110 lines
2.2 KiB
Plaintext
110 lines
2.2 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* arch/powerpc/boot/dts/gamecube.dts
|
|
*
|
|
* Nintendo GameCube platform device tree source
|
|
* Copyright (C) 2007-2009 The GameCube Linux Team
|
|
* Copyright (C) 2007,2008,2009 Albert Herranz
|
|
*/
|
|
|
|
/dts-v1/;
|
|
|
|
/ {
|
|
model = "nintendo,gamecube";
|
|
compatible = "nintendo,gamecube";
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
chosen {
|
|
bootargs = "root=/dev/gcnsda2 rootwait udbg-immortal";
|
|
};
|
|
|
|
memory {
|
|
device_type = "memory";
|
|
reg = <0x00000000 0x01800000>;
|
|
};
|
|
|
|
cpus {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
PowerPC,gekko@0 {
|
|
device_type = "cpu";
|
|
reg = <0>;
|
|
clock-frequency = <486000000>; /* 486MHz */
|
|
bus-frequency = <162000000>; /* 162MHz core-to-bus 3x */
|
|
timebase-frequency = <40500000>; /* 162MHz / 4 */
|
|
i-cache-line-size = <32>;
|
|
d-cache-line-size = <32>;
|
|
i-cache-size = <32768>;
|
|
d-cache-size = <32768>;
|
|
};
|
|
};
|
|
|
|
/* devices contained int the flipper chipset */
|
|
flipper {
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
compatible = "nintendo,flipper";
|
|
ranges = <0x0c000000 0x0c000000 0x00010000>;
|
|
interrupt-parent = <&PIC>;
|
|
|
|
video@c002000 {
|
|
compatible = "nintendo,flipper-vi";
|
|
reg = <0x0c002000 0x100>;
|
|
interrupts = <8>;
|
|
};
|
|
|
|
processor-interface@c003000 {
|
|
compatible = "nintendo,flipper-pi";
|
|
reg = <0x0c003000 0x100>;
|
|
|
|
PIC: pic {
|
|
#interrupt-cells = <1>;
|
|
compatible = "nintendo,flipper-pic";
|
|
interrupt-controller;
|
|
};
|
|
};
|
|
|
|
dsp@c005000 {
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
compatible = "nintendo,flipper-dsp";
|
|
reg = <0x0c005000 0x200>;
|
|
interrupts = <6>;
|
|
|
|
memory@0 {
|
|
compatible = "nintendo,flipper-aram";
|
|
reg = <0 0x1000000>; /* 16MB */
|
|
};
|
|
};
|
|
|
|
disk@c006000 {
|
|
compatible = "nintendo,flipper-di";
|
|
reg = <0x0c006000 0x40>;
|
|
interrupts = <2>;
|
|
};
|
|
|
|
audio@c006c00 {
|
|
compatible = "nintendo,flipper-ai";
|
|
reg = <0x0c006c00 0x20>;
|
|
interrupts = <6>;
|
|
};
|
|
|
|
gamepad-controller@c006400 {
|
|
compatible = "nintendo,flipper-si";
|
|
reg = <0x0c006400 0x100>;
|
|
interrupts = <3>;
|
|
};
|
|
|
|
/* External Interface bus */
|
|
exi@c006800 {
|
|
compatible = "nintendo,flipper-exi";
|
|
reg = <0x0c006800 0x40>;
|
|
virtual-reg = <0x0c006800>;
|
|
interrupts = <4>;
|
|
};
|
|
};
|
|
};
|
|
|