Messages in this thread | | | From | Heiko Stübner <> | Subject | Re: [PATCH 2/6] pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq | Date | Sat, 05 Sep 2020 23:54:39 +0200 |
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Am Montag, 31. August 2020, 10:47:49 CEST schrieb Jianqun Xu: > There need to enable pclk_gpio when do irq_create_mapping, since it will > do access to gpio controller. > > Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
> --- > drivers/pinctrl/pinctrl-rockchip.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c > index 24dfc814dee1..54abda7b7be8 100644 > --- a/drivers/pinctrl/pinctrl-rockchip.c > +++ b/drivers/pinctrl/pinctrl-rockchip.c > @@ -3155,7 +3155,9 @@ static int rockchip_gpio_to_irq(struct gpio_chip *gc, unsigned offset) > if (!bank->domain) > return -ENXIO; > > + clk_enable(bank->clk); > virq = irq_create_mapping(bank->domain, offset); > + clk_disable(bank->clk); > > return (virq) ? : -ENXIO; > } >
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