[PATCH v6 5/6] exynos: cpuidle: do not allow cpuidle registration for Exynos5420

Chander Kashyap chander.kashyap at linaro.org
Fri May 16 01:03:57 PDT 2014

Exynos5420 is big.Little Soc. It uses cpuidle-big-litle generic cpuidle driver.
Hence do not allow exynos cpuidle driver registration for Exynos5420.

Signed-off-by: Chander Kashyap <chander.kashyap at linaro.org>
Signed-off-by: Chander Kashyap <k.chander at samsung.com>
Acked-by: Daniel Lezcano <daniel.lezcano at linaro.org>
Changes in v6:
	1. Move cpuidle registration check to exynos.c from cpuidle.c and
	   use "samsung,exynos5420" compatible string to avvoid registration
 arch/arm/mach-exynos/exynos.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 4df3452..ef24edf 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -286,7 +286,9 @@ static void __init exynos_dt_machine_init(void)
-	exynos_cpuidle_init();
+	if (!of_machine_is_compatible("samsung,exynos5420"))
+		exynos_cpuidle_init();
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);

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