diff options
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r-- | arch/arm/mach-omap2/Kconfig | 10 | ||||
-rw-r--r-- | arch/arm/mach-omap2/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-generic.c | 36 | ||||
-rw-r--r-- | arch/arm/mach-omap2/board-igep0020.c | 41 | ||||
-rw-r--r-- | arch/arm/mach-omap2/common.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-omap2/devices.c | 38 | ||||
-rw-r--r-- | arch/arm/mach-omap2/dss-common.c | 44 | ||||
-rw-r--r-- | arch/arm/mach-omap2/dss-common.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap2/gpmc.c | 38 | ||||
-rw-r--r-- | arch/arm/mach-omap2/mux.c | 8 | ||||
-rw-r--r-- | arch/arm/mach-omap2/pdata-quirks.c | 174 | ||||
-rw-r--r-- | arch/arm/mach-omap2/prm3xxx.h | 8 | ||||
-rw-r--r-- | arch/arm/mach-omap2/prm44xx_54xx.h | 8 | ||||
-rw-r--r-- | arch/arm/mach-omap2/prm_common.c | 11 |
14 files changed, 299 insertions, 123 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index b5fb5f7..f6a1db1 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -94,6 +94,7 @@ config ARCH_OMAP2PLUS select GENERIC_CLOCKEVENTS select GENERIC_IRQ_CHIP select HAVE_CLK + select MACH_OMAP_GENERIC select OMAP_DM_TIMER select PINCTRL select PROC_DEVICETREE if PROC_FS @@ -187,16 +188,11 @@ config OMAP_PACKAGE_CUS config OMAP_PACKAGE_CBP bool -comment "OMAP Board Type" +comment "OMAP Legacy Platform Data Board Type" depends on ARCH_OMAP2PLUS config MACH_OMAP_GENERIC - bool "Generic OMAP2+ board" - depends on ARCH_OMAP2PLUS - default y - help - Support for generic TI OMAP2+ boards using Flattened Device Tree. - More information at Documentation/devicetree + bool config MACH_OMAP2_TUSB6010 bool diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index afb457c..f8d4a1b 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -233,7 +233,7 @@ obj-y += drm.o endif # Specific board support -obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o +obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o pdata-quirks.o obj-$(CONFIG_MACH_OMAP_H4) += board-h4.o obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 87162e1..3896b12 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -15,13 +15,10 @@ #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/irqdomain.h> -#include <linux/clk.h> #include <asm/mach/arch.h> #include "common.h" -#include "common-board-devices.h" -#include "dss-common.h" #if !(defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)) #define intc_of_init NULL @@ -36,40 +33,9 @@ static struct of_device_id omap_dt_match_table[] __initdata = { { } }; -/* - * Create alias for USB host PHY clock. - * Remove this when clock phandle can be provided via DT - */ -static void __init legacy_init_ehci_clk(char *clkname) -{ - int ret; - - ret = clk_add_alias("main_clk", NULL, clkname, NULL); - if (ret) { - pr_err("%s:Failed to add main_clk alias to %s :%d\n", - __func__, clkname, ret); - } -} - static void __init omap_generic_init(void) { - omap_sdrc_init(NULL, NULL); - - of_platform_populate(NULL, omap_dt_match_table, NULL, NULL); - - /* - * HACK: call display setup code for selected boards to enable omapdss. - * This will be removed when omapdss supports DT. - */ - if (of_machine_is_compatible("ti,omap4-panda")) { - omap4_panda_display_init_of(); - legacy_init_ehci_clk("auxclk3_ck"); - - } - else if (of_machine_is_compatible("ti,omap4-sdp")) - omap_4430sdp_display_init_of(); - else if (of_machine_is_compatible("ti,omap5-uevm")) - legacy_init_ehci_clk("auxclk1_ck"); + pdata_quirks_init(omap_dt_match_table); } #ifdef CONFIG_SOC_OMAP2420 diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 06dbb2d..d648d50 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -43,6 +43,7 @@ #include "board-flash.h" #include "control.h" #include "gpmc-onenand.h" +#include "dss-common.h" #define IGEP2_SMSC911X_CS 5 #define IGEP2_SMSC911X_GPIO 176 @@ -50,7 +51,6 @@ #define IGEP2_GPIO_LED0_GREEN 26 #define IGEP2_GPIO_LED0_RED 27 #define IGEP2_GPIO_LED1_RED 28 -#define IGEP2_GPIO_DVI_PUP 170 #define IGEP2_RB_GPIO_WIFI_NPD 94 #define IGEP2_RB_GPIO_WIFI_NRESET 95 @@ -429,41 +429,6 @@ static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = { .setup = igep_twl_gpio_setup, }; -static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = { - .name = "dvi", - .source = "tfp410.0", - .i2c_bus_num = 3, -}; - -static struct platform_device omap3stalker_dvi_connector_device = { - .name = "connector-dvi", - .id = 0, - .dev.platform_data = &omap3stalker_dvi_connector_pdata, -}; - -static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = { - .name = "tfp410.0", - .source = "dpi.0", - .data_lines = 24, - .power_down_gpio = IGEP2_GPIO_DVI_PUP, -}; - -static struct platform_device omap3stalker_tfp410_device = { - .name = "tfp410", - .id = 0, - .dev.platform_data = &omap3stalker_tfp410_pdata, -}; - -static struct omap_dss_board_info igep2_dss_data = { - .default_display_name = "dvi", -}; - -static struct platform_device *igep_devices[] __initdata = { - &igep_vwlan_device, - &omap3stalker_tfp410_device, - &omap3stalker_dvi_connector_device, -}; - static int igep2_keymap[] = { KEY(0, 0, KEY_LEFT), KEY(0, 1, KEY_RIGHT), @@ -663,7 +628,8 @@ static void __init igep_init(void) /* Register I2C busses and drivers */ igep_i2c_init(); - platform_add_devices(igep_devices, ARRAY_SIZE(igep_devices)); + platform_device_register(&igep_vwlan_device); + omap3_igep2_display_init_of(); omap_serial_init(); omap_sdrc_init(m65kxxxxam_sdrc_params, m65kxxxxam_sdrc_params); @@ -681,7 +647,6 @@ static void __init igep_init(void) igep_wlan_bt_init(); if (machine_is_igep0020()) { - omap_display_init(&igep2_dss_data); igep2_init_smsc911x(); usbhs_init_phys(igep2_phy_data, ARRAY_SIZE(igep2_phy_data)); usbhs_init(&igep2_usbhs_bdata); diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 4a5684b..c6aebf0 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -288,6 +288,9 @@ static inline void omap4_cpu_resume(void) #endif +void pdata_quirks_init(struct of_device_id *); +void omap_pcs_legacy_init(int irq, void (*rearm)(void)); + struct omap_sdrc_params; extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1); diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 5c5315b..5336c75 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -19,7 +19,6 @@ #include <linux/of.h> #include <linux/pinctrl/machine.h> #include <linux/platform_data/omap4-keypad.h> -#include <linux/wl12xx.h> #include <linux/platform_data/mailbox-omap.h> #include <asm/mach-types.h> @@ -475,40 +474,6 @@ static void omap_init_vout(void) static inline void omap_init_vout(void) {} #endif -#if IS_ENABLED(CONFIG_WL12XX) - -static struct wl12xx_platform_data wl12xx __initdata; - -void __init omap_init_wl12xx_of(void) -{ - int ret; - - if (!of_have_populated_dt()) - return; - - if (of_machine_is_compatible("ti,omap4-sdp")) { - wl12xx.board_ref_clock = WL12XX_REFCLOCK_26; - wl12xx.board_tcxo_clock = WL12XX_TCXOCLOCK_26; - wl12xx.irq = gpio_to_irq(53); - } else if (of_machine_is_compatible("ti,omap4-panda")) { - wl12xx.board_ref_clock = WL12XX_REFCLOCK_38; - wl12xx.irq = gpio_to_irq(53); - } else { - return; - } - - ret = wl12xx_set_platform_data(&wl12xx); - if (ret) { - pr_err("error setting wl12xx data: %d\n", ret); - return; - } -} -#else -static inline void omap_init_wl12xx_of(void) -{ -} -#endif - /*-------------------------------------------------------------------------*/ static int __init omap2_init_devices(void) @@ -531,9 +496,6 @@ static int __init omap2_init_devices(void) omap_init_sham(); omap_init_aes(); omap_init_rng(); - } else { - /* These can be removed when bindings are done */ - omap_init_wl12xx_of(); } omap_init_sti(); omap_init_vout(); diff --git a/arch/arm/mach-omap2/dss-common.c b/arch/arm/mach-omap2/dss-common.c index bf89eff..365bfd3 100644 --- a/arch/arm/mach-omap2/dss-common.c +++ b/arch/arm/mach-omap2/dss-common.c @@ -213,3 +213,47 @@ void __init omap_4430sdp_display_init_of(void) platform_device_register(&sdp4430_tpd_device); platform_device_register(&sdp4430_hdmi_connector_device); } + + +/* OMAP3 IGEPv2 data */ + +#define IGEP2_DVI_TFP410_POWER_DOWN_GPIO 170 + +/* DVI Connector */ +static struct connector_dvi_platform_data omap3_igep2_dvi_connector_pdata = { + .name = "dvi", + .source = "tfp410.0", + .i2c_bus_num = 3, +}; + +static struct platform_device omap3_igep2_dvi_connector_device = { + .name = "connector-dvi", + .id = 0, + .dev.platform_data = &omap3_igep2_dvi_connector_pdata, +}; + +/* TFP410 DPI-to-DVI chip */ +static struct encoder_tfp410_platform_data omap3_igep2_tfp410_pdata = { + .name = "tfp410.0", + .source = "dpi.0", + .data_lines = 24, + .power_down_gpio = IGEP2_DVI_TFP410_POWER_DOWN_GPIO, +}; + +static struct platform_device omap3_igep2_tfp410_device = { + .name = "tfp410", + .id = 0, + .dev.platform_data = &omap3_igep2_tfp410_pdata, +}; + +static struct omap_dss_board_info igep2_dss_data = { + .default_display_name = "dvi", +}; + +void __init omap3_igep2_display_init_of(void) +{ + omap_display_init(&igep2_dss_data); + + platform_device_register(&omap3_igep2_tfp410_device); + platform_device_register(&omap3_igep2_dvi_connector_device); +} diff --git a/arch/arm/mach-omap2/dss-common.h b/arch/arm/mach-omap2/dss-common.h index c28fe3c..a9becf0 100644 --- a/arch/arm/mach-omap2/dss-common.h +++ b/arch/arm/mach-omap2/dss-common.h @@ -8,5 +8,6 @@ void __init omap4_panda_display_init_of(void); void __init omap_4430sdp_display_init_of(void); +void __init omap3_igep2_display_init_of(void); #endif diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 579697a..51525fa 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -1521,6 +1521,42 @@ err: return ret; } +/* + * REVISIT: Add timing support from slls644g.pdf + */ +static int gpmc_probe_8250(struct platform_device *pdev, + struct device_node *child) +{ + struct resource res; + unsigned long base; + int ret, cs; + + if (of_property_read_u32(child, "reg", &cs) < 0) { + dev_err(&pdev->dev, "%s has no 'reg' property\n", + child->full_name); + return -ENODEV; + } + + if (of_address_to_resource(child, 0, &res) < 0) { + dev_err(&pdev->dev, "%s has malformed 'reg' property\n", + child->full_name); + return -ENODEV; + } + + ret = gpmc_cs_request(cs, resource_size(&res), &base); + if (ret < 0) { + dev_err(&pdev->dev, "cannot request GPMC CS %d\n", cs); + return ret; + } + + if (of_platform_device_create(child, NULL, &pdev->dev)) + return 0; + + dev_err(&pdev->dev, "failed to create gpmc child %s\n", child->name); + + return -ENODEV; +} + static int gpmc_probe_dt(struct platform_device *pdev) { int ret; @@ -1564,6 +1600,8 @@ static int gpmc_probe_dt(struct platform_device *pdev) else if (of_node_cmp(child->name, "ethernet") == 0 || of_node_cmp(child->name, "nor") == 0) ret = gpmc_probe_generic_child(pdev, child); + else if (of_node_cmp(child->name, "8250") == 0) + ret = gpmc_probe_8250(pdev, child); if (WARN(ret < 0, "%s: probing gpmc child %s failed\n", __func__, child->full_name)) diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index f82cf87..48094b5 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -811,6 +811,12 @@ int __init omap_mux_late_init(void) } } + omap_mux_dbg_init(); + + /* see pinctrl-single-omap for the wake-up interrupt handling */ + if (of_have_populated_dt()) + return 0; + ret = request_irq(omap_prcm_event_to_irq("io"), omap_hwmod_mux_handle_irq, IRQF_SHARED | IRQF_NO_SUSPEND, "hwmod_io", omap_mux_late_init); @@ -818,8 +824,6 @@ int __init omap_mux_late_init(void) if (ret) pr_warning("mux: Failed to setup hwmod io irq %d\n", ret); - omap_mux_dbg_init(); - return 0; } diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c new file mode 100644 index 0000000..10c7145 --- /dev/null +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -0,0 +1,174 @@ +/* + * Legacy platform_data quirks + * + * Copyright (C) 2013 Texas Instruments + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/clk.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/of_platform.h> +#include <linux/wl12xx.h> + +#include <linux/platform_data/pinctrl-single.h> + +#include "common.h" +#include "common-board-devices.h" +#include "dss-common.h" +#include "control.h" + +struct pdata_init { + const char *compatible; + void (*fn)(void); +}; + +/* + * Create alias for USB host PHY clock. + * Remove this when clock phandle can be provided via DT + */ +static void __init __used legacy_init_ehci_clk(char *clkname) +{ + int ret; + + ret = clk_add_alias("main_clk", NULL, clkname, NULL); + if (ret) + pr_err("%s:Failed to add main_clk alias to %s :%d\n", + __func__, clkname, ret); +} + +#if IS_ENABLED(CONFIG_WL12XX) + +static struct wl12xx_platform_data wl12xx __initdata; + +static void __init __used legacy_init_wl12xx(unsigned ref_clock, + unsigned tcxo_clock, + int gpio) +{ + int res; + + wl12xx.board_ref_clock = ref_clock; + wl12xx.board_tcxo_clock = tcxo_clock; + wl12xx.irq = gpio_to_irq(gpio); + + res = wl12xx_set_platform_data(&wl12xx); + if (res) { + pr_err("error setting wl12xx data: %d\n", res); + return; + } +} +#else +static inline void legacy_init_wl12xx(unsigned ref_clock, + unsigned tcxo_clock, + int gpio) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP3 +static void __init hsmmc2_internal_input_clk(void) +{ + u32 reg; + + reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1); + reg |= OMAP2_MMCSDIO2ADPCLKISEL; + omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1); +} + +static void __init omap3_igep0020_legacy_init(void) +{ + omap3_igep2_display_init_of(); +} + +static void __init omap3_evm_legacy_init(void) +{ + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 149); +} + +static void __init omap3_zoom_legacy_init(void) +{ + legacy_init_wl12xx(WL12XX_REFCLOCK_26, 0, 162); +} +#endif /* CONFIG_ARCH_OMAP3 */ + +#ifdef CONFIG_ARCH_OMAP4 +static void __init omap4_sdp_legacy_init(void) +{ + omap_4430sdp_display_init_of(); + legacy_init_wl12xx(WL12XX_REFCLOCK_26, + WL12XX_TCXOCLOCK_26, 53); +} + +static void __init omap4_panda_legacy_init(void) +{ + omap4_panda_display_init_of(); + legacy_init_ehci_clk("auxclk3_ck"); + legacy_init_wl12xx(WL12XX_REFCLOCK_38, 0, 53); +} +#endif + +#ifdef CONFIG_SOC_OMAP5 +static void __init omap5_uevm_legacy_init(void) +{ + legacy_init_ehci_clk("auxclk1_ck"); +} +#endif + +static struct pcs_pdata pcs_pdata; + +void omap_pcs_legacy_init(int irq, void (*rearm)(void)) +{ + pcs_pdata.irq = irq; + pcs_pdata.rearm = rearm; +} + +struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { +#ifdef CONFIG_ARCH_OMAP3 + OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata), + OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata), +#endif +#ifdef CONFIG_ARCH_OMAP4 + OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata), + OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata), +#endif + { /* sentinel */ }, +}; + +static struct pdata_init pdata_quirks[] __initdata = { +#ifdef CONFIG_ARCH_OMAP3 + { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, + { "nokia,omap3-n950", hsmmc2_internal_input_clk, }, + { "isee,omap3-igep0020", omap3_igep0020_legacy_init, }, + { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, + { "ti,omap3-zoom3", omap3_zoom_legacy_init, }, +#endif +#ifdef CONFIG_ARCH_OMAP4 + { "ti,omap4-sdp", omap4_sdp_legacy_init, }, + { "ti,omap4-panda", omap4_panda_legacy_init, }, +#endif +#ifdef CONFIG_SOC_OMAP5 + { "ti,omap5-uevm", omap5_uevm_legacy_init, }, +#endif + { /* sentinel */ }, +}; + +void __init pdata_quirks_init(struct of_device_id *omap_dt_match_table) +{ + struct pdata_init *quirks = pdata_quirks; + + omap_sdrc_init(NULL, NULL); + of_platform_populate(NULL, omap_dt_match_table, + omap_auxdata_lookup, NULL); + + while (quirks->compatible) { + if (of_machine_is_compatible(quirks->compatible)) { + if (quirks->fn) + quirks->fn(); + break; + } + quirks++; + } +} diff --git a/arch/arm/mach-omap2/prm3xxx.h b/arch/arm/mach-omap2/prm3xxx.h index 277f717..f8eb833 100644 --- a/arch/arm/mach-omap2/prm3xxx.h +++ b/arch/arm/mach-omap2/prm3xxx.h @@ -144,7 +144,13 @@ extern u32 omap3_prm_vcvp_read(u8 offset); extern void omap3_prm_vcvp_write(u32 val, u8 offset); extern u32 omap3_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); -extern void omap3xxx_prm_reconfigure_io_chain(void); +#ifdef CONFIG_ARCH_OMAP3 +void omap3xxx_prm_reconfigure_io_chain(void); +#else +static inline void omap3xxx_prm_reconfigure_io_chain(void) +{ +} +#endif /* PRM interrupt-related functions */ extern void omap3xxx_prm_read_pending_irqs(unsigned long *events); diff --git a/arch/arm/mach-omap2/prm44xx_54xx.h b/arch/arm/mach-omap2/prm44xx_54xx.h index 7cd22ab..a085d9c 100644 --- a/arch/arm/mach-omap2/prm44xx_54xx.h +++ b/arch/arm/mach-omap2/prm44xx_54xx.h @@ -42,7 +42,13 @@ extern u32 omap4_prm_vcvp_read(u8 offset); extern void omap4_prm_vcvp_write(u32 val, u8 offset); extern u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); -extern void omap44xx_prm_reconfigure_io_chain(void); +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) +void omap44xx_prm_reconfigure_io_chain(void); +#else +static inline void omap44xx_prm_reconfigure_io_chain(void) +{ +} +#endif /* PRM interrupt-related functions */ extern void omap44xx_prm_read_pending_irqs(unsigned long *events); diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c index 228b850..a2e1174 100644 --- a/arch/arm/mach-omap2/prm_common.c +++ b/arch/arm/mach-omap2/prm_common.c @@ -24,6 +24,7 @@ #include <linux/interrupt.h> #include <linux/slab.h> +#include "soc.h" #include "prm2xxx_3xxx.h" #include "prm2xxx.h" #include "prm3xxx.h" @@ -322,6 +323,16 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup) prcm_irq_chips[i] = gc; } + if (of_have_populated_dt()) { + int irq = omap_prcm_event_to_irq("io"); + if (cpu_is_omap34xx()) + omap_pcs_legacy_init(irq, + omap3xxx_prm_reconfigure_io_chain); + else + omap_pcs_legacy_init(irq, + omap44xx_prm_reconfigure_io_chain); + } + return 0; err: |