Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* |
| 3 | * AmigaOne Device Tree Source |
| 4 | * |
| 5 | * Copyright 2008 Gerhard Pircher (gerhard_pircher@gmx.net) |
| 6 | */ |
| 7 | |
| 8 | /dts-v1/; |
| 9 | |
| 10 | / { |
| 11 | model = "AmigaOne"; |
| 12 | compatible = "eyetech,amigaone"; |
| 13 | coherency-off; |
| 14 | #address-cells = <1>; |
| 15 | #size-cells = <1>; |
| 16 | |
| 17 | cpus { |
| 18 | #cpus = <1>; |
| 19 | #address-cells = <1>; |
| 20 | #size-cells = <0>; |
| 21 | |
| 22 | cpu@0 { |
| 23 | device_type = "cpu"; |
| 24 | reg = <0>; |
| 25 | d-cache-line-size = <32>; // 32 bytes |
| 26 | i-cache-line-size = <32>; // 32 bytes |
| 27 | d-cache-size = <32768>; // L1, 32K |
| 28 | i-cache-size = <32768>; // L1, 32K |
| 29 | timebase-frequency = <0>; // 33.3 MHz, from U-boot |
| 30 | clock-frequency = <0>; // From U-boot |
| 31 | bus-frequency = <0>; // From U-boot |
| 32 | }; |
| 33 | }; |
| 34 | |
| 35 | memory { |
| 36 | device_type = "memory"; |
| 37 | reg = <0 0>; // From U-boot |
| 38 | }; |
| 39 | |
| 40 | pci@80000000 { |
| 41 | device_type = "pci"; |
| 42 | compatible = "mai-logic,articia-s"; |
| 43 | bus-frequency = <33333333>; |
| 44 | bus-range = <0 0xff>; |
| 45 | ranges = <0x01000000 0 0x00000000 0xfe000000 0 0x00c00000 // PCI I/O |
| 46 | 0x02000000 0 0x80000000 0x80000000 0 0x7d000000 // PCI memory |
| 47 | 0x02000000 0 0x00000000 0xfd000000 0 0x01000000>; // PCI alias memory (ISA) |
| 48 | // Configuration address and data register. |
| 49 | reg = <0xfec00cf8 4 |
| 50 | 0xfee00cfc 4>; |
| 51 | 8259-interrupt-acknowledge = <0xfef00000>; |
| 52 | // Do not define a interrupt-parent here, if there is no |
| 53 | // interrupt-map property. |
| 54 | #address-cells = <3>; |
| 55 | #size-cells = <2>; |
| 56 | |
| 57 | isa@7 { |
| 58 | device_type = "isa"; |
| 59 | compatible = "pciclass,0601"; |
| 60 | vendor-id = <0x00001106>; |
| 61 | device-id = <0x00000686>; |
| 62 | revision-id = <0x00000010>; |
| 63 | class-code = <0x00060100>; |
| 64 | subsystem-id = <0>; |
| 65 | subsystem-vendor-id = <0>; |
| 66 | devsel-speed = <0x00000001>; |
| 67 | min-grant = <0>; |
| 68 | max-latency = <0>; |
| 69 | /* First 4k for I/O at 0x0 on PCI mapped to 0x0 on ISA. */ |
| 70 | ranges = <0x00000001 0 0x01000000 0 0x00000000 0x00001000>; |
| 71 | interrupt-parent = <&i8259>; |
| 72 | #interrupt-cells = <2>; |
| 73 | #address-cells = <2>; |
| 74 | #size-cells = <1>; |
| 75 | |
| 76 | dma-controller@0 { |
| 77 | compatible = "pnpPNP,200"; |
| 78 | reg = <1 0x00000000 0x00000020 |
| 79 | 1 0x00000080 0x00000010 |
| 80 | 1 0x000000c0 0x00000020>; |
| 81 | }; |
| 82 | |
| 83 | i8259: interrupt-controller@20 { |
| 84 | device_type = "interrupt-controller"; |
| 85 | compatible = "pnpPNP,000"; |
| 86 | interrupt-controller; |
| 87 | reg = <1 0x00000020 0x00000002 |
| 88 | 1 0x000000a0 0x00000002 |
| 89 | 1 0x000004d0 0x00000002>; |
| 90 | reserved-interrupts = <2>; |
| 91 | #interrupt-cells = <2>; |
| 92 | }; |
| 93 | |
| 94 | timer@40 { |
| 95 | // Also adds pcspkr to platform devices. |
| 96 | compatible = "pnpPNP,100"; |
| 97 | reg = <1 0x00000040 0x00000020>; |
| 98 | }; |
| 99 | |
| 100 | 8042@60 { |
| 101 | device_type = "8042"; |
| 102 | reg = <1 0x00000060 0x00000001 |
| 103 | 1 0x00000064 0x00000001>; |
| 104 | interrupts = <1 3 12 3>; |
| 105 | #address-cells = <1>; |
| 106 | #size-cells = <0>; |
| 107 | |
| 108 | keyboard@0 { |
| 109 | compatible = "pnpPNP,303"; |
| 110 | reg = <0>; |
| 111 | }; |
| 112 | |
| 113 | mouse@1 { |
| 114 | compatible = "pnpPNP,f03"; |
| 115 | reg = <1>; |
| 116 | }; |
| 117 | }; |
| 118 | |
| 119 | rtc@70 { |
| 120 | compatible = "pnpPNP,b00"; |
| 121 | reg = <1 0x00000070 0x00000002>; |
| 122 | interrupts = <8 3>; |
| 123 | }; |
| 124 | |
| 125 | serial@3f8 { |
| 126 | device_type = "serial"; |
| 127 | compatible = "pnpPNP,501","pnpPNP,500"; |
| 128 | reg = <1 0x000003f8 0x00000008>; |
| 129 | interrupts = <4 3>; |
| 130 | clock-frequency = <1843200>; |
| 131 | current-speed = <115200>; |
| 132 | }; |
| 133 | |
| 134 | serial@2f8 { |
| 135 | device_type = "serial"; |
| 136 | compatible = "pnpPNP,501","pnpPNP,500"; |
| 137 | reg = <1 0x000002f8 0x00000008>; |
| 138 | interrupts = <3 3>; |
| 139 | clock-frequency = <1843200>; |
| 140 | current-speed = <115200>; |
| 141 | }; |
| 142 | |
| 143 | parallel@378 { |
| 144 | device_type = "parallel"; |
| 145 | // No ECP support for now, otherwise add "pnpPNP,401". |
| 146 | compatible = "pnpPNP,400"; |
| 147 | reg = <1 0x00000378 0x00000003 |
| 148 | 1 0x00000778 0x00000003>; |
| 149 | }; |
| 150 | |
| 151 | fdc@3f0 { |
| 152 | device_type = "fdc"; |
| 153 | compatible = "pnpPNP,700"; |
| 154 | reg = <1 0x000003f0 0x00000008>; |
| 155 | interrupts = <6 3>; |
| 156 | #address-cells = <1>; |
| 157 | #size-cells = <0>; |
| 158 | |
| 159 | disk@0 { |
| 160 | reg = <0>; |
| 161 | }; |
| 162 | }; |
| 163 | }; |
| 164 | }; |
| 165 | |
| 166 | chosen { |
| 167 | stdout-path = "/pci@80000000/isa@7/serial@3f8"; |
| 168 | }; |
| 169 | }; |