ark1668ed-bsp/linux/arch/arm/boot/dts/microchip/lan966x-pcb8309.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * lan966x_pcb8309.dts - Device Tree file for PCB8309
 */
/dts-v1/;
#include "lan966x.dtsi"
#include "dt-bindings/phy/phy-lan966x-serdes.h"

/ {
	model = "Microchip EVB - LAN9662";
	compatible = "microchip,lan9662-pcb8309", "microchip,lan9662", "microchip,lan966";

	aliases {
		serial0 = &usart3;
		i2c102 = &i2c102;
		i2c103 = &i2c103;
	};

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

	gpio-restart {
		compatible = "gpio-restart";
		gpios = <&gpio 56 GPIO_ACTIVE_LOW>;
		priority = <200>;
	};

	i2c-mux {
		compatible = "i2c-mux";
		#address-cells = <1>;
		#size-cells = <0>;
		mux-controls = <&mux>;
		i2c-parent = <&i2c4>;

		i2c102: i2c-sfp@1 {
			reg = <1>;
		};

		i2c103: i2c-sfp@2 {
			reg = <2>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-s0-green {
			label = "s0:green";
			gpios = <&sgpio_out 2 0 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led-s0-red {
			label = "s0:red";
			gpios = <&sgpio_out 2 1 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led-s1-green {
			label = "s1:green";
			gpios = <&sgpio_out 3 0 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led-s1-red {
			label = "s1:red";
			gpios = <&sgpio_out 3 1 GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

	mux: mux-controller {
		compatible = "gpio-mux";
		#mux-control-cells = <0>;

		mux-gpios = <&sgpio_out 11 0 GPIO_ACTIVE_HIGH>, /* p11b0 */
			    <&sgpio_out 11 1 GPIO_ACTIVE_HIGH>; /* p11b1 */
	};

	sfp2: sfp2 {
		compatible = "sff,sfp";
		i2c-bus = <&i2c102>;
		tx-disable-gpios = <&sgpio_out 10 0 GPIO_ACTIVE_LOW>;
		los-gpios = <&sgpio_in  2 0 GPIO_ACTIVE_HIGH>;
		mod-def0-gpios = <&sgpio_in  2 1 GPIO_ACTIVE_LOW>;
		tx-fault-gpios = <&sgpio_in  1 0 GPIO_ACTIVE_HIGH>;
	};

	sfp3: sfp3 {
		compatible = "sff,sfp";
		i2c-bus = <&i2c103>;
		tx-disable-gpios = <&sgpio_out 10 1 GPIO_ACTIVE_LOW>;
		los-gpios = <&sgpio_in  3 0 GPIO_ACTIVE_HIGH>;
		mod-def0-gpios = <&sgpio_in  3 1 GPIO_ACTIVE_LOW>;
		tx-fault-gpios = <&sgpio_in  1 1 GPIO_ACTIVE_HIGH>;
	};
};

&aes {
	status = "disabled"; /* Reserved by secure OS */
};

&flx3 {
	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
	status = "okay";

	usart3: serial@200 {
		pinctrl-0 = <&fc3_b_pins>;
		pinctrl-names = "default";
		status = "okay";
	};
};

&flx4 {
	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
	status = "okay";

	i2c4: i2c@600 {
		compatible = "microchip,sam9x60-i2c";
		reg = <0x600 0x200>;
		interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
		clocks = <&nic_clk>;
		pinctrl-0 = <&fc4_b_pins>;
		pinctrl-names = "default";
		i2c-analog-filter;
		i2c-digital-filter;
		i2c-digital-filter-width-ns = <35>;
		i2c-sda-hold-time-ns = <1500>;
		status = "okay";
	};
};

&gpio {
	fc3_b_pins: fc3-b-pins {
		/* RXD, TXD */
		pins = "GPIO_52", "GPIO_53";
		function = "fc3_b";
	};

	fc4_b_pins: fc4-b-pins {
		/* SCL, SDA */
		pins = "GPIO_57", "GPIO_58";
		function = "fc4_b";
	};

	pps_out_pins: pps-out-pins {
		/* 1pps output */
		pins = "GPIO_38";
		function = "ptpsync_3";
	};

	ptp_ext_pins: ptp-ext-pins {
		/* 1pps input */
		pins = "GPIO_39";
		function = "ptpsync_4";
	};

	sgpio_a_pins: sgpio-a-pins {
		/* SCK, D0, D1, LD */
		pins = "GPIO_32", "GPIO_33", "GPIO_34", "GPIO_35";
		function = "sgpio_a";
	};
};

&mdio1 {
	status = "okay";
};

&phy0 {
	status = "okay";
};

&phy1 {
	status = "okay";
};

&port0 {
	phy-handle = <&phy0>;
	phy-mode = "gmii";
	phys = <&serdes 0 CU(0)>;
	status = "okay";
};

&port1 {
	phy-handle = <&phy1>;
	phy-mode = "gmii";
	phys = <&serdes 1 CU(1)>;
	status = "okay";
};

&port2 {
	sfp = <&sfp2>;
	managed = "in-band-status";
	phy-mode = "sgmii";
	phys = <&serdes 2 SERDES6G(0)>;
	status = "okay";
};

&port3 {
	sfp = <&sfp3>;
	managed = "in-band-status";
	phy-mode = "sgmii";
	phys = <&serdes 3 SERDES6G(1)>;
	status = "okay";
};

&serdes {
	status = "okay";
};

&sgpio {
	pinctrl-0 = <&sgpio_a_pins>;
	pinctrl-names = "default";
	microchip,sgpio-port-ranges = <0 3>, <8 11>;
	status = "okay";

	gpio@0 {
		ngpios = <64>;
	};
	gpio@1 {
		ngpios = <64>;
	};
};

&switch {
	pinctrl-0 = <&pps_out_pins>, <&ptp_ext_pins>;
	pinctrl-names = "default";
	status = "okay";
};