iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

pinctrl: rockchip: clear int status when driver probed

Browse Source 
Some devices may do gpio interrupt trigger and make an int status before
pinctrl driver probed, then the gpio handler will keep complain untill
the device driver works to stop trigger.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20210223101937.273085-1-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Jianqun Xu 2021-02-23 18:19:37 +08:00 committed by Linus Walleij
parent 35b25fd32b
commit b37c35781d
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/pinctrl/pinctrl-rockchip.c
View File

@ -3433,6 +3433,7 @@ static int rockchip_interrupts_register(struct platform_device *pdev,
* things enabled, so for us that's all masked and all enabled. * things enabled, so for us that's all masked and all enabled.
*/ */
writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK); writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK);
writel_relaxed(0xffffffff, bank->reg_base + GPIO_PORTS_EOI);
writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN); writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN);
gc->mask_cache = 0xffffffff; gc->mask_cache = 0xffffffff;