1/* 2 * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8/dts-v1/; 9 10/include/ "skeleton_hs_idu.dtsi" 11 12/ { 13 compatible = "snps,nsimosci_hs"; 14 #address-cells = <1>; 15 #size-cells = <1>; 16 interrupt-parent = <&core_intc>; 17 18 chosen { 19 /* this is for console on serial */ 20 bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblan=0 debug video=640x480-24"; 21 }; 22 23 aliases { 24 serial0 = &uart0; 25 }; 26 27 fpga { 28 compatible = "simple-bus"; 29 #address-cells = <1>; 30 #size-cells = <1>; 31 32 /* child and parent address space 1:1 mapped */ 33 ranges; 34 35 core_clk: core_clk { 36 #clock-cells = <0>; 37 compatible = "fixed-clock"; 38 clock-frequency = <5000000>; 39 }; 40 41 core_intc: core-interrupt-controller { 42 compatible = "snps,archs-intc"; 43 interrupt-controller; 44 #interrupt-cells = <1>; 45/* interrupts = <16 17 18 19 20 21 22 23 24 25>; */ 46 }; 47 48 idu_intc: idu-interrupt-controller { 49 compatible = "snps,archs-idu-intc"; 50 interrupt-controller; 51 interrupt-parent = <&core_intc>; 52 53 /* 54 * <hwirq distribution> 55 * distribution: 0=RR; 1=cpu0, 2=cpu1, 4=cpu2, 8=cpu3 56 */ 57 #interrupt-cells = <2>; 58 59 /* 60 * upstream irqs to core intc - downstream these are 61 * "COMMON" irq 0,1.. 62 */ 63 interrupts = <24 25 26 27 28 29 30 31>; 64 }; 65 66 uart0: serial@f0000000 { 67 compatible = "ns8250"; 68 reg = <0xf0000000 0x2000>; 69 interrupt-parent = <&idu_intc>; 70 interrupts = <0 0>; /* cmn irq 0 -> cpu irq 24 71 RR distribute to all cpus */ 72 clock-frequency = <3686400>; 73 baud = <115200>; 74 reg-shift = <2>; 75 reg-io-width = <4>; 76 no-loopback-test = <1>; 77 }; 78 79 pguclk: pguclk { 80 #clock-cells = <0>; 81 compatible = "fixed-clock"; 82 clock-frequency = <25175000>; 83 }; 84 85 pgu@f9000000 { 86 compatible = "snps,arcpgu"; 87 reg = <0xf9000000 0x400>; 88 clocks = <&pguclk>; 89 clock-names = "pxlclk"; 90 }; 91 92 ps2: ps2@f9001000 { 93 compatible = "snps,arc_ps2"; 94 reg = <0xf9000400 0x14>; 95 interrupts = <3 0>; 96 interrupt-parent = <&idu_intc>; 97 interrupt-names = "arc_ps2_irq"; 98 }; 99 100 eth0: ethernet@f0003000 { 101 compatible = "ezchip,nps-mgt-enet"; 102 reg = <0xf0003000 0x44>; 103 interrupt-parent = <&idu_intc>; 104 interrupts = <1 2>; 105 }; 106 107 arcpct0: pct { 108 compatible = "snps,archs-pct"; 109 #interrupt-cells = <1>; 110 interrupts = <20>; 111 }; 112 }; 113}; 114