diff mbox series

[3/5] pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq

Message ID 20200907025927.9713-4-jay.xu@rock-chips.com (mailing list archive)
State New, archived
Headers show
Series rockchip-pinctrl fixes for GKI | expand

Commit Message

Jianqun Xu Sept. 7, 2020, 2:59 a.m. UTC 
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 mbox series

Patch

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index cc7512acfc5f..58fd4d822591 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;
 }