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authorWenyou Yang <wenyou.yang@atmel.com>2016-09-27 11:00:34 +0800
committerAndreas Bießmann <andreas@biessmann.org>2016-10-28 18:37:15 +0200
commit339cb0732ae98ae81b0460f4ed16bd6e3e044efc (patch)
tree55bac7d4b4fd5d4f014b8e1cea613f7d1c21dbe2 /drivers
parentc6a0f7f1356dd68a269dcfa34aae8f75a01ef7fe (diff)
mmc: atmel_sdhci: Remove unnecessary clock calling
Due to the peripheral and generated clock driver improvement, remove the unnecessary clock calling. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/atmel_sdhci.c27
1 files changed, 2 insertions, 25 deletions
diff --git a/drivers/mmc/atmel_sdhci.c b/drivers/mmc/atmel_sdhci.c
index 20bba1a279..6654b54278 100644
--- a/drivers/mmc/atmel_sdhci.c
+++ b/drivers/mmc/atmel_sdhci.c
@@ -50,29 +50,6 @@ struct atmel_sdhci_plat {
struct mmc mmc;
};
-static int atmel_sdhci_get_clk(struct udevice *dev, int index, struct clk *clk)
-{
- struct udevice *dev_clk;
- int periph, ret;
-
- ret = clk_get_by_index(dev, index, clk);
- if (ret)
- return ret;
-
- periph = fdtdec_get_uint(gd->fdt_blob, clk->dev->of_offset, "reg", -1);
- if (periph < 0)
- return -EINVAL;
-
- dev_clk = dev_get_parent(clk->dev);
- ret = clk_request(dev_clk, clk);
- if (ret)
- return ret;
-
- clk->id = periph;
-
- return 0;
-}
-
static int atmel_sdhci_probe(struct udevice *dev)
{
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
@@ -85,7 +62,7 @@ static int atmel_sdhci_probe(struct udevice *dev)
struct clk clk;
int ret;
- ret = atmel_sdhci_get_clk(dev, 0, &clk);
+ ret = clk_get_by_index(dev, 0, &clk);
if (ret)
return ret;
@@ -106,7 +83,7 @@ static int atmel_sdhci_probe(struct udevice *dev)
clk_mul = (caps_1 & SDHCI_CLOCK_MUL_MASK) >> SDHCI_CLOCK_MUL_SHIFT;
gck_rate = clk_base * 1000000 * (clk_mul + 1);
- ret = atmel_sdhci_get_clk(dev, 1, &clk);
+ ret = clk_get_by_index(dev, 1, &clk);
if (ret)
return ret;