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author | Kukjin Kim <kgene.kim@samsung.com> | 2014-07-23 08:18:08 +0900 |
---|---|---|
committer | Kukjin Kim <kgene.kim@samsung.com> | 2014-07-23 08:18:08 +0900 |
commit | 036c37c5809585495661d0eb6e78e0a3612ccde3 (patch) | |
tree | fd57213411c54bc09844e91d49a1eb86214ca8ed /arch/arm/mach-exynos | |
parent | 9a3c4145af32125c5ee39c0272662b47307a8323 (diff) | |
parent | fce9e5bb25264153f9f002eada41757118d25ba9 (diff) | |
download | op-kernel-dev-036c37c5809585495661d0eb6e78e0a3612ccde3.zip op-kernel-dev-036c37c5809585495661d0eb6e78e0a3612ccde3.tar.gz |
Merge branch 'v3.17-next/cleanup-samsung' into v3.17-next/power-exynos
Diffstat (limited to 'arch/arm/mach-exynos')
-rw-r--r-- | arch/arm/mach-exynos/common.h | 13 | ||||
-rw-r--r-- | arch/arm/mach-exynos/exynos.c | 44 | ||||
-rw-r--r-- | arch/arm/mach-exynos/headsmp.S | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/hotplug.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-exynos/include/mach/map.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-exynos/include/mach/memory.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-exynos/platsmp.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-exynos/pm.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/pm_domains.c | 9 | ||||
-rw-r--r-- | arch/arm/mach-exynos/pmu.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/regs-pmu.h | 4 | ||||
-rw-r--r-- | arch/arm/mach-exynos/regs-sys.h | 22 |
12 files changed, 73 insertions, 34 deletions
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 1ee9176..f8daa9c 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -111,25 +111,14 @@ IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK) #define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \ soc_is_exynos5420() || soc_is_exynos5800()) -void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1); - -struct map_desc; extern void __iomem *sysram_ns_base_addr; extern void __iomem *sysram_base_addr; -void exynos_init_io(void); -void exynos_restart(enum reboot_mode mode, const char *cmd); +extern void __iomem *pmu_base_addr; void exynos_sysram_init(void); -void exynos_cpuidle_init(void); -void exynos_cpufreq_init(void); -void exynos_init_late(void); void exynos_firmware_init(void); -#ifdef CONFIG_PINCTRL_EXYNOS extern u32 exynos_get_eint_wake_mask(void); -#else -static inline u32 exynos_get_eint_wake_mask(void) { return 0xffffffff; } -#endif #ifdef CONFIG_PM_SLEEP extern void __init exynos_pm_init(void); diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c index 46d893f..80cbbc7 100644 --- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -19,6 +19,7 @@ #include <linux/of_platform.h> #include <linux/platform_device.h> #include <linux/pm_domain.h> +#include <linux/irqchip.h> #include <asm/cacheflush.h> #include <asm/hardware/cache-l2x0.h> @@ -29,6 +30,9 @@ #include "common.h" #include "mfc.h" #include "regs-pmu.h" +#include "regs-sys.h" + +void __iomem *pmu_base_addr; static struct map_desc exynos4_iodesc[] __initdata = { { @@ -143,7 +147,7 @@ static struct map_desc exynos5_iodesc[] __initdata = { }, }; -void exynos_restart(enum reboot_mode mode, const char *cmd) +static void exynos_restart(enum reboot_mode mode, const char *cmd) { struct device_node *np; u32 val = 0x1; @@ -204,7 +208,7 @@ void __init exynos_sysram_init(void) } } -void __init exynos_init_late(void) +static void __init exynos_init_late(void) { if (of_machine_is_compatible("samsung,exynos5440")) /* to be supported later */ @@ -251,7 +255,7 @@ static void __init exynos_map_io(void) iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc)); } -void __init exynos_init_io(void) +static void __init exynos_init_io(void) { debug_ll_io_init(); @@ -263,6 +267,39 @@ void __init exynos_init_io(void) exynos_map_io(); } +static const struct of_device_id exynos_dt_pmu_match[] = { + { .compatible = "samsung,exynos3250-pmu" }, + { .compatible = "samsung,exynos4210-pmu" }, + { .compatible = "samsung,exynos4212-pmu" }, + { .compatible = "samsung,exynos4412-pmu" }, + { .compatible = "samsung,exynos5250-pmu" }, + { .compatible = "samsung,exynos5420-pmu" }, + { /*sentinel*/ }, +}; + +static void exynos_map_pmu(void) +{ + struct device_node *np; + + np = of_find_matching_node(NULL, exynos_dt_pmu_match); + if (np) + pmu_base_addr = of_iomap(np, 0); + + if (!pmu_base_addr) + panic("failed to find exynos pmu register\n"); +} + +static void __init exynos_init_irq(void) +{ + irqchip_init(); + /* + * Since platsmp.c needs pmu base address by the time + * DT is not unflatten so we can't use DT APIs before + * init_irq + */ + exynos_map_pmu(); +} + static void __init exynos_dt_machine_init(void) { struct device_node *i2c_np; @@ -343,6 +380,7 @@ DT_MACHINE_START(EXYNOS_DT, "SAMSUNG EXYNOS (Flattened Device Tree)") .smp = smp_ops(exynos_smp_ops), .map_io = exynos_init_io, .init_early = exynos_firmware_init, + .init_irq = exynos_init_irq, .init_machine = exynos_dt_machine_init, .init_late = exynos_init_late, .dt_compat = exynos_dt_compat, diff --git a/arch/arm/mach-exynos/headsmp.S b/arch/arm/mach-exynos/headsmp.S index cdd9d91..b54f970 100644 --- a/arch/arm/mach-exynos/headsmp.S +++ b/arch/arm/mach-exynos/headsmp.S @@ -1,5 +1,4 @@ /* - * linux/arch/arm/mach-exynos4/headsmp.S * * Cloned from linux/arch/arm/mach-realview/headsmp.S * diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c index 920a4ba..4d86961 100644 --- a/arch/arm/mach-exynos/hotplug.c +++ b/arch/arm/mach-exynos/hotplug.c @@ -1,5 +1,4 @@ -/* linux arch/arm/mach-exynos4/hotplug.c - * +/* * Cloned from linux/arch/arm/mach-realview/hotplug.c * * Copyright (C) 2002 ARM Ltd. diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 548269a..963002f 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -1,5 +1,4 @@ -/* linux/arch/arm/mach-exynos/include/mach/map.h - * +/* * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com/ * diff --git a/arch/arm/mach-exynos/include/mach/memory.h b/arch/arm/mach-exynos/include/mach/memory.h index 2a4cdb7..e19df1f 100644 --- a/arch/arm/mach-exynos/include/mach/memory.h +++ b/arch/arm/mach-exynos/include/mach/memory.h @@ -1,5 +1,4 @@ -/* linux/arch/arm/mach-exynos4/include/mach/memory.h - * +/* * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com * diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 50b9aad..a438226 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -1,5 +1,4 @@ -/* linux/arch/arm/mach-exynos4/platsmp.c - * + /* * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com * diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 202ca73..f127c0c 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -35,6 +35,7 @@ #include "common.h" #include "regs-pmu.h" +#include "regs-sys.h" /** * struct exynos_wkup_irq - Exynos GIC to PMU IRQ mapping diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c index 797cb13..fd76e1b 100644 --- a/arch/arm/mach-exynos/pm_domains.c +++ b/arch/arm/mach-exynos/pm_domains.c @@ -23,8 +23,7 @@ #include <linux/of_platform.h> #include <linux/sched.h> -#include "regs-pmu.h" - +#define INT_LOCAL_PWR_EN 0x7 #define MAX_CLK_PER_DOMAIN 4 /* @@ -63,13 +62,13 @@ static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on) } } - pwr = power_on ? S5P_INT_LOCAL_PWR_EN : 0; + pwr = power_on ? INT_LOCAL_PWR_EN : 0; __raw_writel(pwr, base); /* Wait max 1ms */ timeout = 10; - while ((__raw_readl(base + 0x4) & S5P_INT_LOCAL_PWR_EN) != pwr) { + while ((__raw_readl(base + 0x4) & INT_LOCAL_PWR_EN) != pwr) { if (!timeout) { op = (power_on) ? "enable" : "disable"; pr_err("Power domain %s %s failed\n", domain->name, op); @@ -231,7 +230,7 @@ static __init int exynos4_pm_init_power_domain(void) no_clk: platform_set_drvdata(pdev, pd); - on = __raw_readl(pd->base + 0x4) & S5P_INT_LOCAL_PWR_EN; + on = __raw_readl(pd->base + 0x4) & INT_LOCAL_PWR_EN; pm_genpd_init(&pd->pd, NULL, !on); } diff --git a/arch/arm/mach-exynos/pmu.c b/arch/arm/mach-exynos/pmu.c index fb0deda..dcfcb44 100644 --- a/arch/arm/mach-exynos/pmu.c +++ b/arch/arm/mach-exynos/pmu.c @@ -11,7 +11,6 @@ #include <linux/io.h> #include <linux/kernel.h> -#include <linux/bug.h> #include "common.h" #include "regs-pmu.h" diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h index 1d13b08..1993e6b 100644 --- a/arch/arm/mach-exynos/regs-pmu.h +++ b/arch/arm/mach-exynos/regs-pmu.h @@ -15,7 +15,6 @@ #include <mach/map.h> #define S5P_PMUREG(x) (S5P_VA_PMU + (x)) -#define S5P_SYSREG(x) (S3C_VA_SYS + (x)) #define S5P_CENTRAL_SEQ_CONFIGURATION S5P_PMUREG(0x0200) @@ -127,7 +126,6 @@ #define S5P_PAD_RET_EBIB_OPTION S5P_PMUREG(0x31A8) #define S5P_CORE_LOCAL_PWR_EN 0x3 -#define S5P_INT_LOCAL_PWR_EN 0x7 /* Only for EXYNOS4210 */ #define S5P_CMU_CLKSTOP_LCD1_LOWPWR S5P_PMUREG(0x1154) @@ -188,8 +186,6 @@ /* For EXYNOS5 */ -#define EXYNOS5_SYS_I2C_CFG S5P_SYSREG(0x0234) - #define EXYNOS5_AUTO_WDTRESET_DISABLE S5P_PMUREG(0x0408) #define EXYNOS5_MASK_WDTRESET_REQUEST S5P_PMUREG(0x040C) diff --git a/arch/arm/mach-exynos/regs-sys.h b/arch/arm/mach-exynos/regs-sys.h new file mode 100644 index 0000000..84332b0 --- /dev/null +++ b/arch/arm/mach-exynos/regs-sys.h @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * EXYNOS - system register definition + * + * 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. +*/ + +#ifndef __ASM_ARCH_REGS_SYS_H +#define __ASM_ARCH_REGS_SYS_H __FILE__ + +#include <mach/map.h> + +#define S5P_SYSREG(x) (S3C_VA_SYS + (x)) + +/* For EXYNOS5 */ +#define EXYNOS5_SYS_I2C_CFG S5P_SYSREG(0x0234) + +#endif /* __ASM_ARCH_REGS_SYS_H */ |