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-rw-r--r--drivers/input/misc/axp20x-pek.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
index f11807db6979..d3e9ce27a2be 100644
--- a/drivers/input/misc/axp20x-pek.c
+++ b/drivers/input/misc/axp20x-pek.c
@@ -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);