Commit b8e4498f authored by Francesco Dolcini's avatar Francesco Dolcini Committed by Shawn Guo
Browse files

arm64: dts: freescale: verdin-imx8mp: dev: add sound card 



Add NAU8822 based analog sound card to Development carrier board.

Signed-off-by: default avatarFrancesco Dolcini <francesco.dolcini@toradex.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 87495891

arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi

+51 −4
Original line number Diff line number Diff line
@@ -4,8 +4,6 @@ 
 */



/ {

	/* TODO: Audio Codec */



	reg_eth2phy: regulator-eth2phy {

		compatible = "regulator-fixed";

		enable-active-high;
@@ -17,6 +15,41 @@ 
		startup-delay-us = <200000>;

		vin-supply = <&reg_3p3v>;

	};



	sound {

		compatible = "simple-audio-card";

		simple-audio-card,bitclock-master = <&codec_dai>;

		simple-audio-card,format = "i2s";

		simple-audio-card,frame-master = <&codec_dai>;

		simple-audio-card,mclk-fs = <256>;

		simple-audio-card,name = "imx8mp-nau8822";

		simple-audio-card,routing =

			"Headphones", "LHP",

			"Headphones", "RHP",

			"Speaker", "LSPK",

			"Speaker", "RSPK",

			"Line Out", "AUXOUT1",

			"Line Out", "AUXOUT2",

			"LAUX", "Line In",

			"RAUX", "Line In",

			"LMICP", "Mic In",

			"RMICP", "Mic In";

		simple-audio-card,widgets =

			"Headphones", "Headphones",

			"Line Out", "Line Out",

			"Speaker", "Speaker",

			"Microphone", "Mic In",

			"Line", "Line In";



		codec_dai: simple-audio-card,codec {

			clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;

			sound-dai = <&nau8822_1a>;

		};



		simple-audio-card,cpu {

			sound-dai = <&sai1>;

		};

	};

};



&backlight {
@@ -88,7 +121,14 @@ 
&i2c4 {

	status = "okay";



	/* TODO: Audio Codec */

	/* Audio Codec */

	nau8822_1a: audio-codec@1a {

		compatible = "nuvoton,nau8822";

		reg = <0x1a>;

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_sai1>;

		#sound-dai-cells = <0>;

	};

};



/* Verdin PCIE_1 */
@@ -119,7 +159,14 @@ 
	vin-supply = <&reg_3p3v>;

};



/* TODO: Verdin I2C_1 with Audio Codec */

/* Verdin I2S_1 */

&sai1 {

	assigned-clocks = <&clk IMX8MP_CLK_SAI1>;

	assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;

	assigned-clock-rates = <24576000>;

	fsl,sai-mclk-direction-output;

	status = "okay";

};



/* Verdin UART_1, connector X50 through RS485 transceiver */

&uart1 {