Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9198f509 authored by Chris Zhong's avatar Chris Zhong Committed by Heiko Stuebner
Browse files

pinctrl: rockchip: add suspend/resume functions 



support suspend/resume of pinctrl, it allows handling sleep mode
for hogged pins in pinctrl

Signed-off-by: default avatarChris Zhong <zyw@rock-chips.com>
Tested-by: default avatarDoug Anderson <dianders@chromium.org>
Reviewed-by: default avatarDoug Anderson <dianders@chromium.org>
Tested-by: default avatarHeiko Stuebner <heiko@sntech.de>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent fab262f5

drivers/pinctrl/pinctrl-rockchip.c

+18 −0
Original line number Diff line number Diff line
@@ -1796,6 +1796,23 @@ static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data( 
	return ctrl;

}



static int __maybe_unused rockchip_pinctrl_suspend(struct device *dev)

{

	struct rockchip_pinctrl *info = dev_get_drvdata(dev);



	return pinctrl_force_sleep(info->pctl_dev);

}



static int __maybe_unused rockchip_pinctrl_resume(struct device *dev)

{

	struct rockchip_pinctrl *info = dev_get_drvdata(dev);



	return pinctrl_force_default(info->pctl_dev);

}



static SIMPLE_DEV_PM_OPS(rockchip_pinctrl_dev_pm_ops, rockchip_pinctrl_suspend,

			 rockchip_pinctrl_resume);



static int rockchip_pinctrl_probe(struct platform_device *pdev)

{

	struct rockchip_pinctrl *info;
@@ -2009,6 +2026,7 @@ static struct platform_driver rockchip_pinctrl_driver = { 
	.driver = {

		.name	= "rockchip-pinctrl",

		.owner	= THIS_MODULE,

		.pm = &rockchip_pinctrl_dev_pm_ops,

		.of_match_table = rockchip_pinctrl_dt_match,

	},

};