1 //SPDX-License-Identifier: GPL-2.0+
2
3 /dts-v1/;
4
5 #include "aspeed-g4.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7
8 / {
9 model = "Olympus BMC";
10 compatible = "microsoft,olympus-bmc", "aspeed,ast2400";
11
12 chosen {
13 stdout-path = &uart5;
14 bootargs = "console=ttyS4,115200 earlycon";
15 };
16
17 memory@40000000 {
18 reg = <0x40000000 0x20000000>;
19 };
20
21 reserved-memory {
22 #address-cells = <1>;
23 #size-cells = <1>;
24 ranges;
25
26 vga_memory: framebuffer@5f000000 {
27 no-map;
28 reg = <0x5f000000 0x01000000>; /* 16M */
29 };
30 };
31
32 leds {
33 compatible = "gpio-leds";
34
35 bmc_heartbeat {
36 gpios = <&gpio ASPEED_GPIO(B, 0) GPIO_ACTIVE_LOW>;
37 };
38
39 power_green {
40 gpios = <&gpio ASPEED_GPIO(U, 2) GPIO_ACTIVE_HIGH>;
41 };
42
43 power_amber {
44 gpios = <&gpio ASPEED_GPIO(U, 3) GPIO_ACTIVE_HIGH>;
45 };
46
47 identify {
48 gpios = <&gpio ASPEED_GPIO(Q, 5) GPIO_ACTIVE_LOW>;
49 };
50
51 fault {
52 gpios = <&gpio ASPEED_GPIO(A, 1) GPIO_ACTIVE_LOW>;
53 };
54 };
55
56
57 iio-hwmon {
58 compatible = "iio-hwmon";
59 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
60 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
61 };
62 };
63
64 &adc {
65 status = "okay";
66 pinctrl-names = "default";
67 pinctrl-0 = <&pinctrl_adc0_default
68 &pinctrl_adc1_default
69 &pinctrl_adc2_default
70 &pinctrl_adc3_default
71 &pinctrl_adc4_default
72 &pinctrl_adc5_default
73 &pinctrl_adc6_default
74 &pinctrl_adc7_default>;
75 };
76
77 &fmc {
78 status = "okay";
79
80 flash@0 {
81 status = "okay";
82 m25p,fast-read;
83 label = "bmc";
84 #include "openbmc-flash-layout.dtsi"
85 };
86 };
87
88 &spi {
89 status = "okay";
90 pinctrl-names = "default";
91 pinctrl-0 = <&pinctrl_spi1_default>;
92
93 flash@0 {
94 status = "okay";
95 m25p,fast-read;
96 label = "pnor";
97 };
98 };
99
100 &uart5 {
101 status = "okay";
102 };
103
104 &mac0 {
105 status = "okay";
106
107 pinctrl-names = "default";
108 pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
109 };
110
111 &i2c0 {
112 status = "okay";
113 };
114
115 &i2c1 {
116 status = "okay";
117
118 tmp421@4c {
119 compatible = "ti,tmp421";
120 reg = <0x4c>;
121 };
122 };
123
124 &i2c2 {
125 status = "okay";
126 };
127
128 &i2c3 {
129 status = "okay";
130 };
131
132 &i2c4 {
133 status = "okay";
134 clock-frequency = <100000>;
135 };
136
137 &i2c5 {
138 status = "okay";
139 };
140
141 &i2c6 {
142 status = "okay";
143
144 tmp421@4c {
145 compatible = "ti,tmp421";
146 reg = <0x4c>;
147 };
148 };
149
150 &i2c7 {
151 status = "okay";
152 };
153
154 &vuart {
155 status = "okay";
156 };
157
158 &wdt2 {
159 status = "okay";
160 };
161
162 &lpc_ctrl {
163 status = "okay";
164 };
165
166 &pwm_tacho {
167 status = "okay";
168 pinctrl-names = "default";
169 pinctrl-0 = <&pinctrl_pwm0_default
170 &pinctrl_pwm1_default
171 &pinctrl_pwm2_default
172 &pinctrl_pwm3_default
173 &pinctrl_pwm4_default
174 &pinctrl_pwm5_default
175 &pinctrl_pwm6_default>;
176
177 fan@0 {
178 reg = <0x00>;
179 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
180 };
181
182 fan@1 {
183 reg = <0x01>;
184 aspeed,fan-tach-ch = /bits/ 8 <0x01>;
185 };
186
187 fan@2 {
188 reg = <0x02>;
189 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
190 };
191
192 fan@3 {
193 reg = <0x03>;
194 aspeed,fan-tach-ch = /bits/ 8 <0x03>;
195 };
196
197 fan@4 {
198 reg = <0x04>;
199 aspeed,fan-tach-ch = /bits/ 8 <0x04>;
200 };
201
202 fan@5 {
203 reg = <0x05>;
204 aspeed,fan-tach-ch = /bits/ 8 <0x05>;
205 };
206
207 };
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