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>

diff --git a/drivers/mmc/atmel_sdhci.c b/drivers/mmc/atmel_sdhci.c
index 20bba1a..6654b54 100644 (file)
--- 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;