[PATCH 2/2] usb: dwc3: exynos: use clk_prepare_enable and clk_disable_unprepare

[Felipe Balbi]

Hi,

On Thu, Mar 14, 2013 at 04:14:58PM +0530, Vivek Gautam wrote:
> Convert clk_enable/clk_disable to clk_prepare_enable/clk_disable_unprepare
> calls as required by common clock framework.
> 
> Signed-off-by: Vivek Gautam <gautam.vivek at samsung.com>
> CC: Felipe Balbi <balbi at ti.com>
> CC: Kukjin Kim <kgene.kim at samsung.com>
> ---
>  drivers/usb/dwc3/dwc3-exynos.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
> index 66ca9ac..b03f609 100644
> --- a/drivers/usb/dwc3/dwc3-exynos.c
> +++ b/drivers/usb/dwc3/dwc3-exynos.c
> @@ -129,7 +129,7 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
>  	exynos->dev	= dev;
>  	exynos->clk	= clk;
>  
> -	clk_enable(exynos->clk);
> +	clk_prepare_enable(exynos->clk);

eventually we need to pass this clock handling to dwc3/core.c. Just make
sure it's optional since not all platforms need it.

I guess the best way would be to handle clocks via
->runtime_suspend()/->runtime_resume() ??

-- 
balbi
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