[PATCH v2 03/15] hw_random: mxc-rnga: Use clk_prepare_enable/clk_disable_unprepare

[Fabio Estevam]

From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>

Prepare the clock before enabling it.

Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Cc: <linux-kernel@xxxxxxxxxxxxxxx>
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx>
---
Changes since v1:
- Add missing clk_disable_unprepare(clk) in the remove path

 drivers/char/hw_random/mxc-rnga.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/char/hw_random/mxc-rnga.c b/drivers/char/hw_random/mxc-rnga.c
index 187c6be..430582c 100644
--- a/drivers/char/hw_random/mxc-rnga.c
+++ b/drivers/char/hw_random/mxc-rnga.c
@@ -154,7 +154,7 @@ static int __init mxc_rnga_probe(struct platform_device *pdev)
 		goto out;
 	}
 
-	clk_enable(clk);
+	clk_prepare_enable(clk);
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
@@ -196,7 +196,7 @@ err_ioremap:
 	release_mem_region(res->start, resource_size(res));
 
 err_region:
-	clk_disable(clk);
+	clk_disable_unprepare(clk);
 	clk_put(clk);
 
 out:
@@ -215,7 +215,7 @@ static int __exit mxc_rnga_remove(struct platform_device *pdev)
 
 	release_mem_region(res->start, resource_size(res));
 
-	clk_disable(clk);
+	clk_disable_unprepare(clk);
 	clk_put(clk);
 
 	return 0;
-- 
1.7.1

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