diff options
Diffstat (limited to 'sound/soc/codecs/tas5086.c')
-rw-r--r-- | sound/soc/codecs/tas5086.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/sound/soc/codecs/tas5086.c b/sound/soc/codecs/tas5086.c index 6d45df3b9ba4..b97c0e885713 100644 --- a/sound/soc/codecs/tas5086.c +++ b/sound/soc/codecs/tas5086.c @@ -24,14 +24,13 @@ #include <linux/module.h> #include <linux/slab.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/spi/spi.h> #include <linux/of.h> #include <linux/of_device.h> -#include <linux/of_gpio.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -246,7 +245,7 @@ struct tas5086_private { /* Current sample rate for de-emphasis control */ int rate; /* GPIO driving Reset pin, if any */ - int gpio_nreset; + struct gpio_desc *reset; struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; }; @@ -462,11 +461,11 @@ static int tas5086_mute_stream(struct snd_soc_dai *dai, int mute, int stream) static void tas5086_reset(struct tas5086_private *priv) { - if (gpio_is_valid(priv->gpio_nreset)) { + if (priv->reset) { /* Reset codec - minimum assertion time is 400ns */ - gpio_direction_output(priv->gpio_nreset, 0); + gpiod_set_value_cansleep(priv->reset, 1); udelay(1); - gpio_set_value(priv->gpio_nreset, 1); + gpiod_set_value_cansleep(priv->reset, 0); /* Codec needs ~15ms to wake up */ msleep(15); @@ -867,9 +866,10 @@ static void tas5086_remove(struct snd_soc_component *component) { struct tas5086_private *priv = snd_soc_component_get_drvdata(component); - if (gpio_is_valid(priv->gpio_nreset)) + if (priv->reset) { /* Set codec to the reset state */ - gpio_set_value(priv->gpio_nreset, 0); + gpiod_set_value_cansleep(priv->reset, 1); + } regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies); }; @@ -914,7 +914,6 @@ static int tas5086_i2c_probe(struct i2c_client *i2c) { struct tas5086_private *priv; struct device *dev = &i2c->dev; - int gpio_nreset = -EINVAL; int i, ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -940,12 +939,11 @@ static int tas5086_i2c_probe(struct i2c_client *i2c) i2c_set_clientdata(i2c, priv); - gpio_nreset = of_get_named_gpio(dev->of_node, "reset-gpio", 0); - if (gpio_is_valid(gpio_nreset)) - if (devm_gpio_request(dev, gpio_nreset, "TAS5086 Reset")) - gpio_nreset = -EINVAL; - - priv->gpio_nreset = gpio_nreset; + /* Request line asserted */ + priv->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(priv->reset)) + return PTR_ERR(priv->reset); + gpiod_set_consumer_name(priv->reset, "TAS5086 Reset"); ret = regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); if (ret < 0) { |