diff options
Diffstat (limited to 'arch/arm/mach-exynos')
| -rw-r--r-- | arch/arm/mach-exynos/Kconfig | 38 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/Makefile | 4 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/common.c | 19 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/common.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/cpuidle.c | 18 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/include/mach/regs-pmu.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/mach-exynos4-dt.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/mach-exynos5-dt.c | 7 |
8 files changed, 41 insertions, 59 deletions
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 56fe819ee10b..f9d67a0acb2a 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -14,19 +14,28 @@ menu "SAMSUNG EXYNOS SoCs Support" config ARCH_EXYNOS4 bool "SAMSUNG EXYNOS4" default y + select ARM_AMBA + select CLKSRC_OF + select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210 + select CPU_EXYNOS4210 select GIC_NON_BANKED + select KEYBOARD_SAMSUNG if INPUT_KEYBOARD select HAVE_ARM_SCU if SMP select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 select PINCTRL + select S5P_DEV_MFC help Samsung EXYNOS4 SoCs based systems config ARCH_EXYNOS5 bool "SAMSUNG EXYNOS5" + select ARM_AMBA + select CLKSRC_OF select HAVE_ARM_SCU if SMP select HAVE_SMP select PINCTRL + select USB_ARCH_HAS_XHCI help Samsung EXYNOS5 (Cortex-A15) SoC based systems @@ -110,35 +119,6 @@ config SOC_EXYNOS5440 help Enable EXYNOS5440 SoC support -comment "Flattened Device Tree based board for EXYNOS SoCs" - -config MACH_EXYNOS4_DT - bool "Samsung Exynos4 Machine using device tree" - default y - depends on ARCH_EXYNOS4 - select ARM_AMBA - select CLKSRC_OF - select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210 - select CPU_EXYNOS4210 - select KEYBOARD_SAMSUNG if INPUT_KEYBOARD - select S5P_DEV_MFC - help - Machine support for Samsung Exynos4 machine with device tree enabled. - Select this if a fdt blob is available for the Exynos4 SoC based board. - Note: This is under development and not all peripherals can be supported - with this machine file. - -config MACH_EXYNOS5_DT - bool "SAMSUNG EXYNOS5 Machine using device tree" - default y - depends on ARCH_EXYNOS5 - select ARM_AMBA - select CLKSRC_OF - select USB_ARCH_HAS_XHCI - help - Machine support for Samsung EXYNOS5 machine with device tree enabled. - Select this if a fdt blob is available for the EXYNOS5 SoC based board. - endmenu endif diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 53696154aead..8930b66b4abd 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -32,5 +32,5 @@ AFLAGS_exynos-smc.o :=-Wa,-march=armv7-a$(plus_sec) # machine support -obj-$(CONFIG_MACH_EXYNOS4_DT) += mach-exynos4-dt.o -obj-$(CONFIG_MACH_EXYNOS5_DT) += mach-exynos5-dt.o +obj-$(CONFIG_ARCH_EXYNOS4) += mach-exynos4-dt.o +obj-$(CONFIG_ARCH_EXYNOS5) += mach-exynos5-dt.o diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c index ba95e5db2501..61d2906ccefb 100644 --- a/arch/arm/mach-exynos/common.c +++ b/arch/arm/mach-exynos/common.c @@ -26,10 +26,9 @@ #include <linux/export.h> #include <linux/irqdomain.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 <linux/platform_device.h> #include <asm/proc-fns.h> #include <asm/exception.h> @@ -294,6 +293,16 @@ void exynos5_restart(enum reboot_mode mode, const char *cmd) __raw_writel(val, addr); } +static struct platform_device exynos_cpuidle = { + .name = "exynos_cpuidle", + .id = -1, +}; + +void __init exynos_cpuidle_init(void) +{ + platform_device_register(&exynos_cpuidle); +} + void __init exynos_init_late(void) { if (of_machine_is_compatible("samsung,exynos5440")) @@ -367,12 +376,6 @@ static void __init exynos5_map_io(void) iotable_init(exynos5250_iodesc, ARRAY_SIZE(exynos5250_iodesc)); } -void __init exynos_init_time(void) -{ - of_clk_init(NULL); - clocksource_of_init(); -} - struct bus_type exynos_subsys = { .name = "exynos-core", .dev_name = "exynos-core", diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 8646a141ae46..ff9b6a9419b0 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -16,12 +16,12 @@ #include <linux/of.h> void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1); -void exynos_init_time(void); struct map_desc; void exynos_init_io(void); void exynos4_restart(enum reboot_mode mode, const char *cmd); void exynos5_restart(enum reboot_mode mode, const char *cmd); +void exynos_cpuidle_init(void); void exynos_init_late(void); void exynos_firmware_init(void); diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index ac139226d63c..ddbfe8709fe7 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -15,6 +15,7 @@ #include <linux/io.h> #include <linux/export.h> #include <linux/time.h> +#include <linux/platform_device.h> #include <asm/proc-fns.h> #include <asm/smp_scu.h> @@ -192,7 +193,7 @@ static void __init exynos5_core_down_clk(void) __raw_writel(tmp, EXYNOS5_PWR_CTRL2); } -static int __init exynos4_init_cpuidle(void) +static int exynos_cpuidle_probe(struct platform_device *pdev) { int cpu_id, ret; struct cpuidle_device *device; @@ -205,7 +206,7 @@ static int __init exynos4_init_cpuidle(void) ret = cpuidle_register_driver(&exynos4_idle_driver); if (ret) { - printk(KERN_ERR "CPUidle failed to register driver\n"); + dev_err(&pdev->dev, "failed to register cpuidle driver\n"); return ret; } @@ -219,11 +220,20 @@ static int __init exynos4_init_cpuidle(void) ret = cpuidle_register_device(device); if (ret) { - printk(KERN_ERR "CPUidle register device failed\n"); + dev_err(&pdev->dev, "failed to register cpuidle device\n"); return ret; } } return 0; } -device_initcall(exynos4_init_cpuidle); + +static struct platform_driver exynos_cpuidle_driver = { + .probe = exynos_cpuidle_probe, + .driver = { + .name = "exynos_cpuidle", + .owner = THIS_MODULE, + }, +}; + +module_platform_driver(exynos_cpuidle_driver); diff --git a/arch/arm/mach-exynos/include/mach/regs-pmu.h b/arch/arm/mach-exynos/include/mach/regs-pmu.h index 57344b7e98ce..2cdb63e8ce5c 100644 --- a/arch/arm/mach-exynos/include/mach/regs-pmu.h +++ b/arch/arm/mach-exynos/include/mach/regs-pmu.h @@ -44,11 +44,6 @@ #define S5P_DAC_PHY_CONTROL S5P_PMUREG(0x070C) #define S5P_DAC_PHY_ENABLE (1 << 0) -#define S5P_MIPI_DPHY_CONTROL(n) S5P_PMUREG(0x0710 + (n) * 4) -#define S5P_MIPI_DPHY_ENABLE (1 << 0) -#define S5P_MIPI_DPHY_SRESETN (1 << 1) -#define S5P_MIPI_DPHY_MRESETN (1 << 2) - #define S5P_INFORM0 S5P_PMUREG(0x0800) #define S5P_INFORM1 S5P_PMUREG(0x0804) #define S5P_INFORM2 S5P_PMUREG(0x0808) diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c index 0099c6c13bba..4603e6bd424b 100644 --- a/arch/arm/mach-exynos/mach-exynos4-dt.c +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c @@ -11,12 +11,8 @@ * published by the Free Software Foundation. */ -#include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/of_fdt.h> -#include <linux/serial_core.h> -#include <linux/memblock.h> -#include <linux/clocksource.h> #include <asm/mach/arch.h> #include <plat/mfc.h> @@ -25,6 +21,8 @@ static void __init exynos4_dt_machine_init(void) { + exynos_cpuidle_init(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } @@ -54,7 +52,6 @@ DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)") .init_early = exynos_firmware_init, .init_machine = exynos4_dt_machine_init, .init_late = exynos_init_late, - .init_time = exynos_init_time, .dt_compat = exynos4_dt_compat, .restart = exynos4_restart, .reserve = exynos4_reserve, diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index f874b773ca13..1fe075a70c1e 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -11,14 +11,10 @@ #include <linux/of_platform.h> #include <linux/of_fdt.h> -#include <linux/memblock.h> #include <linux/io.h> -#include <linux/clocksource.h> #include <asm/mach/arch.h> #include <mach/regs-pmu.h> - -#include <plat/cpu.h> #include <plat/mfc.h> #include "common.h" @@ -47,6 +43,8 @@ static void __init exynos5_dt_machine_init(void) } } + exynos_cpuidle_init(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } @@ -76,7 +74,6 @@ DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)") .map_io = exynos_init_io, .init_machine = exynos5_dt_machine_init, .init_late = exynos_init_late, - .init_time = exynos_init_time, .dt_compat = exynos5_dt_compat, .restart = exynos5_restart, .reserve = exynos5_reserve, |