If the device is not configured as wakeup source, it can be put in reset
during suspend to save some power.
Signed-off-by: Daniel Mack <daniel@xxxxxxxxxx>
---
drivers/input/touchscreen/edt-ft5x06.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index 955f085627fa..c34a0b23f90a 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -1036,9 +1036,12 @@ static int edt_ft5x06_ts_remove(struct i2c_client *client)
static int __maybe_unused edt_ft5x06_ts_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ struct edt_ft5x06_ts_data *tsdata = i2c_get_clientdata(client);
if (device_may_wakeup(dev))
enable_irq_wake(client->irq);
+ else if (tsdata->reset_gpio)
+ gpiod_set_value_cansleep(tsdata->reset_gpio, 1);
return 0;
}
@@ -1046,9 +1049,12 @@ static int __maybe_unused edt_ft5x06_ts_suspend(struct device *dev)
static int __maybe_unused edt_ft5x06_ts_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ struct edt_ft5x06_ts_data *tsdata = i2c_get_clientdata(client);
if (device_may_wakeup(dev))
disable_irq_wake(client->irq);
+ else if (tsdata->reset_gpio)
+ gpiod_set_value_cansleep(tsdata->reset_gpio, 0);
return 0;
}
--
2.14.3
--
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