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ASoC: codecs: tc358749x adjust power on timing

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Change-Id: I4e702b556cd7304c2ab19a62d871634243ea9147
Signed-off-by: wlq <wlq@rock-chips.com>
This commit is contained in:
wlq 2017-09-20 16:26:02 +08:00 • committed by Huang, Tao
commit 0f72d66f64
1 changed files with 26 additions and 28 deletions
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64
sound/soc/codecs/tc358749x.c
View file

@ -187,42 +187,45 @@ static int tc358749x_parse_dts(struct i2c_client *i2c,
int ret = 0;
struct device *dev = &i2c->dev;
tc358749x->gpio_int = devm_gpiod_get_optional(dev, "int",
GPIOD_OUT_HIGH);
if (IS_ERR(tc358749x->gpio_int)) {
ret = PTR_ERR(tc358749x->gpio_int);
dev_err(&i2c->dev, "Unable to claim gpio \"int\".\n");
return ret;
}
/* I2C Slave Address selection through boot-strap */
gpiod_direction_output(tc358749x->gpio_int, 0);
tc358749x->gpio_power = devm_gpiod_get_optional(dev, "power",
GPIOD_OUT_HIGH);
if (IS_ERR(tc358749x->gpio_power)) {
ret = PTR_ERR(tc358749x->gpio_power);
dev_err(&i2c->dev, "Unable to claim gpio \"power\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_power, 1);
tc358749x->gpio_power18 = devm_gpiod_get_optional(dev, "power18",
GPIOD_OUT_HIGH);
GPIOD_OUT_LOW);
if (IS_ERR(tc358749x->gpio_power18)) {
ret = PTR_ERR(tc358749x->gpio_power18);
dev_err(&i2c->dev, "Unable to claim gpio \"power18\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_power18, 1);
tc358749x->gpio_power = devm_gpiod_get_optional(dev, "power",
GPIOD_OUT_LOW);
if (IS_ERR(tc358749x->gpio_power)) {
ret = PTR_ERR(tc358749x->gpio_power);
dev_err(&i2c->dev, "Unable to claim gpio \"power\".\n");
return ret;
}
tc358749x->gpio_power33 = devm_gpiod_get_optional(dev, "power33",
GPIOD_OUT_HIGH);
GPIOD_OUT_LOW);
if (IS_ERR(tc358749x->gpio_power33)) {
ret = PTR_ERR(tc358749x->gpio_power33);
dev_err(&i2c->dev, "Unable to claim gpio \"power33\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_power33, 1);
tc358749x->gpio_int = devm_gpiod_get_optional(dev, "int",
GPIOD_OUT_LOW);
if (IS_ERR(tc358749x->gpio_int)) {
ret = PTR_ERR(tc358749x->gpio_int);
dev_err(&i2c->dev, "Unable to claim gpio \"int\".\n");
return ret;
}
tc358749x->gpio_reset = devm_gpiod_get_optional(dev, "reset",
GPIOD_OUT_LOW);
if (IS_ERR(tc358749x->gpio_reset)) {
ret = PTR_ERR(tc358749x->gpio_reset);
dev_err(&i2c->dev, "Unable to claim gpio \"reset\".\n");
return ret;
}
tc358749x->gpio_csi_ctl = devm_gpiod_get_optional(dev, "csi-ctl",
GPIOD_OUT_LOW);
@ -231,16 +234,6 @@ static int tc358749x_parse_dts(struct i2c_client *i2c,
dev_err(&i2c->dev, "Unable to claim gpio \"csi-ctl\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_csi_ctl, 0);
tc358749x->gpio_reset = devm_gpiod_get_optional(dev, "reset",
GPIOD_OUT_HIGH);
if (IS_ERR(tc358749x->gpio_reset)) {
ret = PTR_ERR(tc358749x->gpio_reset);
dev_err(&i2c->dev, "Unable to claim gpio \"reset\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_reset, 1);
tc358749x->gpio_stanby = devm_gpiod_get_optional(dev, "stanby",
GPIOD_OUT_LOW);
@ -249,7 +242,12 @@ static int tc358749x_parse_dts(struct i2c_client *i2c,
dev_err(&i2c->dev, "Unable to claim gpio \"stanby\".\n");
return ret;
}
gpiod_direction_output(tc358749x->gpio_power18, 1);
gpiod_direction_output(tc358749x->gpio_power33, 1);
gpiod_direction_output(tc358749x->gpio_power, 1);
gpiod_direction_output(tc358749x->gpio_stanby, 1);
gpiod_direction_output(tc358749x->gpio_reset, 1);
/* Wait 10ms tc358749x lock I2C Slave address */
usleep_range(10000, 11000);