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 #include <dt-bindings/interrupt-controller/irq.h>
7
8 /{
9 model = "ASRock ROMED8HM3 BMC v1.00";
10 compatible = "asrock,romed8hm3-bmc", "aspeed,ast2500";
11
12 aliases {
13 serial4 = &uart5;
14 };
15
16 chosen {
17 stdout-path = &uart5;
18 bootargs = "console=tty0 console=ttyS4,115200 earlycon";
19 };
20
21 memory@80000000 {
22 reg = <0x80000000 0x20000000>;
23 };
24
25 leds {
26 compatible = "gpio-leds";
27
28 heartbeat {
29 gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_LOW>;
30 linux,default-trigger = "timer";
31 };
32
33 system-fault {
34 gpios = <&gpio ASPEED_GPIO(Z, 2) GPIO_ACTIVE_HIGH>;
35 panic-indicator;
36 };
37 };
38
39 iio-hwmon {
40 compatible = "iio-hwmon";
41 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
42 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
43 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
44 <&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
45 };
46 };
47
48 &fmc {
49 status = "okay";
50 flash@0 {
51 status = "okay";
52 m25p,fast-read;
53 label = "bmc";
54 spi-max-frequency = <50000000>; /* 50 MHz */
55 #include "openbmc-flash-layout-64.dtsi"
56 };
57 };
58
59 &uart5 {
60 status = "okay";
61 };
62
63 &vuart {
64 status = "okay";
65 aspeed,lpc-io-reg = <0x2f8>;
66 aspeed,lpc-interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
67 };
68
69 &mac0 {
70 status = "okay";
71
72 pinctrl-names = "default";
73 pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
74
75 nvmem-cells = <ð0_macaddress>;
76 nvmem-cell-names = "mac-address";
77 };
78
79 &i2c0 {
80 status = "okay";
81
82 /* inlet temp sensor */
83 w83773g@4c {
84 compatible = "nuvoton,w83773g";
85 reg = <0x4c>;
86 };
87 };
88
89 &i2c1 {
90 status = "okay";
91 };
92
93 &i2c2 {
94 status = "okay";
95
96 /* IPB temp sensor */
97 w83773g@4c {
98 compatible = "nuvoton,w83773g";
99 reg = <0x4c>;
100 };
101
102 /* IPB PMIC */
103 lm25066@40 {
104 compatible = "ti,lm25066";
105 reg = <0x40>;
106 shunt-resistor-micro-ohms = <1000>;
107 };
108
109 /* 12VSB PMIC */
110 lm25066@41 {
111 compatible = "ti,lm25066";
112 reg = <0x41>;
113 shunt-resistor-micro-ohms = <10000>;
114 };
115 };
116
117 &i2c4 {
118 status = "okay";
119 };
120
121 &i2c5 {
122 status = "okay";
123 };
124
125 &i2c6 {
126 status = "okay";
127 };
128
129 &i2c7 {
130 status = "okay";
131
132 /* Baseboard FRU eeprom */
133 eeprom@50 {
134 compatible = "st,24c128", "atmel,24c128";
135 reg = <0x50>;
136 pagesize = <16>;
137 #address-cells = <1>;
138 #size-cells = <1>;
139
140 eth0_macaddress: macaddress@3f80 {
141 reg = <0x3f80 6>;
142 };
143 };
144 };
145
146 &i2c8 {
147 status = "okay";
148 };
149
150 &i2c9 {
151 status = "okay";
152 };
153
154 &video {
155 status = "okay";
156 };
157
158 &vhub {
159 status = "okay";
160 };
161
162 &lpc_ctrl {
163 status = "okay";
164 };
165
166 &lpc_snoop {
167 status = "okay";
168 snoop-ports = <0x80>;
169 };
170
171 &kcs3 {
172 status = "okay";
173 aspeed,lpc-io-reg = <0xca2>;
174 };
175
176 &pwm_tacho {
177 status = "okay";
178 pinctrl-names = "default";
179 pinctrl-0 = <&pinctrl_pwm3_default
180 &pinctrl_pwm4_default
181 &pinctrl_pwm5_default
182 &pinctrl_pwm6_default>;
183
184 fan@3 {
185 reg = <0x03>;
186 aspeed,fan-tach-ch = /bits/ 8 <0x03 0x0b>;
187 };
188
189 fan@4 {
190 reg = <0x04>;
191 aspeed,fan-tach-ch = /bits/ 8 <0x04 0x0c>;
192 };
193
194 fan@5 {
195 reg = <0x05>;
196 aspeed,fan-tach-ch = /bits/ 8 <0x05 0x0d>;
197 };
198
199 fan@6 {
200 reg = <0x06>;
201 aspeed,fan-tach-ch = /bits/ 8 <0x06 0x0e>;
202 };
203 };
204
205 &gpio {
206 status = "okay";
207 gpio-line-names =
208 /* A */ "LOCATORLED_STATUS_N", "BMC_MAC2_INTB", "NMI_BTN_N", "BMC_NMI",
209 "", "", "", "",
210 /* B */ "POST_COMPLETE_N", "", "", "", "", "", "", "",
211 /* C */ "", "", "", "", "PCIE_HP_SEL_N", "PCIE_SATA_SEL_N", "LOCATORBTN", "",
212 /* D */ "BMC_PSIN", "BMC_PSOUT", "BMC_RESETCON", "RESETCON",
213 "", "", "", "PSU_FAN_FAIL_N",
214 /* E */ "", "", "", "", "", "", "", "",
215 /* F */ "NIC_PWR_GOOD", "PRSNTB0", "PRSNTB1", "PRSNTB2",
216 "PRSNTB3", "", "3VSB_PCIE1_PG", "12V_PCIE1_PG",
217 /* G */ "HWM_BAT_EN", "CHASSIS_ID0", "CHASSIS_ID1", "CHASSIS_ID2",
218 "BMC_ALERT1_N_R", "BMC_ALERT2_N_R", "BMC_ALERT3_N", "BMC_ALERT4_N",
219 /* H */ "X24_C1_PRSNT", "X24_C2_PRSNT", "X24_C3_PRSNT", "FM_MEM_THERM_EVENT_BMC_R_N",
220 "FACMODE", "BMC_RTCRST", "BMC_HB_LED_N", "BMC_CASEOPEN",
221 /* I */ "", "", "", "", "", "", "", "",
222 /* J */ "BMC_READY", "BMC_PCH_BIOS_CS_N", "", "P0_MA_DDR_QS_CS_N",
223 "", "", "", "",
224 /* K */ "", "", "", "", "", "", "", "",
225 /* L */ "", "", "", "", "", "", "", "",
226 /* M */ "", "", "MEZZ_PWRBRK_N", "OCP_HP_RST_EN",
227 "MAIN_PWR_EN_G", "BMC_MAIN_EN", "AUX_PWR_EN_G", "BMC_AUX_EN",
228 /* N */ "", "", "", "", "", "", "", "",
229 /* O */ "", "", "", "", "", "", "", "",
230 /* P */ "", "", "", "", "", "", "", "",
231 /* Q */ "", "", "", "",
232 "BMC_SMB_PRESENT_1_N", "BMC_SMB_PRESENT_2_N",
233 "BMC_SMB_PRESENT_3_N", "BMC_PCIE_WAKE_N",
234 /* R */ "", "", "THERMALTRIP_CLEAR_N", "", "", "", "", "",
235 /* S */ "", "", "", "", "", "", "", "",
236 /* T */ "", "", "", "", "", "", "", "",
237 /* U */ "", "", "", "", "", "", "", "",
238 /* V */ "", "", "", "", "", "", "", "",
239 /* W */ "", "", "", "", "", "", "", "",
240 /* X */ "", "", "", "", "", "", "", "",
241 /* Y */ "SLP_S3", "SLP_S4_S5", "NODE_ID_1", "NODE_ID_2", "", "", "", "",
242 /* Z */ "", "", "SYSTEM_FAULT_LED_N", "FAST_THROTTLE_N",
243 "", "", "", "",
244 /* AA */ "FM_CPU0_IBMC_THERMTRIP_N", "", "PROCHOT_L_G", "",
245 "", "", "", "",
246 /* AB */ "BMC_FORCE_SELFREFRESH", "PWRGD_OUT", "", "IRQ_BMC_PCH_SMI_LPC_N",
247 "", "", "", "",
248 /* AC */ "", "", "", "", "", "", "", "";
249 };
250
251 &adc {
252 status = "okay";
253 pinctrl-names = "default";
254 pinctrl-0 = <&pinctrl_adc0_default
255 &pinctrl_adc1_default
256 &pinctrl_adc2_default
257 &pinctrl_adc3_default
258 &pinctrl_adc4_default
259 &pinctrl_adc5_default
260 &pinctrl_adc6_default
261 &pinctrl_adc7_default
262 &pinctrl_adc8_default
263 &pinctrl_adc9_default
264 &pinctrl_adc10_default
265 &pinctrl_adc11_default
266 &pinctrl_adc12_default
267 &pinctrl_adc13_default
268 &pinctrl_adc14_default
269 &pinctrl_adc15_default>;
270 };
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