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