Get the reset GPIO through the GPIO consumer API. This allows specifying the
DT property as "reset-gpios" without breaking existing DT users.
Signed-off-by: Daniel Mack <daniel@xxxxxxxxxx>
---
sound/soc/codecs/cs4270.c | 23 +++++++----------------
1 file changed, 7 insertions(+), 16 deletions(-)
diff --git a/sound/soc/codecs/cs4270.c b/sound/soc/codecs/cs4270.c
index 3c266eeb89bf..33d74f163bd7 100644
--- a/sound/soc/codecs/cs4270.c
+++ b/sound/soc/codecs/cs4270.c
@@ -29,8 +29,8 @@
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/regulator/consumer.h>
+#include <linux/gpio/consumer.h>
#include <linux/of_device.h>
-#include <linux/of_gpio.h>
/*
* The codec isn't really big-endian or little-endian, since the I2S
@@ -658,8 +658,8 @@ static const struct regmap_config cs4270_regmap = {
static int cs4270_i2c_probe(struct i2c_client *i2c_client,
const struct i2c_device_id *id)
{
- struct device_node *np = i2c_client->dev.of_node;
struct cs4270_private *cs4270;
+ struct gpio_desc *reset_gpiod;
unsigned int val;
int ret, i;
@@ -678,20 +678,11 @@ static int cs4270_i2c_probe(struct i2c_client *i2c_client,
if (ret < 0)
return ret;
- /* See if we have a way to bring the codec out of reset */
- if (np) {
- enum of_gpio_flags flags;
- int gpio = of_get_named_gpio_flags(np, "reset-gpio", 0, &flags);
-
- if (gpio_is_valid(gpio)) {
- ret = devm_gpio_request_one(&i2c_client->dev, gpio,
- flags & OF_GPIO_ACTIVE_LOW ?
- GPIOF_OUT_INIT_LOW : GPIOF_OUT_INIT_HIGH,
- "cs4270 reset");
- if (ret < 0)
- return ret;
- }
- }
+ reset_gpiod = devm_gpiod_get_optional(&i2c_client->dev, "reset",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(reset_gpiod) &&
+ PTR_ERR(reset_gpiod) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
cs4270->regmap = devm_regmap_init_i2c(i2c_client, &cs4270_regmap);
if (IS_ERR(cs4270->regmap))
--
2.19.2
