1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2/* 3 * Device Tree Source for the R-Car V4M Gray Hawk Single board 4 * 5 * Copyright (C) 2023 Renesas Electronics Corp. 6 * Copyright (C) 2024 Glider bv 7 */ 8 9/dts-v1/; 10#include "r8a779h0.dtsi" 11 12/ { 13 model = "Renesas Gray Hawk Single board based on r8a779h0"; 14 compatible = "renesas,gray-hawk-single", "renesas,r8a779h0"; 15 16 aliases { 17 serial0 = &hscif0; 18 }; 19 20 chosen { 21 bootargs = "ignore_loglevel"; 22 stdout-path = "serial0:921600n8"; 23 }; 24 25 memory@48000000 { 26 device_type = "memory"; 27 /* first 128MB is reserved for secure area. */ 28 reg = <0x0 0x48000000 0x0 0x78000000>; 29 }; 30 31 memory@480000000 { 32 device_type = "memory"; 33 reg = <0x4 0x80000000 0x1 0x80000000>; 34 }; 35}; 36 37&extal_clk { 38 clock-frequency = <16666666>; 39}; 40 41&extalr_clk { 42 clock-frequency = <32768>; 43}; 44 45&hscif0 { 46 uart-has-rtscts; 47 status = "okay"; 48}; 49 50&rwdt { 51 timeout-sec = <60>; 52 status = "okay"; 53}; 54 55&scif_clk { 56 clock-frequency = <24000000>; 57}; 58