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ASoC: twl6040: Function to fetch the TRIM values

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Provide API to fetch the TRIM values (for machine drivers)

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Peter Ujfalusi 2011-09-26 16:05:57 +03:00 committed by Mark Brown
parent f97217f18e
commit db4aabcc1f
2 changed files with 22 additions and 0 deletions
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9
sound/soc/codecs/twl6040.c
View file

@ -1072,6 +1072,15 @@ int twl6040_get_clk_id(struct snd_soc_codec *codec)
}
EXPORT_SYMBOL_GPL(twl6040_get_clk_id);
int twl6040_get_trim_value(struct snd_soc_codec *codec, enum twl6040_trim trim)
{
if (unlikely(trim >= TWL6040_TRIM_INVAL))
return -EINVAL;
return twl6040_read_reg_cache(codec, TWL6040_REG_TRIM1 + trim);
}
EXPORT_SYMBOL_GPL(twl6040_get_trim_value);
static const struct snd_kcontrol_new twl6040_snd_controls[] = {
/* Capture gains */
SOC_DOUBLE_TLV("Capture Preamplifier Volume",

13
sound/soc/codecs/twl6040.h
View file

@ -22,8 +22,21 @@
#ifndef __TWL6040_H__
#define __TWL6040_H__
enum twl6040_trim {
TWL6040_TRIM_TRIM1 = 0,
TWL6040_TRIM_TRIM2,
TWL6040_TRIM_TRIM3,
TWL6040_TRIM_HSOTRIM,
TWL6040_TRIM_HFOTRIM,
TWL6040_TRIM_INVAL,
};
#define TWL6040_HSF_TRIM_LEFT(x) (x & 0x0f)
#define TWL6040_HSF_TRIM_RIGHT(x) ((x >> 4) & 0x0f)
void twl6040_hs_jack_detect(struct snd_soc_codec *codec,
struct snd_soc_jack *jack, int report);
int twl6040_get_clk_id(struct snd_soc_codec *codec);
int twl6040_get_trim_value(struct snd_soc_codec *codec, enum twl6040_trim trim);
#endif /* End of __TWL6040_H__ */