linux-kernel - [PATCH] ARM: exynos: Fix wrong hwirq of RTC interrupt for Exynos3250 SoC

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Message-id: <1423537745-11994-1-git-send-email-cw00.choi@samsung.com>
Date:	Tue, 10 Feb 2015 12:09:05 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	kgene@...nel.org
Cc:	ben-linux@...ff.org, kyungmin.park@...sung.com,
	inki.dae@...sung.com, cw00.choi@...sung.com,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] ARM: exynos: Fix wrong hwirq of RTC interrupt for Exynos3250
 SoC

This patch fixes wrong hwirq of RTC irq for Exynos3250 SoC. When entering
suspend state, 'enable_irq_wake fail' happen because of the mismatch of RTC hwirq.

	[  429.200937] Freezing user space processes ... (elapsed 0.002 seconds) done.
	[  429.203383] Freezing remaining freezable tasks ... (elapsed 0.000 seconds) done.
	[  429.209914] Suspending console(s) (use no_console_suspend to debug)
	[  429.370685] wake enabled for irq 65
	[  429.370837] wake enabled for irq 64
	[  429.370868] wake enabled for irq 79
	[snip]
	[  429.372120] s3c-rtc 10070000.rtc: enable_irq_wake failed

Fixes: a4f582f5c5fe3 (ARM: EXYNOS: Add exynos3250 suspend-to-ram support)
Cc: Kukjin Kim <kgene@...nel.org>
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
Acked-by: Kyungmin Park <kyungmin.park@...sung.com>
---
 arch/arm/mach-exynos/suspend.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index d6feef3..2b8bd67 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -92,8 +92,8 @@ static unsigned int exynos_pmu_spare3;
 static u32 exynos_irqwake_intmask = 0xffffffff;
 
 static const struct exynos_wkup_irq exynos3250_wkup_irq[] = {
-	{ 73, BIT(1) }, /* RTC alarm */
-	{ 74, BIT(2) }, /* RTC tick */
+	{ 105, BIT(1) }, /* RTC alarm */
+	{ 106, BIT(2) }, /* RTC tick */
 	{ /* sentinel */ },
 };
 
-- 
1.8.5.5

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