diff options
Diffstat (limited to 'sound/soc/codecs/max98390.c')
| -rw-r--r-- | sound/soc/codecs/max98390.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/sound/soc/codecs/max98390.c b/sound/soc/codecs/max98390.c index 40fd6f363f35..2a6b1648c884 100644 --- a/sound/soc/codecs/max98390.c +++ b/sound/soc/codecs/max98390.c @@ -1014,14 +1014,14 @@ static void max98390_slot_config(struct i2c_client *i2c, max98390->i_l_slot = 1; } -static int max98390_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) +static int max98390_i2c_probe(struct i2c_client *i2c) { int ret = 0; int reg = 0; struct max98390_priv *max98390 = NULL; struct i2c_adapter *adapter = i2c->adapter; + struct gpio_desc *reset_gpio; ret = i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE @@ -1073,6 +1073,17 @@ static int max98390_i2c_probe(struct i2c_client *i2c, return ret; } + reset_gpio = devm_gpiod_get_optional(&i2c->dev, + "reset", GPIOD_OUT_HIGH); + + /* Power on device */ + if (reset_gpio) { + usleep_range(1000, 2000); + /* bring out of reset */ + gpiod_set_value_cansleep(reset_gpio, 0); + usleep_range(1000, 2000); + } + /* Check Revision ID */ ret = regmap_read(max98390->regmap, MAX98390_R24FF_REV_ID, ®); @@ -1121,7 +1132,7 @@ static struct i2c_driver max98390_i2c_driver = { .acpi_match_table = ACPI_PTR(max98390_acpi_match), .pm = &max98390_pm, }, - .probe = max98390_i2c_probe, + .probe_new = max98390_i2c_probe, .id_table = max98390_i2c_id, }; |