iio: adis: set GPIO reset pin direction

Set reset pin direction to output as the reset pin needs to be an active
low output pin.

Co-developed-by: Hannu Hartikainen <[email protected]>
Signed-off-by: Hannu Hartikainen <[email protected]>
Signed-off-by: Antti Keränen <[email protected]>
Reviewed-by: Nuno Sá <[email protected]>
Fixes: ecb010d ("iio: imu: adis: Refactor adis_initial_startup")
Link: https://lore.kernel.org/r/[email protected]
Cc: <[email protected]>
Signed-off-by: Jonathan Cameron <[email protected]>

Author: Detegr

drivers/iio/imu/adis.c

@@ -411,12 +411,11 @@ int __adis_initial_startup(struct adis *adis)
 	int ret;
 
 	/* check if the device has rst pin low */
-	gpio = devm_gpiod_get_optional(&adis->spi->dev, "reset", GPIOD_ASIS);
+	gpio = devm_gpiod_get_optional(&adis->spi->dev, "reset", GPIOD_OUT_HIGH);
 	if (IS_ERR(gpio))
 		return PTR_ERR(gpio);
 
 	if (gpio) {
-		gpiod_set_value_cansleep(gpio, 1);
 		msleep(10);
 		/* bring device out of reset */
 		gpiod_set_value_cansleep(gpio, 0);