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

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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>
This commit is contained in:
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);