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	Add basic audio support on the p230/q200 reference design. This initial support is limited to HDMI i2s and SPDIF (LPCM). Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> Signed-off-by: Kevin Hilman <khilman@baylibre.com> Tested-by: Christian Hewitt <christianshewitt@gmail.com> Link: https://lore.kernel.org/r/20200421163935.775935-4-jbrunet@baylibre.com
		
			
				
	
	
		
			292 lines
		
	
	
	
		
			5.4 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			292 lines
		
	
	
	
		
			5.4 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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 * Copyright (c) 2016 Endless Computers, Inc.
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 * Author: Carlo Caione <carlo@endlessm.com>
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 */
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/* Common DTSI for same Amlogic Q200/Q201 and P230/P231 boards using either
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 * the pin-compatible S912 (GXM) or S905D (GXL) SoCs.
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 */
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#include <dt-bindings/sound/meson-aiu.h>
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/ {
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	aliases {
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		serial0 = &uart_AO;
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		ethernet0 = ðmac;
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	};
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	spdif_dit: audio-codec-0 {
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		#sound-dai-cells = <0>;
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		compatible = "linux,spdif-dit";
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		status = "okay";
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		sound-name-prefix = "DIT";
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	};
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	chosen {
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		stdout-path = "serial0:115200n8";
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	};
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	memory@0 {
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		device_type = "memory";
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		reg = <0x0 0x0 0x0 0x80000000>;
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	};
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	hdmi_5v: regulator-hdmi-5v {
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		compatible = "regulator-fixed";
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		regulator-name = "HDMI_5V";
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		regulator-min-microvolt = <5000000>;
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		regulator-max-microvolt = <5000000>;
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		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
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		enable-active-high;
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		regulator-always-on;
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	};
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	vddio_ao18: regulator-vddio_ao18 {
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		compatible = "regulator-fixed";
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		regulator-name = "VDDIO_AO18";
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		regulator-min-microvolt = <1800000>;
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		regulator-max-microvolt = <1800000>;
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	};
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	vddio_boot: regulator-vddio_boot {
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		compatible = "regulator-fixed";
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		regulator-name = "VDDIO_BOOT";
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		regulator-min-microvolt = <1800000>;
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		regulator-max-microvolt = <1800000>;
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	};
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	vddao_3v3: regulator-vddao_3v3 {
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		compatible = "regulator-fixed";
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		regulator-name = "VDDAO_3V3";
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		regulator-min-microvolt = <3300000>;
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		regulator-max-microvolt = <3300000>;
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	};
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	vcc_3v3: regulator-vcc_3v3 {
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		compatible = "regulator-fixed";
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		regulator-name = "VCC_3V3";
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		regulator-min-microvolt = <3300000>;
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		regulator-max-microvolt = <3300000>;
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	};
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	emmc_pwrseq: emmc-pwrseq {
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		compatible = "mmc-pwrseq-emmc";
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		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
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	};
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	wifi32k: wifi32k {
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		compatible = "pwm-clock";
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		#clock-cells = <0>;
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		clock-frequency = <32768>;
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		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
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	};
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	sdio_pwrseq: sdio-pwrseq {
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		compatible = "mmc-pwrseq-simple";
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		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
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		clocks = <&wifi32k>;
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		clock-names = "ext_clock";
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	};
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	cvbs-connector {
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		compatible = "composite-video-connector";
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		port {
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			cvbs_connector_in: endpoint {
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				remote-endpoint = <&cvbs_vdac_out>;
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			};
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		};
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	};
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	hdmi-connector {
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		compatible = "hdmi-connector";
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		type = "a";
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		port {
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			hdmi_connector_in: endpoint {
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				remote-endpoint = <&hdmi_tx_tmds_out>;
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			};
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		};
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	};
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	sound {
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		compatible = "amlogic,gx-sound-card";
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		model = "GX-P230-Q200";
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		assigned-clocks = <&clkc CLKID_MPLL0>,
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				  <&clkc CLKID_MPLL1>,
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				  <&clkc CLKID_MPLL2>;
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		assigned-clock-parents = <0>, <0>, <0>;
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		assigned-clock-rates = <294912000>,
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				       <270950400>,
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				       <393216000>;
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		status = "okay";
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		dai-link-0 {
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			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
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		};
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		dai-link-1 {
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			sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
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		};
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		dai-link-2 {
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			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
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			dai-format = "i2s";
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			mclk-fs = <256>;
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			codec-0 {
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				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
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			};
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		};
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		dai-link-3 {
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			sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
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			codec-0 {
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				sound-dai = <&spdif_dit>;
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			};
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		};
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		dai-link-4 {
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			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
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			codec-0 {
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				sound-dai = <&hdmi_tx>;
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			};
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		};
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	};
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};
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&aiu {
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	status = "okay";
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	pinctrl-0 = <&spdif_out_h_pins>;
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	pinctrl-names = "default";
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};
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&cec_AO {
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	status = "okay";
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	pinctrl-0 = <&ao_cec_pins>;
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	pinctrl-names = "default";
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	hdmi-phandle = <&hdmi_tx>;
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};
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&cvbs_vdac_port {
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	cvbs_vdac_out: endpoint {
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		remote-endpoint = <&cvbs_connector_in>;
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	};
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};
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ðmac {
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	status = "okay";
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};
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&hdmi_tx {
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	status = "okay";
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	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
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	pinctrl-names = "default";
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	hdmi-supply = <&hdmi_5v>;
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};
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&hdmi_tx_tmds_port {
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	hdmi_tx_tmds_out: endpoint {
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		remote-endpoint = <&hdmi_connector_in>;
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	};
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};
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&ir {
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	status = "okay";
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	pinctrl-0 = <&remote_input_ao_pins>;
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	pinctrl-names = "default";
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};
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&pwm_ef {
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	status = "okay";
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	pinctrl-0 = <&pwm_e_pins>;
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	pinctrl-names = "default";
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	clocks = <&clkc CLKID_FCLK_DIV4>;
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	clock-names = "clkin0";
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};
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&saradc {
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	status = "okay";
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	vref-supply = <&vddio_ao18>;
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};
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/* Wireless SDIO Module */
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&sd_emmc_a {
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	status = "okay";
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	pinctrl-0 = <&sdio_pins>;
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	pinctrl-1 = <&sdio_clk_gate_pins>;
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	pinctrl-names = "default", "clk-gate";
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	#address-cells = <1>;
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	#size-cells = <0>;
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	bus-width = <4>;
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	cap-sd-highspeed;
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	max-frequency = <50000000>;
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	non-removable;
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	disable-wp;
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	/* WiFi firmware requires power to be kept while in suspend */
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	keep-power-in-suspend;
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	mmc-pwrseq = <&sdio_pwrseq>;
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	vmmc-supply = <&vddao_3v3>;
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	vqmmc-supply = <&vddio_boot>;
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};
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/* SD card */
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&sd_emmc_b {
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	status = "okay";
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	pinctrl-0 = <&sdcard_pins>;
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	pinctrl-1 = <&sdcard_clk_gate_pins>;
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	pinctrl-names = "default", "clk-gate";
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	bus-width = <4>;
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	cap-sd-highspeed;
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	max-frequency = <50000000>;
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	disable-wp;
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	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
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	vmmc-supply = <&vddao_3v3>;
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	vqmmc-supply = <&vddio_boot>;
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};
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/* eMMC */
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&sd_emmc_c {
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	status = "okay";
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	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
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	pinctrl-1 = <&emmc_clk_gate_pins>;
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	pinctrl-names = "default", "clk-gate";
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	bus-width = <8>;
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	cap-mmc-highspeed;
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	max-frequency = <200000000>;
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	non-removable;
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	disable-wp;
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	mmc-ddr-1_8v;
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	mmc-hs200-1_8v;
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	mmc-pwrseq = <&emmc_pwrseq>;
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	vmmc-supply = <&vcc_3v3>;
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	vqmmc-supply = <&vddio_boot>;
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};
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/* This UART is brought out to the DB9 connector */
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&uart_AO {
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	status = "okay";
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	pinctrl-0 = <&uart_ao_a_pins>;
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	pinctrl-names = "default";
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};
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&usb {
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	status = "okay";
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	dr_mode = "otg";
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};
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