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* [PATCH 1/4] mmc: sdhci-s3c: fix the wrong register value, when clock is disabled
@ 2013-06-25  1:20 Jaehoon Chung
  0 siblings, 0 replies; only message in thread
From: Jaehoon Chung @ 2013-06-25  1:20 UTC (permalink / raw)
  To: linux-mmc@vger.kernel.org
  Cc: 'Chris Ball', Heiko Stübner, Kyungmin Park

When use the QUIRK_NONSTANDARD_CLOCK, then never set to 0 at clock control register.
This patch is fixed this problem.
([PATCHv2] mmc: sdhci-s3c: fix teh wrong register value, when clock is disabled)

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
 drivers/mmc/host/sdhci-s3c.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 926aaf6..ce71f32 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -297,8 +297,11 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock)
 	u16 clk = 0;
 
 	/* don't bother if the clock is going off */
-	if (clock == 0)
+	if (clock == 0) {
+		sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL);
+		host->clock = clock;
 		return;
+	}
 
 	sdhci_s3c_set_clock(host, clock);
 
-- 
1.7.9.5

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