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 <[email protected]>
Reviewed-by: Heiko Stuebner <[email protected]> > --- > 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; > } >
