---
  drivers/input/keyboard/qt1070.c |   25 +++++++++++++++++++++++++
  1 file changed, 25 insertions(+)

diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c
index 42b773b..deefe5a 100644
--- a/drivers/input/keyboard/qt1070.c
+++ b/drivers/input/keyboard/qt1070.c

@@ -243,6 +243,30 @@ static int qt1070_remove(struct i2c_client *client)
  	return 0;
  }

+#ifdef CONFIG_PM_SLEEP
+static int qt1070_suspend(struct device *dev)
+{
+	struct qt1070_data *data = dev_get_drvdata(dev);
+
+	if (device_may_wakeup(dev))
+		enable_irq_wake(data->irq);
+
+	return 0;
+}
+
+static int qt1070_resume(struct device *dev)
+{
+	struct qt1070_data *data = dev_get_drvdata(dev);
+
+	if (device_may_wakeup(dev))
+		disable_irq_wake(data->irq);
+
+	return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(qt1070_pm_ops, qt1070_suspend, qt1070_resume);
+
  static const struct i2c_device_id qt1070_id[] = {
  	{ "qt1070", 0 },
  	{ },

@@ -253,6 +277,7 @@ static struct i2c_driver qt1070_driver = {
  	.driver	= {
  		.name	= "qt1070",
  		.owner	= THIS_MODULE,
+		.pm	= &qt1070_pm_ops,
  	},
  	.id_table	= qt1070_id,
  	.probe		= qt1070_probe,