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authorViresh Kumar <viresh.kumar@linaro.com>2012-08-27 10:37:17 +0530
committerJeff Garzik <jgarzik@redhat.com>2012-09-13 01:09:51 -0400
commit3f09e6c0d32398b777b00c21053a1ef5f840b1af (patch)
treef10a832525ff9efc480861209656ec3b1d7aee81
parent8996b89d6bc98ae2f6d6e6e624a42a3f89d06949 (diff)
downloadlinux-linaro-stable-3f09e6c0d32398b777b00c21053a1ef5f840b1af.tar.gz
pata_arasan: Add clk_{un}prepare() support
clk_{un}prepare is mandatory for platforms using common clock framework. Since this driver is used by SPEAr platform, which supports common clock framework, add clk_{un}prepare() support for it. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r--drivers/ata/pata_arasan_cf.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index bfaa5cb1629a..d82c6dc0c20c 100644
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -310,7 +310,7 @@ static int cf_init(struct arasan_cf_dev *acdev)
unsigned long flags;
int ret = 0;
- ret = clk_enable(acdev->clk);
+ ret = clk_prepare_enable(acdev->clk);
if (ret) {
dev_dbg(acdev->host->dev, "clock enable failed");
return ret;
@@ -340,7 +340,7 @@ static void cf_exit(struct arasan_cf_dev *acdev)
writel(readl(acdev->vbase + OP_MODE) & ~CFHOST_ENB,
acdev->vbase + OP_MODE);
spin_unlock_irqrestore(&acdev->host->lock, flags);
- clk_disable(acdev->clk);
+ clk_disable_unprepare(acdev->clk);
}
static void dma_callback(void *dev)