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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>
This commit is contained in:
Viresh Kumar 2012-08-27 10:37:17 +05:30 committed by Jeff Garzik
parent 8996b89d6b
commit 3f09e6c0d3
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/pata_arasan_cf.c
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@ -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)