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pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq

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[ 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.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Kever Yang<kever.yang@rock-chips.com>
Link: https://lore.kernel.org/r/20201013063731.3618-3-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jianqun Xu 2020-10-13 14:37:30 +08:00 • committed by Greg Kroah-Hartman
commit e06dfd53a4
1 changed files with 2 additions and 0 deletions
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2
drivers/pinctrl/pinctrl-rockchip.c
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@ -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;
}