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authorUlf Hansson <ulf.hansson@linaro.org>2014-02-04 19:58:50 +0400
committerMark Brown <broonie@linaro.org>2014-02-04 23:17:56 +0400
commit6cac167b826eced25a2756b996a93c6f7833c49b (patch)
tree8cacbb133da333e867e80ad5604c633ef04a203a /drivers/spi/spi-pl022.c
parent3e7dde425dbcc7965398e92909d898c4ebc9fdb8 (diff)
downloadlinux-6cac167b826eced25a2756b996a93c6f7833c49b.tar.xz
spi: pl022: Simplify clock handling
Make use of clk_prepare_enable and clk_disable_unprepare to simplify code. No functional change. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi/spi-pl022.c')
-rw-r--r--drivers/spi/spi-pl022.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index 4ec49eae6141..5f7594bc2086 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -2183,13 +2183,7 @@ static int pl022_probe(struct amba_device *adev, const struct amba_id *id)
goto err_no_clk;
}
- status = clk_prepare(pl022->clk);
- if (status) {
- dev_err(&adev->dev, "could not prepare SSP/SPI bus clock\n");
- goto err_clk_prep;
- }
-
- status = clk_enable(pl022->clk);
+ status = clk_prepare_enable(pl022->clk);
if (status) {
dev_err(&adev->dev, "could not enable SSP/SPI bus clock\n");
goto err_no_clk_en;
@@ -2250,10 +2244,8 @@ static int pl022_probe(struct amba_device *adev, const struct amba_id *id)
if (platform_info->enable_dma)
pl022_dma_remove(pl022);
err_no_irq:
- clk_disable(pl022->clk);
+ clk_disable_unprepare(pl022->clk);
err_no_clk_en:
- clk_unprepare(pl022->clk);
- err_clk_prep:
err_no_clk:
err_no_ioremap:
amba_release_regions(adev);
@@ -2281,8 +2273,7 @@ pl022_remove(struct amba_device *adev)
if (pl022->master_info->enable_dma)
pl022_dma_remove(pl022);
- clk_disable(pl022->clk);
- clk_unprepare(pl022->clk);
+ clk_disable_unprepare(pl022->clk);
amba_release_regions(adev);
tasklet_disable(&pl022->pump_transfers);
return 0;