linux-zen-server/arch/arm64/boot/dts/amlogic/meson-gxl-s905w-jethome-jethub-j80.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2021 Vyacheslav Bocharov <adeep@lexina.in>
 * Copyright (c) 2020 JetHome
 * Author: Aleksandr Kazantsev <ak@tvip.ru>
 * Author: Alexey Shevelkin <ash@tvip.ru>
 * Author: Vyacheslav Bocharov <adeep@lexina.in>
 */

/dts-v1/;

#include "meson-gxl.dtsi"

/ {
	compatible = "jethome,jethub-j80", "amlogic,s905w", "amlogic,meson-gxl";
	model = "JetHome JetHub J80";
	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x40000000>;
	};

	reserved-memory {
		linux,cma {
			size = <0x0 0x1000000>;
		};
	};

	aliases {
		serial0 = &uart_AO;   /* Console */
		serial1 = &uart_A;    /* Bluetooth */
		serial2 = &uart_AO_B; /* Wireless module 1 */
		serial3 = &uart_C;    /* Wireless module 2 */
		ethernet0 = &ethmac;
	};

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

	vddio_ao18: regulator-vddio_ao18 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddio_boot: regulator-vddio_boot {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_BOOT";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddao_3v3: regulator-vddao_3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vcc_3v3: regulator-vcc_3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
	};

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

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

&efuse {
	bt_mac: bt-mac@6 {
		reg = <0x6 0x6>;
	};

	wifi_mac: wifi-mac@c {
		reg = <0xc 0x6>;
	};
};

&sn {
	reg = <0x32 0x20>;
};

&eth_mac {
	reg = <0x0 0x6>;
};

&bid {
	reg = <0x12 0x20>;
};

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

&pwm_ef {
	status = "okay";
	pinctrl-0 = <&pwm_e_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
};

&saradc {
	status = "okay";
	vref-supply = <&vddio_ao18>;
};

/* Wireless SDIO Module */
&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;
	max-frequency = <50000000>;

	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_boot>;
};

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

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

	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;

	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddio_boot>;
};

/* 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;
	max-frequency = <200000000>;
	non-removable;
	disable-wp;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;

	mmc-pwrseq = <&emmc_pwrseq>;
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&vddio_boot>;
};

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

/* S905W only has access to its internal PHY */
&ethmac {
	status = "okay";
	phy-mode = "rmii";
	phy-handle = <&internal_phy>;
};

&internal_phy {
	status = "okay";
	pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
	pinctrl-names = "default";
};

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

	bluetooth {
		compatible = "realtek,rtl8822cs-bt";
		enable-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
		host-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>;
       };
};

&uart_C {
	status = "okay";
	pinctrl-0 = <&uart_c_pins>;
	pinctrl-names = "default";
};

&uart_AO_B {
	status = "okay";
	pinctrl-0 = <&uart_ao_b_pins>, <&uart_ao_b_cts_rts_pins>;
	pinctrl-names = "default";
	uart-has-rtscts;
};

&i2c_B {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c_b_pins>;

	pcf8563: rtc@51 {
		compatible = "nxp,pcf8563";
		reg = <0x51>;
		status = "okay";
	};
};