1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2020 Microsemi Corporation
4 */
5
6#include "serval.dtsi"
7
8/ {
9	aliases {
10		serial0 = &uart0;
11		i2c104  = &i2c104;
12		i2c105  = &i2c105;
13		i2c106  = &i2c106;
14		i2c107  = &i2c107;
15		i2c108  = &i2c108;
16		i2c109  = &i2c109;
17	};
18
19	chosen {
20		stdout-path = "serial0:115200n8";
21	};
22
23	i2c0_imux: i2c0-imux {
24		compatible = "i2c-mux-pinctrl";
25		#address-cells = <1>;
26		#size-cells = <0>;
27		i2c-parent = <&i2c0>;
28		pinctrl-names =
29		"i2c104", "i2c105", "i2c106", "i2c107",
30		"i2c108", "i2c109", "idle";
31		pinctrl-0 = <&i2cmux_0>;
32		pinctrl-1 = <&i2cmux_1>;
33		pinctrl-2 = <&i2cmux_2>;
34		pinctrl-3 = <&i2cmux_3>;
35		pinctrl-4 = <&i2cmux_4>;
36		pinctrl-5 = <&i2cmux_5>;
37		pinctrl-6 = <&i2cmux_pins_i>;
38		i2c104: i2c_sfp0@0 {
39			reg = <0>;
40			#address-cells = <1>;
41			#size-cells = <0>;
42		};
43		i2c105: i2c_sfp1@1 {
44			reg = <1>;
45			#address-cells = <1>;
46			#size-cells = <0>;
47		};
48		i2c106: i2c_sfp2@2 {
49			reg = <2>;
50			#address-cells = <1>;
51			#size-cells = <0>;
52		};
53		i2c107: i2c_sfp3@3 {
54			reg = <3>;
55			#address-cells = <1>;
56			#size-cells = <0>;
57		};
58		i2c108: i2c_sfp4@4 {
59			reg = <4>;
60			#address-cells = <1>;
61			#size-cells = <0>;
62		};
63		i2c109: i2c_sfp5@5 {
64			reg = <5>;
65			#address-cells = <1>;
66			#size-cells = <0>;
67		};
68};
69
70};
71
72&uart0 {
73	status = "okay";
74};
75
76&uart2 {
77	status = "okay";
78};
79
80&gpio {
81	i2c_pins: i2c-pins {
82		pins = "GPIO_7"; /* No "default" scl for i2c0 */
83		function = "twi";
84	};
85	i2cmux_pins_i: i2cmux-pins {
86		pins = "GPIO_11", "GPIO_12", "GPIO_18", "GPIO_19",
87			"GPIO_20", "GPIO_21";
88		function = "twi_scl_m";
89		output-low;
90	};
91	i2cmux_0: i2cmux-0-pins {
92		pins = "GPIO_11";
93		function = "twi_scl_m";
94		output-high;
95	};
96	i2cmux_1: i2cmux-1-pins {
97		pins = "GPIO_12";
98		function = "twi_scl_m";
99		output-high;
100	};
101	i2cmux_2: i2cmux-2-pins {
102		pins = "GPIO_18";
103		function = "twi_scl_m";
104		output-high;
105	};
106	i2cmux_3: i2cmux-3-pins {
107		pins = "GPIO_19";
108		function = "twi_scl_m";
109		output-high;
110	};
111	i2cmux_4: i2cmux-4-pins {
112		pins = "GPIO_20";
113		function = "twi_scl_m";
114		output-high;
115	};
116	i2cmux_5: i2cmux-5-pins {
117		pins = "GPIO_21";
118		function = "twi_scl_m";
119		output-high;
120	};
121};
122
123&i2c0 {
124	status = "okay";
125	i2c-sda-hold-time-ns = <300>;
126};
127
128