Thread (30 messages) 30 messages, 7 authors, 2014-06-10
STALE4398d REVIEWED: 1 (0M)
Revisions (2)
  1. v5 current
  2. v6 [diff vs current]

[PATCH v5 5/6] exynos: cpuidle: do not allow cpuidle registration for Exynos5420

From: Chander Kashyap <hidden>
Date: 2014-05-14 08:05:22
Also in: linux-pm, linux-samsung-soc, lkml
Subsystem: arm port, the rest · Maintainers: Russell King, Linus Torvalds

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 <redacted>
Signed-off-by: Chander Kashyap <redacted>
Acked-by: Daniel Lezcano <redacted>
---
 arch/arm/mach-exynos/cpuidle.c |    3 +++
 1 file changed, 3 insertions(+)
diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c
index 3dd385e..807a386 100644
--- a/arch/arm/mach-exynos/cpuidle.c
+++ b/arch/arm/mach-exynos/cpuidle.c
@@ -218,6 +218,9 @@ static int exynos_cpuidle_probe(struct platform_device *pdev)
 	int cpu_id, ret;
 	struct cpuidle_device *device;
 
+	if (soc_is_exynos5420())
+		return -ENODEV;
+
 	if (soc_is_exynos5250())
 		exynos5_core_down_clk();
 
-- 
1.7.9.5
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