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@xxxxxxxxxx> Signed-off-by: Chander Kashyap <k.chander@xxxxxxxxxxx> Acked-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> --- 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(); + exynos_cpufreq_init(); of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html