1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2018 Microsemi Corporation 4 */ 5 6/dts-v1/; 7#include "jaguar2_common.dtsi" 8 9/ { 10 model = "Jaguar2 Cu48 PCB111 Reference Board"; 11 compatible = "mscc,jr2-pcb111", "mscc,jr2"; 12 13 aliases { 14 i2c0 = &i2c0; 15 i2c149 = &i2c149; 16 i2c150 = &i2c150; 17 i2c151 = &i2c151; 18 i2c152 = &i2c152; 19 i2c203 = &i2c203; 20 }; 21 22 i2c0_imux: i2c0-imux { 23 compatible = "i2c-mux-pinctrl"; 24 #address-cells = <1>; 25 #size-cells = <0>; 26 i2c-parent = <&i2c0>; 27 pinctrl-names = 28 "i2c149", "i2c150", "i2c151", "i2c152", "i2c203", "idle"; 29 pinctrl-0 = <&i2cmux_0>; 30 pinctrl-1 = <&i2cmux_1>; 31 pinctrl-2 = <&i2cmux_2>; 32 pinctrl-3 = <&i2cmux_3>; 33 pinctrl-4 = <&i2cmux_pins_i>; // Added by convention for PoE 34 pinctrl-5 = <&i2cmux_pins_i>; 35 i2c149: i2c@0 { 36 reg = <0x0>; 37 #address-cells = <1>; 38 #size-cells = <0>; 39 }; 40 i2c150: i2c@1 { 41 reg = <0x1>; 42 #address-cells = <1>; 43 #size-cells = <0>; 44 }; 45 i2c151: i2c@2 { 46 reg = <0x2>; 47 #address-cells = <1>; 48 #size-cells = <0>; 49 }; 50 i2c152: i2c@3 { 51 reg = <0x3>; 52 #address-cells = <1>; 53 #size-cells = <0>; 54 }; 55 i2c203: i2c@4 { 56 reg = <0x4>; 57 #address-cells = <1>; 58 #size-cells = <0>; 59 }; 60 }; 61}; 62 63&gpio { 64 synce_builtin_pins: synce-builtin-pins { 65 // GPIO 49 == SI_nCS13 66 pins = "GPIO_49"; 67 function = "si"; 68 }; 69 cpld_pins: cpld-pins { 70 // GPIO 50 == SI_nCS14 71 pins = "GPIO_50"; 72 function = "si"; 73 }; 74 cpld_fifo_pins: synce-builtin-pins { 75 // GPIO 51 == SI_nCS15 76 pins = "GPIO_51"; 77 function = "si"; 78 }; 79}; 80 81&gpio { 82 i2cmux_pins_i: i2cmux-pins { 83 pins = "GPIO_17", "GPIO_18"; 84 function = "twi_scl_m"; 85 output-low; 86 }; 87 i2cmux_0: i2cmux-0-pins { 88 pins = "GPIO_17"; 89 function = "twi_scl_m"; 90 output-high; 91 }; 92 i2cmux_1: i2cmux-1-pins { 93 pins = "GPIO_18"; 94 function = "twi_scl_m"; 95 output-high; 96 }; 97 i2cmux_2: i2cmux-2-pins { 98 pins = "GPIO_20"; 99 function = "twi_scl_m"; 100 output-high; 101 }; 102 i2cmux_3: i2cmux-3-pins { 103 pins = "GPIO_21"; 104 function = "twi_scl_m"; 105 output-high; 106 }; 107}; 108