diff options
Diffstat (limited to 'drivers/media/radio/si4713/si4713.c')
| -rw-r--r-- | drivers/media/radio/si4713/si4713.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/media/radio/si4713/si4713.c b/drivers/media/radio/si4713/si4713.c index c90004dac170..e9d03ac69a27 100644 --- a/drivers/media/radio/si4713/si4713.c +++ b/drivers/media/radio/si4713/si4713.c @@ -383,7 +383,7 @@ static int si4713_powerup(struct si4713_device *sdev) } } - if (!IS_ERR(sdev->gpio_reset)) { + if (sdev->gpio_reset) { udelay(50); gpiod_set_value(sdev->gpio_reset, 1); } @@ -407,8 +407,7 @@ static int si4713_powerup(struct si4713_device *sdev) SI4713_STC_INT | SI4713_CTS); return err; } - if (!IS_ERR(sdev->gpio_reset)) - gpiod_set_value(sdev->gpio_reset, 0); + gpiod_set_value(sdev->gpio_reset, 0); if (sdev->vdd) { @@ -447,7 +446,7 @@ static int si4713_powerdown(struct si4713_device *sdev) v4l2_dbg(1, debug, &sdev->sd, "Power down response: 0x%02x\n", resp[0]); v4l2_dbg(1, debug, &sdev->sd, "Device in reset mode\n"); - if (!IS_ERR(sdev->gpio_reset)) + if (sdev->gpio_reset) gpiod_set_value(sdev->gpio_reset, 0); if (sdev->vdd) { @@ -1460,14 +1459,9 @@ static int si4713_probe(struct i2c_client *client, goto exit; } - sdev->gpio_reset = devm_gpiod_get(&client->dev, "reset"); - if (!IS_ERR(sdev->gpio_reset)) { - gpiod_direction_output(sdev->gpio_reset, 0); - } else if (PTR_ERR(sdev->gpio_reset) == -ENOENT) { - dev_dbg(&client->dev, "No reset GPIO assigned\n"); - } else if (PTR_ERR(sdev->gpio_reset) == -ENOSYS) { - dev_dbg(&client->dev, "No reset GPIO support\n"); - } else { + sdev->gpio_reset = devm_gpiod_get_optional(&client->dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(sdev->gpio_reset)) { rval = PTR_ERR(sdev->gpio_reset); dev_err(&client->dev, "Failed to request gpio: %d\n", rval); goto exit; |