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/i2c/i2c.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
8
9 /{
10 model = "ASRock E3C246D4I BMC";
11 compatible = "asrock,e3c246d4i-bmc", "aspeed,ast2500";
12
13 aliases {
14 serial4 = &uart5;
15 };
16
17 chosen {
18 stdout-path = &uart5;
19 bootargs = "console=tty0 console=ttyS4,115200 earlycon";
20 };
21
22 memory@80000000 {
23 reg = <0x80000000 0x20000000>;
24 };
25
26 leds {
27 compatible = "gpio-leds";
28
29 heartbeat {
30 /* BMC_HB_LED_N */
31 gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_LOW>;
32 linux,default-trigger = "timer";
33 };
34
35 system-fault {
36 /* SYSTEM_FAULT_LED_N */
37 gpios = <&gpio ASPEED_GPIO(Z, 2) GPIO_ACTIVE_LOW>;
38 panic-indicator;
39 };
40 };
41
42 gpio-keys {
43 compatible = "gpio-keys";
44
45 uid-button {
46 label = "uid-button";
47 gpios = <&gpio ASPEED_GPIO(F, 1) GPIO_ACTIVE_LOW>;
48 linux,code = <ASPEED_GPIO(F, 1)>;
49 };
50 };
51
52 iio-hwmon {
53 compatible = "iio-hwmon";
54 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>,
55 <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>,
56 <&adc 10>, <&adc 11>, <&adc 12>;
57 };
58 };
59
60 &fmc {
61 status = "okay";
62 flash@0 {
63 status = "okay";
64 m25p,fast-read;
65 label = "bmc";
66 spi-max-frequency = <50000000>; /* 50 MHz */
67 #include "openbmc-flash-layout.dtsi"
68 };
69 };
70
71 &uart5 {
72 status = "okay";
73 };
74
75 &vuart {
76 status = "okay";
77 aspeed,lpc-io-reg = <0x2f8>;
78 aspeed,lpc-interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
79 };
80
81 &mac0 {
82 status = "okay";
83
84 pinctrl-names = "default";
85 pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
86
87 nvmem-cells = <ð0_macaddress>;
88 nvmem-cell-names = "mac-address";
89 };
90
91 &i2c1 {
92 status = "okay";
93
94 /* thermal sensor, one diode run to a disconnected header */
95 w83773g@4c {
96 compatible = "nuvoton,w83773g";
97 reg = <0x4c>;
98 };
99 };
100
101 &i2c3 {
102 status = "okay";
103
104 /* FRU EEPROM */
105 eeprom@57 {
106 compatible = "st,24c128", "atmel,24c128";
107 reg = <0x57>;
108 pagesize = <16>;
109 #address-cells = <1>;
110 #size-cells = <1>;
111
112 eth0_macaddress: macaddress@3f80 {
113 reg = <0x3f80 6>;
114 };
115 };
116 };
117
118 &video {
119 status = "okay";
120 };
121
122 &vhub {
123 status = "okay";
124 };
125
126 &lpc_ctrl {
127 status = "okay";
128 };
129
130 &lpc_snoop {
131 status = "okay";
132 snoop-ports = <0x80>;
133 };
134
135 &gpio {
136 status = "okay";
137 gpio-line-names =
138 /* A */ "BMC_MAC1_INTB", "BMC_MAC2_INTB", "NMI_BTN_N", "BMC_NMI",
139 "", "", "", "",
140 /* B */ "", "", "", "", "", "IRQ_BMC_PCH_SMI_LPC_N", "", "",
141 /* C */ "", "", "", "", "", "", "", "",
142 /* D */ "BMC_PSIN", "BMC_PSOUT", "BMC_RESETCON", "RESETCON",
143 "", "", "", "",
144 /* E */ "", "", "", "", "", "", "", "",
145 /* F */ "LOCATORLED_STATUS_N", "LOCATORBTN", "", "",
146 "", "", "BMC_PCH_SCI_LPC", "BMC_NCSI_MUX_CTL",
147 /* G */ "HWM_BAT_EN", "CHASSIS_ID0", "CHASSIS_ID1", "CHASSIS_ID2",
148 "BMC_ALERT1_N_R", "BMC_ALERT2_N_R", "BMC_ALERT3_N", "SML0ALERT",
149 /* H */ "FM_ME_RCVR_N", "O_PWROK", "SKL_CNL_R", "D4_DIMM_EVENT_3V_N",
150 "MFG_MODE_N", "BMC_RTCRST", "BMC_HB_LED_N", "BMC_CASEOPEN",
151 /* I */ "", "", "", "", "", "", "", "",
152 /* J */ "BMC_READY", "BMC_PCH_BIOS_CS_N", "BMC_SMI", "",
153 "", "", "", "",
154 /* K */ "", "", "", "", "", "", "", "",
155 /* L */ "BMC_CTS1", "BMC_DCD1", "BMC_DSR1", "BMC_RI1",
156 "BMC_DTR1", "BMC_RTS1", "BMC_TXD1", "BMC_RXD1",
157 /* M */ "BMC_LAN0_DIS_N", "BMC_LAN1_DIS_N", "", "",
158 "", "", "", "",
159 /* N */ "", "", "", "", "", "", "", "",
160 /* O */ "", "", "", "", "", "", "", "",
161 /* P */ "", "", "", "", "", "", "", "",
162 /* Q */ "", "", "", "",
163 "BMC_SBM_PRESENT_1_N", "BMC_SBM_PRESENT_2_N",
164 "BMC_SBM_PRESENT_3_N", "BMC_PCIE_WAKE_N",
165 /* R */ "", "", "", "", "", "", "", "",
166 /* S */ "PCHHOT_BMC_N", "", "RSMRST",
167 "", "", "", "", "",
168 /* T */ "", "", "", "", "", "", "", "",
169 /* U */ "", "", "", "", "", "", "", "",
170 /* V */ "", "", "", "", "", "", "", "",
171 /* W */ "PS_PWROK", /* dummy always-high signal */
172 "", "", "", "", "", "", "",
173 /* X */ "", "", "", "", "", "", "", "",
174 /* Y */ "SLP_S3", "SLP_S5", "", "", "", "", "", "",
175 /* Z */ "CPU_CATERR_BMC_PCH_N", "", "SYSTEM_FAULT_LED_N", "BMC_THROTTLE_N",
176 "", "", "", "",
177 /* AA */ "CPU1_THERMTRIP_LATCH_N", "", "CPU1_PROCHOT_N", "",
178 "", "", "IRQ_SMI_ACTIVE_N", "FM_BIOS_POST_CMPLT_N",
179 /* AB */ "", "", "ME_OVERRIDE", "BMC_DMI_MODIFY",
180 "", "", "", "",
181 /* AC */ "LAD0", "LAD1", "LAD2", "LAD3",
182 "CK_33M_BMC", "LFRAME", "SERIRQ", "S_PLTRST";
183
184 /* Assert BMC_READY so BIOS doesn't sit around waiting for it */
185 bmc-ready {
186 gpio-hog;
187 gpios = <ASPEED_GPIO(J, 0) GPIO_ACTIVE_LOW>;
188 output-high;
189 };
190 };
191
192 &adc {
193 status = "okay";
194 pinctrl-names = "default";
195 pinctrl-0 = <&pinctrl_adc0_default
196 &pinctrl_adc1_default
197 &pinctrl_adc2_default
198 &pinctrl_adc3_default
199 &pinctrl_adc4_default
200 &pinctrl_adc5_default
201 &pinctrl_adc6_default
202 &pinctrl_adc7_default
203 &pinctrl_adc8_default
204 &pinctrl_adc9_default
205 &pinctrl_adc10_default
206 &pinctrl_adc11_default
207 &pinctrl_adc12_default>;
208 };
209
210 &kcs3 {
211 status = "okay";
212 aspeed,lpc-io-reg = <0xca2>;
213 };
214
215 &peci0 {
216 status = "okay";
217 };
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