Messages in this thread Patch in this message | | | From | Jianqun Xu <> | Subject | [PATCH v3 2/3] pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq | Date | Tue, 13 Oct 2020 14:37:30 +0800 |
| |
There need to enable pclk_gpio when do irq_create_mapping, since it will do access to gpio controller.
Reviewed-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com> --- 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 927d132d6716..a2f361aa6d05 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -3157,7 +3157,9 @@ 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; } -- 2.17.1
| |