* [PATCH 09/15] nand: mxc_nand: Use clk_prepare_enable/clk_disable_unprepare
[not found] <1337987696-31728-1-git-send-email-festevam@gmail.com>
@ 2012-05-25 23:14 ` Fabio Estevam
2012-05-27 12:36 ` Artem Bityutskiy
0 siblings, 1 reply; 2+ messages in thread
From: Fabio Estevam @ 2012-05-25 23:14 UTC (permalink / raw)
To: kernel; +Cc: Fabio Estevam, Artem Bityutskiy, linux-mtd, shawn.guo
From: Fabio Estevam <fabio.estevam@freescale.com>
Prepare the clock before enabling it.
Cc: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: <linux-mtd@lists.infradead.org>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
drivers/mtd/nand/mxc_nand.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index fd14966..d6efa17 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -764,7 +764,7 @@ static void mxc_nand_select_chip_v2(struct mtd_info *mtd, int chip)
if (chip == -1) {
/* Disable the NFC clock */
if (host->clk_act) {
- clk_disable(host->clk);
+ clk_disable_unprepare(host->clk);
host->clk_act = 0;
}
return;
@@ -772,7 +772,7 @@ static void mxc_nand_select_chip_v2(struct mtd_info *mtd, int chip)
if (!host->clk_act) {
/* Enable the NFC clock */
- clk_enable(host->clk);
+ clk_prepare_enable(host->clk);
host->clk_act = 1;
}
--
1.7.1
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