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| author | Chanwoo Choi <cw00.choi@samsung.com> | 2018-03-09 16:17:12 +0900 |
|---|---|---|
| committer | Junghoon Kim <jhoon20.kim@samsung.com> | 2019-02-14 14:57:56 +0900 |
| commit | aff412d8ba0ef932ce1f0b4b9f6206bbfda8c100 (patch) | |
| tree | 513b23400326296acf5ff79effa3bc21fa95ca55 /arch/arm | |
| parent | 30817e1e6da57eb29aa443dded1aafed74719fdc (diff) | |
| download | linux-exynos-aff412d8ba0ef932ce1f0b4b9f6206bbfda8c100.tar.gz linux-exynos-aff412d8ba0ef932ce1f0b4b9f6206bbfda8c100.tar.bz2 linux-exynos-aff412d8ba0ef932ce1f0b4b9f6206bbfda8c100.zip | |
soc: samsung: Add generic power-management driver for Exynos
To enter suspend, Exynos SoC requires the some machine dependent procedures.
Introduce the generic power-management driver to support those requirements
and generic interface for power state management.
Change-Id: I585b9538e50f27310b860a8ccbc3776dec756a6a
Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-exynos/common.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-exynos/exynos.c | 23 |
2 files changed, 1 insertions, 23 deletions
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index f4bb2c7dfb9f..0b4d24cd90c1 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -122,7 +122,6 @@ void exynos_firmware_init(void); * Magic values for bootloader indicating chosen low power mode. * See also Documentation/arm/Samsung/Bootloader-interface.txt */ -#define EXYNOS_SLEEP_MAGIC 0x00000bad #define EXYNOS_AFTR_MAGIC 0xfcba0d10 void exynos_set_boot_flag(unsigned int cpu, unsigned int mode); diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c index 9a9caac1125a..1067d2f5425f 100644 --- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -16,6 +16,7 @@ #include <linux/of_fdt.h> #include <linux/platform_device.h> #include <linux/irqchip.h> +#include <linux/soc/samsung/exynos-pm.h> #include <linux/soc/samsung/exynos-regs-pmu.h> #include <asm/cacheflush.h> @@ -45,28 +46,6 @@ static struct platform_device exynos_cpuidle = { .id = -1, }; -void __iomem *sysram_base_addr __ro_after_init; -void __iomem *sysram_ns_base_addr __ro_after_init; - -void __init exynos_sysram_init(void) -{ - struct device_node *node; - - for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram") { - if (!of_device_is_available(node)) - continue; - sysram_base_addr = of_iomap(node, 0); - break; - } - - for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram-ns") { - if (!of_device_is_available(node)) - continue; - sysram_ns_base_addr = of_iomap(node, 0); - break; - } -} - static void __init exynos_init_late(void) { if (of_machine_is_compatible("samsung,exynos5440")) |