arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
 */

/dts-v1/;
#include "sparx5_pcb_common.dtsi"

/{
	aliases {
	    i2c0   = &i2c0;
	    i2c100 = &i2c100;
	    i2c101 = &i2c101;
	    i2c102 = &i2c102;
	    i2c103 = &i2c103;
	    i2c104 = &i2c104;
	    i2c105 = &i2c105;
	    i2c106 = &i2c106;
	    i2c107 = &i2c107;
	    i2c108 = &i2c108;
	    i2c109 = &i2c109;
	    i2c110 = &i2c110;
	    i2c111 = &i2c111;
	    i2c112 = &i2c112;
	    i2c113 = &i2c113;
	    i2c114 = &i2c114;
	    i2c115 = &i2c115;
	    i2c116 = &i2c116;
	    i2c117 = &i2c117;
	    i2c118 = &i2c118;
	    i2c119 = &i2c119;
	};

	gpio-restart {
		compatible = "gpio-restart";
		gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
		priority = <200>;
	};
};

&gpio {
	i2cmux_pins_i: i2cmux-pins-i {
	       pins = "GPIO_16", "GPIO_17", "GPIO_18", "GPIO_19",
		      "GPIO_20", "GPIO_22", "GPIO_36", "GPIO_35",
		      "GPIO_50", "GPIO_51", "GPIO_56", "GPIO_57";
		function = "twi_scl_m";
		output-low;
	};
	i2cmux_0: i2cmux-0 {
		pins = "GPIO_16";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_1: i2cmux-1 {
		pins = "GPIO_17";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_2: i2cmux-2 {
		pins = "GPIO_18";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_3: i2cmux-3 {
		pins = "GPIO_19";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_4: i2cmux-4 {
		pins = "GPIO_20";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_5: i2cmux-5 {
		pins = "GPIO_22";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_6: i2cmux-6 {
		pins = "GPIO_36";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_7: i2cmux-7 {
		pins = "GPIO_35";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_8: i2cmux-8 {
		pins = "GPIO_50";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_9: i2cmux-9 {
		pins = "GPIO_51";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_10: i2cmux-10 {
		pins = "GPIO_56";
		function = "twi_scl_m";
		output-high;
	};
	i2cmux_11: i2cmux-11 {
		pins = "GPIO_57";
		function = "twi_scl_m";
		output-high;
	};
};

&axi {
	i2c0_imux: i2c0-imux@0 {
		compatible = "i2c-mux-pinctrl";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c-parent = <&i2c0>;
	};
	i2c0_emux: i2c0-emux@0 {
		compatible = "i2c-mux-gpio";
		#address-cells = <1>;
		#size-cells = <0>;
		i2c-parent = <&i2c0>;
	};
};

&i2c0_imux {
	pinctrl-names =
		"i2c100", "i2c101", "i2c102", "i2c103",
		"i2c104", "i2c105", "i2c106", "i2c107",
		"i2c108", "i2c109", "i2c110", "i2c111", "idle";
	pinctrl-0 = <&i2cmux_0>;
	pinctrl-1 = <&i2cmux_1>;
	pinctrl-2 = <&i2cmux_2>;
	pinctrl-3 = <&i2cmux_3>;
	pinctrl-4 = <&i2cmux_4>;
	pinctrl-5 = <&i2cmux_5>;
	pinctrl-6 = <&i2cmux_6>;
	pinctrl-7 = <&i2cmux_7>;
	pinctrl-8 = <&i2cmux_8>;
	pinctrl-9 = <&i2cmux_9>;
	pinctrl-10 = <&i2cmux_10>;
	pinctrl-11 = <&i2cmux_11>;
	pinctrl-12 = <&i2cmux_pins_i>;
	i2c100: i2c_sfp1 {
		reg = <0x0>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c101: i2c_sfp2 {
		reg = <0x1>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c102: i2c_sfp3 {
		reg = <0x2>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c103: i2c_sfp4 {
		reg = <0x3>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c104: i2c_sfp5 {
		reg = <0x4>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c105: i2c_sfp6 {
		reg = <0x5>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c106: i2c_sfp7 {
		reg = <0x6>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c107: i2c_sfp8 {
		reg = <0x7>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c108: i2c_sfp9 {
		reg = <0x8>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c109: i2c_sfp10 {
		reg = <0x9>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c110: i2c_sfp11 {
		reg = <0xa>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c111: i2c_sfp12 {
		reg = <0xb>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
};

&i2c0_emux {
	mux-gpios = <&gpio 55 GPIO_ACTIVE_HIGH
		     &gpio 60 GPIO_ACTIVE_HIGH
		     &gpio 61 GPIO_ACTIVE_HIGH
		     &gpio 54 GPIO_ACTIVE_HIGH>;
	idle-state = <0x8>;
	i2c112: i2c_sfp13 {
		reg = <0x0>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c113: i2c_sfp14 {
		reg = <0x1>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c114: i2c_sfp15 {
		reg = <0x2>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c115: i2c_sfp16 {
		reg = <0x3>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c116: i2c_sfp17 {
		reg = <0x4>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c117: i2c_sfp18 {
		reg = <0x5>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c118: i2c_sfp19 {
		reg = <0x6>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
	i2c119: i2c_sfp20 {
		reg = <0x7>;
		#address-cells = <1>;
		#size-cells = <0>;
	};
};