forked from Minki/linux
ASoC: rt5677: Add the ASRC support
Add the ASRC support Signed-off-by: Oder Chiou <oder_chiou@realtek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Oder Chiou
Mark Brown
parent
6800b5ba15
commit
5a8c7c2628
@ -921,6 +921,97 @@ static int is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
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return 0;
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}
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static int is_using_asrc(struct snd_soc_dapm_widget *source,
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struct snd_soc_dapm_widget *sink)
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{
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unsigned int reg, shift, val;
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if (source->reg == RT5677_ASRC_1) {
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switch (source->shift) {
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case 12:
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reg = RT5677_ASRC_4;
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shift = 0;
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break;
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case 13:
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reg = RT5677_ASRC_4;
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shift = 4;
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break;
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case 14:
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reg = RT5677_ASRC_4;
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shift = 8;
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break;
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case 15:
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reg = RT5677_ASRC_4;
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shift = 12;
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break;
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default:
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return 0;
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}
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} else {
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switch (source->shift) {
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case 0:
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reg = RT5677_ASRC_6;
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shift = 8;
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break;
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case 1:
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reg = RT5677_ASRC_6;
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shift = 12;
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break;
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case 2:
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reg = RT5677_ASRC_5;
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shift = 0;
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break;
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case 3:
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reg = RT5677_ASRC_5;
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shift = 4;
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break;
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case 4:
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reg = RT5677_ASRC_5;
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shift = 8;
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break;
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case 5:
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reg = RT5677_ASRC_5;
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shift = 12;
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break;
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case 12:
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reg = RT5677_ASRC_3;
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shift = 0;
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break;
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case 13:
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reg = RT5677_ASRC_3;
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shift = 4;
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break;
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case 14:
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reg = RT5677_ASRC_3;
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shift = 12;
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break;
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default:
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return 0;
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}
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}
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val = (snd_soc_read(source->codec, reg) >> shift) & 0xf;
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switch (val) {
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case 1 ... 6:
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return 1;
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default:
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return 0;
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}
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}
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static int can_use_asrc(struct snd_soc_dapm_widget *source,
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struct snd_soc_dapm_widget *sink)
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{
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struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
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struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
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if (rt5677->sysclk > rt5677->lrck[RT5677_AIF1] * 384)
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return 1;
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return 0;
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}
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/* Digital Mixer */
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static const struct snd_kcontrol_new rt5677_sto1_adc_l_mix[] = {
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SOC_DAPM_SINGLE("ADC1 Switch", RT5677_STO1_ADC_MIXER,
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@ -2215,6 +2306,45 @@ static const struct snd_soc_dapm_widget rt5677_dapm_widgets[] = {
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SND_SOC_DAPM_SUPPLY("PLL2", RT5677_PWR_ANLG2, RT5677_PWR_PLL2_BIT,
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0, rt5677_set_pll2_event, SND_SOC_DAPM_POST_PMU),
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/* ASRC */
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SND_SOC_DAPM_SUPPLY_S("I2S1 ASRC", 1, RT5677_ASRC_1, 0, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("I2S2 ASRC", 1, RT5677_ASRC_1, 1, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("I2S3 ASRC", 1, RT5677_ASRC_1, 2, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("I2S4 ASRC", 1, RT5677_ASRC_1, 3, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("DAC STO ASRC", 1, RT5677_ASRC_2, 14, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO2 L ASRC", 1, RT5677_ASRC_2, 13, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO2 R ASRC", 1, RT5677_ASRC_2, 12, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO3 L ASRC", 1, RT5677_ASRC_1, 15, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO3 R ASRC", 1, RT5677_ASRC_1, 14, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO4 L ASRC", 1, RT5677_ASRC_1, 13, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DAC MONO4 R ASRC", 1, RT5677_ASRC_1, 12, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC STO1 ASRC", 1, RT5677_ASRC_2, 11, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC STO2 ASRC", 1, RT5677_ASRC_2, 10, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC STO3 ASRC", 1, RT5677_ASRC_2, 9, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC STO4 ASRC", 1, RT5677_ASRC_2, 8, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC MONO L ASRC", 1, RT5677_ASRC_2, 7, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("DMIC MONO R ASRC", 1, RT5677_ASRC_2, 6, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("ADC STO1 ASRC", 1, RT5677_ASRC_2, 5, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("ADC STO2 ASRC", 1, RT5677_ASRC_2, 4, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("ADC STO3 ASRC", 1, RT5677_ASRC_2, 3, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("ADC STO4 ASRC", 1, RT5677_ASRC_2, 2, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY_S("ADC MONO L ASRC", 1, RT5677_ASRC_2, 1, 0, NULL,
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0),
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SND_SOC_DAPM_SUPPLY_S("ADC MONO R ASRC", 1, RT5677_ASRC_2, 0, 0, NULL,
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0),
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/* Input Side */
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/* micbias */
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SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5677_PWR_ANLG2, RT5677_PWR_MB1_BIT,
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@ -2729,6 +2859,31 @@ static const struct snd_soc_dapm_widget rt5677_dapm_widgets[] = {
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};
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static const struct snd_soc_dapm_route rt5677_dapm_routes[] = {
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{ "Stereo1 DMIC Mux", NULL, "DMIC STO1 ASRC", can_use_asrc },
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{ "Stereo2 DMIC Mux", NULL, "DMIC STO2 ASRC", can_use_asrc },
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{ "Stereo3 DMIC Mux", NULL, "DMIC STO3 ASRC", can_use_asrc },
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{ "Stereo4 DMIC Mux", NULL, "DMIC STO4 ASRC", can_use_asrc },
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{ "Mono DMIC L Mux", NULL, "DMIC MONO L ASRC", can_use_asrc },
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{ "Mono DMIC R Mux", NULL, "DMIC MONO R ASRC", can_use_asrc },
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{ "I2S1", NULL, "I2S1 ASRC", can_use_asrc},
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{ "I2S2", NULL, "I2S2 ASRC", can_use_asrc},
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{ "I2S3", NULL, "I2S3 ASRC", can_use_asrc},
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{ "I2S4", NULL, "I2S4 ASRC", can_use_asrc},
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{ "dac stereo1 filter", NULL, "DAC STO ASRC", is_using_asrc },
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{ "dac mono2 left filter", NULL, "DAC MONO2 L ASRC", is_using_asrc },
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{ "dac mono2 right filter", NULL, "DAC MONO2 R ASRC", is_using_asrc },
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{ "dac mono3 left filter", NULL, "DAC MONO3 L ASRC", is_using_asrc },
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{ "dac mono3 right filter", NULL, "DAC MONO3 R ASRC", is_using_asrc },
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{ "dac mono4 left filter", NULL, "DAC MONO4 L ASRC", is_using_asrc },
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{ "dac mono4 right filter", NULL, "DAC MONO4 R ASRC", is_using_asrc },
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{ "adc stereo1 filter", NULL, "ADC STO1 ASRC", is_using_asrc },
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{ "adc stereo2 filter", NULL, "ADC STO2 ASRC", is_using_asrc },
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{ "adc stereo3 filter", NULL, "ADC STO3 ASRC", is_using_asrc },
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{ "adc stereo4 filter", NULL, "ADC STO4 ASRC", is_using_asrc },
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{ "adc mono left filter", NULL, "ADC MONO L ASRC", is_using_asrc },
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{ "adc mono right filter", NULL, "ADC MONO R ASRC", is_using_asrc },
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{ "DMIC1", NULL, "DMIC L1" },
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{ "DMIC1", NULL, "DMIC R1" },
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{ "DMIC2", NULL, "DMIC L2" },
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