1/* 2 * dts file for Hisilicon HiKey Development Board 3 * 4 * Copyright (C) 2015, Hisilicon Ltd. 5 * 6 */ 7 8/dts-v1/; 9 10#include "hi6220.dtsi" 11#include "hikey-pinctrl.dtsi" 12 13/ { 14 model = "HiKey Development Board"; 15 compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220"; 16 17 aliases { 18 serial0 = &uart0; /* On board UART0 */ 19 serial1 = &uart1; /* BT UART */ 20 serial2 = &uart2; /* LS Expansion UART0 */ 21 serial3 = &uart3; /* LS Expansion UART1 */ 22 }; 23 24 chosen { 25 stdout-path = "serial3:115200n8"; 26 }; 27 28 /* 29 * Reserve below regions from memory node: 30 * 31 * 0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using 32 * 0x06df,f000 - 0x06df,ffff: Mailbox message data 33 * 0x0740,f000 - 0x0740,ffff: MCU firmware section 34 * 0x3e00,0000 - 0x3fff,ffff: OP-TEE 35 */ 36 memory@0 { 37 device_type = "memory"; 38 reg = <0x00000000 0x00000000 0x00000000 0x05e00000>, 39 <0x00000000 0x05f00000 0x00000000 0x00eff000>, 40 <0x00000000 0x06e00000 0x00000000 0x0060f000>, 41 <0x00000000 0x07410000 0x00000000 0x36bf0000>; 42 }; 43 44 soc { 45 spi0: spi@f7106000 { 46 status = "ok"; 47 }; 48 49 i2c0: i2c@f7100000 { 50 status = "ok"; 51 }; 52 53 i2c1: i2c@f7101000 { 54 status = "ok"; 55 }; 56 57 uart1: uart@f7111000 { 58 status = "ok"; 59 }; 60 61 uart2: uart@f7112000 { 62 status = "ok"; 63 }; 64 65 uart3: uart@f7113000 { 66 status = "ok"; 67 }; 68 }; 69}; 70 71&uart2 { 72 label = "LS-UART0"; 73}; 74&uart3 { 75 label = "LS-UART1"; 76}; 77