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109 lines
2.2 KiB
109 lines
2.2 KiB
// 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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