Add the sound card node with tested playback over max98357a
I2S speakers amplifier and I2S mic.
Introduce HS (High-Speed) MI2S pin control support.
The I2S max98357a speaker amplifier is connected via HS0 and I2S
microphones utilize the HS2 interface.
Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/lemans-evk.dts | 52 +++++++++++++++++++++++++
arch/arm64/boot/dts/qcom/lemans.dtsi | 14 +++++++
2 files changed, 66 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index 669ac52f4cf6..d67a9307cc75 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -6,6 +6,7 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/sound/qcom,q6afe.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include "lemans.dtsi"
@@ -22,6 +23,57 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ dmic: audio-codec-0 {
+ compatible = "dmic-codec";
+ #sound-dai-cells = <0>;
+ num-channels = <1>;
+ };
+
+ max98357a: audio-codec-1 {
+ compatible = "maxim,max98357a";
+ #sound-dai-cells = <0>;
+ };
+
+ sound {
+ compatible = "qcom,qcs9100-sndcard";
+ model = "LEMANS-EVK";
+
+ pinctrl-0 = <&hs0_mi2s_active>, <&hs2_mi2s_active>;
+ pinctrl-names = "default";
+
+ hs0-mi2s-playback-dai-link {
+ link-name = "HS0 MI2S Playback";
+
+ codec {
+ sound-dai = <&max98357a>;
+ };
+
+ cpu {
+ sound-dai = <&q6apmbedai PRIMARY_MI2S_RX>;
+ };
+
+ platform {
+ sound-dai = <&q6apm>;
+ };
+ };
+
+ hs2-mi2s-capture-dai-link {
+ link-name = "HS2 MI2S Capture";
+
+ codec {
+ sound-dai = <&dmic>;
+ };
+
+ cpu {
+ sound-dai = <&q6apmbedai TERTIARY_MI2S_TX>;
+ };
+
+ platform {
+ sound-dai = <&q6apm>;
+ };
+ };
+ };
};
&apps_rsc {
diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi
index 7026f25877c8..d73037d6d97a 100644
--- a/arch/arm64/boot/dts/qcom/lemans.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans.dtsi
@@ -5005,6 +5005,20 @@ tlmm: pinctrl@f000000 {
gpio-ranges = <&tlmm 0 0 149>;
wakeup-parent = <&pdc>;
+ hs0_mi2s_active: hs0-mi2s-active-state {
+ pins = "gpio114", "gpio115", "gpio116", "gpio117";
+ function = "hs0_mi2s";
+ drive-strength = <8>;
+ bias-disable;
+ };
+
+ hs2_mi2s_active: hs2-mi2s-active-state {
+ pins = "gpio122", "gpio123", "gpio124", "gpio125";
+ function = "hs2_mi2s";
+ drive-strength = <8>;
+ bias-disable;
+ };
+
qup_i2c0_default: qup-i2c0-state {
pins = "gpio20", "gpio21";
function = "qup0_se0";
--
2.34.1
