ARM: shmobile: koelsch: Sound PIO support on DTS (b160f615) · Commits · e / devices / android_kernel_fairphone_FP4

arch/arm/boot/dts/r8a7791-koelsch.dts

+70 −0

Original line number	Diff line number	Diff line
		@@ -10,6 +10,18 @@
		* kind, whether express or implied.
		*/

		/*
		* SSI-AK4643
		*
		* SW1: 1: AK4643
		* 2: CN22
		* 3: ADV7511
		*
		* This command is required when Playback/Capture
		*
		* amixer set "LINEOUT Mixer DACL" on
		*/

		/dts-v1/;
		#include "r8a7791.dtsi"
		#include <dt-bindings/gpio/gpio.h>
		@@ -210,6 +222,23 @@
		states = <3300000 1
		1800000 0>;
		};

		sound {
		compatible = "simple-audio-card";

		simple-audio-card,format = "left_j";
		simple-audio-card,bitclock-master = <&sndcodec>;
		simple-audio-card,frame-master = <&sndcodec>;

		sndcpu: simple-audio-card,cpu {
		sound-dai = <&rcar_sound>;
		};

		sndcodec: simple-audio-card,codec {
		sound-dai = <&ak4643>;
		system-clock-frequency = <11289600>;
		};
		};
		};

		&du {
		@@ -300,6 +329,16 @@
		renesas,groups = "vin1_data8", "vin1_clk";
		renesas,function = "vin1";
		};

		sound_pins: sound {
		renesas,groups = "ssi0129_ctrl", "ssi0_data", "ssi1_data";
		renesas,function = "ssi";
		};

		sound_clk_pins: sound_clk {
		renesas,groups = "audio_clk_a";
		renesas,function = "audio_clk";
		};
		};

		&ether {
		@@ -427,6 +466,12 @@
		status = "okay";
		clock-frequency = <100000>;

		ak4643: sound-codec@12 {
		compatible = "asahi-kasei,ak4643";
		#sound-dai-cells = <0>;
		reg = <0x12>;
		};

		composite-in@20 {
		compatible = "adi,adv7180";
		reg = <0x20>;
		@@ -513,3 +558,28 @@
		};
		};
		};

		&rcar_sound {
		pinctrl-0 = <&sound_pins &sound_clk_pins>;
		pinctrl-names = "default";

		#sound-dai-cells = <0>;

		status = "okay";

		rcar_sound,dai {
		dai0 {
		playback = <&ssi0>;
		capture = <&ssi1>;
		};
		};
		};

		&ssi0 {
		pio-transfer;
		};

		&ssi1 {
		pio-transfer;
		shared-pin;
		};