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Commit 7ef2a5e2 authored by Jaehoon Chung's avatar Jaehoon Chung Committed by Chris Ball
Browse files

mmc: sdhci-s3c: fix the wrong register value, when clock is disabled 



When use the QUIRK_NONSTANDARD_CLOCK, then never set to 0 at clock control
register.  This patch fixes this problem.

Signed-off-by: default avatarJaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 490104ac

drivers/mmc/host/sdhci-s3c.c

+5 −2
Original line number Original line Diff line number Diff line
@@ -296,9 +296,12 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock) 
	unsigned long timeout;

	unsigned long timeout;

	u16 clk = 0;

	u16 clk = 0;





	/* don't bother if the clock is going off */

	/* If the clock is going off, set to 0 at clock control register */

	if (clock == 0)

	if (clock == 0) {

		sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL);

		host->clock = clock;

		return;

		return;

	}





	sdhci_s3c_set_clock(host, clock);

	sdhci_s3c_set_clock(host, clock);