diff options
| author | Adam Thomson <Adam.Thomson.Opensource@diasemi.com> | 2015-12-22 18:27:54 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-12-23 00:11:39 +0000 |
| commit | d8ef140dccc1645aa37a140ed7585458294210b8 (patch) | |
| tree | f86c9971437fb052974fc17889ab5a59381dab5d /sound/soc/codecs/da7219.c | |
| parent | 9ff099790412cb46536efba02039b36d81300976 (diff) | |
| download | linux-d8ef140dccc1645aa37a140ed7585458294210b8.tar.bz2 | |
ASoC: da7219: Remove internal LDO features of codec
In AB silicon, the internal LDO is not supported so remove
DT and driver references to this (digital voltage direct from
'VDD' supply)
Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/da7219.c')
| -rw-r--r-- | sound/soc/codecs/da7219.c | 50 |
1 files changed, 2 insertions, 48 deletions
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index 0a177ae8e0c3..2630c503e3df 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -1406,24 +1406,6 @@ static const struct of_device_id da7219_of_match[] = { }; MODULE_DEVICE_TABLE(of, da7219_of_match); -static enum da7219_ldo_lvl_sel da7219_of_ldo_lvl(struct snd_soc_codec *codec, - u32 val) -{ - switch (val) { - case 1050: - return DA7219_LDO_LVL_SEL_1_05V; - case 1100: - return DA7219_LDO_LVL_SEL_1_10V; - case 1200: - return DA7219_LDO_LVL_SEL_1_20V; - case 1400: - return DA7219_LDO_LVL_SEL_1_40V; - default: - dev_warn(codec->dev, "Invalid LDO level"); - return DA7219_LDO_LVL_SEL_1_05V; - } -} - static enum da7219_micbias_voltage da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) { @@ -1470,9 +1452,6 @@ static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec) if (!pdata) return NULL; - if (of_property_read_u32(np, "dlg,ldo-lvl", &of_val32) >= 0) - pdata->ldo_lvl_sel = da7219_of_ldo_lvl(codec, of_val32); - if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0) pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32); else @@ -1517,24 +1496,13 @@ static int da7219_set_bias_level(struct snd_soc_codec *codec, snd_soc_update_bits(codec, DA7219_REFERENCES, DA7219_BIAS_EN_MASK, DA7219_BIAS_EN_MASK); - - /* Enable Internal Digital LDO */ - snd_soc_update_bits(codec, DA7219_LDO_CTRL, - DA7219_LDO_EN_MASK, - DA7219_LDO_EN_MASK); } break; case SND_SOC_BIAS_OFF: - /* Only disable if jack detection not active */ - if (!da7219->aad->jack) { - /* Bypass Internal Digital LDO */ - snd_soc_update_bits(codec, DA7219_LDO_CTRL, - DA7219_LDO_EN_MASK, 0); - - /* Master bias */ + /* Only disable master bias if jack detection not active */ + if (!da7219->aad->jack) snd_soc_update_bits(codec, DA7219_REFERENCES, DA7219_BIAS_EN_MASK, 0); - } /* MCLK */ if (da7219->mclk) @@ -1601,19 +1569,6 @@ static void da7219_handle_pdata(struct snd_soc_codec *codec) if (pdata) { u8 micbias_lvl = 0; - /* Internal LDO */ - switch (pdata->ldo_lvl_sel) { - case DA7219_LDO_LVL_SEL_1_05V: - case DA7219_LDO_LVL_SEL_1_10V: - case DA7219_LDO_LVL_SEL_1_20V: - case DA7219_LDO_LVL_SEL_1_40V: - snd_soc_update_bits(codec, DA7219_LDO_CTRL, - DA7219_LDO_LEVEL_SELECT_MASK, - (pdata->ldo_lvl_sel << - DA7219_LDO_LEVEL_SELECT_SHIFT)); - break; - } - /* Mic Bias voltages */ switch (pdata->micbias_lvl) { case DA7219_MICBIAS_1_8V: @@ -1823,7 +1778,6 @@ static struct reg_default da7219_reg_defaults[] = { { DA7219_CHIP_ID1, 0x23 }, { DA7219_CHIP_ID2, 0x93 }, { DA7219_CHIP_REVISION, 0x00 }, - { DA7219_LDO_CTRL, 0x00 }, { DA7219_IO_CTRL, 0x00 }, { DA7219_GAIN_RAMP_CTRL, 0x00 }, { DA7219_PC_COUNT, 0x02 }, |