From 38d3471c450e4e7bb7e40bf98c21e260284662bd Mon Sep 17 00:00:00 2001
From: Jens Reidel <adrian@travitia.xyz>
Date: Tue, 26 Sep 2023 09:58:57 +0200
Subject: [PATCH] arm64: dts: qcom: xiaomi-davinci: Add amplifier node

Signed-off-by: Jens Reidel <adrian@travitia.xyz>
---
 .../boot/dts/qcom/sm7150-xiaomi-common.dtsi   | 34 +++++++++
 .../boot/dts/qcom/sm7150-xiaomi-davinci.dts   | 73 ++++++++++++++++++-
 2 files changed, 106 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm7150-xiaomi-common.dtsi b/arch/arm64/boot/dts/qcom/sm7150-xiaomi-common.dtsi
index ddd868b3def0aa..7309de9f581020 100644
--- a/arch/arm64/boot/dts/qcom/sm7150-xiaomi-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm7150-xiaomi-common.dtsi
@@ -686,6 +686,40 @@
 			drive-strength = <2>;
 		};
 	};
+
+	smartpa_int_active: smartpa_int_active {
+			pins = "gpio56";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+			input-enable;
+	};
+
+	smartpa_int_suspend: smartpa_int_suspend {
+			pins = "gpio56";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+			input-enable;
+	};
+
+	smartpa_enable_active: smartpa_enable_active {
+			pins = "gpio12";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-disable;
+			bias-pull-down;
+			output-low;
+	};
+
+	smartpa_enable_suspend: smartpa_enable_suspend {
+			pins = "gpio12";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-disable;
+			bias-pull-down;
+			output-low;
+	};
 };
 
 &uart3 {
diff --git a/arch/arm64/boot/dts/qcom/sm7150-xiaomi-davinci.dts b/arch/arm64/boot/dts/qcom/sm7150-xiaomi-davinci.dts
index 1d73c716a42fdc..72ed84c16440a8 100644
--- a/arch/arm64/boot/dts/qcom/sm7150-xiaomi-davinci.dts
+++ b/arch/arm64/boot/dts/qcom/sm7150-xiaomi-davinci.dts
@@ -8,6 +8,8 @@
 
 /dts-v1/;
 
+#include <dt-bindings/sound/qcom,q6asm.h>
+
 #include "sm7150-xiaomi-common.dtsi"
 
 /delete-node/ &wlan_msa_mem;
@@ -113,7 +115,21 @@
 	clock-frequency = <100000>;
 	status = "okay";
 
-	/* nxp,tfa9874 (speaker amplifier) @ 34 */
+	tfa9874: tfa9874@34 {
+		compatible = "nxp,tfa9874";
+		reg = <0x34>;
+		status = "okay";
+		reset-gpio = <&tlmm 12 GPIO_ACTIVE_HIGH>;
+		irq-gpio = <&tlmm 56 GPIO_ACTIVE_HIGH>;
+		interrupt-parent = <&tlmm>;
+		interrupts = <56 0>;
+		interrupt-names = "smartpa_irq";
+		pinctrl-names = "default", "sleep";
+		pinctrl-0 = <&smartpa_int_active &smartpa_enable_active>;
+		pinctrl-1 = <&smartpa_int_suspend &smartpa_enable_suspend>;
+		sound-name-prefix = "Speaker";
+		#sound-dai-cells = <0>;
+	};
 };
 
 &i2c7 {
@@ -210,6 +226,32 @@
 	};
 };
 
+&q6afedai {
+	qi2s@16 {
+		reg = <PRIMARY_MI2S_RX>;
+		qcom,sd-lines = <0>;
+	};
+
+	/*
+	qi2s@17 {
+		reg = <PRIMARY_MI2S_TX>;
+		qcom,sd-lines = <1>;
+	};
+	*/
+};
+
+&q6asmdai {
+	dai@0 {
+		reg = <0>;
+	};
+
+	/*
+	dai@1 {
+		reg = <1>;
+	};
+	*/
+};
+
 &remoteproc_adsp {
 	firmware-name = "qcom/sm7150/davinci/adsp.mbn";
 	status = "okay";
@@ -225,6 +267,35 @@
 	status = "okay";
 };
 
+&sound {
+	compatible = "qcom,sm8250-sndcard";
+	pinctrl-0 = <&pri_mi2s_active &pri_mi2s_ws_active>;
+	pinctrl-names = "default";
+	model = "Xiaomi Mi 9T / Redmi K20";
+
+	mm1-dai-link {
+		link-name = "MultiMedia1";
+		cpu {
+			sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>;
+		};
+	};
+
+	speaker_playback_dai {
+		link-name = "Primary Spkr Playback";
+		cpu {
+			sound-dai = <&q6afedai PRIMARY_MI2S_RX>;
+		};
+
+		platform {
+			sound-dai = <&q6routing>;
+		};
+
+		codec {
+			sound-dai = <&tfa9874>;
+		};
+	};
+};
+
 &venus {
 	firmware-name = "qcom/sm7150/davinci/venus.mbn";
 	status = "okay";