xref: /openbmc/linux/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi (revision 0060bd29)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2016 Andreas Färber
 * Copyright (c) 2016 BayLibre, Inc.
 * Author: Kevin Hilman <khilman@kernel.org>
 */

#include "meson-gxbb.dtsi"

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

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

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

	usb_pwr: regulator-usb-pwrs {
		compatible = "regulator-fixed";

		regulator-name = "USB_PWR";

		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;

		/* signal name in schematic: USB_PWR_EN */
		gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vddio_card: gpio-regulator {
		compatible = "regulator-gpio";

		regulator-name = "VDDIO_CARD";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;

		gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
		gpios-states = <1>;

		/* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
		states = <1800000 0>,
			 <3300000 1>;

		regulator-settling-time-up-us = <10000>;
		regulator-settling-time-down-us = <150000>;
	};

	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";
	};

	cvbs_connector: 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>;
			};
		};
	};
};

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

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

&hdmi_tx {
	status = "okay";
	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_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_ef {
	status = "okay";
	pinctrl-0 = <&pwm_e_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
};

/* 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>;

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

/* 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;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	max-frequency = <100000000>;
	disable-wp;

	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;

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

/* 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>;
};

/* This UART is brought out to the DB9 connector */
&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
};

&usb0_phy {
	status = "okay";
	phy-supply = <&usb_pwr>;
};

&usb1_phy {
	status = "okay";
};

&usb0 {
	status = "okay";
};

&usb1 {
	status = "okay";
};