[PATCH] misc: atmel-ssc: prepare clock only when request

From: Bo Shen
Date: Wed Sep 24 2014 - 05:04:51 EST


Prepare SSC clock only when request SSC channel, the clock will be
enabled when initialize the SSC.

Signed-off-by: Bo Shen <voice.shen@xxxxxxxxx>
---

drivers/misc/atmel-ssc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c
index 60843a2..f9807a7 100644
--- a/drivers/misc/atmel-ssc.c
+++ b/drivers/misc/atmel-ssc.c
@@ -57,7 +57,7 @@ struct ssc_device *ssc_request(unsigned int ssc_num)
ssc->user++;
spin_unlock(&user_lock);

- clk_prepare_enable(ssc->clk);
+ clk_prepare(ssc->clk);

return ssc;
}
@@ -77,7 +77,7 @@ void ssc_free(struct ssc_device *ssc)
spin_unlock(&user_lock);

if (disable_clk)
- clk_disable_unprepare(ssc->clk);
+ clk_unprepare(ssc->clk);
}
EXPORT_SYMBOL(ssc_free);

--
2.1.0.24.g4109c28

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