clk_{un}prepare is mandatory for platforms using common clock framework. Add
clk_{un}prepare() support for spi-pl022 runtime PM.
Signed-off-by: Vipul Kumar Samar <vipulkumar.sa...@st.com>
---
drivers/spi/spi-pl022.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index f2a80ff..500e75e 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -2334,7 +2334,7 @@ static int pl022_runtime_suspend(struct device *dev)
{
struct pl022 *pl022 = dev_get_drvdata(dev);
- clk_disable(pl022->clk);
+ clk_disable_unprepare(pl022->clk);
return 0;
}
@@ -2342,10 +2342,13 @@ static int pl022_runtime_suspend(struct device *dev)
static int pl022_runtime_resume(struct device *dev)
{
struct pl022 *pl022 = dev_get_drvdata(dev);
+ int ret = 0;
- clk_enable(pl022->clk);
+ ret = clk_prepare_enable(pl022->clk);
+ if (ret)
+ dev_err(dev, "could not enable SSP/SPI bus clock\n");
- return 0;
+ return ret;
}
#endif
--
1.7.2.2
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