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}; 170