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authorKrzysztof Kozlowski <k.kozlowski.k@gmail.com>2015-06-14 06:38:23 +0200
committerKukjin Kim <kgene@kernel.org>2015-07-21 06:17:05 +0200
commit054e6aa198b4bb42d059951e08f05147b64a79f9 (patch)
tree3bc95a81dd68f3078a13e442ead3075830a34844 /arch/arm/mach-exynos
parentARM: EXYNOS: Make local function static (diff)
downloadlinux-054e6aa198b4bb42d059951e08f05147b64a79f9.tar.xz
linux-054e6aa198b4bb42d059951e08f05147b64a79f9.zip
ARM: EXYNOS: Remove duplicated define of SLEEP_MAGIC
The magic cookie for entering sleep state was defined and used in two different places: firmware.c and suspend.c. Move it to one common place to reduce duplication. Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k@gmail.com> Signed-off-by: Kukjin Kim <kgene@kernel.org>
Diffstat (limited to 'arch/arm/mach-exynos')
-rw-r--r--arch/arm/mach-exynos/common.h6
-rw-r--r--arch/arm/mach-exynos/firmware.c2
-rw-r--r--arch/arm/mach-exynos/suspend.c4
3 files changed, 7 insertions, 5 deletions
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
index e3a9256ed55f..153492513c40 100644
--- a/arch/arm/mach-exynos/common.h
+++ b/arch/arm/mach-exynos/common.h
@@ -128,6 +128,12 @@ void exynos_firmware_init(void);
/* CPU BOOT mode flag for Exynos3250 SoC bootloader */
#define C2_STATE (1 << 3)
+/*
+ * 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);
void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode);
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index 245f6dec1ded..111cfbf66fdb 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -25,8 +25,6 @@
#include "common.h"
#include "smc.h"
-#define EXYNOS_SLEEP_MAGIC 0x00000bad
-#define EXYNOS_AFTR_MAGIC 0xfcba0d10
#define EXYNOS_BOOT_ADDR 0x8
#define EXYNOS_BOOT_FLAG 0xc
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index f572219c7a40..c506f8e9c3e5 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -38,8 +38,6 @@
#include "regs-pmu.h"
#include "exynos-pmu.h"
-#define S5P_CHECK_SLEEP 0x00000BAD
-
#define REG_TABLE_END (-1U)
#define EXYNOS5420_CPU_STATE 0x28
@@ -331,7 +329,7 @@ static void exynos_pm_enter_sleep_mode(void)
{
/* Set value of power down register for sleep mode */
exynos_sys_powerdown_conf(SYS_SLEEP);
- pmu_raw_writel(S5P_CHECK_SLEEP, S5P_INFORM1);
+ pmu_raw_writel(EXYNOS_SLEEP_MAGIC, S5P_INFORM1);
}
static void exynos_pm_prepare(void)