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| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2011-09-26 13:05:57 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-09-26 21:23:32 (GMT) |
| commit | db4aabcc1f2ac32de290510bcc895a960886779d (patch) | |
| tree | 1a5d3744df8db68eb8478b5e3c20626add7cc75b | |
| parent | f97217f18e99235c374f5ce2cde07072e49b582f (diff) | |
| download | linux-db4aabcc1f2ac32de290510bcc895a960886779d.tar.xz | |
ASoC: twl6040: Function to fetch the TRIM values
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>
| -rw-r--r-- | sound/soc/codecs/twl6040.c | 9 | ||||
| -rw-r--r-- | sound/soc/codecs/twl6040.h | 13 |
2 files changed, 22 insertions, 0 deletions
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c index 7226ae7..0a8728e 100644 --- a/sound/soc/codecs/twl6040.c +++ b/sound/soc/codecs/twl6040.c @@ -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", diff --git a/sound/soc/codecs/twl6040.h b/sound/soc/codecs/twl6040.h index d8de678..a83277b 100644 --- a/sound/soc/codecs/twl6040.h +++ b/sound/soc/codecs/twl6040.h @@ -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__ */ |