arch/arm/dts/meson-g12b-bananapi.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 BayLibre, SAS
 * Author: Neil Armstrong <narmstrong@baylibre.com>
 * Copyright (c) 2023 Christian Hewitt <christianshewitt@gmail.com>
 */

#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/sound/meson-g12a-tohdmitx.h>

/ {
	aliases {
		serial0 = &uart_AO;
		ethernet0 = &ethmac;
		rtc1 = &vrtc;
	};

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

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 4 GiB */
	};

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 2>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1710000>;

		button-function {
			label = "RST";
			linux,code = <KEY_POWER>;
			press-threshold-microvolt = <10000>;
		};
	};

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

	fan0: pwm-fan {
		compatible = "pwm-fan";
		#cooling-cells = <2>;
		cooling-min-state = <0>;
		cooling-max-state = <3>;
		cooling-levels = <0 120 170 220>;
		pwms = <&pwm_cd 1 40000 0>;
	};

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

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

	leds {
		compatible = "gpio-leds";

		led-0 {
			color = <LED_COLOR_ID_BLUE>;
			function = LED_FUNCTION_STATUS;
			gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
		};

		led-1 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_STATUS;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
		};
	};

	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 */
	};

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

	vcc_5v: regulator-vcc-5v {
		compatible = "regulator-fixed";
		regulator-name = "VCC_5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&dc_in>;

		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
		enable-active-high;
	};

	vcc_3v3: regulator-vcc-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vsys_3v3>;
		regulator-always-on;
	};

	vcc_1v8: regulator-vcc-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_3v3>;
		regulator-always-on;
	};

	vddao_1v8: regulator-vddao-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vsys_3v3>;
		regulator-always-on;
	};

	vddcpu_a: regulator-vddcpu-a {
		compatible = "pwm-regulator";
		regulator-name = "VDDCPU_A";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <1050000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ab 0 1250 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddcpu_b: regulator-vddcpu-b {
		compatible = "pwm-regulator";
		regulator-name = "VDDCPU_B";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <1050000>;
		pwm-supply = <&vsys_3v3>;
		pwms = <&pwm_AO_cd 1 1250 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vsys_3v3: regulator-vsys-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VSYS_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&dc_in>;
		regulator-always-on;
	};

	emmc_1v8: regulator-emmc-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "EMMC_AO1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_3v3>;
		regulator-always-on;
	};

	usb_pwr: regulator-usb-pwr {
		compatible = "regulator-fixed";
		regulator-name = "USB_PWR";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc_5v>;

		gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	sound {
		compatible = "amlogic,axg-sound-card";
		model = "BPI-M2S";
		audio-aux-devs = <&tdmout_b>;
		audio-routing = "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";

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

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

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

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

		/* 8ch hdmi interface */
		dai-link-3 {
			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>;
			};
		};

		/* hdmi glue */
		dai-link-4 {
			sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;

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

&arb {
	status = "okay";
};

&clkc_audio {
	status = "okay";
};

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

&cpu0 {
	cpu-supply = <&vddcpu_b>;
	operating-points-v2 = <&cpu_opp_table_0>;
	clocks = <&clkc CLKID_CPU_CLK>;
	clock-latency = <50000>;
};

&cpu1 {
	cpu-supply = <&vddcpu_b>;
	operating-points-v2 = <&cpu_opp_table_0>;
	clocks = <&clkc CLKID_CPU_CLK>;
	clock-latency = <50000>;
};

&cpu100 {
	cpu-supply = <&vddcpu_a>;
	operating-points-v2 = <&cpub_opp_table_1>;
	clocks = <&clkc CLKID_CPUB_CLK>;
	clock-latency = <50000>;
};

&cpu101 {
	cpu-supply = <&vddcpu_a>;
	operating-points-v2 = <&cpub_opp_table_1>;
	clocks = <&clkc CLKID_CPUB_CLK>;
	clock-latency = <50000>;
};

&cpu102 {
	cpu-supply = <&vddcpu_a>;
	operating-points-v2 = <&cpub_opp_table_1>;
	clocks = <&clkc CLKID_CPUB_CLK>;
	clock-latency = <50000>;
};

&cpu103 {
	cpu-supply = <&vddcpu_a>;
	operating-points-v2 = <&cpub_opp_table_1>;
	clocks = <&clkc CLKID_CPUB_CLK>;
	clock-latency = <50000>;
};

&ethmac {
	pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
	pinctrl-names = "default";
	status = "okay";
	phy-mode = "rgmii";
	phy-handle = <&external_phy>;
	amlogic,tx-delay-ns = <2>;
};

&ext_mdio {
	external_phy: ethernet-phy@0 {
		/* Realtek RTL8211F (0x001cc916) */
		reg = <0>;
		max-speed = <1000>;

		reset-assert-us = <10000>;
		reset-deassert-us = <80000>;
		reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;

		interrupt-parent = <&gpio_intc>;
		/* MAC_INTR on GPIOZ_14 */
		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
	};
};

&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-supply = <&vcc_5v>;
};

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

/* Main i2c bus */
&i2c2 {
	status = "okay";
	pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>;
	pinctrl-names = "default";
};

&pcie {
	status = "okay";
	reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>;
};

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

&pwm_cd {
	status = "okay";
	pinctrl-0 = <&pwm_d_x6_pins>;
	pinctrl-names = "default";
	pwm-gpios = <&gpio GPIOAO_10 GPIO_ACTIVE_HIGH>;
};

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

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

&saradc {
	status = "okay";
	vref-supply = <&vddao_1v8>;
};

/* SDIO */
&sd_emmc_a {
	/* enable if WiFi/BT board connected */
	status = "disabled";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";
	#address-cells = <1>;
	#size-cells = <0>;

	bus-width = <4>;
	sd-uhs-sdr104;
	max-frequency = <50000000>;

	non-removable;
	disable-wp;

	/* WiFi firmware requires power in suspend */
	keep-power-in-suspend;

	mmc-pwrseq = <&sdio_pwrseq>;

	vmmc-supply = <&vsys_3v3>;
	vqmmc-supply = <&vddao_1v8>;

	rtl8822cs: wifi@1 {
		reg = <1>;
	};
};

/* 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 = <&vsys_3v3>;
	vqmmc-supply = <&vsys_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>;
	disable-wp;

	mmc-pwrseq = <&emmc_pwrseq>;
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&emmc_1v8>;
};

&tdmif_b {
	status = "okay";
};

&tdmout_b {
	status = "okay";
};

&tohdmitx {
	status = "okay";
};

&uart_A {
	/* enable if WiFi/BT board connected */
	status = "disabled";
	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_19 GPIO_ACTIVE_HIGH>;
		device-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>;
	};
};

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

&usb2_phy0 {
	phy-supply = <&dc_in>;
};

&usb2_phy1 {
	phy-supply = <&usb_pwr>;
};

&usb3_pcie_phy {
	phy-supply = <&usb_pwr>;
};

&usb {
	status = "okay";
	dr_mode = "peripheral";
	phys = <&usb2_phy0>, <&usb2_phy1>;
	phy-names = "usb2-phy0", "usb2-phy1";
};