openwrt/target/linux/ath79/dts/ar9344_teltonika_rut9xx.dtsi

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/dts-v1/;

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

#include "ar9344.dtsi"

/ {
	compatible = "teltonika,rut9xx", "qca,ar9344";

	aliases {
		serial0 = &uart;
		serial1 = &hs_uart;
		label-mac-device = &eth1;
	};

	i2c0: i2c {
		compatible = "i2c-gpio";
		scl-gpios = <&gpio 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		sda-gpios = <&gpio 17 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		#address-cells = <1>;
		#size-cells = <0>;

		hwmon@4d {
			compatible = "microchip,mcp3221";
			reg = <0x4d>;
		};
	};

	keys {
		compatible = "gpio-keys";

		reset {
			label = "reset";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
			debounce-interval = <60>;
		};
	};
};

&ref {
	clock-frequency = <40000000>;
};

&uart {
	status = "okay";
};

&hs_uart {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pmx_uart2>;

	rts-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
	rs485-rts-active-low;
	linux,rs485-enabled-at-boot-time;
};

&spi {
	status = "okay";
	num-cs = <2>;
	pinctrl-names = "default";
	pinctrl-0 = <&pmx_spi>;

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <25000000>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "u-boot";
				reg = <0x0 0x20000>;
				read-only;
			};

			config: partition@20000 {
				label = "config";
				reg = <0x20000 0x10000>;
				read-only;
			};

			art: partition@30000 {
				label = "art";
				reg = <0x30000 0x10000>;
				read-only;
			};

			partition@40000 {
				label = "firmware";
				reg = <0x40000 0xf30000>;
				compatible = "tplink,firmware";
			};

			partition@f70000 {
				label = "event-log";
				reg = <0xf70000 0x90000>;
				read-only;
			};
		};
	};

	microsd@1 {
		status = "disabled";

		compatible = "mmc-spi-slot";
		spi-max-frequency = <25000000>;
		reg = <1>;
		voltage-ranges = <3200 3400>;
		broken-cd;
	};
};

&usb {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	port@1 {
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <1>;

		port@1 {
			compatible = "usb-a-connector";
			reg = <1>;
		};

		port@3 {
			label = "RS-232 serial adapter";
			reg = <3>;
		};

		port@4 {
			label = "internal wwan modem";
			reg = <4>;
		};
	};
};

&usb_phy {
	status = "okay";
};

&wmac {
	status = "okay";

	mtd-cal-data = <&art 0x1000>;
	mtd-mac-address = <&config 0x0>;
	mtd-mac-address-increment = <2>;
};

&pinmux {
	pmx_spi: spi {
		// SPI_CS1 on GPIO 3
		pinctrl-single,bits = <0x0 0x07000000 0xff000000>;
	};

	pmx_leds_switch: leds_switch {
		// switch port LEDs on GPIO 1, GPIO 13, GPIO 14 and GPIO 22
		pinctrl-single,bits =  <0x0 0x00002d00 0x0000ff00>,
					<0xc 0x002c2b00 0x00ffff00>,
					<0x14 0x002a0000 0x00ff0000>;
	};

	pmx_uart2: uart2 {
		// UART1_DTR on GPIO 0, UART1_RD on GPIO 11, UART1_TD on GPIO 18
		pinctrl-single,bits = <0x0 0x0 0xff>,
				<0x10 0x4f000000 0xff000000>,
				<0x3c 0x000b0000 0x00ff0000>;
	};
};