1/* 2 * Copyright (c) 2023 Efinix Inc. 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7#include <mem.h> 8#include <zephyr/dt-bindings/gpio/gpio.h> 9 10/ { 11 #address-cells = <1>; 12 #size-cells = <1>; 13 model = "efinix,sapphire"; 14 compatible = "efinix,sapphire"; 15 16 chosen { 17 zephyr,sram = &ram0; 18 }; 19 20 ram0: memory@F9000000 { 21 device_type = "memory"; 22 reg = <0xF9000000 DT_SIZE_K(192)>; 23 }; 24 25 cpus { 26 #address-cells = <1>; 27 #size-cells = <0>; 28 cpu@0 { 29 clock-frequency = <100000000>; 30 compatible = "efinix,vexriscv-sapphire", "riscv"; 31 device_type = "cpu"; 32 reg = <0>; 33 riscv,isa = "rv32ima_zicsr_zifencei"; 34 status = "okay"; 35 36 hlic: interrupt-controller { 37 compatible = "riscv,cpu-intc"; 38 #address-cells = <0>; 39 #interrupt-cells = <1>; 40 interrupt-controller; 41 }; 42 }; 43 }; 44 45 soc { 46 #address-cells = <1>; 47 #size-cells = <1>; 48 compatible = "efinix,sapphire"; 49 ranges; 50 51 plic0: interrupt-controller@f8c00000 { 52 compatible = "sifive,plic-1.0.0"; 53 #address-cells = <0>; 54 #interrupt-cells = <2>; 55 interrupt-controller; 56 interrupts-extended = <&hlic 11>; 57 reg = <0xf8c00000 0x0400000>; 58 riscv,max-priority = <3>; 59 riscv,ndev = <32>; 60 }; 61 62 clint: clint@f8b00000 { 63 compatible = "sifive,clint0"; 64 interrupts-extended = <&hlic 3 &hlic 7>; 65 reg = <0xf8b00000 0x10000>; 66 }; 67 68 timer0: timer@e0002800 { 69 compatible = "efinix,sapphire-timer0"; 70 reg = <0xe0002800 0x40>; 71 interrupt-parent = <&plic0>; 72 interrupts = <19 0>; 73 status = "disabled"; 74 }; 75 76 gpio0: gpio@f8015000 { 77 compatible = "efinix,sapphire-gpio"; 78 reg = <0xf8015000 0x100>; 79 reg-names = "base"; 80 ngpios = <4>; 81 gpio-controller; 82 #gpio-cells = <2>; 83 #address-cells = <1>; 84 #size-cells = <1>; 85 status = "disabled"; 86 }; 87 88 uart0: uart@f8010000 { 89 compatible = "efinix,sapphire-uart0"; 90 interrupt-parent = <&plic0>; 91 interrupts = <1 1>; 92 reg = <0xf8010000 0x40>; 93 reg-names = "base"; 94 current-speed = <115200>; 95 status = "disabled"; 96 }; 97 98 }; 99}; 100