From 3681bafeb1e4781bdeaecd19aa8c9f6d0db90f6f Mon Sep 17 00:00:00 2001 From: Daniel Lezcano Date: Fri, 9 May 2014 06:53:00 +0900 Subject: ARM: EXYNOS: Move the AFTR state function into pm.c In order to remove depedency on pm code, let's move the 'exynos_enter_aftr' function into the pm.c file as well as the other helper functions. Signed-off-by: Daniel Lezcano Reviewed-by: Tomasz Figa Signed-off-by: Kukjin Kim --- arch/arm/mach-exynos/pm.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'arch/arm/mach-exynos/pm.c') diff --git a/arch/arm/mach-exynos/pm.c b/arch/arm/mach-exynos/pm.c index 24c638d2afd4..179f7e09e20d 100644 --- a/arch/arm/mach-exynos/pm.c +++ b/arch/arm/mach-exynos/pm.c @@ -167,6 +167,35 @@ int exynos_cluster_power_state(int cluster) S5P_CORE_LOCAL_PWR_EN); } +#define EXYNOS_BOOT_VECTOR_ADDR (samsung_rev() == EXYNOS4210_REV_1_1 ? \ + S5P_INFORM7 : (samsung_rev() == EXYNOS4210_REV_1_0 ? \ + (S5P_VA_SYSRAM + 0x24) : S5P_INFORM0)) +#define EXYNOS_BOOT_VECTOR_FLAG (samsung_rev() == EXYNOS4210_REV_1_1 ? \ + S5P_INFORM6 : (samsung_rev() == EXYNOS4210_REV_1_0 ? \ + (S5P_VA_SYSRAM + 0x20) : S5P_INFORM1)) + +#define S5P_CHECK_AFTR 0xFCBA0D10 + +/* Ext-GIC nIRQ/nFIQ is the only wakeup source in AFTR */ +static void exynos_set_wakeupmask(long mask) +{ + __raw_writel(mask, S5P_WAKEUP_MASK); +} + +static void exynos_cpu_set_boot_vector(long flags) +{ + __raw_writel(virt_to_phys(exynos_cpu_resume), EXYNOS_BOOT_VECTOR_ADDR); + __raw_writel(flags, EXYNOS_BOOT_VECTOR_FLAG); +} + +void exynos_enter_aftr(void) +{ + exynos_set_wakeupmask(0x0000ff3e); + exynos_cpu_set_boot_vector(S5P_CHECK_AFTR); + /* Set value of power down register for aftr mode */ + exynos_sys_powerdown_conf(SYS_AFTR); +} + /* For Cortex-A9 Diagnostic and Power control register */ static unsigned int save_arm_register[2]; -- cgit v1.2.3