From: Jianqun Xu <jay...@rock-chips.com> [ Upstream commit 63fbf8013b2f6430754526ef9594f229c7219b1f ]
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...@rock-chips.com> Reviewed-by: Heiko Stuebner <he...@sntech.de> Reviewed-by: Kever Yang<kever.y...@rock-chips.com> Link: https://lore.kernel.org/r/20201013063731.3618-3-jay...@rock-chips.com Signed-off-by: Linus Walleij <linus.wall...@linaro.org> Signed-off-by: Sasha Levin <sas...@kernel.org> --- 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 1bd8840e11a6e..930edfc32f597 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2811,7 +2811,9 @@ 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; } -- 2.27.0
