K >> P / M + */ +struct ccu_nkmp { + u32 enable; + u32 lock; + + struct _ccu_mult n; + struct _ccu_mult k; + struct _ccu_div m; + struct _ccu_div p; + + struct ccu_common common; +}; + +#define SUNXI_CCU_NKMP_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _kshift, _kwidth, \ + _mshift, _mwidth, \ + _pshift, _pwidth, \ + _gate, _lock, _flags) \ + struct ccu_nkmp _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nkmp_ops, \ + _flags), \ + }, \ + } + +static inline struct ccu_nkmp *hw_to_ccu_nkmp(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_nkmp, common); +} + +extern const struct clk_ops ccu_nkmp_ops; + +#endif /* _CCU_NKMP_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_nm.c b/drivers/clk/sunxi-ng/ccu_nm.c new file mode 100644 index 0000000..e35ddd8 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nm.c @@ -0,0 +1,114 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/rational.h> + +#include "ccu_frac.h" +#include "ccu_gate.h" +#include "ccu_nm.h" + +static void ccu_nm_disable(struct clk_hw *hw) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + + return ccu_gate_helper_disable(&nm->common, nm->enable); +} + +static int ccu_nm_enable(struct clk_hw *hw) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + + return ccu_gate_helper_enable(&nm->common, nm->enable); +} + +static int ccu_nm_is_enabled(struct clk_hw *hw) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + + return ccu_gate_helper_is_enabled(&nm->common, nm->enable); +} + +static unsigned long ccu_nm_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + unsigned long n, m; + u32 reg; + + if (ccu_frac_helper_is_enabled(&nm->common, &nm->frac)) + return ccu_frac_helper_read_rate(&nm->common, &nm->frac); + + reg = readl(nm->common.base + nm->common.reg); + + n = reg >> nm->n.shift; + n &= (1 << nm->n.width) - 1; + + m = reg >> nm->m.shift; + m &= (1 << nm->m.width) - 1; + + return parent_rate * (n + 1) / (m + 1); +} + +static long ccu_nm_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + unsigned long n, m; + + rational_best_approximation(rate, *parent_rate, + 1 << nm->n.width, 1 << nm->m.width, + &n, &m); + + return *parent_rate * n / m; +} + +static int ccu_nm_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct ccu_nm *nm = hw_to_ccu_nm(hw); + unsigned long flags; + unsigned long n, m; + u32 reg; + + if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) + return ccu_frac_helper_set_rate(&nm->common, &nm->frac, rate); + else + ccu_frac_helper_disable(&nm->common, &nm->frac); + + rational_best_approximation(rate, parent_rate, + 1 << nm->n.width, 1 << nm->m.width, + &n, &m); + + spin_lock_irqsave(nm->common.lock, flags); + + reg = readl(nm->common.base + nm->common.reg); + reg &= ~GENMASK(nm->n.width + nm->n.shift - 1, nm->n.shift); + reg &= ~GENMASK(nm->m.width + nm->m.shift - 1, nm->m.shift); + + writel(reg | ((m - 1) << nm->m.shift) | ((n - 1) << nm->n.shift), + nm->common.base + nm->common.reg); + + spin_unlock_irqrestore(nm->common.lock, flags); + + ccu_helper_wait_for_lock(&nm->common, nm->lock); + + return 0; +} + +const struct clk_ops ccu_nm_ops = { + .disable = ccu_nm_disable, + .enable = ccu_nm_enable, + .is_enabled = ccu_nm_is_enabled, + + .recalc_rate = ccu_nm_recalc_rate, + .round_rate = ccu_nm_round_rate, + .set_rate = ccu_nm_set_rate, +}; diff --git a/drivers/clk/sunxi-ng/ccu_nm.h b/drivers/clk/sunxi-ng/ccu_nm.h new file mode 100644 index 0000000..0b7bcd3 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nm.h @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_NM_H_ +#define _CCU_NM_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_frac.h" +#include "ccu_mult.h" + +/* + * struct ccu_nm - Definition of an N-M clock + * + * Clocks based on the formula parent * N / M + */ +struct ccu_nm { + u32 enable; + u32 lock; + + struct _ccu_mult n; + struct _ccu_div m; + struct _ccu_frac frac; + + struct ccu_common common; +}; + +#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _mshift, _mwidth, \ + _frac_en, _frac_sel, \ + _frac_rate_0, _frac_rate_1, \ + _gate, _lock, _flags) \ + struct ccu_nm _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .frac = _SUNXI_CCU_FRAC(_frac_en, _frac_sel, \ + _frac_rate_0, \ + _frac_rate_1), \ + .common = { \ + .reg = _reg, \ + .features = CCU_FEATURE_FRACTIONAL, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nm_ops, \ + _flags), \ + }, \ + } + +#define SUNXI_CCU_NM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _mshift, _mwidth, \ + _gate, _lock, _flags) \ + struct ccu_nm _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nm_ops, \ + _flags), \ + }, \ + } + +static inline struct ccu_nm *hw_to_ccu_nm(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_nm, common); +} + +extern const struct clk_ops ccu_nm_ops; + +#endif /* _CCU_NM_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_phase.c b/drivers/clk/sunxi-ng/ccu_phase.c new file mode 100644 index 0000000..400c58a --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_phase.c @@ -0,0 +1,126 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/clk-provider.h> +#include <linux/spinlock.h> + +#include "ccu_phase.h" + +static int ccu_phase_get_phase(struct clk_hw *hw) +{ + struct ccu_phase *phase = hw_to_ccu_phase(hw); + struct clk_hw *parent, *grandparent; + unsigned int parent_rate, grandparent_rate; + u16 step, parent_div; + u32 reg; + u8 delay; + + reg = readl(phase->common.base + phase->common.reg); + delay = (reg >> phase->shift); + delay &= (1 << phase->width) - 1; + + if (!delay) + return 180; + + /* Get our parent clock, it's the one that can adjust its rate */ + parent = clk_hw_get_parent(hw); + if (!parent) + return -EINVAL; + + /* And its rate */ + parent_rate = clk_hw_get_rate(parent); + if (!parent_rate) + return -EINVAL; + + /* Now, get our parent's parent (most likely some PLL) */ + grandparent = clk_hw_get_parent(parent); + if (!grandparent) + return -EINVAL; + + /* And its rate */ + grandparent_rate = clk_hw_get_rate(grandparent); + if (!grandparent_rate) + return -EINVAL; + + /* Get our parent clock divider */ + parent_div = grandparent_rate / parent_rate; + + step = DIV_ROUND_CLOSEST(360, parent_div); + return delay * step; +} + +static int ccu_phase_set_phase(struct clk_hw *hw, int degrees) +{ + struct ccu_phase *phase = hw_to_ccu_phase(hw); + struct clk_hw *parent, *grandparent; + unsigned int parent_rate, grandparent_rate; + unsigned long flags; + u32 reg; + u8 delay; + + /* Get our parent clock, it's the one that can adjust its rate */ + parent = clk_hw_get_parent(hw); + if (!parent) + return -EINVAL; + + /* And its rate */ + parent_rate = clk_hw_get_rate(parent); + if (!parent_rate) + return -EINVAL; + + /* Now, get our parent's parent (most likely some PLL) */ + grandparent = clk_hw_get_parent(parent); + if (!grandparent) + return -EINVAL; + + /* And its rate */ + grandparent_rate = clk_hw_get_rate(grandparent); + if (!grandparent_rate) + return -EINVAL; + + if (degrees != 180) { + u16 step, parent_div; + + /* Get our parent divider */ + parent_div = grandparent_rate / parent_rate; + + /* + * We can only outphase the clocks by multiple of the + * PLL's period. + * + * Since our parent clock is only a divider, and the + * formula to get the outphasing in degrees is deg = + * 360 * delta / period + * + * If we simplify this formula, we can see that the + * only thing that we're concerned about is the number + * of period we want to outphase our clock from, and + * the divider set by our parent clock. + */ + step = DIV_ROUND_CLOSEST(360, parent_div); + delay = DIV_ROUND_CLOSEST(degrees, step); + } else { + delay = 0; + } + + spin_lock_irqsave(phase->common.lock, flags); + reg = readl(phase->common.base + phase->common.reg); + reg &= ~GENMASK(phase->width + phase->shift - 1, phase->shift); + writel(reg | (delay << phase->shift), + phase->common.base + phase->common.reg); + spin_unlock_irqrestore(phase->common.lock, flags); + + return 0; +} + +const struct clk_ops ccu_phase_ops = { + .get_phase = ccu_phase_get_phase, + .set_phase = ccu_phase_set_phase, +}; diff --git a/drivers/clk/sunxi-ng/ccu_phase.h b/drivers/clk/sunxi-ng/ccu_phase.h new file mode 100644 index 0000000..75a091a --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_phase.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_PHASE_H_ +#define _CCU_PHASE_H_ + +#include <linux/clk-provider.h> + +#include "ccu_common.h" + +struct ccu_phase { + u8 shift; + u8 width; + + struct ccu_common common; +}; + +#define SUNXI_CCU_PHASE(_struct, _name, _parent, _reg, _shift, _width, _flags) \ + struct ccu_phase _struct = { \ + .shift = _shift, \ + .width = _width, \ + .common = { \ + .reg = _reg, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_phase_ops, \ + _flags), \ + } \ + } + +static inline struct ccu_phase *hw_to_ccu_phase(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_phase, common); +} + +extern const struct clk_ops ccu_phase_ops; + +#endif /* _CCU_PHASE_H_ */ diff --git a/drivers/clk/sunxi-ng/ccu_reset.c b/drivers/clk/sunxi-ng/ccu_reset.c new file mode 100644 index 0000000..6c31d48 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_reset.c @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2016 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include <linux/io.h> +#include <linux/reset-controller.h> + +#include "ccu_reset.h" + +static int ccu_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct ccu_reset *ccu = rcdev_to_ccu_reset(rcdev); + const struct ccu_reset_map *map = &ccu->reset_map[id]; + unsigned long flags; + u32 reg; + + spin_lock_irqsave(ccu->lock, flags); + + reg = readl(ccu->base + map->reg); + writel(reg & ~map->bit, ccu->base + map->reg); + + spin_unlock_irqrestore(ccu->lock, flags); + + return 0; +} + +static int ccu_reset_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct ccu_reset *ccu = rcdev_to_ccu_reset(rcdev); + const struct ccu_reset_map *map = &ccu->reset_map[id]; + unsigned long flags; + u32 reg; + + spin_lock_irqsave(ccu->lock, flags); + + reg = readl(ccu->base + map->reg); + writel(reg | map->bit, ccu->base + map->reg); + + spin_unlock_irqrestore(ccu->lock, flags); + + return 0; +} + +const struct reset_control_ops ccu_reset_ops = { + .assert = ccu_reset_assert, + .deassert = ccu_reset_deassert, +}; diff --git a/drivers/clk/sunxi-ng/ccu_reset.h b/drivers/clk/sunxi-ng/ccu_reset.h new file mode 100644 index 0000000..36a4679 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_reset.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2016 Maxime Ripard. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _CCU_RESET_H_ +#define _CCU_RESET_H_ + +#include <linux/reset-controller.h> + +struct ccu_reset_map { + u16 reg; + u32 bit; +}; + + +struct ccu_reset { + void __iomem *base; + struct ccu_reset_map *reset_map; + spinlock_t *lock; + + struct reset_controller_dev rcdev; +}; + +static inline struct ccu_reset *rcdev_to_ccu_reset(struct reset_controller_dev *rcdev) +{ + return container_of(rcdev, struct ccu_reset, rcdev); +} + +extern const struct reset_control_ops ccu_reset_ops; + +#endif /* _CCU_RESET_H_ */ diff --git a/drivers/clk/sunxi/clk-factors.c b/drivers/clk/sunxi/clk-factors.c index ddefe96..dfe5e3e 100644 --- a/drivers/clk/sunxi/clk-factors.c +++ b/drivers/clk/sunxi/clk-factors.c @@ -12,7 +12,6 @@ #include <linux/delay.h> #include <linux/err.h> #include <linux/io.h> -#include <linux/module.h> #include <linux/of_address.h> #include <linux/slab.h> #include <linux/string.h> diff --git a/drivers/clk/sunxi/clk-sun6i-apb0-gates.c b/drivers/clk/sunxi/clk-sun6i-apb0-gates.c index 68021fa..09cdb98 100644 --- a/drivers/clk/sunxi/clk-sun6i-apb0-gates.c +++ b/drivers/clk/sunxi/clk-sun6i-apb0-gates.c @@ -9,7 +9,7 @@ */ #include <linux/clk-provider.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/platform_device.h> @@ -33,7 +33,6 @@ static const struct of_device_id sun6i_a31_apb0_gates_clk_dt_ids[] = { { .compatible = "allwinner,sun8i-a23-apb0-gates-clk", .data = &sun8i_a23_apb0_gates }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, sun6i_a31_apb0_gates_clk_dt_ids); static int sun6i_a31_apb0_gates_clk_probe(struct platform_device *pdev) { @@ -102,8 +101,4 @@ static struct platform_driver sun6i_a31_apb0_gates_clk_driver = { }, .probe = sun6i_a31_apb0_gates_clk_probe, }; -module_platform_driver(sun6i_a31_apb0_gates_clk_driver); - -MODULE_AUTHOR("Boris BREZILLON <boris.brezillon@free-electrons.com>"); -MODULE_DESCRIPTION("Allwinner A31 APB0 gate clocks driver"); -MODULE_LICENSE("GPL v2"); +builtin_platform_driver(sun6i_a31_apb0_gates_clk_driver); diff --git a/drivers/clk/sunxi/clk-sun6i-apb0.c b/drivers/clk/sunxi/clk-sun6i-apb0.c index e703e18..b9c8d35 100644 --- a/drivers/clk/sunxi/clk-sun6i-apb0.c +++ b/drivers/clk/sunxi/clk-sun6i-apb0.c @@ -9,7 +9,7 @@ */ #include <linux/clk-provider.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -61,7 +61,6 @@ static const struct of_device_id sun6i_a31_apb0_clk_dt_ids[] = { { .compatible = "allwinner,sun6i-a31-apb0-clk" }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, sun6i_a31_apb0_clk_dt_ids); static struct platform_driver sun6i_a31_apb0_clk_driver = { .driver = { @@ -70,8 +69,4 @@ static struct platform_driver sun6i_a31_apb0_clk_driver = { }, .probe = sun6i_a31_apb0_clk_probe, }; -module_platform_driver(sun6i_a31_apb0_clk_driver); - -MODULE_AUTHOR("Boris BREZILLON <boris.brezillon@free-electrons.com>"); -MODULE_DESCRIPTION("Allwinner A31 APB0 clock Driver"); -MODULE_LICENSE("GPL v2"); +builtin_platform_driver(sun6i_a31_apb0_clk_driver); diff --git a/drivers/clk/sunxi/clk-sun6i-ar100.c b/drivers/clk/sunxi/clk-sun6i-ar100.c index 84a187e..64ca3e9 100644 --- a/drivers/clk/sunxi/clk-sun6i-ar100.c +++ b/drivers/clk/sunxi/clk-sun6i-ar100.c @@ -10,7 +10,7 @@ #include <linux/bitops.h> #include <linux/clk-provider.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/spinlock.h> @@ -91,32 +91,17 @@ static int sun6i_a31_ar100_clk_probe(struct platform_device *pdev) return 0; } -static int sun6i_a31_ar100_clk_remove(struct platform_device *pdev) -{ - struct device_node *np = pdev->dev.of_node; - struct clk *clk = platform_get_drvdata(pdev); - - sunxi_factors_unregister(np, clk); - - return 0; -} - static const struct of_device_id sun6i_a31_ar100_clk_dt_ids[] = { { .compatible = "allwinner,sun6i-a31-ar100-clk" }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, sun6i_a31_ar100_clk_dt_ids); static struct platform_driver sun6i_a31_ar100_clk_driver = { .driver = { .name = "sun6i-a31-ar100-clk", .of_match_table = sun6i_a31_ar100_clk_dt_ids, + .suppress_bind_attrs = true, }, .probe = sun6i_a31_ar100_clk_probe, - .remove = sun6i_a31_ar100_clk_remove, }; -module_platform_driver(sun6i_a31_ar100_clk_driver); - -MODULE_AUTHOR("Boris BREZILLON <boris.brezillon@free-electrons.com>"); -MODULE_DESCRIPTION("Allwinner A31 AR100 clock Driver"); -MODULE_LICENSE("GPL v2"); +builtin_platform_driver(sun6i_a31_ar100_clk_driver); diff --git a/drivers/clk/sunxi/clk-sun8i-apb0.c b/drivers/clk/sunxi/clk-sun8i-apb0.c index 2ea61de..a5666e1 100644 --- a/drivers/clk/sunxi/clk-sun8i-apb0.c +++ b/drivers/clk/sunxi/clk-sun8i-apb0.c @@ -15,7 +15,7 @@ */ #include <linux/clk-provider.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/platform_device.h> @@ -108,7 +108,6 @@ static const struct of_device_id sun8i_a23_apb0_clk_dt_ids[] = { { .compatible = "allwinner,sun8i-a23-apb0-clk" }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, sun8i_a23_apb0_clk_dt_ids); static struct platform_driver sun8i_a23_apb0_clk_driver = { .driver = { @@ -117,8 +116,4 @@ static struct platform_driver sun8i_a23_apb0_clk_driver = { }, .probe = sun8i_a23_apb0_clk_probe, }; -module_platform_driver(sun8i_a23_apb0_clk_driver); - -MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>"); -MODULE_DESCRIPTION("Allwinner A23 APB0 clock Driver"); -MODULE_LICENSE("GPL v2"); +builtin_platform_driver(sun8i_a23_apb0_clk_driver); diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c index 7167373..6041bdb 100644 --- a/drivers/clk/sunxi/clk-sun9i-mmc.c +++ b/drivers/clk/sunxi/clk-sun9i-mmc.c @@ -16,7 +16,7 @@ #include <linux/clk.h> #include <linux/clk-provider.h> -#include <linux/module.h> +#include <linux/init.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/reset.h> @@ -183,39 +183,17 @@ err_clk_register: return ret; } -static int sun9i_a80_mmc_config_clk_remove(struct platform_device *pdev) -{ - struct device_node *np = pdev->dev.of_node; - struct sun9i_mmc_clk_data *data = platform_get_drvdata(pdev); - struct clk_onecell_data *clk_data = &data->clk_data; - int i; - - reset_controller_unregister(&data->rcdev); - of_clk_del_provider(np); - for (i = 0; i < clk_data->clk_num; i++) - clk_unregister(clk_data->clks[i]); - - reset_control_assert(data->reset); - - return 0; -} - static const struct of_device_id sun9i_a80_mmc_config_clk_dt_ids[] = { { .compatible = "allwinner,sun9i-a80-mmc-config-clk" }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, sun9i_a80_mmc_config_clk_dt_ids); static struct platform_driver sun9i_a80_mmc_config_clk_driver = { .driver = { .name = "sun9i-a80-mmc-config-clk", + .suppress_bind_attrs = true, .of_match_table = sun9i_a80_mmc_config_clk_dt_ids, }, .probe = sun9i_a80_mmc_config_clk_probe, - .remove = sun9i_a80_mmc_config_clk_remove, }; -module_platform_driver(sun9i_a80_mmc_config_clk_driver); - -MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>"); -MODULE_DESCRIPTION("Allwinner A80 MMC clock/reset Driver"); -MODULE_LICENSE("GPL v2"); +builtin_platform_driver(sun9i_a80_mmc_config_clk_driver); diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h index 36c9749..5738635 100644 --- a/drivers/clk/tegra/clk-id.h +++ b/drivers/clk/tegra/clk-id.h @@ -238,7 +238,6 @@ enum clk_id { tegra_clk_sor0, tegra_clk_sor0_lvds, tegra_clk_sor1, - tegra_clk_sor1_brick, tegra_clk_sor1_src, tegra_clk_spdif, tegra_clk_spdif_2x, diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c index 4e194ec..b385536 100644 --- a/drivers/clk/tegra/clk-pll.c +++ b/drivers/clk/tegra/clk-pll.c @@ -191,6 +191,53 @@ #define PLLSS_REF_SRC_SEL_SHIFT 25 #define PLLSS_REF_SRC_SEL_MASK (3 << PLLSS_REF_SRC_SEL_SHIFT) +#define UTMIP_PLL_CFG1 0x484 +#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) +#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27) +#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) +#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) +#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) +#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) +#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) + +#define UTMIP_PLL_CFG2 0x488 +#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6) +#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24) +#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25) +#define UTMIP_PLL_CFG2_PHY_XTAL_CLOCKEN BIT(30) + +#define UTMIPLL_HW_PWRDN_CFG0 0x52c +#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) +#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) +#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) +#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) +#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) +#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) +#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) +#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) + +#define PLLU_HW_PWRDN_CFG0 0x530 +#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0) +#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) +#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) +#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7) +#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) +#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28) + +#define XUSB_PLL_CFG0 0x534 +#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff +#define XUSB_PLL_CFG0_PLLU_LOCK_DLY (0x3ff << 14) + +#define PLLU_BASE_CLKENABLE_USB BIT(21) +#define PLLU_BASE_OVERRIDE BIT(24) + #define pll_readl(offset, p) readl_relaxed(p->clk_base + offset) #define pll_readl_base(p) pll_readl(p->params->base_reg, p) #define pll_readl_misc(p) pll_readl(p->params->misc_reg, p) @@ -973,6 +1020,133 @@ const struct clk_ops tegra_clk_plle_ops = { .enable = clk_plle_enable, }; +/* + * Structure defining the fields for USB UTMI clocks Parameters. + */ +struct utmi_clk_param { + /* Oscillator Frequency in Hz */ + u32 osc_frequency; + /* UTMIP PLL Enable Delay Count */ + u8 enable_delay_count; + /* UTMIP PLL Stable count */ + u8 stable_count; + /* UTMIP PLL Active delay count */ + u8 active_delay_count; + /* UTMIP PLL Xtal frequency count */ + u8 xtal_freq_count; +}; + +static const struct utmi_clk_param utmi_parameters[] = { + { + .osc_frequency = 13000000, .enable_delay_count = 0x02, + .stable_count = 0x33, .active_delay_count = 0x05, + .xtal_freq_count = 0x7f + }, { + .osc_frequency = 19200000, .enable_delay_count = 0x03, + .stable_count = 0x4b, .active_delay_count = 0x06, + .xtal_freq_count = 0xbb + }, { + .osc_frequency = 12000000, .enable_delay_count = 0x02, + .stable_count = 0x2f, .active_delay_count = 0x04, + .xtal_freq_count = 0x76 + }, { + .osc_frequency = 26000000, .enable_delay_count = 0x04, + .stable_count = 0x66, .active_delay_count = 0x09, + .xtal_freq_count = 0xfe + }, { + .osc_frequency = 16800000, .enable_delay_count = 0x03, + .stable_count = 0x41, .active_delay_count = 0x0a, + .xtal_freq_count = 0xa4 + }, { + .osc_frequency = 38400000, .enable_delay_count = 0x0, + .stable_count = 0x0, .active_delay_count = 0x6, + .xtal_freq_count = 0x80 + }, +}; + +static int clk_pllu_enable(struct clk_hw *hw) +{ + struct tegra_clk_pll *pll = to_clk_pll(hw); + struct clk_hw *pll_ref = clk_hw_get_parent(hw); + struct clk_hw *osc = clk_hw_get_parent(pll_ref); + const struct utmi_clk_param *params = NULL; + unsigned long flags = 0, input_rate; + unsigned int i; + int ret = 0; + u32 value; + + if (!osc) { + pr_err("%s: failed to get OSC clock\n", __func__); + return -EINVAL; + } + + input_rate = clk_hw_get_rate(osc); + + if (pll->lock) + spin_lock_irqsave(pll->lock, flags); + + _clk_pll_enable(hw); + + ret = clk_pll_wait_for_lock(pll); + if (ret < 0) + goto out; + + for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { + if (input_rate == utmi_parameters[i].osc_frequency) { + params = &utmi_parameters[i]; + break; + } + } + + if (!params) { + pr_err("%s: unexpected input rate %lu Hz\n", __func__, + input_rate); + ret = -EINVAL; + goto out; + } + + value = pll_readl_base(pll); + value &= ~PLLU_BASE_OVERRIDE; + pll_writel_base(value, pll); + + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG2); + /* Program UTMIP PLL stable and active counts */ + value &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); + value |= UTMIP_PLL_CFG2_STABLE_COUNT(params->stable_count); + value &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(params->active_delay_count); + /* Remove power downs from UTMIP PLL control bits */ + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG2); + + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + /* Program UTMIP PLL delay and oscillator frequency counts */ + value &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(params->enable_delay_count); + value &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); + value |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(params->xtal_freq_count); + /* Remove power downs from UTMIP PLL control bits */ + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; + value &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG1); + +out: + if (pll->lock) + spin_unlock_irqrestore(pll->lock, flags); + + return ret; +} + +static const struct clk_ops tegra_clk_pllu_ops = { + .is_enabled = clk_pll_is_enabled, + .enable = clk_pllu_enable, + .disable = clk_pll_disable, + .recalc_rate = clk_pll_recalc_rate, +}; + static int _pll_fixed_mdiv(struct tegra_clk_pll_params *pll_params, unsigned long parent_rate) { @@ -1505,6 +1679,112 @@ static void clk_plle_tegra114_disable(struct clk_hw *hw) if (pll->lock) spin_unlock_irqrestore(pll->lock, flags); } + +static int clk_pllu_tegra114_enable(struct clk_hw *hw) +{ + struct tegra_clk_pll *pll = to_clk_pll(hw); + const struct utmi_clk_param *params = NULL; + struct clk *osc = __clk_lookup("osc"); + unsigned long flags = 0, input_rate; + unsigned int i; + int ret = 0; + u32 value; + + if (!osc) { + pr_err("%s: failed to get OSC clock\n", __func__); + return -EINVAL; + } + + input_rate = clk_hw_get_rate(__clk_get_hw(osc)); + + if (pll->lock) + spin_lock_irqsave(pll->lock, flags); + + _clk_pll_enable(hw); + + ret = clk_pll_wait_for_lock(pll); + if (ret < 0) + goto out; + + for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { + if (input_rate == utmi_parameters[i].osc_frequency) { + params = &utmi_parameters[i]; + break; + } + } + + if (!params) { + pr_err("%s: unexpected input rate %lu Hz\n", __func__, + input_rate); + ret = -EINVAL; + goto out; + } + + value = pll_readl_base(pll); + value &= ~PLLU_BASE_OVERRIDE; + pll_writel_base(value, pll); + + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG2); + /* Program UTMIP PLL stable and active counts */ + value &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); + value |= UTMIP_PLL_CFG2_STABLE_COUNT(params->stable_count); + value &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(params->active_delay_count); + /* Remove power downs from UTMIP PLL control bits */ + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG2); + + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + /* Program UTMIP PLL delay and oscillator frequency counts */ + value &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(params->enable_delay_count); + value &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); + value |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(params->xtal_freq_count); + /* Remove power downs from UTMIP PLL control bits */ + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; + value &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP; + value &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG1); + + /* Setup HW control of UTMIPLL */ + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + value |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; + value &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; + value |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG1); + + udelay(1); + + /* + * Setup SW override of UTMIPLL assuming USB2.0 ports are assigned + * to USB2 + */ + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + value |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL; + value &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + + udelay(1); + + /* Enable HW control of UTMIPLL */ + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + value |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + +out: + if (pll->lock) + spin_unlock_irqrestore(pll->lock, flags); + + return ret; +} #endif static struct tegra_clk_pll *_tegra_init_pll(void __iomem *clk_base, @@ -1614,6 +1894,27 @@ struct clk *tegra_clk_register_plle(const char *name, const char *parent_name, return clk; } +struct clk *tegra_clk_register_pllu(const char *name, const char *parent_name, + void __iomem *clk_base, unsigned long flags, + struct tegra_clk_pll_params *pll_params, spinlock_t *lock) +{ + struct tegra_clk_pll *pll; + struct clk *clk; + + pll_params->flags |= TEGRA_PLLU; + + pll = _tegra_init_pll(clk_base, NULL, pll_params, lock); + if (IS_ERR(pll)) + return ERR_CAST(pll); + + clk = _tegra_clk_register_pll(pll, name, parent_name, flags, + &tegra_clk_pllu_ops); + if (IS_ERR(clk)) + kfree(pll); + + return clk; +} + #if defined(CONFIG_ARCH_TEGRA_114_SOC) || \ defined(CONFIG_ARCH_TEGRA_124_SOC) || \ defined(CONFIG_ARCH_TEGRA_132_SOC) || \ @@ -1652,6 +1953,12 @@ static const struct clk_ops tegra_clk_plle_tegra114_ops = { .recalc_rate = clk_pll_recalc_rate, }; +static const struct clk_ops tegra_clk_pllu_tegra114_ops = { + .is_enabled = clk_pll_is_enabled, + .enable = clk_pllu_tegra114_enable, + .disable = clk_pll_disable, + .recalc_rate = clk_pll_recalc_rate, +}; struct clk *tegra_clk_register_pllxc(const char *name, const char *parent_name, void __iomem *clk_base, void __iomem *pmc, @@ -1919,6 +2226,29 @@ struct clk *tegra_clk_register_plle_tegra114(const char *name, return clk; } + +struct clk * +tegra_clk_register_pllu_tegra114(const char *name, const char *parent_name, + void __iomem *clk_base, unsigned long flags, + struct tegra_clk_pll_params *pll_params, + spinlock_t *lock) +{ + struct tegra_clk_pll *pll; + struct clk *clk; + + pll_params->flags |= TEGRA_PLLU; + + pll = _tegra_init_pll(clk_base, NULL, pll_params, lock); + if (IS_ERR(pll)) + return ERR_CAST(pll); + + clk = _tegra_clk_register_pll(pll, name, parent_name, flags, + &tegra_clk_pllu_tegra114_ops); + if (IS_ERR(clk)) + kfree(pll); + + return clk; +} #endif #if defined(CONFIG_ARCH_TEGRA_124_SOC) || defined(CONFIG_ARCH_TEGRA_132_SOC) @@ -2187,6 +2517,152 @@ static int clk_plle_tegra210_is_enabled(struct clk_hw *hw) return val & PLLE_BASE_ENABLE ? 1 : 0; } +static int clk_pllu_tegra210_enable(struct clk_hw *hw) +{ + struct tegra_clk_pll *pll = to_clk_pll(hw); + struct clk_hw *pll_ref = clk_hw_get_parent(hw); + struct clk_hw *osc = clk_hw_get_parent(pll_ref); + const struct utmi_clk_param *params = NULL; + unsigned long flags = 0, input_rate; + unsigned int i; + int ret = 0; + u32 value; + + if (!osc) { + pr_err("%s: failed to get OSC clock\n", __func__); + return -EINVAL; + } + + input_rate = clk_hw_get_rate(osc); + + if (pll->lock) + spin_lock_irqsave(pll->lock, flags); + + _clk_pll_enable(hw); + + ret = clk_pll_wait_for_lock(pll); + if (ret < 0) + goto out; + + for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { + if (input_rate == utmi_parameters[i].osc_frequency) { + params = &utmi_parameters[i]; + break; + } + } + + if (!params) { + pr_err("%s: unexpected input rate %lu Hz\n", __func__, + input_rate); + ret = -EINVAL; + goto out; + } + + value = pll_readl_base(pll); + value &= ~PLLU_BASE_OVERRIDE; + pll_writel_base(value, pll); + + /* Put PLLU under HW control */ + value = readl_relaxed(pll->clk_base + PLLU_HW_PWRDN_CFG0); + value |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE | + PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT | + PLLU_HW_PWRDN_CFG0_USE_LOCKDET; + value &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL | + PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL); + writel_relaxed(value, pll->clk_base + PLLU_HW_PWRDN_CFG0); + + value = readl_relaxed(pll->clk_base + XUSB_PLL_CFG0); + value &= ~XUSB_PLL_CFG0_PLLU_LOCK_DLY; + writel_relaxed(value, pll->clk_base + XUSB_PLL_CFG0); + + udelay(1); + + value = readl_relaxed(pll->clk_base + PLLU_HW_PWRDN_CFG0); + value |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE; + writel_relaxed(value, pll->clk_base + PLLU_HW_PWRDN_CFG0); + + udelay(1); + + /* Disable PLLU clock branch to UTMIPLL since it uses OSC */ + value = pll_readl_base(pll); + value &= ~PLLU_BASE_CLKENABLE_USB; + pll_writel_base(value, pll); + + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + if (value & UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE) { + pr_debug("UTMIPLL already enabled\n"); + goto out; + } + + value &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + + /* Program UTMIP PLL stable and active counts */ + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG2); + value &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); + value |= UTMIP_PLL_CFG2_STABLE_COUNT(params->stable_count); + value &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(params->active_delay_count); + value |= UTMIP_PLL_CFG2_PHY_XTAL_CLOCKEN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG2); + + /* Program UTMIP PLL delay and oscillator frequency counts */ + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + value &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); + value |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(params->enable_delay_count); + value &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); + value |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(params->xtal_freq_count); + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG1); + + /* Remove power downs from UTMIP PLL control bits */ + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; + value |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; + writel(value, pll->clk_base + UTMIP_PLL_CFG1); + + udelay(1); + + /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */ + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG2); + value |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP; + value |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP; + value |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; + value &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG2); + + /* Setup HW control of UTMIPLL */ + value = readl_relaxed(pll->clk_base + UTMIP_PLL_CFG1); + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; + value &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; + writel_relaxed(value, pll->clk_base + UTMIP_PLL_CFG1); + + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + value |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; + value &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + + udelay(1); + + value = readl_relaxed(pll->clk_base + XUSB_PLL_CFG0); + value &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY; + writel_relaxed(value, pll->clk_base + XUSB_PLL_CFG0); + + udelay(1); + + /* Enable HW control of UTMIPLL */ + value = readl_relaxed(pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + value |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; + writel_relaxed(value, pll->clk_base + UTMIPLL_HW_PWRDN_CFG0); + +out: + if (pll->lock) + spin_unlock_irqrestore(pll->lock, flags); + + return ret; +} + static const struct clk_ops tegra_clk_plle_tegra210_ops = { .is_enabled = clk_plle_tegra210_is_enabled, .enable = clk_plle_tegra210_enable, @@ -2194,6 +2670,13 @@ static const struct clk_ops tegra_clk_plle_tegra210_ops = { .recalc_rate = clk_pll_recalc_rate, }; +static const struct clk_ops tegra_clk_pllu_tegra210_ops = { + .is_enabled = clk_pll_is_enabled, + .enable = clk_pllu_tegra210_enable, + .disable = clk_pll_disable, + .recalc_rate = clk_pllre_recalc_rate, +}; + struct clk *tegra_clk_register_plle_tegra210(const char *name, const char *parent_name, void __iomem *clk_base, unsigned long flags, @@ -2434,4 +2917,26 @@ struct clk *tegra_clk_register_pllmb(const char *name, const char *parent_name, return clk; } + +struct clk *tegra_clk_register_pllu_tegra210(const char *name, + const char *parent_name, void __iomem *clk_base, + unsigned long flags, struct tegra_clk_pll_params *pll_params, + spinlock_t *lock) +{ + struct tegra_clk_pll *pll; + struct clk *clk; + + pll_params->flags |= TEGRA_PLLU; + + pll = _tegra_init_pll(clk_base, NULL, pll_params, lock); + if (IS_ERR(pll)) + return ERR_CAST(pll); + + clk = _tegra_clk_register_pll(pll, name, parent_name, flags, + &tegra_clk_pllu_tegra210_ops); + if (IS_ERR(clk)) + kfree(pll); + + return clk; +} #endif diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c index 29d04c6..4ce4e7f 100644 --- a/drivers/clk/tegra/clk-tegra-periph.c +++ b/drivers/clk/tegra/clk-tegra-periph.c @@ -594,15 +594,17 @@ static u32 mux_pllp_plld_plld2_clkm_idx[] = { [0] = 0, [1] = 2, [2] = 5, [3] = 6 }; -static const char *mux_plldp_sor1_src[] = { - "pll_dp", "clk_sor1_src" -}; -#define mux_plldp_sor1_src_idx NULL - -static const char *mux_clkm_sor1_brick_sor1_src[] = { - "clk_m", "sor1_brick", "sor1_src", "sor1_brick" -}; -#define mux_clkm_sor1_brick_sor1_src_idx NULL +static const char *mux_sor_safe_sor1_brick_sor1_src[] = { + /* + * Bit 0 of the mux selects sor1_brick, irrespective of bit 1, so the + * sor1_brick parent appears twice in the list below. This is merely + * to support clk_get_parent() if firmware happened to set these bits + * to 0b11. While not an invalid setting, code should always set the + * bits to 0b01 to select sor1_brick. + */ + "sor_safe", "sor1_brick", "sor1_src", "sor1_brick" +}; +#define mux_sor_safe_sor1_brick_sor1_src_idx NULL static const char *mux_pllp_pllre_clkm[] = { "pll_p", "pll_re_out1", "clk_m" @@ -778,8 +780,7 @@ static struct tegra_periph_init_data periph_clks[] = { MUX8("nvjpg", mux_pllc2_c_c3_pllp_plla1_clkm, CLK_SOURCE_NVJPG, 195, 0, tegra_clk_nvjpg), MUX8("ape", mux_plla_pllc4_out0_pllc_pllc4_out1_pllp_pllc4_out2_clkm, CLK_SOURCE_APE, 198, TEGRA_PERIPH_ON_APB, tegra_clk_ape), MUX8_NOGATE_LOCK("sor1_src", mux_pllp_plld_plld2_clkm, CLK_SOURCE_SOR1, tegra_clk_sor1_src, &sor1_lock), - NODIV("sor1_brick", mux_plldp_sor1_src, CLK_SOURCE_SOR1, 14, MASK(1), 183, 0, tegra_clk_sor1_brick, &sor1_lock), - NODIV("sor1", mux_clkm_sor1_brick_sor1_src, CLK_SOURCE_SOR1, 15, MASK(1), 183, 0, tegra_clk_sor1, &sor1_lock), + NODIV("sor1", mux_sor_safe_sor1_brick_sor1_src, CLK_SOURCE_SOR1, 14, MASK(2), 183, 0, tegra_clk_sor1, &sor1_lock), MUX8("sdmmc_legacy", mux_pllp_out3_clkm_pllp_pllc4, CLK_SOURCE_SDMMC_LEGACY, 193, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, tegra_clk_sdmmc_legacy), MUX8("qspi", mux_pllp_pllc_pllc_out1_pllc4_out2_pllc4_out1_clkm_pllc4_out0, CLK_SOURCE_QSPI, 211, TEGRA_PERIPH_ON_APB, tegra_clk_qspi), I2C("vii2c", mux_pllp_pllc_clkm, CLK_SOURCE_VI_I2C, 208, tegra_clk_vi_i2c), @@ -791,7 +792,7 @@ static struct tegra_periph_init_data periph_clks[] = { static struct tegra_periph_init_data gate_clks[] = { GATE("rtc", "clk_32k", 4, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, tegra_clk_rtc, 0), - GATE("timer", "clk_m", 5, 0, tegra_clk_timer, 0), + GATE("timer", "clk_m", 5, 0, tegra_clk_timer, CLK_IS_CRITICAL), GATE("isp", "clk_m", 23, 0, tegra_clk_isp, 0), GATE("vcp", "clk_m", 29, 0, tegra_clk_vcp, 0), GATE("apbdma", "clk_m", 34, 0, tegra_clk_apbdma, 0), diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index b78054f..64da7b7 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -113,32 +113,6 @@ #define CCLKG_BURST_POLICY 0x368 -#define UTMIP_PLL_CFG2 0x488 -#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6) -#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) - -#define UTMIP_PLL_CFG1 0x484 -#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6) -#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) -#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) - -#define UTMIPLL_HW_PWRDN_CFG0 0x52c -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) -#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) -#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) -#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) -#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) - #define CLK_SOURCE_CSITE 0x1d4 #define CLK_SOURCE_EMC 0x19c @@ -649,43 +623,6 @@ static unsigned long tegra114_input_freq[] = { #define MASK(x) (BIT(x) - 1) -struct utmi_clk_param { - /* Oscillator Frequency in KHz */ - u32 osc_frequency; - /* UTMIP PLL Enable Delay Count */ - u8 enable_delay_count; - /* UTMIP PLL Stable count */ - u8 stable_count; - /* UTMIP PLL Active delay count */ - u8 active_delay_count; - /* UTMIP PLL Xtal frequency count */ - u8 xtal_freq_count; -}; - -static const struct utmi_clk_param utmi_parameters[] = { - { - .osc_frequency = 13000000, .enable_delay_count = 0x02, - .stable_count = 0x33, .active_delay_count = 0x05, - .xtal_freq_count = 0x7f - }, { - .osc_frequency = 19200000, .enable_delay_count = 0x03, - .stable_count = 0x4b, .active_delay_count = 0x06, - .xtal_freq_count = 0xbb - }, { - .osc_frequency = 12000000, .enable_delay_count = 0x02, - .stable_count = 0x2f, .active_delay_count = 0x04, - .xtal_freq_count = 0x76 - }, { - .osc_frequency = 26000000, .enable_delay_count = 0x04, - .stable_count = 0x66, .active_delay_count = 0x09, - .xtal_freq_count = 0xfe - }, { - .osc_frequency = 16800000, .enable_delay_count = 0x03, - .stable_count = 0x41, .active_delay_count = 0x0a, - .xtal_freq_count = 0xa4 - }, -}; - /* peripheral mux definitions */ static const char *mux_plld_out0_plld2_out0[] = { @@ -986,92 +923,9 @@ static void __init tegra114_fixed_clk_init(void __iomem *clk_base) } -static __init void tegra114_utmi_param_configure(void __iomem *clk_base) -{ - unsigned int i; - u32 reg; - - for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { - if (osc_freq == utmi_parameters[i].osc_frequency) - break; - } - - if (i >= ARRAY_SIZE(utmi_parameters)) { - pr_err("%s: Unexpected oscillator freq %lu\n", __func__, - osc_freq); - return; - } - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL stable and active counts */ - /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */ - reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); - reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count); - - reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i]. - active_delay_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; - - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL delay and oscillator frequency counts */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i]. - enable_delay_count); - - reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); - reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i]. - xtal_freq_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - /* Setup HW control of UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; - reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; - reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - udelay(1); - - /* Setup SW override of UTMIPLL assuming USB2.0 - ports are assigned to USB2 */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL; - reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - udelay(1); - - /* Enable HW control UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); -} - static void __init tegra114_pll_init(void __iomem *clk_base, void __iomem *pmc) { - u32 val; struct clk *clk; /* PLLC */ @@ -1118,16 +972,10 @@ static void __init tegra114_pll_init(void __iomem *clk_base, CLK_SET_RATE_PARENT, 1, 1); /* PLLU */ - val = readl(clk_base + pll_u_params.base_reg); - val &= ~BIT(24); /* disable PLLU_OVERRIDE */ - writel(val, clk_base + pll_u_params.base_reg); - - clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0, - &pll_u_params, &pll_u_lock); + clk = tegra_clk_register_pllu_tegra114("pll_u", "pll_ref", clk_base, 0, + &pll_u_params, &pll_u_lock); clks[TEGRA114_CLK_PLL_U] = clk; - tegra114_utmi_param_configure(clk_base); - /* PLLU_480M */ clk = clk_register_gate(NULL, "pll_u_480M", "pll_u", CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index f4fbbf1..a112d3d 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -99,32 +99,6 @@ #define CCLKG_BURST_POLICY 0x368 -#define UTMIP_PLL_CFG2 0x488 -#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6) -#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) - -#define UTMIP_PLL_CFG1 0x484 -#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6) -#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) -#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) - -#define UTMIPLL_HW_PWRDN_CFG0 0x52c -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) -#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) -#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) -#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) -#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) -#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) - /* Tegra CPU clock and reset control regs */ #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 @@ -764,43 +738,6 @@ static struct tegra_clk_pll_params pll_u_params = { TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE, }; -struct utmi_clk_param { - /* Oscillator Frequency in KHz */ - u32 osc_frequency; - /* UTMIP PLL Enable Delay Count */ - u8 enable_delay_count; - /* UTMIP PLL Stable count */ - u8 stable_count; - /* UTMIP PLL Active delay count */ - u8 active_delay_count; - /* UTMIP PLL Xtal frequency count */ - u8 xtal_freq_count; -}; - -static const struct utmi_clk_param utmi_parameters[] = { - { - .osc_frequency = 13000000, .enable_delay_count = 0x02, - .stable_count = 0x33, .active_delay_count = 0x05, - .xtal_freq_count = 0x7f - }, { - .osc_frequency = 19200000, .enable_delay_count = 0x03, - .stable_count = 0x4b, .active_delay_count = 0x06, - .xtal_freq_count = 0xbb - }, { - .osc_frequency = 12000000, .enable_delay_count = 0x02, - .stable_count = 0x2f, .active_delay_count = 0x04, - .xtal_freq_count = 0x76 - }, { - .osc_frequency = 26000000, .enable_delay_count = 0x04, - .stable_count = 0x66, .active_delay_count = 0x09, - .xtal_freq_count = 0xfe - }, { - .osc_frequency = 16800000, .enable_delay_count = 0x03, - .stable_count = 0x41, .active_delay_count = 0x0a, - .xtal_freq_count = 0xa4 - }, -}; - static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { [tegra_clk_ispb] = { .dt_id = TEGRA124_CLK_ISPB, .present = true }, [tegra_clk_rtc] = { .dt_id = TEGRA124_CLK_RTC, .present = true }, @@ -1063,88 +1000,6 @@ static struct tegra_devclk devclks[] __initdata = { static struct clk **clks; -static void tegra124_utmi_param_configure(void __iomem *clk_base) -{ - unsigned int i; - u32 reg; - - for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { - if (osc_freq == utmi_parameters[i].osc_frequency) - break; - } - - if (i >= ARRAY_SIZE(utmi_parameters)) { - pr_err("%s: Unexpected oscillator freq %lu\n", __func__, - osc_freq); - return; - } - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL stable and active counts */ - /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */ - reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); - reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count); - - reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i]. - active_delay_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; - - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL delay and oscillator frequency counts */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i]. - enable_delay_count); - - reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); - reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i]. - xtal_freq_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - /* Setup HW control of UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; - reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; - reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - udelay(1); - - /* Setup SW override of UTMIPLL assuming USB2.0 - ports are assigned to USB2 */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL; - reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - udelay(1); - - /* Enable HW control UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); -} - static __init void tegra124_periph_clk_init(void __iomem *clk_base, void __iomem *pmc_base) { @@ -1195,7 +1050,6 @@ static __init void tegra124_periph_clk_init(void __iomem *clk_base, static void __init tegra124_pll_init(void __iomem *clk_base, void __iomem *pmc) { - u32 val; struct clk *clk; /* PLLC */ @@ -1256,17 +1110,11 @@ static void __init tegra124_pll_init(void __iomem *clk_base, clks[TEGRA124_CLK_PLL_M_UD] = clk; /* PLLU */ - val = readl(clk_base + pll_u_params.base_reg); - val &= ~BIT(24); /* disable PLLU_OVERRIDE */ - writel(val, clk_base + pll_u_params.base_reg); - - clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc, 0, - &pll_u_params, &pll_u_lock); + clk = tegra_clk_register_pllu_tegra114("pll_u", "pll_ref", clk_base, 0, + &pll_u_params, &pll_u_lock); clk_register_clkdev(clk, "pll_u", NULL); clks[TEGRA124_CLK_PLL_U] = clk; - tegra124_utmi_param_configure(clk_base); - /* PLLU_480M */ clk = clk_register_gate(NULL, "pll_u_480M", "pll_u", CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c index 456cf58..2896d2e 100644 --- a/drivers/clk/tegra/clk-tegra210.c +++ b/drivers/clk/tegra/clk-tegra210.c @@ -155,27 +155,6 @@ #define PMC_PLLM_WB0_OVERRIDE 0x1dc #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0 -#define UTMIP_PLL_CFG2 0x488 -#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6) -#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25) - -#define UTMIP_PLL_CFG1 0x484 -#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27) -#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) -#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) - #define SATA_PLL_CFG0 0x490 #define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0) #define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2) @@ -1366,9 +1345,9 @@ static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv) static struct tegra_clk_pll_freq_table pll_x_freq_table[] = { /* 1 GHz */ - { 12000000, 1000000000, 166, 1, 1, 0 }, /* actual: 996.0 MHz */ - { 13000000, 1000000000, 153, 1, 1, 0 }, /* actual: 994.0 MHz */ - { 38400000, 1000000000, 156, 3, 1, 0 }, /* actual: 998.4 MHz */ + { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */ + { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */ + { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */ { 0, 0, 0, 0, 0, 0 }, }; @@ -1417,9 +1396,9 @@ static struct div_nmp pllc_nmp = { }; static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = { - { 12000000, 510000000, 85, 1, 1, 0 }, - { 13000000, 510000000, 78, 1, 1, 0 }, /* actual: 507.0 MHz */ - { 38400000, 510000000, 79, 3, 1, 0 }, /* actual: 505.6 MHz */ + { 12000000, 510000000, 85, 1, 2, 0 }, + { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */ + { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */ { 0, 0, 0, 0, 0, 0 }, }; @@ -1532,9 +1511,9 @@ static struct div_nmp pllss_nmp = { }; static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = { - { 12000000, 600000000, 50, 1, 0, 0 }, - { 13000000, 600000000, 46, 1, 0, 0 }, /* actual: 598.0 MHz */ - { 38400000, 600000000, 62, 4, 0, 0 }, /* actual: 595.2 MHz */ + { 12000000, 600000000, 50, 1, 1, 0 }, + { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */ + { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */ { 0, 0, 0, 0, 0, 0 }, }; @@ -1583,19 +1562,19 @@ static struct tegra_clk_pll_params pll_c4_vco_params = { }; static struct tegra_clk_pll_freq_table pll_m_freq_table[] = { - { 12000000, 800000000, 66, 1, 0, 0 }, /* actual: 792.0 MHz */ - { 13000000, 800000000, 61, 1, 0, 0 }, /* actual: 793.0 MHz */ - { 38400000, 297600000, 93, 4, 2, 0 }, - { 38400000, 400000000, 125, 4, 2, 0 }, - { 38400000, 532800000, 111, 4, 1, 0 }, - { 38400000, 665600000, 104, 3, 1, 0 }, - { 38400000, 800000000, 125, 3, 1, 0 }, - { 38400000, 931200000, 97, 4, 0, 0 }, - { 38400000, 1065600000, 111, 4, 0, 0 }, - { 38400000, 1200000000, 125, 4, 0, 0 }, - { 38400000, 1331200000, 104, 3, 0, 0 }, - { 38400000, 1459200000, 76, 2, 0, 0 }, - { 38400000, 1600000000, 125, 3, 0, 0 }, + { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */ + { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */ + { 38400000, 297600000, 93, 4, 3, 0 }, + { 38400000, 400000000, 125, 4, 3, 0 }, + { 38400000, 532800000, 111, 4, 2, 0 }, + { 38400000, 665600000, 104, 3, 2, 0 }, + { 38400000, 800000000, 125, 3, 2, 0 }, + { 38400000, 931200000, 97, 4, 1, 0 }, + { 38400000, 1065600000, 111, 4, 1, 0 }, + { 38400000, 1200000000, 125, 4, 1, 0 }, + { 38400000, 1331200000, 104, 3, 1, 0 }, + { 38400000, 1459200000, 76, 2, 1, 0 }, + { 38400000, 1600000000, 125, 3, 1, 0 }, { 0, 0, 0, 0, 0, 0 }, }; @@ -1705,9 +1684,9 @@ static struct tegra_clk_pll_params pll_e_params = { }; static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = { - { 12000000, 672000000, 56, 1, 0, 0 }, - { 13000000, 672000000, 51, 1, 0, 0 }, /* actual: 663.0 MHz */ - { 38400000, 672000000, 70, 4, 0, 0 }, + { 12000000, 672000000, 56, 1, 1, 0 }, + { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */ + { 38400000, 672000000, 70, 4, 1, 0 }, { 0, 0, 0, 0, 0, 0 }, }; @@ -1754,8 +1733,8 @@ static struct div_nmp pllp_nmp = { }; static struct tegra_clk_pll_freq_table pll_p_freq_table[] = { - { 12000000, 408000000, 34, 1, 0, 0 }, - { 38400000, 408000000, 85, 8, 0, 0 }, /* cf = 4.8MHz, allowed exception */ + { 12000000, 408000000, 34, 1, 1, 0 }, + { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */ { 0, 0, 0, 0, 0, 0 }, }; @@ -1820,14 +1799,14 @@ static struct div_nmp plla_nmp = { }; static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { - { 12000000, 282240000, 47, 1, 1, 1, 0xf148 }, /* actual: 282240234 */ - { 12000000, 368640000, 61, 1, 1, 1, 0xfe15 }, /* actual: 368640381 */ - { 12000000, 240000000, 60, 1, 2, 1, 0 }, - { 13000000, 282240000, 43, 1, 1, 1, 0xfd7d }, /* actual: 282239807 */ - { 13000000, 368640000, 56, 1, 1, 1, 0x06d8 }, /* actual: 368640137 */ - { 13000000, 240000000, 55, 1, 2, 1, 0 }, /* actual: 238.3 MHz */ - { 38400000, 282240000, 44, 3, 1, 1, 0xf333 }, /* actual: 282239844 */ - { 38400000, 368640000, 57, 3, 1, 1, 0x0333 }, /* actual: 368639844 */ + { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */ + { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */ + { 12000000, 240000000, 60, 1, 3, 1, 0 }, + { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */ + { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */ + { 13000000, 240000000, 55, 1, 3, 1, 0 }, /* actual: 238.3 MHz */ + { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */ + { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */ { 38400000, 240000000, 75, 3, 3, 1, 0 }, { 0, 0, 0, 0, 0, 0, 0 }, }; @@ -1873,9 +1852,9 @@ static struct div_nmp plld_nmp = { }; static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { - { 12000000, 594000000, 99, 1, 1, 0, 0 }, - { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */ - { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 }, + { 12000000, 594000000, 99, 1, 2, 0, 0 }, + { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */ + { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 }, { 0, 0, 0, 0, 0, 0, 0 }, }; @@ -1911,9 +1890,9 @@ static struct tegra_clk_pll_params pll_d_params = { }; static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = { - { 12000000, 594000000, 99, 1, 1, 0, 0xf000 }, - { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */ - { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 }, + { 12000000, 594000000, 99, 1, 2, 0, 0xf000 }, + { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */ + { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 }, { 0, 0, 0, 0, 0, 0, 0 }, }; @@ -1935,8 +1914,9 @@ static struct tegra_clk_pll_params pll_d2_params = { .sdm_din_mask = PLLA_SDM_DIN_MASK, .sdm_ctrl_reg = PLLD2_MISC1, .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK, - .ssc_ctrl_reg = PLLD2_MISC1, - .ssc_ctrl_en_mask = PLLD2_SSC_EN_MASK, + /* disable spread-spectrum for pll_d2 */ + .ssc_ctrl_reg = 0, + .ssc_ctrl_en_mask = 0, .round_p_to_pdiv = pll_qlin_p_to_pdiv, .pdiv_tohw = pll_qlin_pdiv_to_hw, .div_nmp = &pllss_nmp, @@ -1955,9 +1935,9 @@ static struct tegra_clk_pll_params pll_d2_params = { }; static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = { - { 12000000, 270000000, 90, 1, 3, 0, 0xf000 }, - { 13000000, 270000000, 83, 1, 3, 0, 0xf000 }, /* actual: 269.8 MHz */ - { 38400000, 270000000, 28, 1, 3, 0, 0xf400 }, + { 12000000, 270000000, 90, 1, 4, 0, 0xf000 }, + { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */ + { 38400000, 270000000, 28, 1, 4, 0, 0xf400 }, { 0, 0, 0, 0, 0, 0, 0 }, }; @@ -2007,9 +1987,9 @@ static struct div_nmp pllu_nmp = { }; static struct tegra_clk_pll_freq_table pll_u_freq_table[] = { - { 12000000, 480000000, 40, 1, 0, 0 }, - { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */ - { 38400000, 480000000, 25, 2, 0, 0 }, + { 12000000, 480000000, 40, 1, 1, 0 }, + { 13000000, 480000000, 36, 1, 1, 0 }, /* actual: 468.0 MHz */ + { 38400000, 480000000, 25, 2, 1, 0 }, { 0, 0, 0, 0, 0, 0 }, }; @@ -2037,47 +2017,6 @@ static struct tegra_clk_pll_params pll_u_vco_params = { .calc_rate = tegra210_pll_fixed_mdiv_cfg, }; -struct utmi_clk_param { - /* Oscillator Frequency in KHz */ - u32 osc_frequency; - /* UTMIP PLL Enable Delay Count */ - u8 enable_delay_count; - /* UTMIP PLL Stable count */ - u16 stable_count; - /* UTMIP PLL Active delay count */ - u8 active_delay_count; - /* UTMIP PLL Xtal frequency count */ - u16 xtal_freq_count; -}; - -static const struct utmi_clk_param utmi_parameters[] = { - { - .osc_frequency = 38400000, .enable_delay_count = 0x0, - .stable_count = 0x0, .active_delay_count = 0x6, - .xtal_freq_count = 0x80 - }, { - .osc_frequency = 13000000, .enable_delay_count = 0x02, - .stable_count = 0x33, .active_delay_count = 0x05, - .xtal_freq_count = 0x7f - }, { - .osc_frequency = 19200000, .enable_delay_count = 0x03, - .stable_count = 0x4b, .active_delay_count = 0x06, - .xtal_freq_count = 0xbb - }, { - .osc_frequency = 12000000, .enable_delay_count = 0x02, - .stable_count = 0x2f, .active_delay_count = 0x08, - .xtal_freq_count = 0x76 - }, { - .osc_frequency = 26000000, .enable_delay_count = 0x04, - .stable_count = 0x66, .active_delay_count = 0x09, - .xtal_freq_count = 0xfe - }, { - .osc_frequency = 16800000, .enable_delay_count = 0x03, - .stable_count = 0x41, .active_delay_count = 0x0a, - .xtal_freq_count = 0xa4 - }, -}; - static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true }, [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true }, @@ -2154,6 +2093,8 @@ static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true }, [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true }, [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true }, + [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true }, + [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true }, [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true }, [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, }, [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true }, @@ -2345,114 +2286,6 @@ static struct tegra_audio_clk_info tegra210_audio_plls[] = { static struct clk **clks; -static void tegra210_utmi_param_configure(void __iomem *clk_base) -{ - u32 reg; - int i; - - for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { - if (osc_freq == utmi_parameters[i].osc_frequency) - break; - } - - if (i >= ARRAY_SIZE(utmi_parameters)) { - pr_err("%s: Unexpected oscillator freq %lu\n", __func__, - osc_freq); - return; - } - - reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0); - reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE | - PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT | - PLLU_HW_PWRDN_CFG0_USE_LOCKDET; - reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL | - PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL); - writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0); - - reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0); - reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE; - writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0); - udelay(1); - - reg = readl_relaxed(clk_base + PLLU_BASE); - reg &= ~PLLU_BASE_CLKENABLE_USB; - writel_relaxed(reg, clk_base + PLLU_BASE); - - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - udelay(10); - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL stable and active counts */ - /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */ - reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); - reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count); - - reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i]. - active_delay_count); - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL delay and oscillator frequency counts */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i]. - enable_delay_count); - - reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); - reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i]. - xtal_freq_count); - - reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - /* Remove power downs from UTMIP PLL control bits */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - udelay(1); - - /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); - reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP; - reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP; - reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); - - /* Setup HW control of UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); - - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; - reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); - - udelay(1); - - reg = readl_relaxed(clk_base + XUSB_PLL_CFG0); - reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY; - writel_relaxed(reg, clk_base + XUSB_PLL_CFG0); - - udelay(1); - - /* Enable HW control UTMIPLL */ - reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); - reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; - writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); -} - static __init void tegra210_periph_clk_init(void __iomem *clk_base, void __iomem *pmc_base) { @@ -2463,18 +2296,18 @@ static __init void tegra210_periph_clk_init(void __iomem *clk_base, 1, 2); clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk; - clk = tegra_clk_register_periph_fixed("dpaux", "pll_p", 0, clk_base, + clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base, + 1, 17, 222); + clks[TEGRA210_CLK_SOR_SAFE] = clk; + + clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base, 1, 17, 181); clks[TEGRA210_CLK_DPAUX] = clk; - clk = tegra_clk_register_periph_fixed("dpaux1", "pll_p", 0, clk_base, + clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base, 1, 17, 207); clks[TEGRA210_CLK_DPAUX1] = clk; - clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base, - 1, 17, 222); - clks[TEGRA210_CLK_SOR_SAFE] = clk; - /* pll_d_dsi_out */ clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0, clk_base + PLLD_MISC0, 21, 0, &pll_d_lock); @@ -2520,7 +2353,6 @@ static __init void tegra210_periph_clk_init(void __iomem *clk_base, static void __init tegra210_pll_init(void __iomem *clk_base, void __iomem *pmc) { - u32 val; struct clk *clk; /* PLLC */ @@ -2580,12 +2412,9 @@ static void __init tegra210_pll_init(void __iomem *clk_base, clks[TEGRA210_CLK_PLL_M_UD] = clk; /* PLLU_VCO */ - val = readl(clk_base + pll_u_vco_params.base_reg); - val &= ~PLLU_BASE_OVERRIDE; /* disable PLLU_OVERRIDE */ - writel(val, clk_base + pll_u_vco_params.base_reg); - - clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc, - 0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq); + clk = tegra_clk_register_pllu_tegra210("pll_u_vco", "pll_ref", + clk_base, 0, &pll_u_vco_params, + &pll_u_lock); clk_register_clkdev(clk, "pll_u_vco", NULL); clks[TEGRA210_CLK_PLL_U] = clk; @@ -2618,8 +2447,6 @@ static void __init tegra210_pll_init(void __iomem *clk_base, clk_register_clkdev(clk, "pll_u_out2", NULL); clks[TEGRA210_CLK_PLL_U_OUT2] = clk; - tegra210_utmi_param_configure(clk_base); - /* PLLU_480M */ clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco", CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index 9396f49..8e2db5e 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -118,20 +118,6 @@ #define AUDIO_SYNC_DOUBLER 0x49c -#define UTMIP_PLL_CFG2 0x488 -#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xffff) << 6) -#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) -#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) - -#define UTMIP_PLL_CFG1 0x484 -#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 6) -#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) -#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) -#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) -#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) - /* Tegra CPU clock and reset control regs */ #define TEGRA_CLK_RST_CONTROLLER_CLK_CPU_CMPLX 0x4c #define TEGRA_CLK_RST_CONTROLLER_RST_CPU_CMPLX_SET 0x340 @@ -207,46 +193,6 @@ static DEFINE_SPINLOCK(emc_lock); static struct clk **clks; -/* - * Structure defining the fields for USB UTMI clocks Parameters. - */ -struct utmi_clk_param { - /* Oscillator Frequency in KHz */ - u32 osc_frequency; - /* UTMIP PLL Enable Delay Count */ - u8 enable_delay_count; - /* UTMIP PLL Stable count */ - u8 stable_count; - /* UTMIP PLL Active delay count */ - u8 active_delay_count; - /* UTMIP PLL Xtal frequency count */ - u8 xtal_freq_count; -}; - -static const struct utmi_clk_param utmi_parameters[] = { - { - .osc_frequency = 13000000, .enable_delay_count = 0x02, - .stable_count = 0x33, .active_delay_count = 0x05, - .xtal_freq_count = 0x7f - }, { - .osc_frequency = 19200000, .enable_delay_count = 0x03, - .stable_count = 0x4b, .active_delay_count = 0x06, - .xtal_freq_count = 0xbb - }, { - .osc_frequency = 12000000, .enable_delay_count = 0x02, - .stable_count = 0x2f, .active_delay_count = 0x04, - .xtal_freq_count = 0x76 - }, { - .osc_frequency = 26000000, .enable_delay_count = 0x04, - .stable_count = 0x66, .active_delay_count = 0x09, - .xtal_freq_count = 0xfe - }, { - .osc_frequency = 16800000, .enable_delay_count = 0x03, - .stable_count = 0x41, .active_delay_count = 0x0a, - .xtal_freq_count = 0xa4 - }, -}; - static struct tegra_clk_pll_freq_table pll_c_freq_table[] = { { 12000000, 1040000000, 520, 6, 1, 8 }, { 13000000, 1040000000, 480, 6, 1, 8 }, @@ -873,59 +819,6 @@ static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = { [tegra_clk_pll_a_out0] = { .dt_id = TEGRA30_CLK_PLL_A_OUT0, .present = true }, }; -static void tegra30_utmi_param_configure(void) -{ - unsigned int i; - u32 reg; - - for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { - if (input_freq == utmi_parameters[i].osc_frequency) - break; - } - - if (i >= ARRAY_SIZE(utmi_parameters)) { - pr_err("%s: Unexpected input rate %lu\n", __func__, input_freq); - return; - } - - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL stable and active counts */ - reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); - reg |= UTMIP_PLL_CFG2_STABLE_COUNT( - utmi_parameters[i].stable_count); - - reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT( - utmi_parameters[i].active_delay_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; - reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN; - - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); - - /* Program UTMIP PLL delay and oscillator frequency counts */ - reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); - reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); - - reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT( - utmi_parameters[i].enable_delay_count); - - reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); - reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT( - utmi_parameters[i].xtal_freq_count); - - /* Remove power downs from UTMIP PLL control bits */ - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN; - reg &= ~UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; - - writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); -} - static const char *pll_e_parents[] = { "pll_ref", "pll_p" }; static void __init tegra30_pll_init(void) @@ -972,12 +865,10 @@ static void __init tegra30_pll_init(void) clks[TEGRA30_CLK_PLL_X_OUT0] = clk; /* PLLU */ - clk = tegra_clk_register_pll("pll_u", "pll_ref", clk_base, pmc_base, 0, - &pll_u_params, NULL); + clk = tegra_clk_register_pllu("pll_u", "pll_ref", clk_base, 0, + &pll_u_params, NULL); clks[TEGRA30_CLK_PLL_U] = clk; - tegra30_utmi_param_configure(); - /* PLLD */ clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc_base, 0, &pll_d_params, &pll_d_lock); diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h index 9421f03..6ba82ec 100644 --- a/drivers/clk/tegra/clk.h +++ b/drivers/clk/tegra/clk.h @@ -427,6 +427,23 @@ struct clk *tegra_clk_register_pllmb(const char *name, const char *parent_name, struct tegra_clk_pll_params *pll_params, spinlock_t *lock); +struct clk *tegra_clk_register_pllu(const char *name, const char *parent_name, + void __iomem *clk_base, unsigned long flags, + struct tegra_clk_pll_params *pll_params, + spinlock_t *lock); + +struct clk *tegra_clk_register_pllu_tegra114(const char *name, + const char *parent_name, + void __iomem *clk_base, unsigned long flags, + struct tegra_clk_pll_params *pll_params, + spinlock_t *lock); + +struct clk *tegra_clk_register_pllu_tegra210(const char *name, + const char *parent_name, + void __iomem *clk_base, unsigned long flags, + struct tegra_clk_pll_params *pll_params, + spinlock_t *lock); + /** * struct tegra_clk_pll_out - PLL divider down clock * |
