[RESEND v5 7/7] ASoC: codecs: wcd937x: add audio routing and Kconfig

From: Mohammad Rafi Shaik
Date: Mon May 27 2024 - 07:23:31 EST

From: Prasad Kumpatla <quic_pkumpatl@xxxxxxxxxxx>

This patch adds audio routing for both playback and capture and
Makefile and Kconfigs changes for wcd937x.

Co-developed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Signed-off-by: Prasad Kumpatla <quic_pkumpatl@xxxxxxxxxxx>
Co-developed-by: Mohammad Rafi Shaik <quic_mohs@xxxxxxxxxxx>
Signed-off-by: Mohammad Rafi Shaik <quic_mohs@xxxxxxxxxxx>
---
sound/soc/codecs/Kconfig | 20 ++++++++++
sound/soc/codecs/Makefile | 7 ++++
sound/soc/codecs/wcd937x.c | 80 ++++++++++++++++++++++++++++++++++++++
3 files changed, 107 insertions(+)

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 4afc43d3f71f..a6bb5716632d 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -278,6 +278,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_UDA1380
imply SND_SOC_WCD9335
imply SND_SOC_WCD934X
+ imply SND_SOC_WCD937X_SDW
imply SND_SOC_WCD938X_SDW
imply SND_SOC_WCD939X_SDW
imply SND_SOC_LPASS_MACRO_COMMON
@@ -2100,6 +2101,25 @@ config SND_SOC_WCD934X
The WCD9340/9341 is a audio codec IC Integrated in
Qualcomm SoCs like SDM845.

+config SND_SOC_WCD937X
+ depends on SND_SOC_WCD937X_SDW
+ tristate
+ depends on SOUNDWIRE || !SOUNDWIRE
+ select SND_SOC_WCD_CLASSH
+
+config SND_SOC_WCD937X_SDW
+ tristate "WCD9370/WCD9375 Codec - SDW"
+ select SND_SOC_WCD937X
+ select SND_SOC_WCD_MBHC
+ select REGMAP_IRQ
+ depends on SOUNDWIRE
+ select REGMAP_SOUNDWIRE
+ help
+ The WCD9370/9375 is an audio codec IC used with SoCs
+ like SC7280 or QCM6490 chipsets, and it connected
+ via soundwire.
+ To compile this codec driver say Y or m.
+
config SND_SOC_WCD938X
depends on SND_SOC_WCD938X_SDW
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index b4df22186e25..c6f0cd5815f2 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -316,6 +316,8 @@ snd-soc-wcd-classh-y := wcd-clsh-v2.o
snd-soc-wcd-mbhc-y := wcd-mbhc-v2.o
snd-soc-wcd9335-y := wcd9335.o
snd-soc-wcd934x-y := wcd934x.o
+snd-soc-wcd937x-objs := wcd937x.o
+snd-soc-wcd937x-sdw-objs := wcd937x-sdw.o
snd-soc-wcd938x-y := wcd938x.o
snd-soc-wcd938x-sdw-y := wcd938x-sdw.o
snd-soc-wcd939x-y := wcd939x.o
@@ -710,6 +712,11 @@ obj-$(CONFIG_SND_SOC_WCD_CLASSH) += snd-soc-wcd-classh.o
obj-$(CONFIG_SND_SOC_WCD_MBHC) += snd-soc-wcd-mbhc.o
obj-$(CONFIG_SND_SOC_WCD9335) += snd-soc-wcd9335.o
obj-$(CONFIG_SND_SOC_WCD934X) += snd-soc-wcd934x.o
+obj-$(CONFIG_SND_SOC_WCD937X) += snd-soc-wcd937x.o
+ifdef CONFIG_SND_SOC_WCD937X_SDW
+# avoid link failure by forcing sdw code built-in when needed
+obj-$(CONFIG_SND_SOC_WCD937X) += snd-soc-wcd937x-sdw.o
+endif
obj-$(CONFIG_SND_SOC_WCD938X) += snd-soc-wcd938x.o
ifdef CONFIG_SND_SOC_WCD938X_SDW
# avoid link failure by forcing sdw code built-in when needed
diff --git a/sound/soc/codecs/wcd937x.c b/sound/soc/codecs/wcd937x.c
index f8b57f47ad55..ef649ed77fb2 100644
--- a/sound/soc/codecs/wcd937x.c
+++ b/sound/soc/codecs/wcd937x.c
@@ -2409,6 +2409,77 @@ static const struct snd_soc_dapm_widget wcd9375_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("DMIC6_OUTPUT"),
};

+static const struct snd_soc_dapm_route wcd937x_audio_map[] = {
+ { "ADC1_OUTPUT", NULL, "ADC1_MIXER" },
+ { "ADC1_MIXER", "Switch", "ADC1 REQ" },
+ { "ADC1 REQ", NULL, "ADC1" },
+ { "ADC1", NULL, "AMIC1" },
+
+ { "ADC2_OUTPUT", NULL, "ADC2_MIXER" },
+ { "ADC2_MIXER", "Switch", "ADC2 REQ" },
+ { "ADC2 REQ", NULL, "ADC2" },
+ { "ADC2", NULL, "ADC2 MUX" },
+ { "ADC2 MUX", "INP3", "AMIC3" },
+ { "ADC2 MUX", "INP2", "AMIC2" },
+
+ { "IN1_HPHL", NULL, "VDD_BUCK" },
+ { "IN1_HPHL", NULL, "CLS_H_PORT" },
+ { "RX1", NULL, "IN1_HPHL" },
+ { "RDAC1", NULL, "RX1" },
+ { "HPHL_RDAC", "Switch", "RDAC1" },
+ { "HPHL PGA", NULL, "HPHL_RDAC" },
+ { "HPHL", NULL, "HPHL PGA" },
+
+ { "IN2_HPHR", NULL, "VDD_BUCK" },
+ { "IN2_HPHR", NULL, "CLS_H_PORT" },
+ { "RX2", NULL, "IN2_HPHR" },
+ { "RDAC2", NULL, "RX2" },
+ { "HPHR_RDAC", "Switch", "RDAC2" },
+ { "HPHR PGA", NULL, "HPHR_RDAC" },
+ { "HPHR", NULL, "HPHR PGA" },
+
+ { "IN3_AUX", NULL, "VDD_BUCK" },
+ { "IN3_AUX", NULL, "CLS_H_PORT" },
+ { "RX3", NULL, "IN3_AUX" },
+ { "RDAC4", NULL, "RX3" },
+ { "AUX_RDAC", "Switch", "RDAC4" },
+ { "AUX PGA", NULL, "AUX_RDAC" },
+ { "AUX", NULL, "AUX PGA" },
+
+ { "RDAC3_MUX", "RX3", "RX3" },
+ { "RDAC3_MUX", "RX1", "RX1" },
+ { "RDAC3", NULL, "RDAC3_MUX" },
+ { "EAR_RDAC", "Switch", "RDAC3" },
+ { "EAR PGA", NULL, "EAR_RDAC" },
+ { "EAR", NULL, "EAR PGA" },
+};
+
+static const struct snd_soc_dapm_route wcd9375_audio_map[] = {
+ { "ADC3_OUTPUT", NULL, "ADC3_MIXER" },
+ { "ADC3_OUTPUT", NULL, "ADC3_MIXER" },
+ { "ADC3_MIXER", "Switch", "ADC3 REQ" },
+ { "ADC3 REQ", NULL, "ADC3" },
+ { "ADC3", NULL, "AMIC4" },
+
+ { "DMIC1_OUTPUT", NULL, "DMIC1_MIXER" },
+ { "DMIC1_MIXER", "Switch", "DMIC1" },
+
+ { "DMIC2_OUTPUT", NULL, "DMIC2_MIXER" },
+ { "DMIC2_MIXER", "Switch", "DMIC2" },
+
+ { "DMIC3_OUTPUT", NULL, "DMIC3_MIXER" },
+ { "DMIC3_MIXER", "Switch", "DMIC3" },
+
+ { "DMIC4_OUTPUT", NULL, "DMIC4_MIXER" },
+ { "DMIC4_MIXER", "Switch", "DMIC4" },
+
+ { "DMIC5_OUTPUT", NULL, "DMIC5_MIXER" },
+ { "DMIC5_MIXER", "Switch", "DMIC5" },
+
+ { "DMIC6_OUTPUT", NULL, "DMIC6_MIXER" },
+ { "DMIC6_MIXER", "Switch", "DMIC6" },
+};
+
static int wcd937x_set_micbias_data(struct wcd937x_priv *wcd937x)
{
int vout_ctl[3];
@@ -2545,6 +2616,13 @@ static int wcd937x_soc_codec_probe(struct snd_soc_component *component)
dev_err(component->dev, "Failed to add snd_ctls\n");
return ret;
}
+
+ ret = snd_soc_dapm_add_routes(dapm, wcd9375_audio_map,
+ ARRAY_SIZE(wcd9375_audio_map));
+ if (ret < 0) {
+ dev_err(component->dev, "Failed to add routes\n");
+ return ret;
+ }
}

ret = wcd937x_mbhc_init(component);
@@ -2588,6 +2666,8 @@ static const struct snd_soc_component_driver soc_codec_dev_wcd937x = {
.num_controls = ARRAY_SIZE(wcd937x_snd_controls),
.dapm_widgets = wcd937x_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(wcd937x_dapm_widgets),
+ .dapm_routes = wcd937x_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(wcd937x_audio_map),
.set_jack = wcd937x_codec_set_jack,
.endianness = 1,
};
--
2.25.1