Provide API to fetch the TRIM values (for machine drivers)
Signed-off-by: Peter Ujfalusi peter.ujfalusi@ti.com --- sound/soc/codecs/twl6040.c | 9 +++++++++ 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 638954c..8eecf4a 100644 --- a/sound/soc/codecs/twl6040.c +++ b/sound/soc/codecs/twl6040.c @@ -1111,6 +1111,15 @@ 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__ */