1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
3
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6
7 / {
8 model = "HXT StarDragon 4800 REP2 AST2520";
9 compatible = "hxt,stardragon4800-rep2-bmc", "aspeed,ast2500";
10
11 chosen {
12 stdout-path = &uart5;
13 bootargs = "console=ttyS4,115200 earlycon";
14 };
15
16 memory@80000000 {
17 reg = <0x80000000 0x40000000>;
18 };
19
20 iio-hwmon {
21 compatible = "iio-hwmon";
22 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
23 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 8>;
24 };
25
26 iio-hwmon-battery {
27 compatible = "iio-hwmon";
28 io-channels = <&adc 7>;
29 };
30
31 leds {
32 compatible = "gpio-leds";
33
34 system_fault1 {
35 label = "System_fault1";
36 gpios = <&gpio ASPEED_GPIO(I, 3) GPIO_ACTIVE_LOW>;
37 };
38
39 system_fault2 {
40 label = "System_fault2";
41 gpios = <&gpio ASPEED_GPIO(I, 2) GPIO_ACTIVE_LOW>;
42 };
43 };
44 };
45
46 &fmc {
47 status = "okay";
48 flash@0 {
49 status = "okay";
50 m25p,fast-read;
51 label = "bmc";
52 #include "openbmc-flash-layout.dtsi"
53 };
54 };
55
56 &spi1 {
57 status = "okay";
58 pinctrl-names = "default";
59 pinctrl-0 = <&pinctrl_spi1_default>;
60 flash@0 {
61 status = "okay";
62 };
63 };
64
65 &spi2 {
66 pinctrl-names = "default";
67 pinctrl-0 = <&pinctrl_spi2ck_default
68 &pinctrl_spi2miso_default
69 &pinctrl_spi2mosi_default
70 &pinctrl_spi2cs0_default>;
71 };
72
73 &uart3 {
74 status = "okay";
75
76 pinctrl-names = "default";
77 pinctrl-0 = <&pinctrl_txd3_default &pinctrl_rxd3_default>;
78 current-speed = <115200>;
79 };
80
81 &uart5 {
82 status = "okay";
83 };
84
85 &mac0 {
86 status = "okay";
87 pinctrl-names = "default";
88 pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
89 };
90
91 &mac1 {
92 status = "okay";
93 pinctrl-names = "default";
94 pinctrl-0 = <&pinctrl_rmii2_default>;
95 clocks = <&syscon ASPEED_CLK_GATE_MAC2CLK>,
96 <&syscon ASPEED_CLK_MAC2RCLK>;
97 clock-names = "MACCLK", "RCLK";
98 use-ncsi;
99 };
100
101 &i2c0 {
102 status = "okay";
103 };
104
105 &i2c1 {
106 status = "okay";
107
108 tmp421@1e {
109 compatible = "ti,tmp421";
110 reg = <0x1e>;
111 };
112 tmp421@2a {
113 compatible = "ti,tmp421";
114 reg = <0x2a>;
115 };
116 tmp421@1c {
117 compatible = "ti,tmp421";
118 reg = <0x1c>;
119 };
120 };
121
122 &i2c2 {
123 status = "okay";
124 };
125
126 &i2c3 {
127 status = "okay";
128 };
129
130 &i2c4 {
131 status = "okay";
132 };
133
134 &i2c5 {
135 status = "okay";
136 };
137
138 &i2c6 {
139 status = "okay";
140
141 tmp421@1f {
142 compatible = "ti,tmp421";
143 reg = <0x1f>;
144 };
145 nvt210@4c {
146 compatible = "nvt210";
147 reg = <0x4c>;
148 };
149 eeprom@50 {
150 compatible = "atmel,24c128";
151 reg = <0x50>;
152 pagesize = <128>;
153 };
154 };
155
156 &i2c7 {
157 status = "okay";
158 };
159
160 &i2c8 {
161 status = "okay";
162
163 pca9641@70 {
164 compatible = "nxp,pca9641";
165 reg = <0x70>;
166 i2c-arb {
167 #address-cells = <1>;
168 #size-cells = <0>;
169 eeprom@50 {
170 compatible = "atmel,24c02";
171 reg = <0x50>;
172 };
173 dps650ab@58 {
174 compatible = "dps650ab";
175 reg = <0x58>;
176 };
177 };
178 };
179
180 dps650ab@58 {
181 compatible = "delta,dps650ab";
182 reg = <0x58>;
183 };
184
185 dps650ab@59 {
186 compatible = "delta,dps650ab";
187 reg = <0x59>;
188 };
189 };
190
191 &i2c9 {
192 status = "okay";
193 };
194
195 &vuart {
196 status = "okay";
197 };
198
199 &gfx {
200 status = "okay";
201 };
202
203 &pinctrl {
204 aspeed,external-nodes = <&gfx &lhc>;
205 };
206
207 &gpio {
208 pin_gpio_c7 {
209 gpio-hog;
210 gpios = <ASPEED_GPIO(C, 7) GPIO_ACTIVE_HIGH>;
211 output-low;
212 line-name = "BIOS_SPI_MUX_S";
213 };
214 pin_gpio_d1 {
215 gpio-hog;
216 gpios = <ASPEED_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
217 output-high;
218 line-name = "PHY2_RESET_N";
219 };
220 };
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