diff mbox series

[04/13] pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq

Message ID 20200717014908.13914-5-jay.xu@rock-chips.com (mailing list archive)
State New, archived
Headers show
Series pinctrl: rockchip: prepare work for split driver | expand

Commit Message

Jianqun Xu July 17, 2020, 1:48 a.m. UTC 
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>
---
 drivers/pinctrl/pinctrl-rockchip.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index ec509ef8bd8d..d34fada39227 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;
 }