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Date: Wed, 13 Dec 2017 13:34:07 +0100
From: Mylène Josserand
<mylene.josserand@...e-electrons.com>
To: lgirdwood@...il.com, broonie@...nel.org, perex@...ex.cz,
tiwai@...e.com, maxime.ripard@...e-electrons.com, wens@...e.org,
robh+dt@...nel.org, mark.rutland@....com, linux@...linux.org.uk
Cc: mylene.josserand@...e-electrons.com, alsa-devel@...a-project.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, thomas.petazzoni@...e-electrons.com
Subject: [PATCH 1/2] 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@...e-electrons.com>
---
sound/soc/sunxi/sun8i-codec.c | 82 +++++++++++++++++++++++++++++++++++++++++--
1 file changed, 80 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sunxi/sun8i-codec.c b/sound/soc/sunxi/sun8i-codec.c
index 3dd183be08a4..7a15df924316 100644
--- a/sound/soc/sunxi/sun8i-codec.c
+++ b/sound/soc/sunxi/sun8i-codec.c
@@ -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,
};
--
2.11.0
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