arch/powerpc/boot/dts/wii.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * arch/powerpc/boot/dts/wii.dts
   4  *
   5  * Nintendo Wii platform device tree source
   6  * Copyright (C) 2008-2009 The GameCube Linux Team
   7  * Copyright (C) 2008,2009 Albert Herranz
   8  */
   9
  10 /dts-v1/;
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/input/input.h>
  13
  14 /*
  15  * This is commented-out for now.
  16  * Until a later patch is merged, the kernel can use only the first
  17  * contiguous RAM range and will BUG() if the memreserve is outside
  18  * that range.
  19  */
  20 /*/memreserve/ 0x10000000 0x0004000;*/  /* DSP RAM */
  21
  22 / {
  23         model = "nintendo,wii";
  24         compatible = "nintendo,wii";
  25         #address-cells = <1>;
  26         #size-cells = <1>;
  27
  28         chosen {
  29                 bootargs = "root=/dev/mmcblk0p2 rootwait udbg-immortal";
  30         };
  31
  32         memory {
  33                 device_type = "memory";
  34                 reg = <0x00000000 0x01800000    /* MEM1 24MB 1T-SRAM */
  35                        0x10000000 0x04000000>;  /* MEM2 64MB GDDR3 */
  36         };
  37
  38         cpus {
  39                 #address-cells = <1>;
  40                 #size-cells = <0>;
  41
  42                 PowerPC,broadway@0 {
  43                         device_type = "cpu";
  44                         reg = <0>;
  45                         clock-frequency = <729000000>; /* 729MHz */
  46                         bus-frequency = <243000000>; /* 243MHz core-to-bus 3x */
  47                         timebase-frequency = <60750000>; /* 243MHz / 4 */
  48                         i-cache-line-size = <32>;
  49                         d-cache-line-size = <32>;
  50                         i-cache-size = <32768>;
  51                         d-cache-size = <32768>;
  52                 };
  53         };
  54
  55         /* devices contained in the hollywood chipset */
  56         hollywood {
  57                 #address-cells = <1>;
  58                 #size-cells = <1>;
  59                 compatible = "nintendo,hollywood";
  60                 ranges = <0x0c000000 0x0c000000 0x01000000
  61                           0x0d000000 0x0d000000 0x00800000
  62                           0x0d800000 0x0d800000 0x00800000>;
  63                 interrupt-parent = <&PIC0>;
  64
  65                 video@c002000 {
  66                         compatible = "nintendo,hollywood-vi",
  67                                         "nintendo,flipper-vi";
  68                         reg = <0x0c002000 0x100>;
  69                         interrupts = <8>;
  70                 };
  71
  72                 processor-interface@c003000 {
  73                         compatible = "nintendo,hollywood-pi",
  74                                         "nintendo,flipper-pi";
  75                         reg = <0x0c003000 0x100>;
  76
  77                         PIC0: pic0 {
  78                                 #interrupt-cells = <1>;
  79                                 compatible = "nintendo,flipper-pic";
  80                                 interrupt-controller;
  81                         };
  82                 };
  83
  84                 dsp@c005000 {
  85                         #address-cells = <1>;
  86                         #size-cells = <1>;
  87                         compatible = "nintendo,hollywood-dsp",
  88                                         "nintendo,flipper-dsp";
  89                         reg = <0x0c005000 0x200>;
  90                         interrupts = <6>;
  91                 };
  92
  93                 gamepad-controller@d006400 {
  94                         compatible = "nintendo,hollywood-si",
  95                                         "nintendo,flipper-si";
  96                         reg = <0x0d006400 0x100>;
  97                         interrupts = <3>;
  98                 };
  99
 100                 audio@c006c00 {
 101                         compatible = "nintendo,hollywood-ai",
 102                                         "nintendo,flipper-ai";
 103                         reg = <0x0d006c00 0x20>;
 104                         interrupts = <6>;
 105                 };
 106
 107                 /* External Interface bus */
 108                 exi@d006800 {
 109                         compatible = "nintendo,hollywood-exi",
 110                                         "nintendo,flipper-exi";
 111                         reg = <0x0d006800 0x40>;
 112                         virtual-reg = <0x0d006800>;
 113                         interrupts = <4>;
 114                 };
 115
 116                 usb@d040000 {
 117                         compatible = "nintendo,hollywood-usb-ehci",
 118                                         "usb-ehci";
 119                         reg = <0x0d040000 0x100>;
 120                         interrupts = <4>;
 121                         interrupt-parent = <&PIC1>;
 122                 };
 123
 124                 usb@d050000 {
 125                         compatible = "nintendo,hollywood-usb-ohci",
 126                                         "usb-ohci";
 127                         reg = <0x0d050000 0x100>;
 128                         interrupts = <5>;
 129                         interrupt-parent = <&PIC1>;
 130                 };
 131
 132                 usb@d060000 {
 133                         compatible = "nintendo,hollywood-usb-ohci",
 134                                         "usb-ohci";
 135                         reg = <0x0d060000 0x100>;
 136                         interrupts = <6>;
 137                         interrupt-parent = <&PIC1>;
 138                 };
 139
 140                 sd@d070000 {
 141                         compatible = "nintendo,hollywood-sdhci",
 142                                         "sdhci";
 143                         reg = <0x0d070000 0x200>;
 144                         interrupts = <7>;
 145                         interrupt-parent = <&PIC1>;
 146                 };
 147
 148                 sdio@d080000 {
 149                         compatible = "nintendo,hollywood-sdhci",
 150                                         "sdhci";
 151                         reg = <0x0d080000 0x200>;
 152                         interrupts = <8>;
 153                         interrupt-parent = <&PIC1>;
 154                 };
 155
 156                 ipc@d000000 {
 157                         compatible = "nintendo,hollywood-ipc";
 158                         reg = <0x0d000000 0x10>;
 159                         interrupts = <30>;
 160                         interrupt-parent = <&PIC1>;
 161                 };
 162
 163                 PIC1: pic1@d800030 {
 164                         #interrupt-cells = <1>;
 165                         compatible = "nintendo,hollywood-pic";
 166                         reg = <0x0d800030 0x10>;
 167                         interrupt-controller;
 168                         interrupts = <14>;
 169                 };
 170
 171                 srnprot@d800060 {
 172                         compatible = "nintendo,hollywood-srnprot";
 173                         reg = <0x0d800060 0x4>;
 174                 };
 175
 176                 GPIO: gpio@d8000c0 {
 177                         #gpio-cells = <2>;
 178                         compatible = "nintendo,hollywood-gpio";
 179                         reg = <0x0d8000c0 0x40>;
 180                         gpio-controller;
 181                         ngpios = <24>;
 182
 183                         gpio-line-names =
 184                                 "POWER", "SHUTDOWN", "FAN", "DC_DC",
 185                                 "DI_SPIN", "SLOT_LED", "EJECT_BTN", "SLOT_IN",
 186                                 "SENSOR_BAR", "DO_EJECT", "EEP_CS", "EEP_CLK",
 187                                 "EEP_MOSI", "EEP_MISO", "AVE_SCL", "AVE_SDA",
 188                                 "DEBUG0", "DEBUG1", "DEBUG2", "DEBUG3",
 189                                 "DEBUG4", "DEBUG5", "DEBUG6", "DEBUG7";
 190
 191                         interrupt-controller;
 192                         #interrupt-cells = <2>;
 193                         interrupts = <10>;
 194                         interrupt-parent = <&PIC1>;
 195
 196                         /*
 197                          * This is commented out while a standard binding
 198                          * for i2c over gpio is defined.
 199                          */
 200                         /*
 201                         i2c-video {
 202                                 #address-cells = <1>;
 203                                 #size-cells = <0>;
 204                                 compatible = "i2c-gpio";
 205
 206                                 gpios = <&GPIO 15 0
 207                                          &GPIO 14 0>;
 208                                 clock-frequency = <250000>;
 209                                 no-clock-stretching;
 210                                 scl-is-open-drain;
 211                                 sda-is-open-drain;
 212                                 sda-enforce-dir;
 213
 214                                 AVE: audio-video-encoder@70 {
 215                                         compatible = "nintendo,wii-audio-video-encoder";
 216                                         reg = <0x70>;
 217                                 };
 218                         };
 219                         */
 220                 };
 221
 222                 control@d800100 {
 223                         compatible = "nintendo,hollywood-control";
 224                         /*
 225                          * Both the address and length are wrong, according to
 226                          * Wiibrew this should be <0x0d800000 0x400>, but it
 227                          * requires refactoring the PIC1, GPIO and OTP nodes
 228                          * before changing that.
 229                          */
 230                         reg = <0x0d800100 0xa0>;
 231                 };
 232
 233                 otp@d8001ec {
 234                         compatible = "nintendo,hollywood-otp";
 235                         reg = <0x0d8001ec 0x8>;
 236                 };
 237
 238                 disk@d806000 {
 239                         compatible = "nintendo,hollywood-di";
 240                         reg = <0x0d806000 0x40>;
 241                         interrupts = <2>;
 242                 };
 243         };
 244
 245         gpio-leds {
 246                 compatible = "gpio-leds";
 247
 248                 /* This is the blue LED in the disk drive slot */
 249                 drive-slot {
 250                         label = "wii:blue:drive_slot";
 251                         gpios = <&GPIO 5 GPIO_ACTIVE_HIGH>;
 252                         panic-indicator;
 253                 };
 254         };
 255
 256         gpio-keys {
 257                 compatible = "gpio-keys";
 258
 259                 power {
 260                         label = "Power Button";
 261                         gpios = <&GPIO 0 GPIO_ACTIVE_HIGH>;
 262                         linux,code = <KEY_POWER>;
 263                 };
 264
 265                 eject {
 266                         label = "Eject Button";
 267                         gpios = <&GPIO 6 GPIO_ACTIVE_HIGH>;
 268                         linux,code = <KEY_EJECTCD>;
 269                 };
 270         };
 271 };
 272