diff options
Diffstat (limited to 'sound/soc/codecs/sti-sas.c')
| -rw-r--r-- | sound/soc/codecs/sti-sas.c | 179 |
1 files changed, 20 insertions, 159 deletions
diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c index d6e00c7..62c6187 100644 --- a/sound/soc/codecs/sti-sas.c +++ b/sound/soc/codecs/sti-sas.c @@ -14,28 +14,8 @@ #include <sound/soc.h> #include <sound/soc-dapm.h> -/* chipID supported */ -#define CHIPID_STIH416 0 -#define CHIPID_STIH407 1 - /* DAC definitions */ -/* stih416 DAC registers */ -/* sysconf 2517: Audio-DAC-Control */ -#define STIH416_AUDIO_DAC_CTRL 0x00000814 -/* sysconf 2519: Audio-Gue-Control */ -#define STIH416_AUDIO_GLUE_CTRL 0x0000081C - -#define STIH416_DAC_NOT_STANDBY 0x3 -#define STIH416_DAC_SOFTMUTE 0x4 -#define STIH416_DAC_ANA_NOT_PWR 0x5 -#define STIH416_DAC_NOT_PNDBG 0x6 - -#define STIH416_DAC_NOT_STANDBY_MASK BIT(STIH416_DAC_NOT_STANDBY) -#define STIH416_DAC_SOFTMUTE_MASK BIT(STIH416_DAC_SOFTMUTE) -#define STIH416_DAC_ANA_NOT_PWR_MASK BIT(STIH416_DAC_ANA_NOT_PWR) -#define STIH416_DAC_NOT_PNDBG_MASK BIT(STIH416_DAC_NOT_PNDBG) - /* stih407 DAC registers */ /* sysconf 5041: Audio-Gue-Control */ #define STIH407_AUDIO_GLUE_CTRL 0x000000A4 @@ -63,14 +43,9 @@ enum { STI_SAS_DAI_ANALOG_OUT, }; -static const struct reg_default stih416_sas_reg_defaults[] = { - { STIH407_AUDIO_GLUE_CTRL, 0x00000040 }, - { STIH407_AUDIO_DAC_CTRL, 0x000000000 }, -}; - static const struct reg_default stih407_sas_reg_defaults[] = { - { STIH416_AUDIO_DAC_CTRL, 0x000000000 }, - { STIH416_AUDIO_GLUE_CTRL, 0x00000040 }, + { STIH407_AUDIO_DAC_CTRL, 0x000000000 }, + { STIH407_AUDIO_GLUE_CTRL, 0x00000040 }, }; struct sti_dac_audio { @@ -89,7 +64,6 @@ struct sti_spdif_audio { /* device data structure */ struct sti_sas_dev_data { - const int chipid; /* IC version */ const struct regmap_config *regmap; const struct snd_soc_dai_ops *dac_ops; /* DAC function callbacks */ const struct snd_soc_dapm_widget *dapm_widgets; /* dapms declaration */ @@ -150,51 +124,27 @@ static int sti_sas_init_sas_registers(struct snd_soc_codec *codec, ret = snd_soc_update_bits(codec, STIH407_AUDIO_GLUE_CTRL, SPDIF_BIPHASE_IDLE_MASK, 0); if (ret < 0) { - dev_err(codec->dev, "Failed to update SPDIF registers"); + dev_err(codec->dev, "Failed to update SPDIF registers\n"); return ret; } /* Init DAC configuration */ - switch (data->dev_data->chipid) { - case CHIPID_STIH407: - /* init configuration */ - ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, - STIH407_DAC_STANDBY_MASK, - STIH407_DAC_STANDBY_MASK); - - if (!ret) - ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, - STIH407_DAC_STANDBY_ANA_MASK, - STIH407_DAC_STANDBY_ANA_MASK); - if (!ret) - ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, - STIH407_DAC_SOFTMUTE_MASK, - STIH407_DAC_SOFTMUTE_MASK); - break; - case CHIPID_STIH416: - ret = snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_NOT_STANDBY_MASK, 0); - if (!ret) - ret = snd_soc_update_bits(codec, - STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_ANA_NOT_PWR, 0); - if (!ret) - ret = snd_soc_update_bits(codec, - STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_NOT_PNDBG_MASK, - 0); - if (!ret) - ret = snd_soc_update_bits(codec, - STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_SOFTMUTE_MASK, - STIH416_DAC_SOFTMUTE_MASK); - break; - default: - return -EINVAL; - } + /* init configuration */ + ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, + STIH407_DAC_STANDBY_MASK, + STIH407_DAC_STANDBY_MASK); + + if (!ret) + ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, + STIH407_DAC_STANDBY_ANA_MASK, + STIH407_DAC_STANDBY_ANA_MASK); + if (!ret) + ret = snd_soc_update_bits(codec, STIH407_AUDIO_DAC_CTRL, + STIH407_DAC_SOFTMUTE_MASK, + STIH407_DAC_SOFTMUTE_MASK); if (ret < 0) { - dev_err(codec->dev, "Failed to update DAC registers"); + dev_err(codec->dev, "Failed to update DAC registers\n"); return ret; } @@ -217,37 +167,6 @@ static int sti_sas_dac_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) return 0; } -static int stih416_dac_probe(struct snd_soc_dai *dai) -{ - struct snd_soc_codec *codec = dai->codec; - struct sti_sas_data *drvdata = dev_get_drvdata(codec->dev); - struct sti_dac_audio *dac = &drvdata->dac; - - /* Get reset control */ - dac->rst = devm_reset_control_get(codec->dev, "dac_rst"); - if (IS_ERR(dac->rst)) { - dev_err(dai->codec->dev, - "%s: ERROR: DAC reset control not defined !\n", - __func__); - dac->rst = NULL; - return -EFAULT; - } - /* Put the DAC into reset */ - reset_control_assert(dac->rst); - - return 0; -} - -static const struct snd_soc_dapm_widget stih416_sas_dapm_widgets[] = { - SND_SOC_DAPM_PGA("DAC bandgap", STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_NOT_PNDBG_MASK, 0, NULL, 0), - SND_SOC_DAPM_OUT_DRV("DAC standby ana", STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_ANA_NOT_PWR, 0, NULL, 0), - SND_SOC_DAPM_DAC("DAC standby", "dac_p", STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_NOT_STANDBY, 0), - SND_SOC_DAPM_OUTPUT("DAC Output"), -}; - static const struct snd_soc_dapm_widget stih407_sas_dapm_widgets[] = { SND_SOC_DAPM_OUT_DRV("DAC standby ana", STIH407_AUDIO_DAC_CTRL, STIH407_DAC_STANDBY_ANA, 1, NULL, 0), @@ -256,30 +175,11 @@ static const struct snd_soc_dapm_widget stih407_sas_dapm_widgets[] = { SND_SOC_DAPM_OUTPUT("DAC Output"), }; -static const struct snd_soc_dapm_route stih416_sas_route[] = { - {"DAC Output", NULL, "DAC bandgap"}, - {"DAC Output", NULL, "DAC standby ana"}, - {"DAC standby ana", NULL, "DAC standby"}, -}; - static const struct snd_soc_dapm_route stih407_sas_route[] = { {"DAC Output", NULL, "DAC standby ana"}, {"DAC standby ana", NULL, "DAC standby"}, }; -static int stih416_sas_dac_mute(struct snd_soc_dai *dai, int mute, int stream) -{ - struct snd_soc_codec *codec = dai->codec; - - if (mute) { - return snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_SOFTMUTE_MASK, - STIH416_DAC_SOFTMUTE_MASK); - } else { - return snd_soc_update_bits(codec, STIH416_AUDIO_DAC_CTRL, - STIH416_DAC_SOFTMUTE_MASK, 0); - } -} static int stih407_sas_dac_mute(struct snd_soc_dai *dai, int mute, int stream) { @@ -392,13 +292,13 @@ static int sti_sas_prepare(struct snd_pcm_substream *substream, switch (dai->id) { case STI_SAS_DAI_SPDIF_OUT: if ((drvdata->spdif.mclk / runtime->rate) != 128) { - dev_err(codec->dev, "unexpected mclk-fs ratio"); + dev_err(codec->dev, "unexpected mclk-fs ratio\n"); return -EINVAL; } break; case STI_SAS_DAI_ANALOG_OUT: if ((drvdata->dac.mclk / runtime->rate) != 256) { - dev_err(codec->dev, "unexpected mclk-fs ratio"); + dev_err(codec->dev, "unexpected mclk-fs ratio\n"); return -EINVAL; } break; @@ -407,13 +307,6 @@ static int sti_sas_prepare(struct snd_pcm_substream *substream, return 0; } -static const struct snd_soc_dai_ops stih416_dac_ops = { - .set_fmt = sti_sas_dac_set_fmt, - .mute_stream = stih416_sas_dac_mute, - .prepare = sti_sas_prepare, - .set_sysclk = sti_sas_set_sysclk, -}; - static const struct snd_soc_dai_ops stih407_dac_ops = { .set_fmt = sti_sas_dac_set_fmt, .mute_stream = stih407_sas_dac_mute, @@ -434,31 +327,7 @@ static const struct regmap_config stih407_sas_regmap = { .reg_write = sti_sas_write_reg, }; -static const struct regmap_config stih416_sas_regmap = { - .reg_bits = 32, - .val_bits = 32, - - .max_register = STIH416_AUDIO_DAC_CTRL, - .reg_defaults = stih416_sas_reg_defaults, - .num_reg_defaults = ARRAY_SIZE(stih416_sas_reg_defaults), - .volatile_reg = sti_sas_volatile_register, - .cache_type = REGCACHE_RBTREE, - .reg_read = sti_sas_read_reg, - .reg_write = sti_sas_write_reg, -}; - -static const struct sti_sas_dev_data stih416_data = { - .chipid = CHIPID_STIH416, - .regmap = &stih416_sas_regmap, - .dac_ops = &stih416_dac_ops, - .dapm_widgets = stih416_sas_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(stih416_sas_dapm_widgets), - .dapm_routes = stih416_sas_route, - .num_dapm_routes = ARRAY_SIZE(stih416_sas_route), -}; - static const struct sti_sas_dev_data stih407_data = { - .chipid = CHIPID_STIH407, .regmap = &stih407_sas_regmap, .dac_ops = &stih407_dac_ops, .dapm_widgets = stih407_sas_dapm_widgets, @@ -533,10 +402,6 @@ static struct snd_soc_codec_driver sti_sas_driver = { static const struct of_device_id sti_sas_dev_match[] = { { - .compatible = "st,stih416-sas-codec", - .data = &stih416_data, - }, - { .compatible = "st,stih407-sas-codec", .data = &stih407_data, }, @@ -558,7 +423,7 @@ static int sti_sas_driver_probe(struct platform_device *pdev) /* Populate data structure depending on compatibility */ of_id = of_match_node(sti_sas_dev_match, pnode); if (!of_id->data) { - dev_err(&pdev->dev, "data associated to device is missing"); + dev_err(&pdev->dev, "data associated to device is missing\n"); return -EINVAL; } @@ -584,10 +449,6 @@ static int sti_sas_driver_probe(struct platform_device *pdev) } drvdata->spdif.regmap = drvdata->dac.regmap; - /* Set DAC dai probe */ - if (drvdata->dev_data->chipid == CHIPID_STIH416) - sti_sas_dai[STI_SAS_DAI_ANALOG_OUT].probe = stih416_dac_probe; - sti_sas_dai[STI_SAS_DAI_ANALOG_OUT].ops = drvdata->dev_data->dac_ops; /* Set dapms*/ |
