From e06dfd53a42ab8e269f034be50cc526aa48bb147 Mon Sep 17 00:00:00 2001 From: Jianqun Xu Date: Tue, 13 Oct 2020 14:37:30 +0800 Subject: [PATCH] pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq [ 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 Reviewed-by: Heiko Stuebner Reviewed-by: Kever Yang Link: https://lore.kernel.org/r/20201013063731.3618-3-jay.xu@rock-chips.com Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- 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 1bd8840e11a6..930edfc32f59 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; }