Mainline devicetree for the XIEGU Tech X6100 HF+6m Transceiver, for Linux >=5.13 (mind the r_intc binding change!)

sun8i-r16-x6100.dts

/dts-v1/;

#include "sun8i-a33.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "XIEGU Tech X6100 HF+6m Transceiver";
	compatible = "xiegu,x6100", "allwinner,sun8i-r16";

	aliases {
		serial0 = "/soc/serial@1c28000";
	};

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

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		mali_cma: cma@4a000000 {
			compatible = "shared-dma-pool";
			size = <0x8000000>;
			alloc-ranges = <0x4a000000 0x8000000>;
			reusable;
			linux,cma-default;
		};
	};

	mmc1_pwrseq: mmc1-pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&pio 2 0 GPIO_ACTIVE_LOW>;	/* PC0 (?) */
	};

	reg_usb0_vbus: usb0_vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb0_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	reg_vcc3v3: vcc3v3 {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reg_vcc5v0: vcc5v0 {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		power-supply = <&reg_vcc5v0>;
		pwms = <&pwm 0x00 0xc350 0x00>;
		brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
		default-brightness-level = <5>;
		enable-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>;	/* PL6 */
	};

	spi {
		compatible = "spi-gpio";
		#address-cells = <1>;
		#size-cells = <0>;
		sck-gpios = <&r_pio 0 9 GPIO_ACTIVE_HIGH>;	/* PL9 */
		mosi-gpios = <&r_pio 0 8 GPIO_ACTIVE_HIGH>;	/* PL8 */
		cs-gpios = <&r_pio 0 7 GPIO_ACTIVE_HIGH>;	/* PL7 */
		num-chipselects = <1>;
		status = "okay";

		panel@0 {
			compatible = "jinglitai,jlt4013a";
			reg = <0>;
			power-supply = <&reg_vcc3v3>;
			reset-gpios = <&r_pio 0 11 GPIO_ACTIVE_LOW>; /* PL11 */
			dcx-gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>;   /* PL10 */
			backlight = <&backlight>;
			spi-max-frequency = <100000>;

			port {
				panel_input: endpoint {
					remote-endpoint = <&tcon0_out_panel>;
				};
			};
		};
	};

	matrix_keypad {
		compatible = "gpio-matrix-keypad";
		row-gpios = <&pio 6 10 0x17>, <&pio 6 7 0x17>,	/* PG6-PG10 */
			    <&pio 6 6 0x17>, <&pio 6 8 0x17>,
			    <&pio 6 9 0x17>;
		col-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>,	/* PE11-PE17 */
			    <&pio 4 17 GPIO_ACTIVE_LOW>,
			    <&pio 4 11 GPIO_ACTIVE_LOW>,
			    <&pio 4 14 GPIO_ACTIVE_LOW>,
			    <&pio 4 12 GPIO_ACTIVE_LOW>,
			    <&pio 4 13 GPIO_ACTIVE_LOW>;
		linux,keymap = <MATRIX_KEY(0, 0, BTN_TRIGGER_HAPPY1)
				MATRIX_KEY(0, 1, BTN_TRIGGER_HAPPY2)
				MATRIX_KEY(0, 2, BTN_TRIGGER_HAPPY3)
				MATRIX_KEY(0, 3, BTN_TRIGGER_HAPPY4)
				MATRIX_KEY(0, 4, BTN_TRIGGER_HAPPY5)
				MATRIX_KEY(0, 5, BTN_TRIGGER_HAPPY6)
				MATRIX_KEY(1, 0, BTN_TRIGGER_HAPPY7)
				MATRIX_KEY(1, 1, BTN_TRIGGER_HAPPY8)
				MATRIX_KEY(1, 2, BTN_TRIGGER_HAPPY9)
				MATRIX_KEY(1, 3, BTN_TRIGGER_HAPPY10)
				MATRIX_KEY(1, 4, BTN_TRIGGER_HAPPY11)
				MATRIX_KEY(1, 5, BTN_TRIGGER_HAPPY12)
				MATRIX_KEY(2, 0, BTN_TRIGGER_HAPPY13)
				MATRIX_KEY(2, 1, BTN_TRIGGER_HAPPY14)
				MATRIX_KEY(2, 2, BTN_TRIGGER_HAPPY15)
				MATRIX_KEY(2, 3, BTN_TRIGGER_HAPPY16)
				MATRIX_KEY(2, 4, BTN_TRIGGER_HAPPY17)
				MATRIX_KEY(2, 5, BTN_TRIGGER_HAPPY18)
				MATRIX_KEY(3, 0, BTN_TRIGGER_HAPPY19)
				MATRIX_KEY(3, 1, BTN_TRIGGER_HAPPY20)
				MATRIX_KEY(3, 2, BTN_TRIGGER_HAPPY21)
				MATRIX_KEY(3, 3, BTN_TRIGGER_HAPPY22)
				MATRIX_KEY(3, 4, BTN_TRIGGER_HAPPY23)
				MATRIX_KEY(3, 5, BTN_TRIGGER_HAPPY24)
				MATRIX_KEY(4, 0, BTN_TRIGGER_HAPPY25)
				MATRIX_KEY(4, 1, BTN_TRIGGER_HAPPY26)
				MATRIX_KEY(4, 2, BTN_TRIGGER_HAPPY27)
				MATRIX_KEY(4, 3, BTN_TRIGGER_HAPPY28)
				MATRIX_KEY(4, 4, BTN_TRIGGER_HAPPY29)
				MATRIX_KEY(4, 5, BTN_TRIGGER_HAPPY30)>;
		gpio-activelow;
		wakeup-source;
		linux,no-autorepeat;
		debounce-delay-ms = <25>;
		col-scan-delay-us = <1>;
		drive-inactive-cols;
	};

	rotary0 {
		compatible = "rotary-encoder";
		gpios = <&pio 1 3 GPIO_ACTIVE_LOW>,	/* PB3 */
			<&pio 1 2 GPIO_ACTIVE_LOW>;	/* PB2 */
		linux,axis = <0>;
		rotary-encoder,encoding = "gray";
		rotary-encoder,relative-axis;
	};

	rotary1 {
		compatible = "rotary-encoder";
		gpios = <&pio 1 6 GPIO_ACTIVE_LOW>, <&pio 1 4 GPIO_ACTIVE_LOW>;
		linux,axis = <1>;
		rotary-encoder,encoding = "gray";
		rotary-encoder,relative-axis;
	};

	rotary3 {
		compatible = "rotary-encoder";
		gpios = <&pio 1 7 GPIO_ACTIVE_LOW>, <&pio 1 5 GPIO_ACTIVE_LOW>;
		linux,axis = <2>;
		rotary-encoder,encoding = "gray";
		rotary-encoder,relative-axis;
	};
};

&codec {
	status = "okay";
};

&dai {
	status = "okay";
};

&ehci0 {
	status = "okay";
};

&i2c0 {
	status = "okay";
};

&i2c1 {
	status = "okay";

	rtc@51 {
		compatible = "nxp,pcf8563";
		reg = <0x51>;
		interrupt-parent = <&pio>;
		interrupts = <6 13 0x02>;			/* PG13 */
	};
};

&mali {
	memory-region = <&mali_cma>;
	operating-points-v2 = <0x23>;
};

&mmc0 {
	status = "okay";
	vmmc-supply = <&reg_dcdc1>;
	cd-gpios = <&pio 4 3 GPIO_ACTIVE_LOW>;	/* PE3 */
	bus-width = <4>;
};

&mmc1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pg_pins>;
	vmmc-supply = <&reg_aldo1>;
	mmc-pwrseq = <&mmc1_pwrseq>;
	bus-width = <4>;
	non-removable;
};

&mmc2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_8bit_pins>;
	vmmc-supply = <&reg_dcdc1>;
	bus-width = <8>;
	non-removable;
	cap-mmc-hw-reset;
};

&ohci0 {
	status = "okay";
};

&pio {
	vcc-pb-supply = <&reg_vcc3v3>;
	vcc-pc-supply = <&reg_vcc3v3>;
	vcc-pd-supply = <&reg_vcc3v3>;
	vcc-pe-supply = <&reg_vcc3v3>;
	vcc-pf-supply = <&reg_vcc3v3>;
	vcc-pg-supply = <&reg_vcc3v3>;
	vcc-ph-supply = <&reg_vcc3v3>;
	vcc-pl-supply = <&reg_vcc3v3>;

	uart3_pins: uart3-pins {
		pins = "PH6", "PH7";
		function = "uart3";
	};
};

&pwm {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pwm0_pin>;
};

&r_rsb {
	status = "okay";

	axp22x: pmic@3a3 {
		compatible = "x-powers,axp223";
		reg = <0x3a3>;
		interrupt-parent = <&r_intc>;
		/* for kernels < 5.13, and U-Boot: interrupts = <0 IRQ_TYPE_LEVEL_LOW>; */
		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
		eldoin-supply = <&reg_dcdc1>;
		interrupt-controller;
		#interrupt-cells = <1>;
	};
};

#include "axp223.dtsi"

&ac_power_supply {
	status = "okay";
};

&battery_power_supply {
	status = "okay";
};

&reg_dcdc1 {
	regulator-name = "vcc-3v0";
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
};

&reg_dcdc2 {
	regulator-name = "vdd-sys";
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
};

&reg_dcdc3 {
	regulator-name = "vdd-cpu";
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
};

&reg_dcdc5 {
	regulator-name = "vcc-dram";
	regulator-always-on;
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
};

&reg_dc1sw {
	regulator-name = "vcc-lcd";
};

&reg_dc5ldo {
	regulator-name = "vdd-cpus";
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
};

&reg_aldo1 {
	regulator-name = "vcc-io";
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
};

&reg_aldo2 {
	regulator-name = "vdd-dll";
	regulator-always-on;
	regulator-min-microvolt = <2350000>;
	regulator-max-microvolt = <2350000>;
};

&reg_aldo3 {
	regulator-name = "vcc-pll-avcc";
	regulator-always-on;
	regulator-min-microvolt = <2700000>;
	regulator-max-microvolt = <3300000>;
};

&reg_dldo1 {
	regulator-name = "vcc-wifi0";
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
};

&reg_dldo2 {
	regulator-name = "vcc-wifi1";
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
};

&reg_dldo3 {
	regulator-name = "vcc-3v0-csi";
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
};

&reg_eldo1 {
	regulator-name = "vcc-1v2-hsic";
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
};

&reg_eldo2 {
	regulator-name = "vcc-dsp";
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
};

&reg_eldo3 {
	regulator-name = "eldo3";
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
};

&reg_rtc_ldo {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "rtc_ldo";
};

&reg_drivevbus {
	regulator-name = "usb0-vbus";
	status = "okay";
};

&r_uart {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&r_uart_pins_a>;
};

&sound {
	simple-audio-card,routing = "Left DAC", "AIF1 Slot 0 Left",
				    "Right DAC", "AIF1 Slot 0 Right",
				    "AIF1 Slot 0 Left ADC", "Left ADC",
				    "AIF1 Slot 0 Right ADC", "Right ADC";
	status = "okay";
};

&tcon0 {
	pinctrl-names = "default";
	pinctrl-0 = <&lcd_rgb666_pins>;
	status = "okay";
};

&tcon0_out {
        tcon0_out_panel: endpoint@0 {
                reg = <0>;
                remote-endpoint = <&panel_input>;
        };
};

&uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pb_pins>;
};

&uart3 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart3_pins>;
};

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

&usbphy {
	status = "okay";
	usb0_id_det-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>;	/* PH8 */
	usb0_vbus_power-supply = <0x16>;
	usb0_vbus-supply = <&reg_usb0_vbus>;
	usb1_vbus-supply = <&reg_vcc5v0>;
};

&usb_power_supply {
	status = "okay";
};