From mboxrd@z Thu Jan 1 00:00:00 1970 From: amit.daniel@samsung.com (Amit Daniel Kachhap) Date: Thu, 14 Mar 2013 11:32:59 +0530 Subject: [PATCH 3/3] ARM: EXYNOS: cpuidle: Allow C1 state only in supported SOC's. In-Reply-To: <1363240979-1939-1-git-send-email-amit.daniel@samsung.com> References: <1363240979-1939-1-git-send-email-amit.daniel@samsung.com> Message-ID: <1363240979-1939-4-git-send-email-amit.daniel@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This patch registers the basic C0 state for all exynos SOC's but limits the C1(AFTR -Arm off top running) state in only the supported SOC's(ie. EXYNOS 4210, 4212, 4412 and 5250). Signed-off-by: Amit Daniel Kachhap --- arch/arm/mach-exynos/cpuidle.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index 4fc1f4f..459979a 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -177,7 +177,9 @@ static int __init exynos4_init_cpuidle(void) device->cpu = cpu_id; /* Support IDLE only */ - if (cpu_id != 0) + if (!(soc_is_exynos4210() || soc_is_exynos4212() || + soc_is_exynos4412() || soc_is_exynos5250()) || + cpu_id != 0) device->state_count = 1; ret = cpuidle_register_device(device); -- 1.7.1