[PATCH 2/2] ARM: EXYNOS: use generic exynos cpu power control functions
From: Leela Krishna Amudala
Date: Thu Apr 24 2014 - 05:32:27 EST
Use generic exynos cpu power control functions to power up/down
and to know the status of the cpu.
Signed-off-by: Leela Krishna Amudala <leela.krishna@xxxxxxxxxx>
---
arch/arm/mach-exynos/platsmp.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 03e5e9f..e3d005b 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -107,15 +107,12 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
*/
write_pen_release(phys_cpu);
- if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
- __raw_writel(S5P_CORE_LOCAL_PWR_EN,
- S5P_ARM_CORE1_CONFIGURATION);
-
+ if (!exynos_cpu_power_state(cpu)) {
+ exynos_cpu_powerup(cpu);
timeout = 10;
/* wait max 10 ms until cpu1 is on */
- while ((__raw_readl(S5P_ARM_CORE1_STATUS)
- & S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
+ while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) {
if (timeout-- == 0)
break;
--
1.7.9.5
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