| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* |
| 3 | * arch/powerpc/boot/dts/gamecube.dts |
| 4 | * |
| 5 | * Nintendo GameCube platform device tree source |
| 6 | * Copyright (C) 2007-2009 The GameCube Linux Team |
| 7 | * Copyright (C) 2007,2008,2009 Albert Herranz |
| 8 | */ |
| 9 | |
| 10 | /dts-v1/; |
| 11 | |
| 12 | / { |
| 13 | model = "nintendo,gamecube"; |
| 14 | compatible = "nintendo,gamecube"; |
| 15 | #address-cells = <1>; |
| 16 | #size-cells = <1>; |
| 17 | |
| 18 | chosen { |
| 19 | bootargs = "root=/dev/gcnsda2 rootwait udbg-immortal"; |
| 20 | }; |
| 21 | |
| 22 | memory { |
| 23 | device_type = "memory"; |
| 24 | reg = <0x00000000 0x01800000>; |
| 25 | }; |
| 26 | |
| 27 | cpus { |
| 28 | #address-cells = <1>; |
| 29 | #size-cells = <0>; |
| 30 | |
| 31 | PowerPC,gekko@0 { |
| 32 | device_type = "cpu"; |
| 33 | reg = <0>; |
| 34 | clock-frequency = <486000000>; /* 486MHz */ |
| 35 | bus-frequency = <162000000>; /* 162MHz core-to-bus 3x */ |
| 36 | timebase-frequency = <40500000>; /* 162MHz / 4 */ |
| 37 | i-cache-line-size = <32>; |
| 38 | d-cache-line-size = <32>; |
| 39 | i-cache-size = <32768>; |
| 40 | d-cache-size = <32768>; |
| 41 | }; |
| 42 | }; |
| 43 | |
| 44 | /* devices contained int the flipper chipset */ |
| 45 | flipper { |
| 46 | #address-cells = <1>; |
| 47 | #size-cells = <1>; |
| 48 | compatible = "nintendo,flipper"; |
| 49 | ranges = <0x0c000000 0x0c000000 0x00010000>; |
| 50 | interrupt-parent = <&PIC>; |
| 51 | |
| 52 | video@c002000 { |
| 53 | compatible = "nintendo,flipper-vi"; |
| 54 | reg = <0x0c002000 0x100>; |
| 55 | interrupts = <8>; |
| 56 | }; |
| 57 | |
| 58 | processor-interface@c003000 { |
| 59 | compatible = "nintendo,flipper-pi"; |
| 60 | reg = <0x0c003000 0x100>; |
| 61 | |
| 62 | PIC: pic { |
| 63 | #interrupt-cells = <1>; |
| 64 | compatible = "nintendo,flipper-pic"; |
| 65 | interrupt-controller; |
| 66 | }; |
| 67 | }; |
| 68 | |
| 69 | dsp@c005000 { |
| 70 | #address-cells = <1>; |
| 71 | #size-cells = <1>; |
| 72 | compatible = "nintendo,flipper-dsp"; |
| 73 | reg = <0x0c005000 0x200>; |
| 74 | interrupts = <6>; |
| 75 | |
| 76 | memory@0 { |
| 77 | compatible = "nintendo,flipper-aram"; |
| 78 | reg = <0 0x1000000>; /* 16MB */ |
| 79 | }; |
| 80 | }; |
| 81 | |
| 82 | disk@c006000 { |
| 83 | compatible = "nintendo,flipper-di"; |
| 84 | reg = <0x0c006000 0x40>; |
| 85 | interrupts = <2>; |
| 86 | }; |
| 87 | |
| 88 | audio@c006c00 { |
| 89 | compatible = "nintendo,flipper-ai"; |
| 90 | reg = <0x0c006c00 0x20>; |
| 91 | interrupts = <6>; |
| 92 | }; |
| 93 | |
| 94 | gamepad-controller@c006400 { |
| 95 | compatible = "nintendo,flipper-si"; |
| 96 | reg = <0x0c006400 0x100>; |
| 97 | interrupts = <3>; |
| 98 | }; |
| 99 | |
| 100 | /* External Interface bus */ |
| 101 | exi@c006800 { |
| 102 | compatible = "nintendo,flipper-exi"; |
| 103 | reg = <0x0c006800 0x40>; |
| 104 | virtual-reg = <0x0c006800>; |
| 105 | interrupts = <4>; |
| 106 | }; |
| 107 | }; |
| 108 | }; |
| 109 | |