ARM: dts: iwg22d-sodimm: Sound PIO support (3838ef59) · Commits · 戴 / test

arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts

+46 −0

Original line number	Diff line number	Diff line
		@@ -32,6 +32,21 @@
		clock-frequency = <26000000>;
		};

		rsnd_sgtl5000: sound {
		compatible = "simple-audio-card";
		simple-audio-card,format = "i2s";
		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 = <&sgtl5000>;
		};
		};

		vccq_sdhi0: regulator-vccq-sdhi0 {
		compatible = "regulator-gpio";

		@@ -141,6 +156,11 @@
		power-source = <3300>;
		};

		sound_pins: sound {
		groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
		function = "ssi";
		};

		usb0_pins: usb0 {
		groups = "usb0";
		function = "usb0";
		@@ -152,6 +172,23 @@
		};
		};

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

		/* Single DAI */

		#sound-dai-cells = <0>;

		rcar_sound,dai {
		dai0 {
		playback = <&ssi3>;
		capture = <&ssi4>;
		};
		};
		};

		&scif4 {
		pinctrl-0 = <&scif4_pins>;
		pinctrl-names = "default";
		@@ -169,6 +206,15 @@
		status = "okay";
		};

		&ssi3 {
		pio-transfer;
		};

		&ssi4 {
		pio-transfer;
		shared-pin;
		};

		&usbphy {
		status = "okay";
		};