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ASoC: sun8i-codec: Add ADC support for a33 

Add ADC support for the sun8i-codec driver.

This driver uses microphones widgets and routes provided by the
analog part (sun8i-codec-analog).
Some digital configurations are needed by creating new ADC widgets
and routes.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
zero-colors
Mylene JOSSERAND 2017-12-13 13:34:07 +01:00 committed by Mark Brown
parent 4fbd8d194f
commit eda85d1fee
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 80 additions and 2 deletions
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82
sound/soc/sunxi/sun8i-codec.c
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@ -37,9 +37,11 @@
#define SUN8I_SYSCLK_CTL_SYSCLK_SRC 0
#define SUN8I_MOD_CLK_ENA 0x010
#define SUN8I_MOD_CLK_ENA_AIF1 15
#define SUN8I_MOD_CLK_ENA_ADC 3
#define SUN8I_MOD_CLK_ENA_DAC 2
#define SUN8I_MOD_RST_CTL 0x014
#define SUN8I_MOD_RST_CTL_AIF1 15
#define SUN8I_MOD_RST_CTL_ADC 3
#define SUN8I_MOD_RST_CTL_DAC 2
#define SUN8I_SYS_SR_CTRL 0x018
#define SUN8I_SYS_SR_CTRL_AIF1_FS 12
@ -54,9 +56,25 @@
#define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ 4
#define SUN8I_AIF1CLK_CTRL_AIF1_WORD_SIZ_16 (1 << 4)
#define SUN8I_AIF1CLK_CTRL_AIF1_DATA_FMT 2
#define SUN8I_AIF1_ADCDAT_CTRL 0x044
#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_DA0L_ENA 15
#define SUN8I_AIF1_ADCDAT_CTRL_AIF1_DA0R_ENA 14
#define SUN8I_AIF1_DACDAT_CTRL 0x048
#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0L_ENA 15
#define SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA 14
#define SUN8I_AIF1_MXR_SRC 0x04c
#define SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF1DA0L 15
#define SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF2DACL 14
#define SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_ADCL 13
#define SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF2DACR 12
#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF1DA0R 11
#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACR 10
#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_ADCR 9
#define SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACL 8
#define SUN8I_ADC_DIG_CTRL 0x100
#define SUN8I_ADC_DIG_CTRL_ENDA 15
#define SUN8I_ADC_DIG_CTRL_ADOUT_DTS 2
#define SUN8I_ADC_DIG_CTRL_ADOUT_DLY 1
#define SUN8I_DAC_DIG_CTRL 0x120
#define SUN8I_DAC_DIG_CTRL_ENDA 15
#define SUN8I_DAC_MXR_SRC 0x130
@ -338,10 +356,30 @@ static const struct snd_kcontrol_new sun8i_dac_mixer_controls[] = {
SUN8I_DAC_MXR_SRC_DACR_MXR_SRC_ADCR, 1, 0),
};
static const struct snd_kcontrol_new sun8i_input_mixer_controls[] = {
SOC_DAPM_DOUBLE("AIF1 Slot 0 Digital ADC Capture Switch",
SUN8I_AIF1_MXR_SRC,
SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF1DA0L,
SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF1DA0R, 1, 0),
SOC_DAPM_DOUBLE("AIF2 Digital ADC Capture Switch", SUN8I_AIF1_MXR_SRC,
SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF2DACL,
SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACR, 1, 0),
SOC_DAPM_DOUBLE("AIF1 Data Digital ADC Capture Switch",
SUN8I_AIF1_MXR_SRC,
SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_ADCL,
SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_ADCR, 1, 0),
SOC_DAPM_DOUBLE("AIF2 Inv Digital ADC Capture Switch",
SUN8I_AIF1_MXR_SRC,
SUN8I_AIF1_MXR_SRC_AD0L_MXL_SRC_AIF2DACR,
SUN8I_AIF1_MXR_SRC_AD0R_MXR_SRC_AIF2DACL, 1, 0),
};
static const struct snd_soc_dapm_widget sun8i_codec_dapm_widgets[] = {
/* Digital parts of the DACs */
/* Digital parts of the DACs and ADC */
SND_SOC_DAPM_SUPPLY("DAC", SUN8I_DAC_DIG_CTRL, SUN8I_DAC_DIG_CTRL_ENDA,
0, NULL, 0),
SND_SOC_DAPM_SUPPLY("ADC", SUN8I_ADC_DIG_CTRL, SUN8I_ADC_DIG_CTRL_ENDA,
0, NULL, 0),
/* Analog DAC AIF */
SND_SOC_DAPM_AIF_IN("AIF1 Slot 0 Left", "Playback", 0,
@ -351,17 +389,31 @@ static const struct snd_soc_dapm_widget sun8i_codec_dapm_widgets[] = {
SUN8I_AIF1_DACDAT_CTRL,
SUN8I_AIF1_DACDAT_CTRL_AIF1_DA0R_ENA, 0),
/* DAC Mixers */
/* Analog ADC AIF */
SND_SOC_DAPM_AIF_IN("AIF1 Slot 0 Left ADC", "Capture", 0,
SUN8I_AIF1_ADCDAT_CTRL,
SUN8I_AIF1_ADCDAT_CTRL_AIF1_DA0L_ENA, 0),
SND_SOC_DAPM_AIF_IN("AIF1 Slot 0 Right ADC", "Capture", 0,
SUN8I_AIF1_ADCDAT_CTRL,
SUN8I_AIF1_ADCDAT_CTRL_AIF1_DA0R_ENA, 0),
/* DAC and ADC Mixers */
SOC_MIXER_ARRAY("Left Digital DAC Mixer", SND_SOC_NOPM, 0, 0,
sun8i_dac_mixer_controls),
SOC_MIXER_ARRAY("Right Digital DAC Mixer", SND_SOC_NOPM, 0, 0,
sun8i_dac_mixer_controls),
SOC_MIXER_ARRAY("Left Digital ADC Mixer", SND_SOC_NOPM, 0, 0,
sun8i_input_mixer_controls),
SOC_MIXER_ARRAY("Right Digital ADC Mixer", SND_SOC_NOPM, 0, 0,
sun8i_input_mixer_controls),
/* Clocks */
SND_SOC_DAPM_SUPPLY("MODCLK AFI1", SUN8I_MOD_CLK_ENA,
SUN8I_MOD_CLK_ENA_AIF1, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("MODCLK DAC", SUN8I_MOD_CLK_ENA,
SUN8I_MOD_CLK_ENA_DAC, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("MODCLK ADC", SUN8I_MOD_CLK_ENA,
SUN8I_MOD_CLK_ENA_ADC, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("AIF1", SUN8I_SYSCLK_CTL,
SUN8I_SYSCLK_CTL_AIF1CLK_ENA, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("SYSCLK", SUN8I_SYSCLK_CTL,
@ -378,6 +430,12 @@ static const struct snd_soc_dapm_widget sun8i_codec_dapm_widgets[] = {
SUN8I_MOD_RST_CTL_AIF1, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("RST DAC", SUN8I_MOD_RST_CTL,
SUN8I_MOD_RST_CTL_DAC, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("RST ADC", SUN8I_MOD_RST_CTL,
SUN8I_MOD_RST_CTL_ADC, 0, NULL, 0),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_MIC("Mic", NULL),
};
static const struct snd_soc_dapm_route sun8i_codec_dapm_routes[] = {
@ -387,11 +445,16 @@ static const struct snd_soc_dapm_route sun8i_codec_dapm_routes[] = {
{ "RST AIF1", NULL, "AIF1 PLL" },
{ "MODCLK AFI1", NULL, "RST AIF1" },
{ "DAC", NULL, "MODCLK AFI1" },
{ "ADC", NULL, "MODCLK AFI1" },
{ "RST DAC", NULL, "SYSCLK" },
{ "MODCLK DAC", NULL, "RST DAC" },
{ "DAC", NULL, "MODCLK DAC" },
{ "RST ADC", NULL, "SYSCLK" },
{ "MODCLK ADC", NULL, "RST ADC" },
{ "ADC", NULL, "MODCLK ADC" },
/* DAC Routes */
{ "AIF1 Slot 0 Right", NULL, "DAC" },
{ "AIF1 Slot 0 Left", NULL, "DAC" },
@ -401,6 +464,12 @@ static const struct snd_soc_dapm_route sun8i_codec_dapm_routes[] = {
"AIF1 Slot 0 Left"},
{ "Right Digital DAC Mixer", "AIF1 Slot 0 Digital DAC Playback Switch",
"AIF1 Slot 0 Right"},
/* ADC routes */
{ "Left Digital ADC Mixer", "AIF1 Data Digital ADC Capture Switch",
"AIF1 Slot 0 Left ADC" },
{ "Right Digital ADC Mixer", "AIF1 Data Digital ADC Capture Switch",
"AIF1 Slot 0 Right ADC" },
};
static const struct snd_soc_dai_ops sun8i_codec_dai_ops = {
@ -418,6 +487,15 @@ static struct snd_soc_dai_driver sun8i_codec_dai = {
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
/* capture capabilities */
.capture = {
.stream_name = "Capture",
.channels_min = 1,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.sig_bits = 24,
},
/* pcm operations */
.ops = &sun8i_codec_dai_ops,
};