arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 BayLibre SAS. All rights reserved.
 * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
 *
 * AC200/AC202 = S905D3
 * AC213/AC214 = S905X3
 *
 */

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

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

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

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

	cvbs-connector {
		compatible = "composite-video-connector";

		port {
			cvbs_connector_in: endpoint {
				remote-endpoint = <&cvbs_vdac_out>;
			};
		};
	};

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

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

	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;
	};

	vddcpu: regulator-vddcpu {
		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;
	};

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

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

&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>;
};

&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>;
};

&cvbs_vdac_port {
	cvbs_vdac_out: endpoint {
		remote-endpoint = <&cvbs_connector_in>;
	};
};

&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>;
	};
};

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

&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-sdr104;
	max-frequency = <200000000>;

	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>;
};

/* 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;
	/* CRC errors are observed at 50MHz */
	max-frequency = <35000000>;
	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_ctrl_pins>, <&emmc_data_8b_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>;
};

&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
};

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