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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | /* * MPC5121E MDS Device Tree Source * * Copyright 2007 Freescale Semiconductor Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ /dts-v1/; / { model = "mpc5121ads"; compatible = "fsl,mpc5121ads"; #address-cells = <1>; #size-cells = <1>; cpus { #address-cells = <1>; #size-cells = <0>; PowerPC,5121@0 { device_type = "cpu"; reg = <0>; d-cache-line-size = <0x20>; // 32 bytes i-cache-line-size = <0x20>; // 32 bytes d-cache-size = <0x8000>; // L1, 32K i-cache-size = <0x8000>; // L1, 32K timebase-frequency = <49500000>;// 49.5 MHz (csb/4) bus-frequency = <198000000>; // 198 MHz csb bus clock-frequency = <396000000>; // 396 MHz ppc core }; }; memory { device_type = "memory"; reg = <0x00000000 0x10000000>; // 256MB at 0 }; localbus@80000020 { compatible = "fsl,mpc5121ads-localbus"; #address-cells = <2>; #size-cells = <1>; reg = <0x80000020 0x40>; ranges = <0x0 0x0 0xfc000000 0x04000000 0x2 0x0 0x82000000 0x00008000>; flash@0,0 { compatible = "cfi-flash"; reg = <0 0x0 0x4000000>; bank-width = <4>; device-width = <1>; }; board-control@2,0 { compatible = "fsl,mpc5121ads-cpld"; reg = <0x2 0x0 0x8000>; }; }; soc@80000000 { compatible = "fsl,mpc5121-immr"; #address-cells = <1>; #size-cells = <1>; #interrupt-cells = <2>; ranges = <0x0 0x80000000 0x400000>; reg = <0x80000000 0x400000>; bus-frequency = <66000000>; // 66 MHz ips bus // IPIC // interrupts cell = <intr #, sense> // sense values match linux IORESOURCE_IRQ_* defines: // sense == 8: Level, low assertion // sense == 2: Edge, high-to-low change // ipic: interrupt-controller@c00 { compatible = "fsl,mpc5121-ipic", "fsl,ipic"; interrupt-controller; #address-cells = <0>; #interrupt-cells = <2>; reg = <0xc00 0x100>; }; // 512x PSCs are not 52xx PSCs compatible // PSC3 serial port A aka ttyPSC0 serial@11300 { device_type = "serial"; compatible = "fsl,mpc5121-psc-uart"; // Logical port assignment needed until driver // learns to use aliases port-number = <0>; cell-index = <3>; reg = <0x11300 0x100>; interrupts = <0x28 0x8>; // actually the fifo irq interrupt-parent = < &ipic >; }; // PSC4 serial port B aka ttyPSC1 serial@11400 { device_type = "serial"; compatible = "fsl,mpc5121-psc-uart"; // Logical port assignment needed until driver // learns to use aliases port-number = <1>; cell-index = <4>; reg = <0x11400 0x100>; interrupts = <0x28 0x8>; // actually the fifo irq interrupt-parent = < &ipic >; }; pscsfifo@11f00 { compatible = "fsl,mpc5121-psc-fifo"; reg = <0x11f00 0x100>; interrupts = <0x28 0x8>; interrupt-parent = < &ipic >; }; }; }; |