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ASoC: TWL4030: Move the twl4030_power_up and _power_down function 

Move the twl4030_power_up and twl4030_power_down function
earlier to facilitate the analog bypass implementation.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Peter Ujfalusi 2009-01-27 11:29:43 +02:00 committed by Mark Brown
parent fb2a2f8490
commit 006f367e38
1 changed files with 42 additions and 43 deletions
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85
sound/soc/codecs/twl4030.c
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@ -184,6 +184,48 @@ static void twl4030_init_chip(struct snd_soc_codec *codec)
}
static void twl4030_power_up(struct snd_soc_codec *codec)
{
u8 anamicl, regmisc1, byte;
int i = 0;
/* set CODECPDZ to turn on codec */
twl4030_codec_enable(codec, 1);
/* initiate offset cancellation */
anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
twl4030_write(codec, TWL4030_REG_ANAMICL,
anamicl | TWL4030_CNCL_OFFSET_START);
/* wait for offset cancellation to complete */
do {
/* this takes a little while, so don't slam i2c */
udelay(2000);
twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
TWL4030_REG_ANAMICL);
} while ((i++ < 100) &&
((byte & TWL4030_CNCL_OFFSET_START) ==
TWL4030_CNCL_OFFSET_START));
/* Make sure that the reg_cache has the same value as the HW */
twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
/* anti-pop when changing analog gain */
regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
twl4030_write(codec, TWL4030_REG_MISC_SET_1,
regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
/* toggle CODECPDZ as per TRM */
twl4030_codec_enable(codec, 0);
twl4030_codec_enable(codec, 1);
}
static void twl4030_power_down(struct snd_soc_codec *codec)
{
/* power down */
twl4030_codec_enable(codec, 0);
}
/* Earpiece */
static const char *twl4030_earpiece_texts[] =
{"Off", "DACL1", "DACL2", "DACR1"};
@ -922,49 +964,6 @@ static int twl4030_add_widgets(struct snd_soc_codec *codec)
return 0;
}
static void twl4030_power_up(struct snd_soc_codec *codec)
{
u8 anamicl, regmisc1, byte;
int i = 0;
/* set CODECPDZ to turn on codec */
twl4030_codec_enable(codec, 1);
/* initiate offset cancellation */
anamicl = twl4030_read_reg_cache(codec, TWL4030_REG_ANAMICL);
twl4030_write(codec, TWL4030_REG_ANAMICL,
anamicl | TWL4030_CNCL_OFFSET_START);
/* wait for offset cancellation to complete */
do {
/* this takes a little while, so don't slam i2c */
udelay(2000);
twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
TWL4030_REG_ANAMICL);
} while ((i++ < 100) &&
((byte & TWL4030_CNCL_OFFSET_START) ==
TWL4030_CNCL_OFFSET_START));
/* Make sure that the reg_cache has the same value as the HW */
twl4030_write_reg_cache(codec, TWL4030_REG_ANAMICL, byte);
/* anti-pop when changing analog gain */
regmisc1 = twl4030_read_reg_cache(codec, TWL4030_REG_MISC_SET_1);
twl4030_write(codec, TWL4030_REG_MISC_SET_1,
regmisc1 | TWL4030_SMOOTH_ANAVOL_EN);
/* toggle CODECPDZ as per TRM */
twl4030_codec_enable(codec, 0);
twl4030_codec_enable(codec, 1);
}
static void twl4030_power_down(struct snd_soc_codec *codec)
{
/* power down */
twl4030_codec_enable(codec, 0);
}
static int twl4030_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{