[U-Boot] [U-Boot, v3, 6/7] usb: ehci-atmel: Remove unnecessary clock calling

["Andreas Bießmann" <andreas@biessmann.org>]

On Tue, Sep 27, 2016 at 11:00:33AM +0800, Wenyou Yang wrote:
> Due to the peripheral clock driver improvement, remove the
> unnecessary clock calling.
> 
> Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>

Reviewed-by: Andreas Bie?mann <andreas@biessmann.org>

> ---
> 
> Changes in v3: None
> Changes in v2: None
> 
>  drivers/usb/host/ehci-atmel.c | 15 ---------------
>  1 file changed, 15 deletions(-)
> 
> diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
> index 2b138c5..a5c6d34 100644
> --- a/drivers/usb/host/ehci-atmel.c
> +++ b/drivers/usb/host/ehci-atmel.c
> @@ -56,9 +56,7 @@ struct ehci_atmel_priv {
>  
>  static int ehci_atmel_enable_clk(struct udevice *dev)
>  {
> -	struct udevice *dev_clk;
>  	struct clk clk;
> -	int periph;
>  	int ret;
>  
>  	ret = clk_get_by_index(dev, 0, &clk);
> @@ -73,19 +71,6 @@ static int ehci_atmel_enable_clk(struct udevice *dev)
>  	if (ret)
>  		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);
>  	if (ret)
>  		return ret;