diff options
Diffstat (limited to 'arch/arm/mach-exynos')
-rw-r--r-- | arch/arm/mach-exynos/Kconfig | 43 | ||||
-rw-r--r-- | arch/arm/mach-exynos/Makefile | 11 | ||||
-rw-r--r-- | arch/arm/mach-exynos/common.c | 96 | ||||
-rw-r--r-- | arch/arm/mach-exynos/common.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/cpuidle.c | 59 | ||||
-rw-r--r-- | arch/arm/mach-exynos/dev-ohci.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/exynos-smc.S | 22 | ||||
-rw-r--r-- | arch/arm/mach-exynos/firmware.c | 70 | ||||
-rw-r--r-- | arch/arm/mach-exynos/hotplug.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/include/mach/map.h | 4 | ||||
-rw-r--r-- | arch/arm/mach-exynos/include/mach/pm-core.h | 9 | ||||
-rw-r--r-- | arch/arm/mach-exynos/mach-exynos4-dt.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-exynos/mach-nuri.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/mach-origen.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/mach-smdkv310.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-exynos/mach-universal_c210.c | 27 | ||||
-rw-r--r-- | arch/arm/mach-exynos/platsmp.c | 40 | ||||
-rw-r--r-- | arch/arm/mach-exynos/setup-usb-phy.c | 8 | ||||
-rw-r--r-- | arch/arm/mach-exynos/smc.h | 31 |
19 files changed, 290 insertions, 142 deletions
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index a77db362a888..d19edff0ea6e 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -7,21 +7,6 @@ # Configuration options for the EXYNOS4 -config ARCH_EXYNOS - # TODO: make this visible after all drivers are converted - bool "Samsung EXYNOS" if ARCH_MULTI_V7 && BROKEN - default ARCH_EXYNOS_SINGLE - select ARCH_HAS_CPUFREQ - select CLKDEV_LOOKUP - select COMMON_CLK - select CPU_V7 - select GENERIC_CLOCKEVENTS - select HAVE_CLK - select HAVE_S3C2410_I2C if I2C - select HAVE_S3C_RTC if RTC_CLASS - help - Support for SAMSUNG's EXYNOS SoCs (EXYNOS4/5) - if ARCH_EXYNOS menu "SAMSUNG EXYNOS SoCs Support" @@ -29,16 +14,15 @@ menu "SAMSUNG EXYNOS SoCs Support" config ARCH_EXYNOS4 bool "SAMSUNG EXYNOS4" default y + select HAVE_ARM_SCU if SMP select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 help Samsung EXYNOS4 SoCs based systems -config ARCH_EXYNOS4_SINGLE - def_bool ARCH_EXYNOS4 && ARCH_EXYNOS_SINGLE - config ARCH_EXYNOS5 bool "SAMSUNG EXYNOS5" + select HAVE_ARM_SCU if SMP select HAVE_SMP help Samsung EXYNOS5 (Cortex-A15) SoC based systems @@ -53,7 +37,7 @@ config CPU_EXYNOS4210 select PM_GENERIC_DOMAINS select S5P_PM if PM select S5P_SLEEP if PM - select SAMSUNG_DMADEV if ARCH_EXYNOS_SINGLE + select SAMSUNG_DMADEV help Enable EXYNOS4210 CPU support @@ -63,7 +47,7 @@ config SOC_EXYNOS4212 depends on ARCH_EXYNOS4 select S5P_PM if PM select S5P_SLEEP if PM - select SAMSUNG_DMADEV if ARCH_EXYNOS_SINGLE + select SAMSUNG_DMADEV help Enable EXYNOS4212 SoC support @@ -71,7 +55,7 @@ config SOC_EXYNOS4412 bool "SAMSUNG EXYNOS4412" default y depends on ARCH_EXYNOS4 - select SAMSUNG_DMADEV if ARCH_EXYNOS_SINGLE + select SAMSUNG_DMADEV help Enable EXYNOS4412 SoC support @@ -83,7 +67,7 @@ config SOC_EXYNOS5250 select S5P_PM if PM select S5P_SLEEP if PM select S5P_DEV_MFC - select SAMSUNG_DMADEV if ARCH_EXYNOS_SINGLE + select SAMSUNG_DMADEV help Enable EXYNOS5250 SoC support @@ -91,10 +75,12 @@ config SOC_EXYNOS5440 bool "SAMSUNG EXYNOS5440" default y depends on ARCH_EXYNOS5 + select ARCH_HAS_OPP select ARM_ARCH_TIMER select AUTO_ZRELADDR select PINCTRL select PINCTRL_EXYNOS5440 + select PM_OPP help Enable EXYNOS5440 SoC support @@ -121,11 +107,6 @@ config EXYNOS4_DEV_AHCI help Compile in platform device definitions for AHCI -config EXYNOS_DEV_DRM - bool - help - Compile in platform device definitions for core DRM device - config EXYNOS4_SETUP_FIMD0 bool help @@ -225,7 +206,6 @@ config MACH_SMDKV310 select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY select EXYNOS_DEV_DMA - select EXYNOS_DEV_DRM select EXYNOS_DEV_SYSMMU select S3C24XX_PWM select S3C_DEV_HSMMC @@ -279,9 +259,7 @@ config MACH_UNIVERSAL_C210 select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY select EXYNOS_DEV_DMA - select EXYNOS_DEV_DRM select EXYNOS_DEV_SYSMMU - select HAVE_SCHED_CLOCK select S3C_DEV_HSMMC select S3C_DEV_HSMMC2 select S3C_DEV_HSMMC3 @@ -320,7 +298,6 @@ config MACH_NURI select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY select EXYNOS_DEV_DMA - select EXYNOS_DEV_DRM select S3C_DEV_HSMMC select S3C_DEV_HSMMC2 select S3C_DEV_HSMMC3 @@ -356,7 +333,6 @@ config MACH_ORIGEN select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY select EXYNOS_DEV_DMA - select EXYNOS_DEV_DRM select EXYNOS_DEV_SYSMMU select S3C24XX_PWM select S3C_DEV_HSMMC @@ -392,7 +368,6 @@ config MACH_SMDK4212 select EXYNOS4_SETUP_SDHCI select EXYNOS4_SETUP_USB_PHY select EXYNOS_DEV_DMA - select EXYNOS_DEV_DRM select EXYNOS_DEV_SYSMMU select S3C24XX_PWM select S3C_DEV_HSMMC2 @@ -436,7 +411,7 @@ config MACH_EXYNOS4_DT select ARM_AMBA select CLKSRC_OF select CPU_EXYNOS4210 - select HAVE_SAMSUNG_KEYPAD if INPUT_KEYBOARD + select KEYBOARD_SAMSUNG if INPUT_KEYBOARD select PINCTRL select PINCTRL_EXYNOS select S5P_DEV_MFC diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index e26d05c5249f..b09b027178f3 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -4,7 +4,6 @@ # http://www.samsung.com/ # # Licensed under GPLv2 -ccflags-$(CONFIG_ARCH_MULTIPLATFORM) += -I$(srctree)/$(src)/include -I$(srctree)/arch/arm/plat-samsung/include obj-y := obj-m := @@ -25,6 +24,12 @@ obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o +obj-$(CONFIG_ARCH_EXYNOS) += exynos-smc.o +obj-$(CONFIG_ARCH_EXYNOS) += firmware.o + +plus_sec := $(call as-instr,.arch_extension sec,+sec) +AFLAGS_exynos-smc.o :=-Wa,-march=armv7-a$(plus_sec) + # machine support obj-$(CONFIG_MACH_SMDKC210) += mach-smdkv310.o @@ -43,12 +48,12 @@ obj-$(CONFIG_MACH_EXYNOS5_DT) += mach-exynos5-dt.o # device support obj-y += dev-uart.o -obj-$(CONFIG_ARCH_EXYNOS4_SINGLE) += dev-audio.o +obj-$(CONFIG_ARCH_EXYNOS4) += dev-audio.o obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o obj-$(CONFIG_EXYNOS_DEV_DMA) += dma.o obj-$(CONFIG_EXYNOS4_DEV_USB_OHCI) += dev-ohci.o -obj-$(CONFIG_ARCH_EXYNOS_SINGLE) += setup-i2c0.o +obj-$(CONFIG_ARCH_EXYNOS) += setup-i2c0.o obj-$(CONFIG_EXYNOS4_SETUP_FIMC) += setup-fimc.o obj-$(CONFIG_EXYNOS4_SETUP_FIMD0) += setup-fimd0.o obj-$(CONFIG_EXYNOS4_SETUP_I2C1) += setup-i2c1.o diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index 4bc1c49c69f1..745e304ad0de 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -23,11 +23,11 @@ #include <linux/of_irq.h> #include <linux/export.h> #include <linux/irqdomain.h> -#include <linux/irqchip.h> #include <linux/of_address.h> #include <linux/clocksource.h> #include <linux/clk-provider.h> #include <linux/irqchip/arm-gic.h> +#include <linux/irqchip/chained_irq.h> #include <asm/proc-fns.h> #include <asm/exception.h> @@ -120,17 +120,6 @@ static struct map_desc exynos_iodesc[] __initdata = { }, }; -#ifdef CONFIG_ARCH_EXYNOS5 -static struct map_desc exynos5440_iodesc[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_CHIPID, - .pfn = __phys_to_pfn(EXYNOS5440_PA_CHIPID), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; -#endif - static struct map_desc exynos4_iodesc[] __initdata = { { .virtual = (unsigned long)S3C_VA_SYS, @@ -233,6 +222,33 @@ static struct map_desc exynos4_iodesc1[] __initdata = { }, }; +static struct map_desc exynos4210_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS4210_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4x12_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS4x12_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos5250_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM_NS, + .pfn = __phys_to_pfn(EXYNOS5250_PA_SYSRAM_NS), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + static struct map_desc exynos5_iodesc[] __initdata = { { .virtual = (unsigned long)S3C_VA_SYS, @@ -321,6 +337,31 @@ void __init exynos_init_late(void) exynos_pm_late_initcall(); } +#ifdef CONFIG_OF +int __init exynos_fdt_map_chipid(unsigned long node, const char *uname, + int depth, void *data) +{ + struct map_desc iodesc; + __be32 *reg; + unsigned long len; + + if (!of_flat_dt_is_compatible(node, "samsung,exynos4210-chipid") && + !of_flat_dt_is_compatible(node, "samsung,exynos5440-clock")) + return 0; + + reg = of_get_flat_dt_prop(node, "reg", &len); + if (reg == NULL || len != (sizeof(unsigned long) * 2)) + return 0; + + iodesc.pfn = __phys_to_pfn(be32_to_cpu(reg[0])); + iodesc.length = be32_to_cpu(reg[1]) - 1; + iodesc.virtual = (unsigned long)S5P_VA_CHIPID; + iodesc.type = MT_DEVICE; + iotable_init(&iodesc, 1); + return 1; +} +#endif + /* * exynos_map_io * @@ -329,19 +370,12 @@ void __init exynos_init_late(void) void __init exynos_init_io(struct map_desc *mach_desc, int size) { - struct map_desc *iodesc = exynos_iodesc; - int iodesc_sz = ARRAY_SIZE(exynos_iodesc); -#if defined(CONFIG_OF) && defined(CONFIG_ARCH_EXYNOS5) - unsigned long root = of_get_flat_dt_root(); - - /* initialize the io descriptors we need for initialization */ - if (of_flat_dt_is_compatible(root, "samsung,exynos5440")) { - iodesc = exynos5440_iodesc; - iodesc_sz = ARRAY_SIZE(exynos5440_iodesc); - } +#ifdef CONFIG_OF + if (initial_boot_params) + of_scan_flat_dt(exynos_fdt_map_chipid, NULL); + else #endif - - iotable_init(iodesc, iodesc_sz); + iotable_init(exynos_iodesc, ARRAY_SIZE(exynos_iodesc)); if (mach_desc) iotable_init(mach_desc, size); @@ -361,8 +395,10 @@ static void __init exynos4_map_io(void) else iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); - if (!IS_ENABLED(CONFIG_EXYNOS_ATAGS)) - return + if (soc_is_exynos4210()) + iotable_init(exynos4210_iodesc, ARRAY_SIZE(exynos4210_iodesc)); + if (soc_is_exynos4212() || soc_is_exynos4412()) + iotable_init(exynos4x12_iodesc, ARRAY_SIZE(exynos4x12_iodesc)); /* initialize device information early */ exynos4_default_sdhci0(); @@ -396,6 +432,9 @@ static void __init exynos4_map_io(void) static void __init exynos5_map_io(void) { iotable_init(exynos5_iodesc, ARRAY_SIZE(exynos5_iodesc)); + + if (soc_is_exynos5250()) + iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); } static void __init exynos5440_map_io(void) @@ -449,6 +488,8 @@ void __init exynos4_init_irq(void) if (!of_have_populated_dt()) combiner_init(S5P_VA_COMBINER_BASE, NULL, max_combiner_nr(), COMBINER_IRQ(0, 0)); + + gic_arch_extn.irq_set_wake = s3c_irq_wake; } void __init exynos5_init_irq(void) @@ -548,8 +589,6 @@ static void __init exynos4_init_uarts(struct s3c2410_uartcfg *cfg, int no) s3c24xx_init_uartdevs("exynos4210-uart", exynos4_uart_resources, cfg, no); } - -#ifdef CONFIG_EXYNOS_ATAGS static void __iomem *exynos_eint_base; static DEFINE_SPINLOCK(eint_lock); @@ -856,7 +895,6 @@ static int __init exynos_init_irq_eint(void) return 0; } arch_initcall(exynos_init_irq_eint); -#endif static struct resource exynos4_pmu_resource[] = { DEFINE_RES_IRQ(EXYNOS4_IRQ_PMU), diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 3e72d03a385e..60dd35cc01a6 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -30,6 +30,8 @@ void exynos_init_late(void); void exynos4_clk_init(struct device_node *np, int is_exynos4210, void __iomem *reg_base, unsigned long xom); void exynos4_clk_register_fixed_ext(unsigned long, unsigned long); +void exynos_firmware_init(void); + #ifdef CONFIG_PM_GENERIC_DOMAINS int exynos_pm_late_initcall(void); #else diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index fcfe0251aa3e..17a18ff3d71e 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -41,24 +41,24 @@ static int exynos4_enter_lowpower(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); -static struct cpuidle_state exynos4_cpuidle_set[] __initdata = { - [0] = ARM_CPUIDLE_WFI_STATE, - [1] = { - .enter = exynos4_enter_lowpower, - .exit_latency = 300, - .target_residency = 100000, - .flags = CPUIDLE_FLAG_TIME_VALID, - .name = "C1", - .desc = "ARM power down", - }, -}; - static DEFINE_PER_CPU(struct cpuidle_device, exynos4_cpuidle_device); static struct cpuidle_driver exynos4_idle_driver = { .name = "exynos4_idle", .owner = THIS_MODULE, - .en_core_tk_irqen = 1, + .states = { + [0] = ARM_CPUIDLE_WFI_STATE, + [1] = { + .enter = exynos4_enter_lowpower, + .exit_latency = 300, + .target_residency = 100000, + .flags = CPUIDLE_FLAG_TIME_VALID, + .name = "C1", + .desc = "ARM power down", + }, + }, + .state_count = 2, + .safe_state_index = 0, }; /* Ext-GIC nIRQ/nFIQ is the only wakeup source in AFTR */ @@ -193,37 +193,30 @@ static void __init exynos5_core_down_clk(void) static int __init exynos4_init_cpuidle(void) { - int i, max_cpuidle_state, cpu_id; + int cpu_id, ret; struct cpuidle_device *device; - struct cpuidle_driver *drv = &exynos4_idle_driver; if (soc_is_exynos5250()) exynos5_core_down_clk(); - /* Setup cpuidle driver */ - drv->state_count = (sizeof(exynos4_cpuidle_set) / - sizeof(struct cpuidle_state)); - max_cpuidle_state = drv->state_count; - for (i = 0; i < max_cpuidle_state; i++) { - memcpy(&drv->states[i], &exynos4_cpuidle_set[i], - sizeof(struct cpuidle_state)); + ret = cpuidle_register_driver(&exynos4_idle_driver); + if (ret) { + printk(KERN_ERR "CPUidle failed to register driver\n"); + return ret; } - drv->safe_state_index = 0; - cpuidle_register_driver(&exynos4_idle_driver); - for_each_cpu(cpu_id, cpu_online_mask) { + for_each_online_cpu(cpu_id) { device = &per_cpu(exynos4_cpuidle_device, cpu_id); device->cpu = cpu_id; - if (cpu_id == 0) - device->state_count = (sizeof(exynos4_cpuidle_set) / - sizeof(struct cpuidle_state)); - else - device->state_count = 1; /* Support IDLE only */ + /* Support IDLE only */ + if (cpu_id != 0) + device->state_count = 1; - if (cpuidle_register_device(device)) { - printk(KERN_ERR "CPUidle register device failed\n,"); - return -EIO; + ret = cpuidle_register_device(device); + if (ret) { + printk(KERN_ERR "CPUidle register device failed\n"); + return ret; } } diff --git a/arch/arm/mach-exynos/dev-ohci.c b/arch/arm/mach-exynos/dev-ohci.c index 4244d02dafbd..d5bc129e6bb7 100644 --- a/arch/arm/mach-exynos/dev-ohci.c +++ b/arch/arm/mach-exynos/dev-ohci.c @@ -12,7 +12,7 @@ #include <linux/dma-mapping.h> #include <linux/platform_device.h> -#include <linux/platform_data/usb-exynos.h> +#include <linux/platform_data/usb-ohci-exynos.h> #include <mach/irqs.h> #include <mach/map.h> diff --git a/arch/arm/mach-exynos/exynos-smc.S b/arch/arm/mach-exynos/exynos-smc.S new file mode 100644 index 000000000000..2e27aa3813fd --- /dev/null +++ b/arch/arm/mach-exynos/exynos-smc.S @@ -0,0 +1,22 @@ +/* + * Copyright (C) 2012 Samsung Electronics. + * + * Copied from omap-smc.S Copyright (C) 2010 Texas Instruments, Inc. + * + * 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/linkage.h> + +/* + * Function signature: void exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3) + */ + +ENTRY(exynos_smc) + stmfd sp!, {r4-r11, lr} + dsb + smc #0 + ldmfd sp!, {r4-r11, pc} +ENDPROC(exynos_smc) diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c new file mode 100644 index 000000000000..ed11f100d479 --- /dev/null +++ b/arch/arm/mach-exynos/firmware.c @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2012 Samsung Electronics. + * Kyungmin Park <kyungmin.park@samsung.com> + * Tomasz Figa <t.figa@samsung.com> + * + * 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/kernel.h> +#include <linux/io.h> +#include <linux/init.h> +#include <linux/of.h> +#include <linux/of_address.h> + +#include <asm/firmware.h> + +#include <mach/map.h> + +#include "smc.h" + +static int exynos_do_idle(void) +{ + exynos_smc(SMC_CMD_SLEEP, 0, 0, 0); + return 0; +} + +static int exynos_cpu_boot(int cpu) +{ + exynos_smc(SMC_CMD_CPU1BOOT, cpu, 0, 0); + return 0; +} + +static int exynos_set_cpu_boot_addr(int cpu, unsigned long boot_addr) +{ + void __iomem *boot_reg = S5P_VA_SYSRAM_NS + 0x1c + 4*cpu; + + __raw_writel(boot_addr, boot_reg); + return 0; +} + +static const struct firmware_ops exynos_firmware_ops = { + .do_idle = exynos_do_idle, + .set_cpu_boot_addr = exynos_set_cpu_boot_addr, + .cpu_boot = exynos_cpu_boot, +}; + +void __init exynos_firmware_init(void) +{ + if (of_have_populated_dt()) { + struct device_node *nd; + const __be32 *addr; + + nd = of_find_compatible_node(NULL, NULL, + "samsung,secure-firmware"); + if (!nd) + return; + + addr = of_get_address(nd, 0, NULL, NULL); + if (!addr) { + pr_err("%s: No address specified.\n", __func__); + return; + } + } + + pr_info("Running under secure firmware.\n"); + + register_firmware_ops(&exynos_firmware_ops); +} diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c index c3f825b27947..af90cfa2f826 100644 --- a/arch/arm/mach-exynos/hotplug.c +++ b/arch/arm/mach-exynos/hotplug.c @@ -28,7 +28,6 @@ static inline void cpu_enter_lowpower_a9(void) { unsigned int v; - flush_cache_all(); asm volatile( " mcr p15, 0, %1, c7, c5, 0\n" " mcr p15, 0, %1, c7, c10, 4\n" diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 7f99b7b187d6..92b29bb583cb 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -26,6 +26,9 @@ #define EXYNOS4_PA_SYSRAM0 0x02025000 #define EXYNOS4_PA_SYSRAM1 0x02020000 #define EXYNOS5_PA_SYSRAM 0x02020000 +#define EXYNOS4210_PA_SYSRAM_NS 0x0203F000 +#define EXYNOS4x12_PA_SYSRAM_NS 0x0204F000 +#define EXYNOS5250_PA_SYSRAM_NS 0x0204F000 #define EXYNOS4_PA_FIMC0 0x11800000 #define EXYNOS4_PA_FIMC1 0x11810000 @@ -53,7 +56,6 @@ #define EXYNOS4_PA_ONENAND_DMA 0x0C600000 #define EXYNOS_PA_CHIPID 0x10000000 -#define EXYNOS5440_PA_CHIPID 0x00160000 #define EXYNOS4_PA_SYSCON 0x10010000 #define EXYNOS5_PA_SYSCON 0x10050100 diff --git a/arch/arm/mach-exynos/include/mach/pm-core.h b/arch/arm/mach-exynos/include/mach/pm-core.h index a67ecfaf1216..7dbbfec13ea5 100644 --- a/arch/arm/mach-exynos/include/mach/pm-core.h +++ b/arch/arm/mach-exynos/include/mach/pm-core.h @@ -27,13 +27,8 @@ static inline void s3c_pm_debug_init_uart(void) static inline void s3c_pm_arch_prepare_irqs(void) { - unsigned int tmp; - tmp = __raw_readl(S5P_WAKEUP_MASK); - tmp &= ~(1 << 31); - __raw_writel(tmp, S5P_WAKEUP_MASK); - - __raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); - __raw_writel(s3c_irqwake_eintmask & 0xFFFFFFFE, S5P_EINT_WAKEUP_MASK); + __raw_writel(s3c_irqwake_eintmask, S5P_EINT_WAKEUP_MASK); + __raw_writel(s3c_irqwake_intmask & ~(1 << 31), S5P_WAKEUP_MASK); } static inline void s3c_pm_arch_stop_clocks(void) diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c index ac27f3cd121f..b9ed834a7eee 100644 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c @@ -57,6 +57,7 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)") .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = exynos4_dt_map_io, + .init_early = exynos_firmware_init, .init_machine = exynos4_dt_machine_init, .init_late = exynos_init_late, .init_time = exynos_init_time, diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index 081a5baadd8b..5c8b2878dbbd 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -1252,7 +1252,7 @@ static void __init nuri_camera_init(void) } m5mols_board_info.irq = s5p_register_gpio_interrupt(GPIO_CAM_8M_ISP_INT); - if (!IS_ERR_VALUE(m5mols_board_info.irq)) + if (m5mols_board_info.irq >= 0) s3c_gpio_cfgpin(GPIO_CAM_8M_ISP_INT, S3C_GPIO_SFN(0xF)); else pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__); diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index 27ebe44785f0..27f03ed5d067 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -26,7 +26,7 @@ #include <linux/platform_data/i2c-s3c2410.h> #include <linux/platform_data/s3c-hsotg.h> #include <linux/platform_data/usb-ehci-s5p.h> -#include <linux/platform_data/usb-exynos.h> +#include <linux/platform_data/usb-ohci-exynos.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index ee312b676772..d95b8cf85253 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -23,7 +23,7 @@ #include <linux/platform_data/i2c-s3c2410.h> #include <linux/platform_data/s3c-hsotg.h> #include <linux/platform_data/usb-ehci-s5p.h> -#include <linux/platform_data/usb-exynos.h> +#include <linux/platform_data/usb-ohci-exynos.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index 72f08fd7cfa9..327d50d4681d 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -97,6 +97,19 @@ static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = { static struct regulator_consumer_supply max8952_consumer = REGULATOR_SUPPLY("vdd_arm", NULL); +static struct regulator_init_data universal_max8952_reg_data = { + .constraints = { + .name = "VARM_1.2V", + .min_uV = 770000, + .max_uV = 1400000, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + .always_on = 1, + .boot_on = 1, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &max8952_consumer, +}; + static struct max8952_platform_data universal_max8952_pdata __initdata = { .gpio_vid0 = EXYNOS4_GPX0(3), .gpio_vid1 = EXYNOS4_GPX0(4), @@ -105,19 +118,7 @@ static struct max8952_platform_data universal_max8952_pdata __initdata = { .dvs_mode = { 48, 32, 28, 18 }, /* 1.25, 1.20, 1.05, 0.95V */ .sync_freq = 0, /* default: fastest */ .ramp_speed = 0, /* default: fastest */ - - .reg_data = { - .constraints = { - .name = "VARM_1.2V", - .min_uV = 770000, - .max_uV = 1400000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .always_on = 1, - .boot_on = 1, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &max8952_consumer, - }, + .reg_data = &universal_max8952_reg_data, }; static struct regulator_consumer_supply lp3974_buck1_consumer = diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 60f7c5be057d..a0e8ff7758a4 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -20,11 +20,11 @@ #include <linux/jiffies.h> #include <linux/smp.h> #include <linux/io.h> -#include <linux/irqchip/arm-gic.h> #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> +#include <asm/firmware.h> #include <mach/hardware.h> #include <mach/regs-clock.h> @@ -76,13 +76,6 @@ static DEFINE_SPINLOCK(boot_lock); static void __cpuinit exynos_secondary_init(unsigned int cpu) { /* - * if any interrupts are already enabled for the primary - * core (e.g. timer irq), then they will not have been enabled - * for us: do so - */ - gic_secondary_init(0); - - /* * let the primary processor know we're out of the * pen, then head off into the C entry point */ @@ -145,10 +138,21 @@ static int __cpuinit exynos_boot_secondary(unsigned int cpu, struct task_struct timeout = jiffies + (1 * HZ); while (time_before(jiffies, timeout)) { + unsigned long boot_addr; + smp_rmb(); - __raw_writel(virt_to_phys(exynos4_secondary_startup), - cpu_boot_reg(phys_cpu)); + boot_addr = virt_to_phys(exynos4_secondary_startup); + + /* + * Try to set boot address using firmware first + * and fall back to boot register if it fails. + */ + if (call_firmware_op(set_cpu_boot_addr, phys_cpu, boot_addr)) + __raw_writel(boot_addr, cpu_boot_reg(phys_cpu)); + + call_firmware_op(cpu_boot, phys_cpu); + arch_send_wakeup_ipi_mask(cpumask_of(cpu)); if (pen_release == -1) @@ -204,10 +208,20 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus) * system-wide flags register. The boot monitor waits * until it receives a soft interrupt, and then the * secondary CPU branches to this address. + * + * Try using firmware operation first and fall back to + * boot register if it fails. */ - for (i = 1; i < max_cpus; ++i) - __raw_writel(virt_to_phys(exynos4_secondary_startup), - cpu_boot_reg(cpu_logical_map(i))); + for (i = 1; i < max_cpus; ++i) { + unsigned long phys_cpu; + unsigned long boot_addr; + + phys_cpu = cpu_logical_map(i); + boot_addr = virt_to_phys(exynos4_secondary_startup); + + if (call_firmware_op(set_cpu_boot_addr, phys_cpu, boot_addr)) + __raw_writel(boot_addr, cpu_boot_reg(phys_cpu)); + } } struct smp_operations exynos_smp_ops __initdata = { diff --git a/arch/arm/mach-exynos/setup-usb-phy.c b/arch/arm/mach-exynos/setup-usb-phy.c index b81cc569a8dd..6af40662a449 100644 --- a/arch/arm/mach-exynos/setup-usb-phy.c +++ b/arch/arm/mach-exynos/setup-usb-phy.c @@ -204,9 +204,9 @@ static int exynos4210_usb_phy1_exit(struct platform_device *pdev) int s5p_usb_phy_init(struct platform_device *pdev, int type) { - if (type == S5P_USB_PHY_DEVICE) + if (type == USB_PHY_TYPE_DEVICE) return exynos4210_usb_phy0_init(pdev); - else if (type == S5P_USB_PHY_HOST) + else if (type == USB_PHY_TYPE_HOST) return exynos4210_usb_phy1_init(pdev); return -EINVAL; @@ -214,9 +214,9 @@ int s5p_usb_phy_init(struct platform_device *pdev, int type) int s5p_usb_phy_exit(struct platform_device *pdev, int type) { - if (type == S5P_USB_PHY_DEVICE) + if (type == USB_PHY_TYPE_DEVICE) return exynos4210_usb_phy0_exit(pdev); - else if (type == S5P_USB_PHY_HOST) + else if (type == USB_PHY_TYPE_HOST) return exynos4210_usb_phy1_exit(pdev); return -EINVAL; diff --git a/arch/arm/mach-exynos/smc.h b/arch/arm/mach-exynos/smc.h new file mode 100644 index 000000000000..13a1dc8ecbf2 --- /dev/null +++ b/arch/arm/mach-exynos/smc.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2012 Samsung Electronics. + * + * EXYNOS - SMC Call + * + * 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_EXYNOS_SMC_H +#define __ASM_ARCH_EXYNOS_SMC_H + +#define SMC_CMD_INIT (-1) +#define SMC_CMD_INFO (-2) +/* For Power Management */ +#define SMC_CMD_SLEEP (-3) +#define SMC_CMD_CPU1BOOT (-4) +#define SMC_CMD_CPU0AFTR (-5) +/* For CP15 Access */ +#define SMC_CMD_C15RESUME (-11) +/* For L2 Cache Access */ +#define SMC_CMD_L2X0CTRL (-21) +#define SMC_CMD_L2X0SETUP1 (-22) +#define SMC_CMD_L2X0SETUP2 (-23) +#define SMC_CMD_L2X0INVALL (-24) +#define SMC_CMD_L2X0DEBUG (-25) + +extern void exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3); + +#endif |