1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (C) 2014-15 Synopsys, Inc. (www.synopsys.com) 4 */ 5/dts-v1/; 6 7/include/ "skeleton_hs.dtsi" 8 9/ { 10 model = "snps,nsim_hs"; 11 compatible = "snps,nsim_hs"; 12 #address-cells = <2>; 13 #size-cells = <2>; 14 interrupt-parent = <&core_intc>; 15 16 memory { 17 device_type = "memory"; 18 /* CONFIG_LINUX_RAM_BASE needs to match low mem start */ 19 reg = <0x0 0x80000000 0x0 0x20000000 /* 512 MB low mem */ 20 0x1 0x00000000 0x0 0x40000000>; /* 1 GB highmem */ 21 }; 22 23 chosen { 24 bootargs = "earlycon=arc_uart,mmio32,0xc0fc1000,115200n8 console=ttyARC0,115200n8 print-fatal-signals=1"; 25 }; 26 27 aliases { 28 serial0 = &arcuart0; 29 }; 30 31 fpga { 32 compatible = "simple-bus"; 33 #address-cells = <1>; 34 #size-cells = <1>; 35 36 /* only perip space at end of low mem accessible 37 bus addr, parent bus addr, size */ 38 ranges = <0x80000000 0x0 0x80000000 0x80000000>; 39 40 core_clk: core_clk { 41 #clock-cells = <0>; 42 compatible = "fixed-clock"; 43 clock-frequency = <80000000>; 44 }; 45 46 core_intc: core-interrupt-controller { 47 compatible = "snps,archs-intc"; 48 interrupt-controller; 49 #interrupt-cells = <1>; 50 }; 51 52 arcuart0: serial@c0fc1000 { 53 compatible = "snps,arc-uart"; 54 reg = <0xc0fc1000 0x100>; 55 interrupts = <24>; 56 clock-frequency = <80000000>; 57 current-speed = <115200>; 58 status = "okay"; 59 }; 60 61 arcpct0: pct { 62 compatible = "snps,archs-pct"; 63 #interrupt-cells = <1>; 64 interrupts = <20>; 65 }; 66 }; 67}; 68