Move to using newer gpiod_* GPIO handling functions. This simplifies the code and eases dropping platform data in the next patch. Also remember GPIO are active low, so set "1" to reset.
Signed-off-by: Andrew F. Davis afd@ti.com --- sound/soc/codecs/tlv320aic31xx.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-)
diff --git a/sound/soc/codecs/tlv320aic31xx.c b/sound/soc/codecs/tlv320aic31xx.c index 94f2189695e2..c72a2ea7d41b 100644 --- a/sound/soc/codecs/tlv320aic31xx.c +++ b/sound/soc/codecs/tlv320aic31xx.c @@ -165,6 +165,7 @@ struct aic31xx_priv { u8 i2c_regs_status; struct device *dev; struct regmap *regmap; + struct gpio_desc *gpio_reset; struct aic31xx_pdata pdata; struct regulator_bulk_data supplies[AIC31XX_NUM_SUPPLIES]; struct aic31xx_disable_nb disable_nb[AIC31XX_NUM_SUPPLIES]; @@ -1028,8 +1029,8 @@ static int aic31xx_regulator_event(struct notifier_block *nb, * Put codec to reset and as at least one of the * supplies was disabled. */ - if (gpio_is_valid(aic31xx->pdata.gpio_reset)) - gpio_set_value(aic31xx->pdata.gpio_reset, 0); + if (aic31xx->gpio_reset) + gpiod_set_value(aic31xx->gpio_reset, 1);
regcache_mark_dirty(aic31xx->regmap); dev_dbg(aic31xx->dev, "## %s: DISABLE received\n", __func__); @@ -1081,8 +1082,8 @@ static int aic31xx_power_on(struct snd_soc_codec *codec) if (ret) return ret;
- if (gpio_is_valid(aic31xx->pdata.gpio_reset)) { - gpio_set_value(aic31xx->pdata.gpio_reset, 1); + if (aic31xx->gpio_reset) { + gpiod_set_value(aic31xx->gpio_reset, 0); udelay(100); } regcache_cache_only(aic31xx->regmap, false); @@ -1342,15 +1343,11 @@ static int aic31xx_i2c_probe(struct i2c_client *i2c, else if (aic31xx->dev->of_node) aic31xx_pdata_from_of(aic31xx);
- if (aic31xx->pdata.gpio_reset) { - ret = devm_gpio_request_one(aic31xx->dev, - aic31xx->pdata.gpio_reset, - GPIOF_OUT_INIT_HIGH, - "aic31xx-reset-pin"); - if (ret < 0) { - dev_err(aic31xx->dev, "not able to acquire gpio\n"); - return ret; - } + aic31xx->gpio_reset = devm_gpiod_get_optional(aic31xx->dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(aic31xx->gpio_reset)) { + dev_err(aic31xx->dev, "not able to acquire gpio\n"); + return PTR_ERR(aic31xx->gpio_reset); }
for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++)