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mtd: gpmi: Use devm_clk_get()

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Using devm_clk_get() can make the code smaller and cleaner.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Fabio Estevam 2013-11-07 22:32:38 -02:00 committed by Brian Norris
parent 89b59e6cc1
commit 554cbc509f
1 changed files with 2 additions and 19 deletions
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21
drivers/mtd/nand/gpmi-nand/gpmi-nand.c
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@ -582,21 +582,6 @@ static int acquire_dma_channels(struct gpmi_nand_data *this)
return -EINVAL;
}
static void gpmi_put_clks(struct gpmi_nand_data *this)
{
struct resources *r = &this->resources;
struct clk *clk;
int i;
for (i = 0; i < GPMI_CLK_MAX; i++) {
clk = r->clock[i];
if (clk) {
clk_put(clk);
r->clock[i] = NULL;
}
}
}
static char *extra_clks_for_mx6q[GPMI_CLK_MAX] = {
"gpmi_apb", "gpmi_bch", "gpmi_bch_apb", "per1_bch",
};
@ -609,7 +594,7 @@ static int gpmi_get_clks(struct gpmi_nand_data *this)
int err, i;
/* The main clock is stored in the first. */
r->clock[0] = clk_get(this->dev, "gpmi_io");
r->clock[0] = devm_clk_get(this->dev, "gpmi_io");
if (IS_ERR(r->clock[0])) {
err = PTR_ERR(r->clock[0]);
goto err_clock;
@ -625,7 +610,7 @@ static int gpmi_get_clks(struct gpmi_nand_data *this)
if (extra_clks[i - 1] == NULL)
break;
clk = clk_get(this->dev, extra_clks[i - 1]);
clk = devm_clk_get(this->dev, extra_clks[i - 1]);
if (IS_ERR(clk)) {
err = PTR_ERR(clk);
goto err_clock;
@ -647,7 +632,6 @@ static int gpmi_get_clks(struct gpmi_nand_data *this)
err_clock:
dev_dbg(this->dev, "failed in finding the clocks.\n");
gpmi_put_clks(this);
return err;
}
@ -687,7 +671,6 @@ static int acquire_resources(struct gpmi_nand_data *this)
static void release_resources(struct gpmi_nand_data *this)
{
gpmi_put_clks(this);
release_register_block(this);
release_bch_irq(this);
release_dma_channels(this);