1/* 2 * Copyright(c) 2015 EZchip Technologies. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms and conditions of the GNU General Public License, 6 * version 2, as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 11 * more details. 12 * 13 * The full GNU General Public License is included in this distribution in 14 * the file called "COPYING". 15 */ 16 17/dts-v1/; 18 19/ { 20 compatible = "ezchip,arc-nps"; 21 #address-cells = <1>; 22 #size-cells = <1>; 23 interrupt-parent = <&intc>; 24 present-cpus = "0-1,16-17"; 25 possible-cpus = "0-4095"; 26 27 aliases { 28 ethernet0 = &gmac0; 29 }; 30 31 chosen { 32 bootargs = "earlycon=uart8250,mmio32be,0xf7209000,115200n8 console=ttyS0,115200n8"; 33 }; 34 35 memory { 36 device_type = "memory"; 37 reg = <0x80000000 0x20000000>; /* 512M */ 38 }; 39 40 clocks { 41 sysclk: sysclk { 42 compatible = "fixed-clock"; 43 #clock-cells = <0>; 44 clock-frequency = <83333333>; 45 }; 46 }; 47 48 soc { 49 compatible = "simple-bus"; 50 #address-cells = <1>; 51 #size-cells = <1>; 52 53 /* child and parent address space 1:1 mapped */ 54 ranges; 55 56 intc: interrupt-controller { 57 compatible = "ezchip,nps400-ic"; 58 interrupt-controller; 59 #interrupt-cells = <1>; 60 }; 61 62 timer0: timer_clkevt { 63 compatible = "snps,arc-timer"; 64 interrupts = <3>; 65 clocks = <&sysclk>; 66 }; 67 68 timer1: timer_clksrc { 69 compatible = "ezchip,nps400-timer"; 70 clocks = <&sysclk>; 71 clock-names="sysclk"; 72 }; 73 74 uart@f7209000 { 75 compatible = "snps,dw-apb-uart"; 76 device_type = "serial"; 77 reg = <0xf7209000 0x100>; 78 interrupts = <6>; 79 clocks = <&sysclk>; 80 clock-names="baudclk"; 81 baud = <115200>; 82 reg-shift = <2>; 83 reg-io-width = <4>; 84 native-endian; 85 }; 86 87 gmac0: ethernet@f7470000 { 88 compatible = "ezchip,nps-mgt-enet"; 89 reg = <0xf7470000 0x1940>; 90 interrupts = <7>; 91 /* Filled in by U-Boot */ 92 mac-address = [ 00 C0 00 F0 04 03 ]; 93 }; 94 }; 95}; 96