1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries. 4 */ 5 6/dts-v1/; 7#include "sparx5_pcb_common.dtsi" 8 9/{ 10 aliases { 11 i2c0 = &i2c0; 12 i2c152 = &i2c152; 13 i2c153 = &i2c153; 14 i2c154 = &i2c154; 15 i2c155 = &i2c155; 16 }; 17 18 gpio-restart { 19 compatible = "gpio-restart"; 20 gpios = <&gpio 37 GPIO_ACTIVE_LOW>; 21 priority = <200>; 22 }; 23}; 24 25&gpio { 26 i2cmux_pins_i: i2cmux-pins-i { 27 pins = "GPIO_35", "GPIO_36", 28 "GPIO_50", "GPIO_51"; 29 function = "twi_scl_m"; 30 output-low; 31 }; 32 i2cmux_s29: i2cmux-0 { 33 pins = "GPIO_35"; 34 function = "twi_scl_m"; 35 output-high; 36 }; 37 i2cmux_s30: i2cmux-1 { 38 pins = "GPIO_36"; 39 function = "twi_scl_m"; 40 output-high; 41 }; 42 i2cmux_s31: i2cmux-2 { 43 pins = "GPIO_50"; 44 function = "twi_scl_m"; 45 output-high; 46 }; 47 i2cmux_s32: i2cmux-3 { 48 pins = "GPIO_51"; 49 function = "twi_scl_m"; 50 output-high; 51 }; 52}; 53 54&axi { 55 i2c0_imux: i2c0-imux@0 { 56 compatible = "i2c-mux-pinctrl"; 57 #address-cells = <1>; 58 #size-cells = <0>; 59 i2c-parent = <&i2c0>; 60 }; 61}; 62 63&i2c0_imux { 64 pinctrl-names = 65 "i2c152", "i2c153", "i2c154", "i2c155", 66 "idle"; 67 pinctrl-0 = <&i2cmux_s29>; 68 pinctrl-1 = <&i2cmux_s30>; 69 pinctrl-2 = <&i2cmux_s31>; 70 pinctrl-3 = <&i2cmux_s32>; 71 pinctrl-4 = <&i2cmux_pins_i>; 72 i2c152: i2c_sfp1 { 73 reg = <0x0>; 74 #address-cells = <1>; 75 #size-cells = <0>; 76 }; 77 i2c153: i2c_sfp2 { 78 reg = <0x1>; 79 #address-cells = <1>; 80 #size-cells = <0>; 81 }; 82 i2c154: i2c_sfp3 { 83 reg = <0x2>; 84 #address-cells = <1>; 85 #size-cells = <0>; 86 }; 87 i2c155: i2c_sfp4 { 88 reg = <0x3>; 89 #address-cells = <1>; 90 #size-cells = <0>; 91 }; 92}; 93