[PATCH] pinctrl/coh901: use clk_prepare_enable()

Pankaj Jangra jangra.pankaj9 at gmail.com
Tue Jun 19 23:44:00 EDT 2012


On Wed, Jun 20, 2012 at 3:08 AM, Linus Walleij
<linus.walleij at stericsson.com> wrote:
> From: Linus Walleij <linus.walleij at linaro.org>
>
> The COH901 GPIO driver did not prepare its clock, so let us
> fix it to do so.
>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> ---
>  drivers/pinctrl/pinctrl-coh901.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pinctrl/pinctrl-coh901.c b/drivers/pinctrl/pinctrl-coh901.c
> index 55697a5..1b5d232a 100644
> --- a/drivers/pinctrl/pinctrl-coh901.c
> +++ b/drivers/pinctrl/pinctrl-coh901.c
> @@ -770,7 +770,7 @@ static int __init u300_gpio_probe(struct platform_device *pdev)
>                dev_err(gpio->dev, "could not get GPIO clock\n");
>                goto err_no_clk;
>        }
> -       err = clk_enable(gpio->clk);
> +       err = clk_prepare_enable(gpio->clk);
>        if (err) {
>                dev_err(gpio->dev, "could not enable GPIO clock\n");
>                goto err_no_clk_enable;

What about clk_disable_unprepare() in error path?

Regards,
Pankaj Jangra



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