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ASoC: es8311: add handling the optional property 'adc-pga-gain'

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Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
Change-Id: I2da3f8f0bc310fc2c25517633f1803e9f9482a16
This commit is contained in:
Xing Zheng
2020-10-02 17:07:18 +08:00
committed by Tao Huang
parent e14240a31a
commit 7a2a6a332d
1 changed files with 13 additions and 0 deletions
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13
sound/soc/codecs/es8311.c
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@@ -41,6 +41,7 @@ struct es8311_priv {
struct gpio_desc *spk_ctl_gpio;
struct regmap *regmap;
/* Optional properties: */
int adc_pga_gain;
int adc_volume;
int dac_volume;
int aec_mode;
@@ -568,6 +569,9 @@ static int es8311_probe(struct snd_soc_component *component)
if (es8311->aec_mode)
snd_soc_component_update_bits(component, ES8311_GPIO_REG44,
0x70, es8311->aec_mode << 4);
if (es8311->adc_pga_gain)
snd_soc_component_write(component, ES8311_SYSTEM_REG14,
es8311->adc_pga_gain);
if (es8311->adc_volume)
snd_soc_component_write(component, ES8311_ADC_REG17,
es8311->adc_volume);
@@ -610,6 +614,15 @@ static int es8311_parse_dt(struct i2c_client *client,
if (!np)
return -EINVAL;
es8311->adc_pga_gain = 0; /* ADC PGA Gain is 0dB by default reset. */
if (!of_property_read_u32(np, "adc-pga-gain", &v)) {
if (v >= 0 && v <= 10)
es8311->adc_pga_gain = v;
else
dev_warn(&client->dev,
"adc-pga-gain (%d) is out of range\n", v);
}
es8311->adc_volume = 0; /* ADC Volume is -95dB by default reset. */
if (!of_property_read_u32(np, "adc-volume", &v)) {
if (v >= 0 && v <= 0xff)