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| author | Peter Ujfalusi <peter.ujfalusi@nokia.com> | 2009-03-05 12:48:49 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-03-06 13:37:11 +0000 |
| commit | 89492be88616aa20b3a6c3eb512f83c0c7d0c8a3 (patch) | |
| tree | 8759cbc7ffc9454c4aae3d69c961a23e29b500ee /sound/soc | |
| parent | a1b3eaeb146937e954cdb6dcb67f8761b73e2eef (diff) | |
| download | op-kernel-dev-89492be88616aa20b3a6c3eb512f83c0c7d0c8a3.zip op-kernel-dev-89492be88616aa20b3a6c3eb512f83c0c7d0c8a3.tar.gz | |
ASoC: TWL4030: Make the HS ramp delay configurable
Enum type for selecting the desired ramp delay for the headset output.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/twl4030.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c index 535d8ce..86bb15c 100644 --- a/sound/soc/codecs/twl4030.c +++ b/sound/soc/codecs/twl4030.c @@ -584,12 +584,11 @@ static int headsetl_event(struct snd_soc_dapm_widget *w, /* Save the current volume */ hs_gain = twl4030_read_reg_cache(w->codec, TWL4030_REG_HS_GAIN_SET); + hs_pop = twl4030_read_reg_cache(w->codec, TWL4030_REG_HS_POPN_SET); switch (event) { case SND_SOC_DAPM_POST_PMU: /* Do the anti-pop/bias ramp enable according to the TRM */ - hs_pop = TWL4030_RAMP_DELAY_645MS; - twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop); hs_pop |= TWL4030_VMID_EN; twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop); /* Is this needed? Can we just use whatever gain here? */ @@ -603,8 +602,6 @@ static int headsetl_event(struct snd_soc_dapm_widget *w, break; case SND_SOC_DAPM_POST_PMD: /* Do the anti-pop/bias ramp disable according to the TRM */ - hs_pop = twl4030_read_reg_cache(w->codec, - TWL4030_REG_HS_POPN_SET); hs_pop &= ~TWL4030_RAMP_EN; twl4030_write(w->codec, TWL4030_REG_HS_POPN_SET, hs_pop); /* Bypass the reg_cache to mute the headset */ @@ -847,6 +844,17 @@ static DECLARE_TLV_DB_SCALE(digital_capture_tlv, 0, 100, 0); */ static DECLARE_TLV_DB_SCALE(input_gain_tlv, 0, 600, 0); +static const char *twl4030_rampdelay_texts[] = { + "27/20/14 ms", "55/40/27 ms", "109/81/55 ms", "218/161/109 ms", + "437/323/218 ms", "874/645/437 ms", "1748/1291/874 ms", + "3495/2581/1748 ms" +}; + +static const struct soc_enum twl4030_rampdelay_enum = + SOC_ENUM_SINGLE(TWL4030_REG_HS_POPN_SET, 2, + ARRAY_SIZE(twl4030_rampdelay_texts), + twl4030_rampdelay_texts); + static const struct snd_kcontrol_new twl4030_snd_controls[] = { /* Common playback gain controls */ SOC_DOUBLE_R_TLV("DAC1 Digital Fine Playback Volume", @@ -901,6 +909,8 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = { SOC_DOUBLE_TLV("Analog Capture Volume", TWL4030_REG_ANAMIC_GAIN, 0, 3, 5, 0, input_gain_tlv), + + SOC_ENUM("HS ramp delay", twl4030_rampdelay_enum), }; static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = { |
