0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003 * arch/powerpc/boot/dts/wii.dts
0004 *
0005 * Nintendo Wii platform device tree source
0006 * Copyright (C) 2008-2009 The GameCube Linux Team
0007 * Copyright (C) 2008,2009 Albert Herranz
0008 */
0009
0010 /dts-v1/;
0011 #include <dt-bindings/gpio/gpio.h>
0012 #include <dt-bindings/input/input.h>
0013
0014 /*
0015 * This is commented-out for now.
0016 * Until a later patch is merged, the kernel can use only the first
0017 * contiguous RAM range and will BUG() if the memreserve is outside
0018 * that range.
0019 */
0020 /*/memreserve/ 0x10000000 0x0004000;*/ /* DSP RAM */
0021
0022 / {
0023 model = "nintendo,wii";
0024 compatible = "nintendo,wii";
0025 #address-cells = <1>;
0026 #size-cells = <1>;
0027
0028 chosen {
0029 bootargs = "root=/dev/mmcblk0p2 rootwait udbg-immortal";
0030 };
0031
0032 memory {
0033 device_type = "memory";
0034 reg = <0x00000000 0x01800000 /* MEM1 24MB 1T-SRAM */
0035 0x10000000 0x04000000>; /* MEM2 64MB GDDR3 */
0036 };
0037
0038 cpus {
0039 #address-cells = <1>;
0040 #size-cells = <0>;
0041
0042 PowerPC,broadway@0 {
0043 device_type = "cpu";
0044 reg = <0>;
0045 clock-frequency = <729000000>; /* 729MHz */
0046 bus-frequency = <243000000>; /* 243MHz core-to-bus 3x */
0047 timebase-frequency = <60750000>; /* 243MHz / 4 */
0048 i-cache-line-size = <32>;
0049 d-cache-line-size = <32>;
0050 i-cache-size = <32768>;
0051 d-cache-size = <32768>;
0052 };
0053 };
0054
0055 /* devices contained in the hollywood chipset */
0056 hollywood {
0057 #address-cells = <1>;
0058 #size-cells = <1>;
0059 compatible = "nintendo,hollywood";
0060 ranges = <0x0c000000 0x0c000000 0x01000000
0061 0x0d000000 0x0d000000 0x00800000
0062 0x0d800000 0x0d800000 0x00800000>;
0063 interrupt-parent = <&PIC0>;
0064
0065 video@c002000 {
0066 compatible = "nintendo,hollywood-vi",
0067 "nintendo,flipper-vi";
0068 reg = <0x0c002000 0x100>;
0069 interrupts = <8>;
0070 };
0071
0072 processor-interface@c003000 {
0073 compatible = "nintendo,hollywood-pi",
0074 "nintendo,flipper-pi";
0075 reg = <0x0c003000 0x100>;
0076
0077 PIC0: pic0 {
0078 #interrupt-cells = <1>;
0079 compatible = "nintendo,flipper-pic";
0080 interrupt-controller;
0081 };
0082 };
0083
0084 dsp@c005000 {
0085 #address-cells = <1>;
0086 #size-cells = <1>;
0087 compatible = "nintendo,hollywood-dsp",
0088 "nintendo,flipper-dsp";
0089 reg = <0x0c005000 0x200>;
0090 interrupts = <6>;
0091 };
0092
0093 gamepad-controller@d006400 {
0094 compatible = "nintendo,hollywood-si",
0095 "nintendo,flipper-si";
0096 reg = <0x0d006400 0x100>;
0097 interrupts = <3>;
0098 };
0099
0100 audio@c006c00 {
0101 compatible = "nintendo,hollywood-ai",
0102 "nintendo,flipper-ai";
0103 reg = <0x0d006c00 0x20>;
0104 interrupts = <6>;
0105 };
0106
0107 /* External Interface bus */
0108 exi@d006800 {
0109 compatible = "nintendo,hollywood-exi",
0110 "nintendo,flipper-exi";
0111 reg = <0x0d006800 0x40>;
0112 virtual-reg = <0x0d006800>;
0113 interrupts = <4>;
0114 };
0115
0116 usb@d040000 {
0117 compatible = "nintendo,hollywood-usb-ehci",
0118 "usb-ehci";
0119 reg = <0x0d040000 0x100>;
0120 interrupts = <4>;
0121 interrupt-parent = <&PIC1>;
0122 };
0123
0124 usb@d050000 {
0125 compatible = "nintendo,hollywood-usb-ohci",
0126 "usb-ohci";
0127 reg = <0x0d050000 0x100>;
0128 interrupts = <5>;
0129 interrupt-parent = <&PIC1>;
0130 };
0131
0132 usb@d060000 {
0133 compatible = "nintendo,hollywood-usb-ohci",
0134 "usb-ohci";
0135 reg = <0x0d060000 0x100>;
0136 interrupts = <6>;
0137 interrupt-parent = <&PIC1>;
0138 };
0139
0140 sd@d070000 {
0141 compatible = "nintendo,hollywood-sdhci",
0142 "sdhci";
0143 reg = <0x0d070000 0x200>;
0144 interrupts = <7>;
0145 interrupt-parent = <&PIC1>;
0146 };
0147
0148 sdio@d080000 {
0149 compatible = "nintendo,hollywood-sdhci",
0150 "sdhci";
0151 reg = <0x0d080000 0x200>;
0152 interrupts = <8>;
0153 interrupt-parent = <&PIC1>;
0154 };
0155
0156 ipc@d000000 {
0157 compatible = "nintendo,hollywood-ipc";
0158 reg = <0x0d000000 0x10>;
0159 interrupts = <30>;
0160 interrupt-parent = <&PIC1>;
0161 };
0162
0163 PIC1: pic1@d800030 {
0164 #interrupt-cells = <1>;
0165 compatible = "nintendo,hollywood-pic";
0166 reg = <0x0d800030 0x10>;
0167 interrupt-controller;
0168 interrupts = <14>;
0169 };
0170
0171 srnprot@d800060 {
0172 compatible = "nintendo,hollywood-srnprot";
0173 reg = <0x0d800060 0x4>;
0174 };
0175
0176 GPIO: gpio@d8000c0 {
0177 #gpio-cells = <2>;
0178 compatible = "nintendo,hollywood-gpio";
0179 reg = <0x0d8000c0 0x40>;
0180 gpio-controller;
0181 ngpios = <24>;
0182
0183 gpio-line-names =
0184 "POWER", "SHUTDOWN", "FAN", "DC_DC",
0185 "DI_SPIN", "SLOT_LED", "EJECT_BTN", "SLOT_IN",
0186 "SENSOR_BAR", "DO_EJECT", "EEP_CS", "EEP_CLK",
0187 "EEP_MOSI", "EEP_MISO", "AVE_SCL", "AVE_SDA",
0188 "DEBUG0", "DEBUG1", "DEBUG2", "DEBUG3",
0189 "DEBUG4", "DEBUG5", "DEBUG6", "DEBUG7";
0190
0191 interrupt-controller;
0192 #interrupt-cells = <2>;
0193 interrupts = <10>;
0194 interrupt-parent = <&PIC1>;
0195
0196 /*
0197 * This is commented out while a standard binding
0198 * for i2c over gpio is defined.
0199 */
0200 /*
0201 i2c-video {
0202 #address-cells = <1>;
0203 #size-cells = <0>;
0204 compatible = "i2c-gpio";
0205
0206 gpios = <&GPIO 15 0
0207 &GPIO 14 0>;
0208 clock-frequency = <250000>;
0209 no-clock-stretching;
0210 scl-is-open-drain;
0211 sda-is-open-drain;
0212 sda-enforce-dir;
0213
0214 AVE: audio-video-encoder@70 {
0215 compatible = "nintendo,wii-audio-video-encoder";
0216 reg = <0x70>;
0217 };
0218 };
0219 */
0220 };
0221
0222 control@d800100 {
0223 compatible = "nintendo,hollywood-control";
0224 /*
0225 * Both the address and length are wrong, according to
0226 * Wiibrew this should be <0x0d800000 0x400>, but it
0227 * requires refactoring the PIC1, GPIO and OTP nodes
0228 * before changing that.
0229 */
0230 reg = <0x0d800100 0xa0>;
0231 };
0232
0233 otp@d8001ec {
0234 compatible = "nintendo,hollywood-otp";
0235 reg = <0x0d8001ec 0x8>;
0236 };
0237
0238 disk@d806000 {
0239 compatible = "nintendo,hollywood-di";
0240 reg = <0x0d806000 0x40>;
0241 interrupts = <2>;
0242 };
0243 };
0244
0245 gpio-leds {
0246 compatible = "gpio-leds";
0247
0248 /* This is the blue LED in the disk drive slot */
0249 drive-slot {
0250 label = "wii:blue:drive_slot";
0251 gpios = <&GPIO 5 GPIO_ACTIVE_HIGH>;
0252 panic-indicator;
0253 };
0254 };
0255
0256 gpio-keys {
0257 compatible = "gpio-keys";
0258
0259 power {
0260 label = "Power Button";
0261 gpios = <&GPIO 0 GPIO_ACTIVE_HIGH>;
0262 linux,code = <KEY_POWER>;
0263 };
0264
0265 eject {
0266 label = "Eject Button";
0267 gpios = <&GPIO 6 GPIO_ACTIVE_HIGH>;
0268 linux,code = <KEY_EJECTCD>;
0269 };
0270 };
0271 };
0272
