linux-kernel - [PATCH v2 7/7] ASoC: codecs: wcd938x: add audio routing

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Message-Id: <20210316105828.16436-8-srinivas.kandagatla@linaro.org>
Date:   Tue, 16 Mar 2021 10:58:28 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     broonie@...nel.org
Cc:     robh@...nel.org, devicetree@...r.kernel.org, lgirdwood@...il.com,
        perex@...ex.cz, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH v2 7/7] ASoC: codecs: wcd938x: add audio routing

This patch adds audio routing for both playback and capture.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 sound/soc/codecs/wcd938x.c | 97 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)

diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c
index 31e3cf729568..0f801920ebac 100644
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -3153,6 +3153,99 @@ static const struct snd_soc_dapm_widget wcd938x_rx_dapm_widgets[] = {
 
 };
 
+static const struct snd_soc_dapm_route wcd938x_rx_audio_map[] = {
+	{"IN1_HPHL", NULL, "VDD_BUCK"},
+	{"IN1_HPHL", NULL, "CLS_H_PORT"},
+
+	{"RX1", NULL, "IN1_HPHL"},
+	{"RX1", NULL, "RXCLK"},
+	{"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"},
+	{"RX2", NULL, "RXCLK"},
+	{"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"},
+	{"RX3", NULL, "RXCLK"},
+	{"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 wcd938x_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, "HDR12 MUX"},
+	{"HDR12 MUX", "NO_HDR12", "ADC2 MUX"},
+	{"HDR12 MUX", "HDR12", "AMIC1"},
+	{"ADC2 MUX", "INP3", "AMIC3"},
+	{"ADC2 MUX", "INP2", "AMIC2"},
+
+	{"ADC3_OUTPUT", NULL, "ADC3_MIXER"},
+	{"ADC3_MIXER", "Switch", "ADC3 REQ"},
+	{"ADC3 REQ", NULL, "ADC3"},
+	{"ADC3", NULL, "HDR34 MUX"},
+	{"HDR34 MUX", "NO_HDR34", "ADC3 MUX"},
+	{"HDR34 MUX", "HDR34", "AMIC5"},
+	{"ADC3 MUX", "INP4", "AMIC4"},
+	{"ADC3 MUX", "INP6", "AMIC6"},
+
+	{"ADC4_OUTPUT", NULL, "ADC4_MIXER"},
+	{"ADC4_MIXER", "Switch", "ADC4 REQ"},
+	{"ADC4 REQ", NULL, "ADC4"},
+	{"ADC4", NULL, "ADC4 MUX"},
+	{"ADC4 MUX", "INP5", "AMIC5"},
+	{"ADC4 MUX", "INP7", "AMIC7"},
+
+	{"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"},
+
+	{"DMIC7_OUTPUT", NULL, "DMIC7_MIXER"},
+	{"DMIC7_MIXER", "Switch", "DMIC7"},
+
+	{"DMIC8_OUTPUT", NULL, "DMIC8_MIXER"},
+	{"DMIC8_MIXER", "Switch", "DMIC8"},
+};
+
 static int wcd938x_get_micb_vout_ctl_val(u32 micb_mv)
 {
 	/* min micbias voltage is 1V and maximum is 2.85V */
@@ -3332,6 +3425,8 @@ static const struct snd_soc_component_driver soc_codec_dev_wcd938x_sdw_rx = {
 	.num_controls = ARRAY_SIZE(wcd938x_rx_snd_controls),
 	.dapm_widgets = wcd938x_rx_dapm_widgets,
 	.num_dapm_widgets = ARRAY_SIZE(wcd938x_rx_dapm_widgets),
+	.dapm_routes = wcd938x_rx_audio_map,
+	.num_dapm_routes = ARRAY_SIZE(wcd938x_rx_audio_map),
 };
 
 static const struct snd_soc_component_driver soc_codec_dev_wcd938x_sdw_tx = {
@@ -3341,6 +3436,8 @@ static const struct snd_soc_component_driver soc_codec_dev_wcd938x_sdw_tx = {
 	.num_controls = ARRAY_SIZE(wcd938x_snd_controls),
 	.dapm_widgets = wcd938x_dapm_widgets,
 	.num_dapm_widgets = ARRAY_SIZE(wcd938x_dapm_widgets),
+	.dapm_routes = wcd938x_audio_map,
+	.num_dapm_routes = ARRAY_SIZE(wcd938x_audio_map),
 };
 
 static void wcd938x_dt_parse_micbias_info(struct device *dev, struct wcd938x_priv *wcd)
-- 
2.21.0