| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Copyright(c) 2015 EZchip Technologies. |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | /dts-v1/; |
| 7 | |
| 8 | / { |
| 9 | compatible = "ezchip,arc-nps"; |
| 10 | #address-cells = <1>; |
| 11 | #size-cells = <1>; |
| 12 | interrupt-parent = <&intc>; |
| 13 | present-cpus = "0-1,16-17"; |
| 14 | possible-cpus = "0-4095"; |
| 15 | |
| 16 | aliases { |
| 17 | ethernet0 = &gmac0; |
| 18 | }; |
| 19 | |
| 20 | chosen { |
| 21 | bootargs = "earlycon=uart8250,mmio32be,0xf7209000,115200n8 console=ttyS0,115200n8"; |
| 22 | }; |
| 23 | |
| 24 | memory { |
| 25 | device_type = "memory"; |
| 26 | reg = <0x80000000 0x20000000>; /* 512M */ |
| 27 | }; |
| 28 | |
| 29 | clocks { |
| 30 | sysclk: sysclk { |
| 31 | compatible = "fixed-clock"; |
| 32 | #clock-cells = <0>; |
| 33 | clock-frequency = <83333333>; |
| 34 | }; |
| 35 | }; |
| 36 | |
| 37 | soc { |
| 38 | compatible = "simple-bus"; |
| 39 | #address-cells = <1>; |
| 40 | #size-cells = <1>; |
| 41 | |
| 42 | /* child and parent address space 1:1 mapped */ |
| 43 | ranges; |
| 44 | |
| 45 | intc: interrupt-controller { |
| 46 | compatible = "ezchip,nps400-ic"; |
| 47 | interrupt-controller; |
| 48 | #interrupt-cells = <1>; |
| 49 | }; |
| 50 | |
| 51 | timer0: timer_clkevt { |
| 52 | compatible = "snps,arc-timer"; |
| 53 | interrupts = <3>; |
| 54 | clocks = <&sysclk>; |
| 55 | }; |
| 56 | |
| 57 | timer1: timer_clksrc { |
| 58 | compatible = "ezchip,nps400-timer"; |
| 59 | clocks = <&sysclk>; |
| 60 | clock-names="sysclk"; |
| 61 | }; |
| 62 | |
| 63 | uart@f7209000 { |
| 64 | compatible = "snps,dw-apb-uart"; |
| 65 | device_type = "serial"; |
| 66 | reg = <0xf7209000 0x100>; |
| 67 | interrupts = <6>; |
| 68 | clocks = <&sysclk>; |
| 69 | clock-names="baudclk"; |
| 70 | baud = <115200>; |
| 71 | reg-shift = <2>; |
| 72 | reg-io-width = <4>; |
| 73 | native-endian; |
| 74 | }; |
| 75 | |
| 76 | gmac0: ethernet@f7470000 { |
| 77 | compatible = "ezchip,nps-mgt-enet"; |
| 78 | reg = <0xf7470000 0x1940>; |
| 79 | interrupts = <7>; |
| 80 | /* Filled in by U-Boot */ |
| 81 | mac-address = [ 00 C0 00 F0 04 03 ]; |
| 82 | }; |
| 83 | }; |
| 84 | }; |