tn3399_openwrt/target/linux/ath79/dts/ar9344_teltonika_rut955.dts

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

#include "ar9344_teltonika_rut9xx.dtsi"

/ {
	model = "Teltonika RUT955";
	compatible = "teltonika,rut955", "teltonika,rut9xx", "qca,ar9344";

	aliases {
		led-boot = &led_system_green;
		led-failsafe = &led_system_red;
		led-running = &led_system_green;
		led-upgrade = &led_system_red;
	};

	leds {
		compatible = "gpio-leds";

		signal0 {
			label = "rut955:green:signal0";
			gpios = <&gpio_ext 0 GPIO_ACTIVE_HIGH>;
		};

		signal1 {
			label = "rut955:green:signal1";
			gpios = <&gpio_ext 1 GPIO_ACTIVE_HIGH>;
		};

		signal2 {
			label = "rut955:green:signal2";
			gpios = <&gpio_ext 2 GPIO_ACTIVE_HIGH>;
		};

		signal3 {
			label = "rut955:green:signal3";
			gpios = <&gpio_ext 3 GPIO_ACTIVE_HIGH>;
		};

		signal4 {
			label = "rut955:green:signal4";
			gpios = <&gpio_ext 4 GPIO_ACTIVE_HIGH>;
		};

		led_system_red: system_red {
			label = "rut955:red:system";
			gpios = <&gpio_ext 5 GPIO_ACTIVE_HIGH>;
		};

		led_system_green: system_green {
			label = "rut955:green:system";
			gpios = <&gpio_ext 6 GPIO_ACTIVE_HIGH>;
			default-state = "on";
		};
	};
};

&gpio {
	pinctrl-names = "default";
	pinctrl-0 = <&jtag_disable_pins>;

	gpio-line-names = "RS485_D", "led_wan", "DIN3", "mmc_cs",
		"ext_sck", "", "", "",
		"", "", "", "",
		"ext_mosi", "led_lan2", "led_lan1", "",
		"i2c_scl", "i2c_sda", "", "DIN2",
		"ext_cs", "DIN1", "led_lan3", "",
		"", "", "", "",
		"", "", "", "";

	ext_sck {
		gpio-hog;
		gpios = <4 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:ext:sck";
	};

	ext_mosi {
		gpio-hog;
		gpios = <12 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:ext:mosi";
	};

	ext_cs {
		gpio-hog;
		gpios = <20 GPIO_ACTIVE_HIGH>;
		output-low;
		line-name = "rut955:ext:cs";
	};

	mmc_cs {
		gpio-hog;
		gpios = <3 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:mmc:cs";
	};

	uart1_td {
		gpio-hog;
		gpios = <18 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:uart1:td";
	};

	uart1_rd {
		gpio-hog;
		gpios = <11 GPIO_ACTIVE_LOW>;
		input;
		line-name = "rut955:uart1:rd";
	};

	led_wan {
		gpio-hog;
		gpios = <1 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:led:wan";
	};

	led_lan2 {
		gpio-hog;
		gpios = <13 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:led:lan2";
	};

	led_lan1 {
		gpio-hog;
		gpios = <14 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:led:lan1";
	};

	led_lan3 {
		gpio-hog;
		gpios = <22 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "rut955:led:lan3";
	};
};

&spi {
	status = "okay";

	num-cs = <3>;
	pinctrl-names = "default";
	pinctrl-0 = <&pmx_spi>, <&pmx_spi_ext>;

	gpio_ext: gpio_ext@2 {
		compatible = "fairchild,74hc595";
		reg = <2>;
		gpio-controller;
		#gpio-cells = <2>;
		registers-number = <2>;
		spi-max-frequency = <10000000>;
		gpio-line-names = "signal_bar0", "signal_bar1", "signal_bar2", "signal_bar3",
			"signal_bar4", "status_red", "status_green", "sim_sel",
			"DOUT1", "DOUT2", "modem_vbus", "modem_rst",
			"DOUT3", "RS485_R", "SDCS", "HWRST";
	};
};

&hs_uart {
	dtr-gpios = <&gpio_ext 13 GPIO_ACTIVE_HIGH>;
};

&eth0 {
	status = "okay";

	phy-handle = <&swphy4>;

	mtd-mac-address = <&config 0x0>;
	mtd-mac-address-increment = <1>;
};

&eth1 {
	status = "okay";

	mtd-mac-address = <&config 0x0>;
};

&builtin_switch {
	pinctrl-names = "default";
	pinctrl-0 = <&pmx_leds_switch>;
};

&pinmux {
	pmx_spi_ext: spi_ext {
		// 2nd SCK on GPIO 4, 2nd MOSI on GPIO 12, SPI_CS2 on GPIO 20
		pinctrl-single,bits = <0x4 0x0a 0xff>,
					<0xc 0x0b 0xff>,
					<0x14 0x08 0xff>;
	};
};