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

Commit 58be7689 authored by Hans de Goede's avatar Hans de Goede Committed by Dmitry Torokhov
Browse files

Input: axp20x-pek - add wakeup support 



At least on devices with the AXP288 PMIC the device is expected to
wakeup from suspend when the power-button gets pressed, add support
for this.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 49bbbfa8

drivers/input/misc/axp20x-pek.c

+28 −0
Original line number Diff line number Diff line
@@ -253,6 +253,9 @@ static int axp20x_pek_probe_input_device(struct axp20x_pek *axp20x_pek, 
		return error;

	}



	if (axp20x_pek->axp20x->variant == AXP288_ID)

		enable_irq_wake(axp20x_pek->irq_dbr);



	return 0;

}
@@ -301,10 +304,35 @@ static int axp20x_pek_probe(struct platform_device *pdev) 
	return 0;

}



static int __maybe_unused axp20x_pek_resume_noirq(struct device *dev)

{

	struct axp20x_pek *axp20x_pek = dev_get_drvdata(dev);



	if (axp20x_pek->axp20x->variant != AXP288_ID)

		return 0;



	/*

	 * Clear interrupts from button presses during suspend, to avoid

	 * a wakeup power-button press getting reported to userspace.

	 */

	regmap_write(axp20x_pek->axp20x->regmap,

		     AXP20X_IRQ1_STATE + AXP288_IRQ_POKN / 8,

		     BIT(AXP288_IRQ_POKN % 8));



	return 0;

}



static const struct dev_pm_ops axp20x_pek_pm_ops = {

#ifdef CONFIG_PM_SLEEP

	.resume_noirq = axp20x_pek_resume_noirq,

#endif

};



static struct platform_driver axp20x_pek_driver = {

	.probe		= axp20x_pek_probe,

	.driver		= {

		.name		= "axp20x-pek",

		.pm		= &axp20x_pek_pm_ops,

	},

};

module_platform_driver(axp20x_pek_driver);