[PATCH 1/8] ARM: EXYNOS: use generic cpu idle function for wfi

Sanjay Singh Rawat sanjay.rawat at linaro.org
Mon May 27 10:32:38 EDT 2013


use cpu_do_idle for entering the WFI mode.

Signed-off-by: Sanjay Singh Rawat <sanjay.rawat at linaro.org>
---
 arch/arm/mach-exynos/hotplug.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c
index af90cfa..7fcedd8 100644
--- a/arch/arm/mach-exynos/hotplug.c
+++ b/arch/arm/mach-exynos/hotplug.c
@@ -98,13 +98,8 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
 		if (cpu == 1)
 			__raw_writel(0, S5P_ARM_CORE1_CONFIGURATION);
 
-		/*
-		 * here's the WFI
-		 */
-		asm(".word	0xe320f003\n"
-		    :
-		    :
-		    : "memory", "cc");
+		/* enter WFI mode */
+		cpu_do_idle();
 
 		if (pen_release == cpu_logical_map(cpu)) {
 			/*
-- 
1.7.9.5




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