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Message-ID: <20240314232201.2102178-13-jan.dakinevich@salutedevices.com>
Date: Fri, 15 Mar 2024 02:21:48 +0300
From: Jan Dakinevich <jan.dakinevich@...utedevices.com>
To: Jan Dakinevich <jan.dakinevich@...utedevices.com>, Neil Armstrong
<neil.armstrong@...aro.org>, Jerome Brunet <jbrunet@...libre.com>, Michael
Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob
Herring <robh@...nel.org>, Krzysztof Kozlowski
<krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
Philipp Zabel <p.zabel@...gutronix.de>, Kevin Hilman <khilman@...libre.com>,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>, Liam Girdwood
<lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Linus Walleij
<linus.walleij@...aro.org>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai
<tiwai@...e.com>, <linux-amlogic@...ts.infradead.org>,
<linux-clk@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
<alsa-devel@...a-project.org>, <linux-sound@...r.kernel.org>,
<linux-gpio@...r.kernel.org>
CC: <kernel@...utedevices.com>
Subject: [PATCH 12/25] ASoC: meson: t9015: add support for A1 SoC family
A1's internal codec is very close to t9015. The main difference, that it
has ADC. This commit introduces support for capturing from it.
Signed-off-by: Jan Dakinevich <jan.dakinevich@...utedevices.com>
---
sound/soc/meson/t9015.c | 259 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 259 insertions(+)
diff --git a/sound/soc/meson/t9015.c b/sound/soc/meson/t9015.c
index 48f6767bd858..365955bfeb78 100644
--- a/sound/soc/meson/t9015.c
+++ b/sound/soc/meson/t9015.c
@@ -19,16 +19,33 @@
#define LOLP_EN 3
#define DACR_EN 4
#define DACL_EN 5
+#define ADCR_EN 6
+#define ADCL_EN 7
+#define PGAR_ZCD_EN 8
+#define PGAL_ZCD_EN 9
+#define PGAR_EN 10
+#define PGAL_EN 11
+#define ADCR_INV 16
+#define ADCL_INV 17
+#define ADCR_SRC 18
+#define ADCL_SRC 19
#define DACR_INV 20
#define DACL_INV 21
#define DACR_SRC 22
#define DACL_SRC 23
+#define ADC_DEM_EN 26
+#define ADC_FILTER_MODE 28
+#define ADC_FILTER_EN 29
#define REFP_BUF_EN BIT(12)
#define BIAS_CURRENT_EN BIT(13)
#define VMID_GEN_FAST BIT(14)
#define VMID_GEN_EN BIT(15)
#define I2S_MODE BIT(30)
#define VOL_CTRL0 0x04
+#define PGAR_VC 0
+#define PGAL_VC 8
+#define ADCR_VC 16
+#define ADCL_VC 24
#define GAIN_H 31
#define GAIN_L 23
#define VOL_CTRL1 0x08
@@ -46,6 +63,28 @@
#define LOLN_POL 8
#define LOLP_POL 12
#define POWER_CFG 0x10
+#define LINEIN_CFG 0x14
+#define MICBIAS_LEVEL 0
+#define MICBIAS_EN 3
+#define PGAR_CTVMN 8
+#define PGAR_CTVMP 9
+#define PGAL_CTVMN 10
+#define PGAL_CTVMP 11
+#define PGAR_CTVIN 12
+#define PGAR_CTVIP 13
+#define PGAL_CTVIN 14
+#define PGAL_CTVIP 15
+
+#define PGAR_MASK (BIT(PGAR_CTVMP) | BIT(PGAR_CTVMN) | \
+ BIT(PGAR_CTVIP) | BIT(PGAR_CTVIN))
+#define PGAR_DIFF (BIT(PGAR_CTVIP) | BIT(PGAR_CTVIN))
+#define PGAR_POSITIVE (BIT(PGAR_CTVIP) | BIT(PGAR_CTVMN))
+#define PGAR_NEGATIVE (BIT(PGAR_CTVIN) | BIT(PGAR_CTVMP))
+#define PGAL_MASK (BIT(PGAL_CTVMP) | BIT(PGAL_CTVMN) | \
+ BIT(PGAL_CTVIP) | BIT(PGAL_CTVIN))
+#define PGAL_DIFF (BIT(PGAL_CTVIP) | BIT(PGAL_CTVIN))
+#define PGAL_POSITIVE (BIT(PGAL_CTVIP) | BIT(PGAL_CTVMN))
+#define PGAL_NEGATIVE (BIT(PGAL_CTVIN) | BIT(PGAL_CTVMP))
struct t9015 {
struct regulator *avdd;
@@ -103,6 +142,31 @@ static struct snd_soc_dai_driver t9015_dai = {
.ops = &t9015_dai_ops,
};
+static struct snd_soc_dai_driver a1_t9015_dai = {
+ .name = "t9015-hifi",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = (SNDRV_PCM_FMTBIT_S8 |
+ SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S20_LE |
+ SNDRV_PCM_FMTBIT_S24_LE),
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = (SNDRV_PCM_FMTBIT_S8 |
+ SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S20_LE |
+ SNDRV_PCM_FMTBIT_S24_LE),
+ },
+ .ops = &t9015_dai_ops,
+};
+
static const DECLARE_TLV_DB_MINMAX_MUTE(dac_vol_tlv, -9525, 0);
static const char * const ramp_rate_txt[] = { "Fast", "Slow" };
@@ -179,6 +243,166 @@ static const struct snd_soc_dapm_route t9015_dapm_routes[] = {
{ "LOLP", NULL, "Left+ Driver", },
};
+static const char * const a1_right_driver_txt[] = { "None", "Right DAC",
+ "Left DAC Inverted" };
+static const unsigned int a1_right_driver_values[] = { 0, 2, 4 };
+
+static const char * const a1_left_driver_txt[] = { "None", "Left DAC",
+ "Right DAC Inverted" };
+static const unsigned int a1_left_driver_values[] = { 0, 2, 4 };
+
+static SOC_VALUE_ENUM_SINGLE_DECL(a1_right_driver, LINEOUT_CFG, 12, 0x7,
+ a1_right_driver_txt, a1_right_driver_values);
+static SOC_VALUE_ENUM_SINGLE_DECL(a1_left_driver, LINEOUT_CFG, 4, 0x7,
+ a1_left_driver_txt, a1_left_driver_values);
+
+static const struct snd_kcontrol_new a1_right_driver_mux =
+ SOC_DAPM_ENUM("Right Driver+ Source", a1_right_driver);
+static const struct snd_kcontrol_new a1_left_driver_mux =
+ SOC_DAPM_ENUM("Left Driver+ Source", a1_left_driver);
+
+static const DECLARE_TLV_DB_MINMAX_MUTE(a1_adc_vol_tlv, -29625, 0);
+static const DECLARE_TLV_DB_MINMAX_MUTE(a1_adc_pga_vol_tlv, -1200, 0);
+
+static const char * const a1_adc_right_txt[] = { "Right", "Left" };
+static SOC_ENUM_SINGLE_DECL(a1_adc_right, BLOCK_EN, ADCR_SRC, a1_adc_right_txt);
+
+static const char * const a1_adc_left_txt[] = { "Left", "Right" };
+static SOC_ENUM_SINGLE_DECL(a1_adc_left, BLOCK_EN, ADCL_SRC, a1_adc_left_txt);
+
+static const struct snd_kcontrol_new a1_adc_right_mux =
+ SOC_DAPM_ENUM("ADC Right Source", a1_adc_right);
+static const struct snd_kcontrol_new a1_adc_left_mux =
+ SOC_DAPM_ENUM("ADC Left Source", a1_adc_left);
+
+static const char * const a1_adc_filter_mode_txt[] = { "Voice", "HiFi"};
+static SOC_ENUM_SINGLE_DECL(a1_adc_filter_mode, BLOCK_EN, ADC_FILTER_MODE,
+ a1_adc_filter_mode_txt);
+
+static const char * const a1_adc_mic_bias_level_txt[] = { "2.0V", "2.1V",
+ "2.3V", "2.5V", "2.8V" };
+static const unsigned int a1_adc_mic_bias_level_values[] = { 0, 1, 2, 3, 7 };
+static SOC_VALUE_ENUM_SINGLE_DECL(a1_adc_mic_bias_level,
+ LINEIN_CFG, MICBIAS_LEVEL, 0x7,
+ a1_adc_mic_bias_level_txt,
+ a1_adc_mic_bias_level_values);
+
+static const char * const a1_adc_pga_txt[] = { "None", "Differential",
+ "Positive", "Negative" };
+static const unsigned int a1_adc_pga_right_values[] = { 0, PGAR_DIFF,
+ PGAR_POSITIVE, PGAR_NEGATIVE };
+static const unsigned int a1_adc_pga_left_values[] = { 0, PGAL_DIFF,
+ PGAL_POSITIVE, PGAL_NEGATIVE };
+
+static SOC_VALUE_ENUM_SINGLE_DECL(a1_adc_pga_right, LINEIN_CFG, 0, PGAR_MASK,
+ a1_adc_pga_txt, a1_adc_pga_right_values);
+static SOC_VALUE_ENUM_SINGLE_DECL(a1_adc_pga_left, LINEIN_CFG, 0, PGAL_MASK,
+ a1_adc_pga_txt, a1_adc_pga_left_values);
+
+static const struct snd_kcontrol_new a1_adc_pga_right_mux =
+ SOC_DAPM_ENUM("ADC PGA Right Source", a1_adc_pga_right);
+static const struct snd_kcontrol_new a1_adc_pga_left_mux =
+ SOC_DAPM_ENUM("ADC PGA Left Source", a1_adc_pga_left);
+
+static const struct snd_kcontrol_new a1_t9015_snd_controls[] = {
+ /* Volume Controls */
+ SOC_ENUM("Playback Channel Mode", mono_enum),
+ SOC_SINGLE("Playback Switch", VOL_CTRL1, DAC_SOFT_MUTE, 1, 1),
+ SOC_DOUBLE_TLV("Playback Volume", VOL_CTRL1, DACL_VC, DACR_VC,
+ 0xff, 0, dac_vol_tlv),
+
+ /* Ramp Controls */
+ SOC_ENUM("Ramp Rate", ramp_rate_enum),
+ SOC_SINGLE("Volume Ramp Switch", VOL_CTRL1, VC_RAMP_MODE, 1, 0),
+ SOC_SINGLE("Mute Ramp Switch", VOL_CTRL1, MUTE_MODE, 1, 0),
+ SOC_SINGLE("Unmute Ramp Switch", VOL_CTRL1, UNMUTE_MODE, 1, 0),
+
+ /* ADC Controls */
+ SOC_DOUBLE_TLV("ADC Volume", VOL_CTRL0, ADCL_VC, ADCR_VC,
+ 0x7f, 0, a1_adc_vol_tlv),
+ SOC_SINGLE("ADC Filter Switch", BLOCK_EN, ADC_FILTER_EN, 1, 0),
+ SOC_ENUM("ADC Filter Mode", a1_adc_filter_mode),
+ SOC_SINGLE("ADC Mic Bias Switch", LINEIN_CFG, MICBIAS_EN, 1, 0),
+ SOC_ENUM("ADC Mic Bias Level", a1_adc_mic_bias_level),
+ SOC_SINGLE("ADC DEM Switch", BLOCK_EN, ADC_DEM_EN, 1, 0),
+ SOC_DOUBLE_TLV("ADC PGA Volume", VOL_CTRL0, PGAR_VC, PGAL_VC,
+ 0x1f, 0, a1_adc_pga_vol_tlv),
+ SOC_DOUBLE("ADC PGA Zero Cross-detection Switch", BLOCK_EN,
+ PGAL_ZCD_EN, PGAR_ZCD_EN, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget a1_t9015_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("Right IN", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_IN("Left IN", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_MUX("Right DAC Sel", SND_SOC_NOPM, 0, 0,
+ &t9015_right_dac_mux),
+ SND_SOC_DAPM_MUX("Left DAC Sel", SND_SOC_NOPM, 0, 0,
+ &t9015_left_dac_mux),
+ SND_SOC_DAPM_DAC("Right DAC", NULL, BLOCK_EN, DACR_EN, 0),
+ SND_SOC_DAPM_DAC("Left DAC", NULL, BLOCK_EN, DACL_EN, 0),
+ SND_SOC_DAPM_MUX("Right+ Driver Sel", SND_SOC_NOPM, 0, 0,
+ &a1_right_driver_mux),
+ SND_SOC_DAPM_MUX("Left+ Driver Sel", SND_SOC_NOPM, 0, 0,
+ &a1_left_driver_mux),
+ SND_SOC_DAPM_OUT_DRV("Right+ Driver", BLOCK_EN, LORP_EN, 0, NULL, 0),
+ SND_SOC_DAPM_OUT_DRV("Left+ Driver", BLOCK_EN, LOLP_EN, 0, NULL, 0),
+ SND_SOC_DAPM_OUTPUT("LORP"),
+ SND_SOC_DAPM_OUTPUT("LOLP"),
+
+ SND_SOC_DAPM_INPUT("ADC IN Right"),
+ SND_SOC_DAPM_INPUT("ADC IN Left"),
+ SND_SOC_DAPM_MUX("ADC PGA Right Sel", SND_SOC_NOPM, 0, 0,
+ &a1_adc_pga_right_mux),
+ SND_SOC_DAPM_MUX("ADC PGA Left Sel", SND_SOC_NOPM, 0, 0,
+ &a1_adc_pga_left_mux),
+ SND_SOC_DAPM_PGA("ADC PGA Right", BLOCK_EN, PGAR_EN, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("ADC PGA Left", BLOCK_EN, PGAL_EN, 0, NULL, 0),
+ SND_SOC_DAPM_ADC("ADC Right", NULL, BLOCK_EN, ADCR_EN, 0),
+ SND_SOC_DAPM_ADC("ADC Left", NULL, BLOCK_EN, ADCL_EN, 0),
+ SND_SOC_DAPM_MUX("ADC Right Sel", SND_SOC_NOPM, 0, 0, &a1_adc_right_mux),
+ SND_SOC_DAPM_MUX("ADC Left Sel", SND_SOC_NOPM, 0, 0, &a1_adc_left_mux),
+ SND_SOC_DAPM_AIF_OUT("ADC OUT Right", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("ADC OUT Left", NULL, 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route a1_t9015_dapm_routes[] = {
+ { "Right IN", NULL, "Playback" },
+ { "Left IN", NULL, "Playback" },
+ { "Right DAC Sel", "Right", "Right IN" },
+ { "Right DAC Sel", "Left", "Left IN" },
+ { "Left DAC Sel", "Right", "Right IN" },
+ { "Left DAC Sel", "Left", "Left IN" },
+ { "Right DAC", NULL, "Right DAC Sel" },
+ { "Left DAC", NULL, "Left DAC Sel" },
+ { "Right+ Driver Sel", "Right DAC", "Right DAC" },
+ { "Right+ Driver Sel", "Left DAC Inverted", "Right DAC" },
+ { "Left+ Driver Sel", "Left DAC", "Left DAC" },
+ { "Left+ Driver Sel", "Right DAC Inverted", "Left DAC" },
+ { "Right+ Driver", NULL, "Right+ Driver Sel" },
+ { "Left+ Driver", NULL, "Left+ Driver Sel" },
+ { "LORP", NULL, "Right+ Driver", },
+ { "LOLP", NULL, "Left+ Driver", },
+
+ { "ADC PGA Right Sel", "Differential", "ADC IN Right" },
+ { "ADC PGA Right Sel", "Positive", "ADC IN Right" },
+ { "ADC PGA Right Sel", "Negative", "ADC IN Right" },
+ { "ADC PGA Left Sel", "Differential", "ADC IN Left" },
+ { "ADC PGA Left Sel", "Positive", "ADC IN Left" },
+ { "ADC PGA Left Sel", "Negative", "ADC IN Left" },
+ { "ADC PGA Right", NULL, "ADC PGA Right Sel" },
+ { "ADC PGA Left", NULL, "ADC PGA Left Sel" },
+ { "ADC Right", NULL, "ADC PGA Right" },
+ { "ADC Left", NULL, "ADC PGA Left" },
+ { "ADC Right Sel", "Right", "ADC Right" },
+ { "ADC Right Sel", "Left", "ADC Left" },
+ { "ADC Left Sel", "Right", "ADC Right" },
+ { "ADC Left Sel", "Left", "ADC Left" },
+ { "ADC OUT Right", NULL, "ADC Right Sel" },
+ { "ADC OUT Left", NULL, "ADC Left Sel" },
+ { "Capture", NULL, "ADC OUT Right" },
+ { "Capture", NULL, "ADC OUT Left" },
+};
+
static int t9015_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
@@ -241,6 +465,18 @@ static int t9015_component_probe(struct snd_soc_component *component)
return 0;
}
+static int a1_t9015_component_probe(struct snd_soc_component *component)
+{
+ /*
+ * This configuration was stealed from original Amlogic's driver to
+ * reproduce the behavior of the driver more accurately. However, it is
+ * not known for certain what it actually affects.
+ */
+ snd_soc_component_write(component, POWER_CFG, 0x00010000);
+
+ return 0;
+}
+
static const struct snd_soc_component_driver t9015_codec_driver = {
.probe = t9015_component_probe,
.set_bias_level = t9015_set_bias_level,
@@ -254,6 +490,19 @@ static const struct snd_soc_component_driver t9015_codec_driver = {
.endianness = 1,
};
+static const struct snd_soc_component_driver a1_t9015_codec_driver = {
+ .probe = a1_t9015_component_probe,
+ .set_bias_level = t9015_set_bias_level,
+ .controls = a1_t9015_snd_controls,
+ .num_controls = ARRAY_SIZE(a1_t9015_snd_controls),
+ .dapm_widgets = a1_t9015_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(a1_t9015_dapm_widgets),
+ .dapm_routes = a1_t9015_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(a1_t9015_dapm_routes),
+ .suspend_bias_off = 1,
+ .endianness = 1,
+};
+
static int t9015_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -315,11 +564,21 @@ static const struct t9015_match_data t9015_match_data = {
.max_register = POWER_CFG,
};
+static const struct t9015_match_data a1_t9015_match_data = {
+ .component_drv = &a1_t9015_codec_driver,
+ .dai_drv = &a1_t9015_dai,
+ .max_register = LINEIN_CFG,
+};
+
static const struct of_device_id t9015_ids[] __maybe_unused = {
{
.compatible = "amlogic,t9015",
.data = &t9015_match_data,
},
+ {
+ .compatible = "amlogic,t9015-a1",
+ .data = &a1_t9015_match_data,
+ },
{ }
};
MODULE_DEVICE_TABLE(of, t9015_ids);
--
2.34.1
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