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ASoC: rt5677: Add the MICBIAS VDD setting in the platform data 

The patch adds the MICBIAS VDD setting in the platform data. It can be set to
1V8 or 3V3 in the MICBIAS VDD.

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Oder Chiou 2015-01-08 10:31:06 +08:00 committed by Mark Brown
parent 38d595e2e0
commit 277880a356
2 changed files with 8 additions and 0 deletions
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3
include/sound/rt5677.h
View File

@ -37,6 +37,9 @@ struct rt5677_platform_data {
OFF, GPIO4, GPIO5 and GPIO6 respectively */
unsigned int jd2_gpio;
unsigned int jd3_gpio;
/* Set MICBIAS1 VDD 1v8 or 3v3 */
bool micbias1_vdd_3v3;
};
#endif

5
sound/soc/codecs/rt5677.c
View File

@ -4912,6 +4912,11 @@ static int rt5677_i2c_probe(struct i2c_client *i2c,
RT5677_GPIO5_DIR_OUT);
}
if (rt5677->pdata.micbias1_vdd_3v3)
regmap_update_bits(rt5677->regmap, RT5677_MICBIAS,
RT5677_MICBIAS1_CTRL_VDD_MASK,
RT5677_MICBIAS1_CTRL_VDD_3_3V);
rt5677_init_gpio(i2c);
rt5677_init_irq(i2c);