diff mbox series

[v3,2/3] Input: edt-ft5x06 - Set wake/reset values on resume/suspend

Message ID 20180718182719.29663-3-mylene.josserand@bootlin.com
State New
Headers show
Series sun8i-a83t: Add touchscreen support on TBS A711 | expand

Commit Message

Mylène Josserand July 18, 2018, 6:27 p.m. UTC 
On resume and suspend, set the value of wake and reset gpios
to be sure that we are in a know state after suspending/resuming.

Signed-off-by: Mylène Josserand <mylene.josserand@bootlin.com>
---
 drivers/input/touchscreen/edt-ft5x06.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index aa94494b06b5..b013d97006e6 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -1143,6 +1143,12 @@  static int __maybe_unused edt_ft5x06_ts_suspend(struct device *dev)
 	if (device_may_wakeup(dev))
 		enable_irq_wake(client->irq);
 
+	if (tsdata->wake_gpio)
+		gpiod_set_value(tsdata->wake_gpio, 0);
+
+	if (tsdata->reset_gpio)
+		gpiod_set_value(tsdata->reset_gpio, 1);
+
 	regulator_disable(tsdata->vcc);
 
 	return 0;
@@ -1157,6 +1163,12 @@  static int __maybe_unused edt_ft5x06_ts_resume(struct device *dev)
 	if (device_may_wakeup(dev))
 		disable_irq_wake(client->irq);
 
+	if (tsdata->wake_gpio)
+		gpiod_set_value(tsdata->wake_gpio, 1);
+
+	if (tsdata->reset_gpio)
+		gpiod_set_value(tsdata->reset_gpio, 0);
+
 	ret = regulator_enable(tsdata->vcc);
 	if (ret < 0) {
 		dev_err(dev, "failed to enable vcc: %d\n", ret);