1/* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * (C) Copyright 2009-2015 7 * Daniel Gorsulowski <daniel.gorsulowski@esd.eu> 8 * esd electronic system design gmbh <www.esd.eu> 9 * 10 * Configuation settings for the esd MEESC board. 11 * 12 * SPDX-License-Identifier: GPL-2.0+ 13 */ 14 15#ifndef __CONFIG_H 16#define __CONFIG_H 17 18/* 19 * SoC must be defined first, before hardware.h is included. 20 * In this case SoC is defined in boards.cfg. 21 */ 22#include <asm/hardware.h> 23 24/* 25 * Warning: changing CONFIG_SYS_TEXT_BASE requires 26 * adapting the initial boot program. 27 * Since the linker has to swallow that define, we must use a pure 28 * hex number here! 29 */ 30#define CONFIG_SYS_TEXT_BASE 0x21F00000 31 32/* 33 * since a number of boards are not being listed in linux 34 * arch/arm/tools/mach-types any more, the mach-types have to be 35 * defined here 36 */ 37#define MACH_TYPE_MEESC 2165 38#define MACH_TYPE_ETHERCAN2 2407 39 40/* ARM asynchronous clock */ 41#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */ 42#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */ 43 44/* Misc CPU related */ 45#define CONFIG_SKIP_LOWLEVEL_INIT 46#define CONFIG_ARCH_CPU_INIT 47#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */ 48#define CONFIG_SETUP_MEMORY_TAGS 49#define CONFIG_INITRD_TAG 50#define CONFIG_SERIAL_TAG 51#define CONFIG_REVISION_TAG 52#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 53#define CONFIG_MISC_INIT_R /* Call misc_init_r */ 54 55#define CONFIG_DISPLAY_BOARDINFO /* call checkboard() */ 56#define CONFIG_DISPLAY_CPUINFO /* display cpu info and speed */ 57#define CONFIG_PREBOOT /* enable preboot variable */ 58 59/* 60 * Hardware drivers 61 */ 62 63/* general purpose I/O */ 64#define CONFIG_AT91_GPIO 65 66/* Console output */ 67#define CONFIG_ATMEL_USART 68#define CONFIG_USART_BASE ATMEL_BASE_DBGU 69#define CONFIG_USART_ID ATMEL_ID_SYS 70#define CONFIG_BAUDRATE 115200 71 72/* 73 * BOOTP options 74 */ 75#define CONFIG_BOOTP_BOOTFILESIZE 76#define CONFIG_BOOTP_BOOTPATH 77#define CONFIG_BOOTP_GATEWAY 78#define CONFIG_BOOTP_HOSTNAME 79 80/* 81 * Command line configuration. 82 */ 83 84#ifdef CONFIG_SYS_USE_NANDFLASH 85#define CONFIG_CMD_NAND 86#endif 87 88/* LED */ 89#define CONFIG_AT91_LED 90 91/* 92 * SDRAM: 1 bank, min 32, max 128 MB 93 * Initialized before u-boot gets started. 94 */ 95#define PHYS_SDRAM ATMEL_BASE_CS1 /* 0x20000000 */ 96#define PHYS_SDRAM_SIZE 0x02000000 /* 32 MByte */ 97 98#define CONFIG_NR_DRAM_BANKS 1 99#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM 100#define CONFIG_SYS_SDRAM_SIZE PHYS_SDRAM_SIZE 101 102#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000) 103#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000) 104#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000) 105 106/* 107 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 108 * leaving the correct space for initial global data structure above 109 * that address while providing maximum stack area below. 110 */ 111#define CONFIG_SYS_INIT_SP_ADDR \ 112 (ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE) 113 114/* DataFlash */ 115#ifdef CONFIG_SYS_USE_DATAFLASH 116# define CONFIG_ATMEL_DATAFLASH_SPI 117# define CONFIG_HAS_DATAFLASH 118# define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 119# define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 120# define AT91_SPI_CLK 15000000 121# define DATAFLASH_TCSS (0x1a << 16) 122# define DATAFLASH_TCHS (0x1 << 24) 123#endif 124 125/* NOR flash is not populated, disable it */ 126#define CONFIG_SYS_NO_FLASH 127 128/* NAND flash */ 129#ifdef CONFIG_CMD_NAND 130# define CONFIG_NAND_ATMEL 131# define CONFIG_SYS_MAX_NAND_DEVICE 1 132# define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 /* 0x40000000 */ 133# define CONFIG_SYS_NAND_DBW_8 134# define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 135# define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 136# define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(15) 137# define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PA(22) 138#endif 139 140/* Ethernet */ 141#define CONFIG_MACB 142#define CONFIG_RMII 143#define CONFIG_NET_RETRY_COUNT 20 144#undef CONFIG_RESET_PHY_R 145 146/* hw-controller addresses */ 147#define CONFIG_ET1100_BASE 0x70000000 148 149#ifdef CONFIG_SYS_USE_DATAFLASH 150 151/* bootstrap + u-boot + env in dataflash on CS0 */ 152# define CONFIG_ENV_IS_IN_DATAFLASH 153# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ 154 0x8400) 155# define CONFIG_ENV_OFFSET 0x4200 156# define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ 157 CONFIG_ENV_OFFSET) 158# define CONFIG_ENV_SIZE 0x4200 159 160#elif CONFIG_SYS_USE_NANDFLASH 161 162/* bootstrap + u-boot + env + linux in nandflash */ 163# define CONFIG_ENV_IS_IN_NAND 1 164# define CONFIG_ENV_OFFSET 0xC0000 165# define CONFIG_ENV_SIZE 0x20000 166 167#endif 168 169#define CONFIG_SYS_CBSIZE 512 170#define CONFIG_SYS_MAXARGS 16 171#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 172 sizeof(CONFIG_SYS_PROMPT) + 16) 173#define CONFIG_SYS_LONGHELP 174#define CONFIG_CMDLINE_EDITING 175#define CONFIG_AUTO_COMPLETE 176 177/* 178 * Size of malloc() pool 179 */ 180#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ 181 128*1024, 0x1000) 182 183#endif 184