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SubjectRe: [PATCH 4/5] usb: dwc2: get optional clock by devm_clk_get_optional()
Date
On 3/30/2019 1:28 PM, Chunfeng Yun wrote:
> Use devm_clk_get_optional() to get optional clock
>
> Cc: Minas Harutyunyan <hminas@synopsys.com>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>

Acked-by: Minas Harutyunyan <hminas@synopsys.com>

> ---
> drivers/usb/dwc2/platform.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
> index c0b64d483552..9aa9682a5cd2 100644
> --- a/drivers/usb/dwc2/platform.c
> +++ b/drivers/usb/dwc2/platform.c
> @@ -284,10 +284,10 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg *hsotg)
> }
>
> /* Clock */
> - hsotg->clk = devm_clk_get(hsotg->dev, "otg");
> + hsotg->clk = devm_clk_get_optional(hsotg->dev, "otg");
> if (IS_ERR(hsotg->clk)) {
> - hsotg->clk = NULL;
> - dev_dbg(hsotg->dev, "cannot get otg clock\n");
> + dev_err(hsotg->dev, "cannot get otg clock\n");
> + return PTR_ERR(hsotg->clk);
> }
>
> /* Regulators */
>


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