mmc: mxs-mmc: convert to clk_prepare/clk_unprepare

The patch converts mxs-mmc driver to clk_prepare/clk_unprepare by
using helper functions clk_prepare_enable/clk_disable_unprepare.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Cc: Chris Ball <cjb@laptop.org>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
This commit is contained in:
Shawn Guo 2011-12-20 13:57:41 +08:00
parent 759a2e30d2
commit efdfc52c04

View file

@ -713,7 +713,7 @@ static int mxs_mmc_probe(struct platform_device *pdev)
ret = PTR_ERR(host->clk);
goto out_iounmap;
}
clk_enable(host->clk);
clk_prepare_enable(host->clk);
mxs_mmc_reset(host);
@ -772,7 +772,7 @@ out_free_dma:
if (host->dmach)
dma_release_channel(host->dmach);
out_clk_put:
clk_disable(host->clk);
clk_disable_unprepare(host->clk);
clk_put(host->clk);
out_iounmap:
iounmap(host->base);
@ -798,7 +798,7 @@ static int mxs_mmc_remove(struct platform_device *pdev)
if (host->dmach)
dma_release_channel(host->dmach);
clk_disable(host->clk);
clk_disable_unprepare(host->clk);
clk_put(host->clk);
iounmap(host->base);
@ -819,7 +819,7 @@ static int mxs_mmc_suspend(struct device *dev)
ret = mmc_suspend_host(mmc);
clk_disable(host->clk);
clk_disable_unprepare(host->clk);
return ret;
}
@ -830,7 +830,7 @@ static int mxs_mmc_resume(struct device *dev)
struct mxs_mmc_host *host = mmc_priv(mmc);
int ret = 0;
clk_enable(host->clk);
clk_prepare_enable(host->clk);
ret = mmc_resume_host(mmc);