u-boot/arch/arm/dts/meson-sm1-sei610.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 BayLibre SAS. All rights reserved.
 */

/dts-v1/;

#include "meson-sm1.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/sound/meson-g12a-tohdmitx.h>

/ {
	compatible = "seirobotics,sei610", "amlogic,sm1";
	model = "SEI Robotics SEI610";

	aliases {
		serial0 = &uart_AO;
		ethernet0 = &ethmac;
	};

	mono_dac: audio-codec-0 {
		compatible = "maxim,max98357a";
		#sound-dai-cells = <0>;
		sound-name-prefix = "U16";
		sdmode-gpios = <&gpio GPIOX_8 GPIO_ACTIVE_HIGH>;
	};

	dmics: audio-codec-1 {
		#sound-dai-cells = <0>;
		compatible = "dmic-codec";
		num-channels = <2>;
		wakeup-delay-ms = <50>;
		status = "okay";
		sound-name-prefix = "MIC";
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		key1 {
			label = "A";
			linux,code = <BTN_0>;
			gpios = <&gpio GPIOH_6 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <34 IRQ_TYPE_EDGE_BOTH>;
		};

		key2 {
			label = "B";
			linux,code = <BTN_1>;
			gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <35 IRQ_TYPE_EDGE_BOTH>;
		};

		key3 {
			label = "C";
			linux,code = <BTN_2>;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <2 IRQ_TYPE_EDGE_BOTH>;
		};

		mic_mute {
			label = "MicMute";
			linux,code = <SW_MUTE_DEVICE>;
			linux,input-type = <EV_SW>;
			gpios = <&gpio_ao GPIOE_2 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <99 IRQ_TYPE_EDGE_BOTH>;
		};

		power_key {
			label = "PowerKey";
			linux,code = <KEY_POWER>;
			gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
			interrupt-parent = <&gpio_intc>;
			interrupts = <3 IRQ_TYPE_EDGE_BOTH>;
		};
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_tx_tmds_out>;
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		bluetooth {
			label = "sei610:blue:bt";
			gpios = <&gpio GPIOC_7 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
			default-state = "off";
		};
	};

	pwmleds {
		compatible = "pwm-leds";

		power {
			label = "sei610:red:power";
			pwms = <&pwm_AO_ab 0 30518 0>;
			max-brightness = <255>;
			linux,default-trigger = "default-on";
			active-low;
		};
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x40000000>;
	};

	ao_5v: regulator-ao_5v {
		compatible = "regulator-fixed";
		regulator-name = "AO_5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&dc_in>;
		regulator-always-on;
	};

	dc_in: regulator-dc_in {
		compatible = "regulator-fixed";
		regulator-name = "DC_IN";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};

	emmc_1v8: regulator-emmc_1v8 {
		compatible = "regulator-fixed";
		regulator-name = "EMMC_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vddao_3v3>;
		regulator-always-on;
	};

	vddao_3v3: regulator-vddao_3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&dc_in>;
		regulator-always-on;
	};

	/* Used by Tuner, RGB Led & IR Emitter LED array */
	vddao_3v3_t: regulator-vddao_3v3_t {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3_T";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vddao_3v3>;
		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
		enable-active-low;
		regulator-always-on;
	};

	vddcpu: regulator-vddcpu {
		/*
		 * SY8120B1ABC DC/DC Regulator.
		 */
		compatible = "pwm-regulator";

		regulator-name = "VDDCPU";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <1050000>;

		vin-supply = <&dc_in>;

		pwms = <&pwm_AO_cd 1 1500 0>;
		pwm-dutycycle-range = <100 0>;

		regulator-boot-on;
		regulator-always-on;
	};

	vddio_ao1v8: regulator-vddio_ao1v8 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vddao_3v3>;
		regulator-always-on;
	};

	reserved-memory {
		/* TEE Reserved Memory */
		bl32_reserved: bl32@5000000 {
			reg = <0x0 0x05300000 0x0 0x2000000>;
			no-map;
		};
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
		clocks = <&wifi32k>;
		clock-names = "ext_clock";
	};

	sound {
		compatible = "amlogic,axg-sound-card";
		model = "SM1-SEI610";
		audio-aux-devs = <&tdmout_a>, <&tdmout_b>,
				 <&tdmin_a>, <&tdmin_b>;
		audio-routing = "TDMOUT_A IN 0", "FRDDR_A OUT 0",
				"TDMOUT_A IN 1", "FRDDR_B OUT 0",
				"TDMOUT_A IN 2", "FRDDR_C OUT 0",
				"TDM_A Playback", "TDMOUT_A OUT",
				"TDMOUT_B IN 0", "FRDDR_A OUT 1",
				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
				"TDM_B Playback", "TDMOUT_B OUT",
				"TODDR_A IN 4", "PDM Capture",
				"TODDR_B IN 4", "PDM Capture",
				"TODDR_C IN 4", "PDM Capture",
				"TDMIN_A IN 0", "TDM_A Capture",
				"TDMIN_A IN 3", "TDM_A Loopback",
				"TDMIN_B IN 0", "TDM_A Capture",
				"TDMIN_B IN 3", "TDM_A Loopback",
				"TDMIN_A IN 1", "TDM_B Capture",
				"TDMIN_A IN 4", "TDM_B Loopback",
				"TDMIN_B IN 1", "TDM_B Capture",
				"TDMIN_B IN 4", "TDM_B Loopback",
				"TODDR_A IN 0", "TDMIN_A OUT",
				"TODDR_B IN 0", "TDMIN_A OUT",
				"TODDR_C IN 0", "TDMIN_A OUT",
				"TODDR_A IN 1", "TDMIN_B OUT",
				"TODDR_B IN 1", "TDMIN_B OUT",
				"TODDR_C IN 1", "TDMIN_B OUT";

		assigned-clocks = <&clkc CLKID_MPLL2>,
				  <&clkc CLKID_MPLL0>,
				  <&clkc CLKID_MPLL1>;
		assigned-clock-parents = <0>, <0>, <0>;
		assigned-clock-rates = <294912000>,
				       <270950400>,
				       <393216000>;
		status = "okay";

		dai-link-0 {
			sound-dai = <&frddr_a>;
		};

		dai-link-1 {
			sound-dai = <&frddr_b>;
		};

		dai-link-2 {
			sound-dai = <&frddr_c>;
		};

		dai-link-3 {
			sound-dai = <&toddr_a>;
		};

		dai-link-4 {
			sound-dai = <&toddr_b>;
		};

		dai-link-5 {
			sound-dai = <&toddr_c>;
		};

		/* internal speaker interface */
		dai-link-6 {
			sound-dai = <&tdmif_a>;
			dai-format = "i2s";
			dai-tdm-slot-tx-mask-0 = <1 1>;
			mclk-fs = <256>;

			codec-0 {
				sound-dai = <&mono_dac>;
			};

			codec-1 {
				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_A>;
			};
		};

		/* 8ch hdmi interface */
		dai-link-7 {
			sound-dai = <&tdmif_b>;
			dai-format = "i2s";
			dai-tdm-slot-tx-mask-0 = <1 1>;
			dai-tdm-slot-tx-mask-1 = <1 1>;
			dai-tdm-slot-tx-mask-2 = <1 1>;
			dai-tdm-slot-tx-mask-3 = <1 1>;
			mclk-fs = <256>;

			codec {
				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
			};
		};

		/* internal digital mics */
		dai-link-8 {
			sound-dai = <&pdm>;

			codec {
				sound-dai = <&dmics>;
			};
		};

		/* hdmi glue */
		dai-link-9 {
			sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;

			codec {
				sound-dai = <&hdmi_tx>;
			};
		};
	};

	wifi32k: wifi32k {
		compatible = "pwm-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
	};
};

&arb {
	status = "okay";
};

&cec_AO {
	pinctrl-0 = <&cec_ao_a_h_pins>;
	pinctrl-names = "default";
	status = "disabled";
	hdmi-phandle = <&hdmi_tx>;
};

&cecb_AO {
	pinctrl-0 = <&cec_ao_b_h_pins>;
	pinctrl-names = "default";
	status = "okay";
	hdmi-phandle = <&hdmi_tx>;
};

&clkc_audio {
	status = "okay";
};

&cpu0 {
	cpu-supply = <&vddcpu>;
	operating-points-v2 = <&cpu_opp_table>;
	clocks = <&clkc CLKID_CPU_CLK>;
	clock-latency = <50000>;
};

&cpu1 {
	cpu-supply = <&vddcpu>;
	operating-points-v2 = <&cpu_opp_table>;
	clocks = <&clkc CLKID_CPU1_CLK>;
	clock-latency = <50000>;
};

&cpu2 {
	cpu-supply = <&vddcpu>;
	operating-points-v2 = <&cpu_opp_table>;
	clocks = <&clkc CLKID_CPU2_CLK>;
	clock-latency = <50000>;
};

&cpu3 {
	cpu-supply = <&vddcpu>;
	operating-points-v2 = <&cpu_opp_table>;
	clocks = <&clkc CLKID_CPU3_CLK>;
	clock-latency = <50000>;
};

&ethmac {
	status = "okay";
	phy-handle = <&internal_ephy>;
	phy-mode = "rmii";
};

&frddr_a {
	status = "okay";
};

&frddr_b {
	status = "okay";
};

&frddr_c {
	status = "okay";
};

&hdmi_tx {
	status = "okay";
	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
	pinctrl-names = "default";
};

&hdmi_tx_tmds_port {
	hdmi_tx_tmds_out: endpoint {
		remote-endpoint = <&hdmi_connector_in>;
	};
};

&i2c3 {
	status = "okay";
	pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>;
	pinctrl-names = "default";
};

&ir {
	status = "okay";
	pinctrl-0 = <&remote_input_ao_pins>;
	pinctrl-names = "default";
};

&pdm {
	pinctrl-0 = <&pdm_din0_z_pins>, <&pdm_dclk_z_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&pwm_AO_ab {
	status = "okay";
	pinctrl-0 = <&pwm_ao_a_pins>;
	pinctrl-names = "default";
	clocks = <&xtal>;
	clock-names = "clkin0";
};

&pwm_AO_cd {
	pinctrl-0 = <&pwm_ao_d_e_pins>;
	pinctrl-names = "default";
	clocks = <&xtal>;
	clock-names = "clkin1";
	status = "okay";
};

&pwm_ef {
	status = "okay";
	pinctrl-0 = <&pwm_e_pins>;
	pinctrl-names = "default";
	clocks = <&xtal>;
	clock-names = "clkin0";
};

&saradc {
	status = "okay";
	vref-supply = <&vddio_ao1v8>;
};

/* SDIO */
&sd_emmc_a {
	status = "okay";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";
	#address-cells = <1>;
	#size-cells = <0>;

	bus-width = <4>;
	cap-sd-highspeed;
	sd-uhs-sdr50;
	max-frequency = <100000000>;

	non-removable;
	disable-wp;

	/* WiFi firmware requires power to be kept while in suspend */
	keep-power-in-suspend;

	mmc-pwrseq = <&sdio_pwrseq>;

	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddio_ao1v8>;

	brcmf: wifi@1 {
		reg = <1>;
		compatible = "brcm,bcm4329-fmac";
	};
};

/* SD card */
&sd_emmc_b {
	status = "okay";
	pinctrl-0 = <&sdcard_c_pins>;
	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <4>;
	cap-sd-highspeed;
	max-frequency = <50000000>;
	disable-wp;

	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddao_3v3>;
};

/* eMMC */
&sd_emmc_c {
	status = "okay";
	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
	pinctrl-1 = <&emmc_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;
	max-frequency = <200000000>;
	non-removable;
	disable-wp;

	mmc-pwrseq = <&emmc_pwrseq>;
	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&emmc_1v8>;
};

&tdmif_a {
	pinctrl-0 = <&tdm_a_dout0_pins>, <&tdm_a_fs_pins>, <&tdm_a_sclk_pins>;
	pinctrl-names = "default";
	status = "okay";

	assigned-clocks = <&clkc_audio AUD_CLKID_TDM_SCLK_PAD0>,
			  <&clkc_audio AUD_CLKID_TDM_LRCLK_PAD0>;
	assigned-clock-parents = <&clkc_audio AUD_CLKID_MST_A_SCLK>,
				 <&clkc_audio AUD_CLKID_MST_A_LRCLK>;
	assigned-clock-rates = <0>, <0>;
};

&tdmif_b {
	status = "okay";
};

&tdmin_a {
	status = "okay";
};

&tdmin_b {
	status = "okay";
};

&tdmout_a {
	status = "okay";
};

&tdmout_b {
	status = "okay";
};

&toddr_a {
	status = "okay";
};

&toddr_b {
	status = "okay";
};

&toddr_c {
	status = "okay";
};

&tohdmitx {
	status = "okay";
};

&uart_A {
	status = "okay";
	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
	pinctrl-names = "default";
	uart-has-rtscts;

	bluetooth {
		compatible = "brcm,bcm43438-bt";
		interrupt-parent = <&gpio_intc>;
		interrupts = <95 IRQ_TYPE_LEVEL_HIGH>;
		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
		max-speed = <2000000>;
		clocks = <&wifi32k>;
		clock-names = "lpo";
		vbat-supply = <&vddao_3v3>;
		vddio-supply = <&vddio_ao1v8>;
	};
};

/* Exposed via the on-board USB to Serial FT232RL IC */
&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
};

&usb {
	status = "okay";
	dr_mode = "otg";
};