u-boot/0001-Exynos-Clock-Fix-exynos5_get_periph_rate-for-I2C.patch

37 lines
1.3 KiB
Diff

From fed2f4c2e6d5ebc57b465783f44217c91550c0b8 Mon Sep 17 00:00:00 2001
From: Guillaume GARDET <guillaume.gardet@free.fr>
Date: Wed, 25 Feb 2015 15:57:56 +0100
Subject: [U-Boot] [PATCH] Exynos: Clock: Fix exynos5_get_periph_rate for I2C.
Commit 2e82e9252695a612ab0cbf40fa0c7368515f6506 'Exynos: Clock: Cleanup
soc_get_periph_rate' introduced a bug in I2C config. This patch makes cros_ec
keyboard working again on Samsung Chromebook (snow).
Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>
Cc: Akshay Saraswat <akshay.s@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
---
arch/arm/cpu/armv7/exynos/clock.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/cpu/armv7/exynos/clock.c b/arch/arm/cpu/armv7/exynos/clock.c
index c6455c2..7f47d4d 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -423,8 +423,8 @@ static unsigned long exynos5_get_periph_rate(int peripheral)
case PERIPH_ID_I2C6:
case PERIPH_ID_I2C7:
src = EXYNOS_SRC_MPLL;
- div = readl(&clk->div_top0);
- sub_div = readl(&clk->div_top1);
+ sub_div = readl(&clk->div_top0);
+ div = readl(&clk->div_top1);
break;
default:
debug("%s: invalid peripheral %d", __func__, peripheral);
--
1.8.4.5