[PATCH v1 2/2] arm64: dts: qcom: eliza-cqs-evk: Enable sound card support with WSA8845 and DMIC
From: Ravi Hothi
Date: Fri Jul 03 2026 - 04:49:52 EST
Enable the sound card on the Eliza CQS EVK platform, including the
WSA8845 external speaker path and DMIC microphone capture via VA macro.
Enable the required LPASS WSA macro, VA macro and SoundWire controller
along with the necessary pinctrl configurations for DMIC and WSA
SoundWire interfaces.
Signed-off-by: Ravi Hothi <ravi.hothi@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/eliza-cqs-evk.dts | 156 +++++++++++++++++++++
1 file changed, 156 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/eliza-cqs-evk.dts b/arch/arm64/boot/dts/qcom/eliza-cqs-evk.dts
index 43d428a4ed2d..e06b0b79e950 100644
--- a/arch/arm64/boot/dts/qcom/eliza-cqs-evk.dts
+++ b/arch/arm64/boot/dts/qcom/eliza-cqs-evk.dts
@@ -5,10 +5,166 @@
/dts-v1/;
+#include <dt-bindings/sound/qcom,q6dsp-lpass-ports.h>
+
#include "eliza-cqs-som.dtsi"
#include "eliza-evk.dtsi"
/ {
model = "Qualcomm Technologies, Inc. Eliza CQS EVK";
compatible = "qcom,eliza-cqs-evk", "qcom,eliza-cqs-som", "qcom,eliza";
+
+ sound {
+ compatible = "qcom,eliza-sndcard", "qcom,sm8450-sndcard";
+ model = "eliza-cqs-evk";
+
+ audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT",
+ "SpkrRight IN", "WSA_SPK2 OUT",
+ "VA DMIC0", "vdd-micb",
+ "VA DMIC1", "vdd-micb",
+ "VA DMIC2", "vdd-micb",
+ "VA DMIC3", "vdd-micb",
+ "VA DMIC4", "vdd-micb",
+ "VA DMIC5", "vdd-micb",
+ "VA DMIC6", "vdd-micb",
+ "VA DMIC7", "vdd-micb";
+
+ va-dai-link {
+ link-name = "VA Capture";
+
+ cpu {
+ sound-dai = <&q6apmbedai VA_CODEC_DMA_TX_0>;
+ };
+
+ codec {
+ sound-dai = <&lpass_vamacro 0>;
+ };
+
+ platform {
+ sound-dai = <&q6apm>;
+ };
+ };
+
+ wsa-dai-link {
+ link-name = "WSA Playback";
+
+ cpu {
+ sound-dai = <&q6apmbedai WSA_CODEC_DMA_RX_0>;
+ };
+
+ codec {
+ sound-dai = <&left_spkr>, <&right_spkr>,
+ <&swr0 0>, <&lpass_wsamacro 0>;
+ };
+
+ platform {
+ sound-dai = <&q6apm>;
+ };
+ };
+ };
+
+ dmic_eldo: regulator-dmic-eldo {
+ compatible = "regulator-fixed";
+ regulator-name = "dmic-eldo";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vreg_bob>;
+ };
+};
+
+&tlmm {
+ spkr_1_sd_n_active: spkr-1-sd-n-active-state {
+ pins = "gpio59";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ output-low;
+ };
+
+ spkr_2_sd_n_active: spkr-2-sd-n-active-state {
+ pins = "gpio79";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ output-low;
+ };
+};
+
+&lpass_vamacro {
+ status = "okay";
+
+ pinctrl-0 = <&dmic01_default>, <&dmic23_default>,
+ <&dmic45_default>, <&dmic67_default>;
+ pinctrl-names = "default";
+
+ vdd-micb-supply = <&dmic_eldo>;
+ qcom,dmic-sample-rate = <4800000>;
+};
+
+&lpass_wsamacro {
+ status = "okay";
+};
+
+&swr0 {
+ status = "okay";
+
+ pinctrl-0 = <&wsa_swr_active>;
+ pinctrl-names = "default";
+
+ /* WSA8845, Speaker Left */
+ left_spkr: speaker@0,0 {
+ compatible = "sdw20217020400";
+ reg = <0 0>;
+ pinctrl-0 = <&spkr_1_sd_n_active>;
+ pinctrl-names = "default";
+ powerdown-gpios = <&tlmm 59 GPIO_ACTIVE_LOW>;
+ vdd-1p8-supply = <&vreg_l7b>;
+ vdd-io-supply = <&vreg_l7b>;
+
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "SpkrLeft";
+
+ /*
+ * WSA8845 Port 1 (DAC) <=> SWR0 Port 1 (SPKR_L)
+ * WSA8845 Port 2 (COMP) <=> SWR0 Port 2 (SPKR_L_COMP)
+ * WSA8845 Port 3 (BOOST) <=> SWR0 Port 3 (SPKR_L_BOOST)
+ * WSA8845 Port 4 (PBR) <=> SWR0 Port 7 (PBR)
+ * WSA8845 Port 5 (VISENSE) <=> SWR0 Port 10 (SPKR_L_VI)
+ * WSA8845 Port 6 (CPS) <=> SWR0 Port 13 (CPS)
+ */
+ qcom,port-mapping = <1 2 3 7 10 13>;
+ };
+
+ /* WSA8845, Speaker Right */
+ right_spkr: speaker@0,1 {
+ compatible = "sdw20217020400";
+ reg = <0 1>;
+ pinctrl-0 = <&spkr_2_sd_n_active>;
+ pinctrl-names = "default";
+ powerdown-gpios = <&tlmm 79 GPIO_ACTIVE_LOW>;
+ vdd-1p8-supply = <&vreg_l7b>;
+ vdd-io-supply = <&vreg_l7b>;
+
+ #sound-dai-cells = <0>;
+ sound-name-prefix = "SpkrRight";
+
+ /*
+ * WSA8845 Port 1 (DAC) <=> SWR0 Port 4 (SPKR_R)
+ * WSA8845 Port 2 (COMP) <=> SWR0 Port 5 (SPKR_R_COMP)
+ * WSA8845 Port 3 (BOOST) <=> SWR0 Port 6 (SPKR_R_BOOST)
+ * WSA8845 Port 4 (PBR) <=> SWR0 Port 7 (PBR)
+ * WSA8845 Port 5 (VISENSE) <=> SWR0 Port 11 (SPKR_R_VI)
+ * WSA8845 Port 6 (CPS) <=> SWR0 Port 13 (CPS)
+ */
+ qcom,port-mapping = <4 5 6 7 11 13>;
+ };
+};
+
+&pm7550_gpios {
+ dmic-eldo-en-hog {
+ gpio-hog;
+ gpios = <7 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "dmic-eldo-en";
+ };
};
--
2.34.1