1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (c) 2019 Linaro Ltd. 3 * Copyright (c) 2019 Linaro Ltd.
4 * Author: Manivannan Sadhasivam <manivannan.sa 4 * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
5 */ 5 */
6 6
7 /dts-v1/; 7 /dts-v1/;
8 8
9 #include "bm1880.dtsi" 9 #include "bm1880.dtsi"
10 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 / { 11 / {
34 compatible = "bitmain,sophon-edge", "b 12 compatible = "bitmain,sophon-edge", "bitmain,bm1880";
35 model = "Sophon Edge"; 13 model = "Sophon Edge";
36 14
37 aliases { 15 aliases {
38 serial0 = &uart0; 16 serial0 = &uart0;
39 serial1 = &uart2; 17 serial1 = &uart2;
40 serial2 = &uart1; 18 serial2 = &uart1;
41 }; 19 };
42 20
43 chosen { 21 chosen {
44 stdout-path = "serial0:115200n 22 stdout-path = "serial0:115200n8";
45 }; 23 };
46 24
47 memory@0 { 25 memory@0 {
48 device_type = "memory"; 26 device_type = "memory";
49 reg = <0x1 0x00000000 0x0 0x40 27 reg = <0x1 0x00000000 0x0 0x40000000>; // 1GB
50 }; 28 };
51 29
52 soc { !! 30 uart_clk: uart-clk {
53 gpio0: gpio@50027000 { !! 31 compatible = "fixed-clock";
54 porta: gpio-controller !! 32 clock-frequency = <500000000>;
55 gpio-line-name !! 33 #clock-cells = <0>;
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 }; 34 };
166 }; 35 };
167 36
168 &uart0 { 37 &uart0 {
169 status = "okay"; 38 status = "okay";
170 pinctrl-names = "default"; !! 39 clocks = <&uart_clk>;
171 pinctrl-0 = <&pinctrl_uart0_default>; <<
172 }; 40 };
173 41
174 &uart1 { 42 &uart1 {
175 status = "okay"; 43 status = "okay";
176 pinctrl-names = "default"; !! 44 clocks = <&uart_clk>;
177 pinctrl-0 = <&pinctrl_uart1_default>; <<
178 }; 45 };
179 46
180 &uart2 { 47 &uart2 {
181 status = "okay"; 48 status = "okay";
182 pinctrl-names = "default"; !! 49 clocks = <&uart_clk>;
183 pinctrl-0 = <&pinctrl_uart2_default>; <<
184 }; 50 };
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