1// SPDX-License-Identifier: (GPL-2.0 or MIT) 2/* 3 * Device Tree Source for the Spider CPU board 4 * 5 * Copyright (C) 2021 Renesas Electronics Corp. 6 */ 7 8#include "r8a779f0.dtsi" 9 10/ { 11 model = "Renesas Spider CPU board"; 12 compatible = "renesas,spider-cpu", "renesas,r8a779f0"; 13 14 memory@48000000 { 15 device_type = "memory"; 16 /* first 128MB is reserved for secure area. */ 17 reg = <0x0 0x48000000 0x0 0x78000000>; 18 }; 19 20 memory@480000000 { 21 device_type = "memory"; 22 reg = <0x4 0x80000000 0x0 0x80000000>; 23 }; 24}; 25 26&extal_clk { 27 clock-frequency = <20000000>; 28}; 29 30&extalr_clk { 31 clock-frequency = <32768>; 32}; 33 34&pfc { 35 pinctrl-0 = <&scif_clk_pins>; 36 pinctrl-names = "default"; 37 38 scif3_pins: scif3 { 39 groups = "scif3_data", "scif3_ctrl"; 40 function = "scif3"; 41 }; 42 43 scif_clk_pins: scif_clk { 44 groups = "scif_clk"; 45 function = "scif_clk"; 46 }; 47}; 48 49&rwdt { 50 timeout-sec = <60>; 51 status = "okay"; 52}; 53 54&scif3 { 55 pinctrl-0 = <&scif3_pins>; 56 pinctrl-names = "default"; 57 58 uart-has-rtscts; 59 status = "okay"; 60}; 61 62&scif_clk { 63 clock-frequency = <24000000>; 64}; 65