1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2019 Linaro Ltd.
4 * Author: Manivannan Sadhasivam <manivannan.sa
5 */
6
7 /dts-v1/;
8
9 #include "bm1880.dtsi"
10
11 /*
12 * GPIO name legend: proper name = the GPIO li
13 * NC = not connected (pin out but not
14 * anything the board)
15 * "[PER]" = pin is muxed for [periphe
16 * LSEC = Low Speed External Connector
17 * HSEC = High Speed External Connecto
18 *
19 * Line names are taken from the schematic "so
20 * version, 1.0210.
21 *
22 * For the lines routed to the external connec
23 * lines are named after the 96Boards CE Speci
24 * Appendix "Expansion Connector Signal Descri
25 *
26 * When the 96Board naming of a line and the s
27 * the same line are in conflict, the 96Board
28 * takes precedence. This is only for the info
29 * lines i.e. "[FOO]", the GPIO named lines "G
30 * are the only ones actually used for GPIO.
31 */
32
33 / {
34 compatible = "bitmain,sophon-edge", "b
35 model = "Sophon Edge";
36
37 aliases {
38 serial0 = &uart0;
39 serial1 = &uart2;
40 serial2 = &uart1;
41 };
42
43 chosen {
44 stdout-path = "serial0:115200n
45 };
46
47 memory@0 {
48 device_type = "memory";
49 reg = <0x1 0x00000000 0x0 0x40
50 };
51
52 soc {
53 gpio0: gpio@50027000 {
54 porta: gpio-controller
55 gpio-line-name
56 "GPIO-
57 "GPIO-
58 "[GPIO
59 "GPIO-
60 "[USB_
61 "[EN_P
62 "[VDDI
63 "GPIO-
64 "[BM_T
65 "[EN_P
66 "NC",
67 "LED_W
68 "LED_B
69 "[BM_B
70 "NC",
71 "NC",
72 "NC",
73 "NC",
74 "NC",
75 "NC",
76 "NC",
77 "NC",
78 "NC",
79 "NC",
80 "NC",
81 "NC",
82 "NC",
83 "NC",
84 "NC",
85 "NC",
86 "NC",
87 "NC";
88 };
89 };
90
91 gpio1: gpio@50027400 {
92 portb: gpio-controller
93 gpio-line-name
94 "NC",
95 "NC",
96 "[I2C0
97 "[I2C0
98 "[JTAG
99 "[JTAG
100 "[JTAG
101 "[JTAG
102 "[JTAG
103 "[JTAG
104 "[JTAG
105 "[JTAG
106 "[CPU_
107 "[CPU_
108 "[UART
109 "[UART
110 "[UART
111 "[UART
112 "GPIO-
113 "GPIO-
114 "USER_
115 "USER_
116 "[UART
117 "[UART
118 "USER_
119 "USER_
120 "[I2S0
121 "[I2S0
122 "[I2S0
123 "[I2S0
124 "GPIO-
125 "GPIO-
126 };
127 };
128
129 gpio2: gpio@50027800 {
130 portc: gpio-controller
131 gpio-line-name
132 "GPIO-
133 "GPIO-
134 "GPIO-
135 "GPIO-
136 "[SPI0
137 "[SPI0
138 "[SPI0
139 "[SPI0
140 };
141 };
142 };
143 };
144
145 &pinctrl {
146 pinctrl_uart0_default: pinctrl-uart0-d
147 pinmux {
148 groups = "uart0_grp";
149 function = "uart0";
150 };
151 };
152
153 pinctrl_uart1_default: pinctrl-uart1-d
154 pinmux {
155 groups = "uart1_grp";
156 function = "uart1";
157 };
158 };
159
160 pinctrl_uart2_default: pinctrl-uart2-d
161 pinmux {
162 groups = "uart2_grp";
163 function = "uart2";
164 };
165 };
166 };
167
168 &uart0 {
169 status = "okay";
170 pinctrl-names = "default";
171 pinctrl-0 = <&pinctrl_uart0_default>;
172 };
173
174 &uart1 {
175 status = "okay";
176 pinctrl-names = "default";
177 pinctrl-0 = <&pinctrl_uart1_default>;
178 };
179
180 &uart2 {
181 status = "okay";
182 pinctrl-names = "default";
183 pinctrl-0 = <&pinctrl_uart2_default>;
184 };
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