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usb: ehci-atmel: Remove unnecessary clock calling

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Due to the peripheral clock driver improvement, remove the
unnecessary clock calling.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
This commit is contained in:
Wenyou Yang 2016-09-27 11:00:33 +08:00 committed by Andreas Bießmann
parent 52f37333bc
commit c6a0f7f135
1 changed files with 0 additions and 15 deletions
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15
drivers/usb/host/ehci-atmel.c
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@ -56,9 +56,7 @@ struct ehci_atmel_priv {
static int ehci_atmel_enable_clk(struct udevice *dev) static int ehci_atmel_enable_clk(struct udevice *dev)
{ {
struct udevice *dev_clk;
struct clk clk; struct clk clk;
int periph;
int ret; int ret;
ret = clk_get_by_index(dev, 0, &clk); ret = clk_get_by_index(dev, 0, &clk);
@ -73,19 +71,6 @@ static int ehci_atmel_enable_clk(struct udevice *dev)
if (ret) if (ret)
return -EINVAL; return -EINVAL;
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);
if (!dev_clk)
return -ENODEV;
ret = clk_request(dev_clk, &clk);
if (ret)
return ret;
clk.id = periph;
ret = clk_enable(&clk); ret = clk_enable(&clk);
if (ret) if (ret)
return ret; return ret;