arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /dts-v1/;
   3 #include "aspeed-g5.dtsi"
   4 #include <dt-bindings/gpio/aspeed-gpio.h>
   5
   6 / {
   7         model = "Romulus BMC";
   8         compatible = "ibm,romulus-bmc", "aspeed,ast2500";
   9
  10         chosen {
  11                 stdout-path = &uart5;
  12                 bootargs = "console=ttyS4,115200 earlyprintk";
  13         };
  14
  15         memory@80000000 {
  16                 reg = <0x80000000 0x20000000>;
  17         };
  18
  19         reserved-memory {
  20                 #address-cells = <1>;
  21                 #size-cells = <1>;
  22                 ranges;
  23
  24                 vga_memory: framebuffer@bf000000 {
  25                         no-map;
  26                         reg = <0xbf000000 0x01000000>; /* 16M */
  27                 };
  28
  29                 flash_memory: region@98000000 {
  30                         no-map;
  31                         reg = <0x98000000 0x04000000>; /* 64M */
  32                 };
  33         };
  34
  35         leds {
  36                 compatible = "gpio-leds";
  37
  38                 fault {
  39                         gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>;
  40                 };
  41
  42                 identify {
  43                         gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
  44                 };
  45
  46                 power {
  47                         gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
  48                 };
  49         };
  50
  51         fsi: gpio-fsi {
  52                 compatible = "fsi-master-gpio", "fsi-master";
  53                 #address-cells = <2>;
  54                 #size-cells = <0>;
  55
  56                 clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
  57                 data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
  58                 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
  59                 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
  60                 trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
  61         };
  62
  63         gpio-keys {
  64                 compatible = "gpio-keys";
  65
  66                 checkstop {
  67                         label = "checkstop";
  68                         gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
  69                         linux,code = <ASPEED_GPIO(J, 2)>;
  70                 };
  71         };
  72 };
  73
  74 &fmc {
  75         status = "okay";
  76         flash@0 {
  77                 status = "okay";
  78                 m25p,fast-read;
  79                 label = "bmc";
  80 #include "openbmc-flash-layout.dtsi"
  81         };
  82 };
  83
  84 &spi1 {
  85         status = "okay";
  86         pinctrl-names = "default";
  87         pinctrl-0 = <&pinctrl_spi1_default>;
  88
  89         flash@0 {
  90                 status = "okay";
  91                 m25p,fast-read;
  92                 label = "pnor";
  93         };
  94 };
  95
  96 &lpc_ctrl {
  97         status = "okay";
  98         memory-region = <&flash_memory>;
  99         flash = <&spi1>;
 100 };
 101
 102 &uart1 {
 103         /* Rear RS-232 connector */
 104         status = "okay";
 105
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&pinctrl_txd1_default
 108                         &pinctrl_rxd1_default
 109                         &pinctrl_nrts1_default
 110                         &pinctrl_ndtr1_default
 111                         &pinctrl_ndsr1_default
 112                         &pinctrl_ncts1_default
 113                         &pinctrl_ndcd1_default
 114                         &pinctrl_nri1_default>;
 115 };
 116
 117 &uart5 {
 118         status = "okay";
 119 };
 120
 121 &mac0 {
 122         status = "okay";
 123
 124         use-ncsi;
 125
 126         pinctrl-names = "default";
 127         pinctrl-0 = <&pinctrl_rmii1_default>;
 128 };
 129
 130 &i2c1 {
 131         status = "okay";
 132 };
 133
 134 &i2c2 {
 135         status = "okay";
 136 };
 137
 138 &i2c3 {
 139         status = "okay";
 140 };
 141
 142 &i2c4 {
 143         status = "okay";
 144 };
 145
 146 &i2c5 {
 147         status = "okay";
 148 };
 149
 150 &i2c6 {
 151         /* PCIe slot 1 (x8) */
 152         status = "okay";
 153 };
 154
 155 &i2c7 {
 156         /* PCIe slot 2 (x16) */
 157         status = "okay";
 158 };
 159
 160 &i2c8 {
 161         /* PCIe slot 3 (x16) */
 162         status = "okay";
 163 };
 164
 165 &i2c9 {
 166         /* PCIe slot 4 (x16) */
 167         status = "okay";
 168 };
 169
 170 &i2c10 {
 171         /* PCIe slot 5 (x8) */
 172         status = "okay";
 173 };
 174
 175 &i2c11 {
 176         status = "okay";
 177
 178         rtc@32 {
 179                 compatible = "epson,rx8900";
 180                 reg = <0x32>;
 181         };
 182 };
 183
 184 &i2c12 {
 185         status = "okay";
 186 };
 187
 188 &gpio {
 189         nic_func_mode0 {
 190                 gpio-hog;
 191                 gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
 192                 output-low;
 193                 line-name = "nic_func_mode0";
 194         };
 195         nic_func_mode1 {
 196                 gpio-hog;
 197                 gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
 198                 output-low;
 199                 line-name = "nic_func_mode1";
 200         };
 201 };
 202
 203 &vuart {
 204         status = "okay";
 205 };
 206
 207 &gfx {
 208         status = "okay";
 209 };
 210
 211 &pinctrl {
 212         aspeed,external-nodes = <&gfx &lhc>;
 213 };
 214
 215 &pwm_tacho {
 216         status = "okay";
 217         pinctrl-names = "default";
 218         pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
 219
 220         fan@0 {
 221                 reg = <0x00>;
 222                 aspeed,fan-tach-ch = /bits/ 8 <0x08>;
 223         };
 224
 225         fan@1 {
 226                 reg = <0x00>;
 227                 aspeed,fan-tach-ch = /bits/ 8 <0x09>;
 228         };
 229
 230         fan@2 {
 231                 reg = <0x01>;
 232                 aspeed,fan-tach-ch = /bits/ 8 <0x0a>;
 233         };
 234
 235         fan@3 {
 236                 reg = <0x01>;
 237                 aspeed,fan-tach-ch = /bits/ 8 <0x0b>;
 238         };
 239
 240         fan@4 {
 241                 reg = <0x00>;
 242                 aspeed,fan-tach-ch = /bits/ 8 <0x0c>;
 243         };
 244
 245         fan@5 {
 246                 reg = <0x00>;
 247                 aspeed,fan-tach-ch = /bits/ 8 <0x0d>;
 248         };
 249
 250         fan@6 {
 251                 reg = <0x01>;
 252                 aspeed,fan-tach-ch = /bits/ 8 <0x0e>;
 253         };
 254 };
 255
 256 &ibt {
 257         status = "okay";
 258 };