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path: root/drivers/media/radio/si4713/si4713.c
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Diffstat (limited to 'drivers/media/radio/si4713/si4713.c')
-rw-r--r--drivers/media/radio/si4713/si4713.c38
1 files changed, 17 insertions, 21 deletions
diff --git a/drivers/media/radio/si4713/si4713.c b/drivers/media/radio/si4713/si4713.c
index 5c2a2fcb8965..952550e7be8f 100644
--- a/drivers/media/radio/si4713/si4713.c
+++ b/drivers/media/radio/si4713/si4713.c
@@ -383,9 +383,9 @@ static int si4713_powerup(struct si4713_device *sdev)
}
}
- if (gpio_is_valid(sdev->gpio_reset)) {
+ if (!IS_ERR(sdev->gpio_reset)) {
udelay(50);
- gpio_set_value(sdev->gpio_reset, 1);
+ gpiod_set_value(sdev->gpio_reset, 1);
}
if (client->irq)
@@ -407,8 +407,8 @@ static int si4713_powerup(struct si4713_device *sdev)
SI4713_STC_INT | SI4713_CTS);
return err;
}
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_set_value(sdev->gpio_reset, 0);
+ if (!IS_ERR(sdev->gpio_reset))
+ gpiod_set_value(sdev->gpio_reset, 0);
if (sdev->vdd) {
@@ -447,8 +447,8 @@ 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 (gpio_is_valid(sdev->gpio_reset))
- gpio_set_value(sdev->gpio_reset, 0);
+ if (!IS_ERR(sdev->gpio_reset))
+ gpiod_set_value(sdev->gpio_reset, 0);
if (sdev->vdd) {
err = regulator_disable(sdev->vdd);
@@ -1446,7 +1446,6 @@ static int si4713_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct si4713_device *sdev;
- struct si4713_platform_data *pdata = client->dev.platform_data;
struct v4l2_ctrl_handler *hdl;
int rval;
@@ -1457,16 +1456,17 @@ static int si4713_probe(struct i2c_client *client,
goto exit;
}
- sdev->gpio_reset = -1;
- if (pdata && gpio_is_valid(pdata->gpio_reset)) {
- rval = gpio_request(pdata->gpio_reset, "si4713 reset");
- if (rval) {
- dev_err(&client->dev,
- "Failed to request gpio: %d\n", rval);
- goto free_sdev;
- }
- sdev->gpio_reset = pdata->gpio_reset;
- gpio_direction_output(sdev->gpio_reset, 0);
+ 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 {
+ rval = PTR_ERR(sdev->gpio_reset);
+ dev_err(&client->dev, "Failed to request gpio: %d\n", rval);
+ goto free_sdev;
}
sdev->vdd = devm_regulator_get_optional(&client->dev, "vdd");
@@ -1614,8 +1614,6 @@ free_irq:
free_irq(client->irq, sdev);
free_ctrls:
v4l2_ctrl_handler_free(hdl);
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_free(sdev->gpio_reset);
free_sdev:
kfree(sdev);
exit:
@@ -1636,8 +1634,6 @@ static int si4713_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_free(sdev->gpio_reset);
kfree(sdev);
return 0;