[PATCH v1 03/24] mtd: mpc5121_nfc: prepare clocks before enabling them

Gerhard Sittig gsi at denx.de
Tue Jul 16 04:47:32 EST 2013


must prepare clocks before enabling them, unprepare after disable

Signed-off-by: Gerhard Sittig <gsi at denx.de>
---
 drivers/mtd/nand/mpc5121_nfc.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c
index 3c9cdcb..eb7771d 100644
--- a/drivers/mtd/nand/mpc5121_nfc.c
+++ b/drivers/mtd/nand/mpc5121_nfc.c
@@ -618,7 +618,7 @@ static void mpc5121_nfc_free(struct device *dev, struct mtd_info *mtd)
 	struct mpc5121_nfc_prv *prv = chip->priv;
 
 	if (prv->clk) {
-		clk_disable(prv->clk);
+		clk_disable_unprepare(prv->clk);
 		clk_put(prv->clk);
 	}
 
@@ -737,7 +737,7 @@ static int mpc5121_nfc_probe(struct platform_device *op)
 		goto error;
 	}
 
-	clk_enable(prv->clk);
+	clk_prepare_enable(prv->clk);
 
 	/* Reset NAND Flash controller */
 	nfc_set(mtd, NFC_CONFIG1, NFC_RESET);
-- 
1.7.10.4



More information about the devicetree-discuss mailing list