From: Shawn Lin <shawn.lin@rock-chips.com>
Date: Mon, 7 Mar 2016 15:38:56 +0000 (+0800)
Subject: mmc: sdhci-of-arasan: remove disable clk_ahb from sdhci_arasan_resume
X-Git-Tag: v4.6-rc1~58^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=842750488de659ffd12a28e5f5328c9f15ea08e1;p=platform%2Fkernel%2Flinux-exynos.git

mmc: sdhci-of-arasan: remove disable clk_ahb from sdhci_arasan_resume

We don't really need disable clk_ahb when failing to resume. Otherwise
we may take risk of bus error for accessing register without clk_ahb.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 1e4b5e0..ae8052d 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -118,7 +118,6 @@ static int sdhci_arasan_resume(struct device *dev)
 	ret = clk_enable(pltfm_host->clk);
 	if (ret) {
 		dev_err(dev, "Cannot enable SD clock.\n");
-		clk_disable(sdhci_arasan->clk_ahb);
 		return ret;
 	}