[PATCH] arm64: dts: qcom: sm8450-hdk: add other analogue microphones

From: Krzysztof Kozlowski
Date: Mon Jul 17 2023 - 10:38:42 EST


Add proper audio routes for onboard analogue microphones: AMIC[1345].
Use also new DAPM input widget (TX SWR_INPUTn) for them, not the
deprecated ADC one. Change is not compatible with older kernels not
having the new SWR_INPUTn input widget.

Cc: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

---

Depends on ASoC driver changes:
https://lore.kernel.org/alsa-devel/20230717140138.201745-1-krzysztof.kozlowski@xxxxxxxxxx/T/#t
This patch should wait till respective ASoC changes got merged.
---
arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index bd5e8181f2aa..9bd1ef401ca3 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -915,14 +915,23 @@ &sound {
"SpkrRight IN", "WSA_SPK2 OUT",
"IN1_HPHL", "HPHL_OUT",
"IN2_HPHR", "HPHR_OUT",
+ "AMIC1", "MIC BIAS1",
"AMIC2", "MIC BIAS2",
- "VA DMIC0", "MIC BIAS1",
- "VA DMIC1", "MIC BIAS1",
- "VA DMIC2", "MIC BIAS3",
- "TX DMIC0", "MIC BIAS1",
- "TX DMIC1", "MIC BIAS2",
- "TX DMIC2", "MIC BIAS3",
- "TX SWR_ADC1", "ADC2_OUTPUT";
+ "AMIC3", "MIC BIAS3",
+ "AMIC4", "MIC BIAS3",
+ "AMIC5", "MIC BIAS4",
+ "VA DMIC0", "MIC BIAS3",
+ "VA DMIC1", "MIC BIAS3",
+ "VA DMIC2", "MIC BIAS1",
+ "VA DMIC3", "MIC BIAS1",
+ "TX DMIC0", "MIC BIAS3",
+ "TX DMIC1", "MIC BIAS3",
+ "TX DMIC2", "MIC BIAS1",
+ "TX DMIC3", "MIC BIAS1",
+ "TX SWR_INPUT0", "ADC1_OUTPUT",
+ "TX SWR_INPUT1", "ADC2_OUTPUT",
+ "TX SWR_INPUT2", "ADC3_OUTPUT",
+ "TX SWR_INPUT3", "ADC4_OUTPUT";

wcd-playback-dai-link {
link-name = "WCD Playback";
--
2.34.1