1 /* 2 * (C) Copyright 2012 3 * Linaro 4 * Linus Walleij <linus.walleij@linaro.org> 5 * Common ARM Integrator configuration settings 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #define CONFIG_INTEGRATOR 11 12 #define CONFIG_SYS_TEXT_BASE 0x01000000 13 #define CONFIG_SYS_MEMTEST_START 0x100000 14 #define CONFIG_SYS_MEMTEST_END 0x10000000 15 #define CONFIG_SYS_TIMERBASE 0x13000100 /* Timer1 */ 16 #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */ 17 #define CONFIG_SYS_LONGHELP 18 #define CONFIG_SYS_HUSH_PARSER 19 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ 20 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) 21 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 22 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/ 23 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) /* Size of malloc() pool */ 24 25 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 26 #define CONFIG_SETUP_MEMORY_TAGS 27 #define CONFIG_OF_LIBFDT /* enable passing a Device Tree */ 28 #define CONFIG_MISC_INIT_R /* call misc_init_r during start up */ 29 #define CONFIG_SYS_GENERIC_BOARD 30 31 /* 32 * There are various dependencies on the core module (CM) fitted 33 * Users should refer to their CM user guide 34 */ 35 #include "armcoremodule.h" 36 37 /* 38 * Initialize and remap the core module, use SPD to detect memory size 39 * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & 40 * the core module has a CM_INIT register 41 * then the U-Boot initialisation code will 42 * e.g. ARM Boot Monitor or pre-loader is repeated once 43 * (to re-initialise any existing CM_INIT settings to safe values). 44 * 45 * This is usually not the desired behaviour since the platform 46 * will either reboot into the ARM monitor (or pre-loader) 47 * or continuously cycle thru it without U-Boot running, 48 * depending upon the setting of Integrator/CP switch S2-4. 49 * 50 * However it may be needed if Integrator/CP switch S2-1 51 * is set OFF to boot direct into U-Boot. 52 * In that case comment out the line below. 53 */ 54 #define CONFIG_CM_INIT 55 #define CONFIG_CM_REMAP 56 #define CONFIG_CM_SPD_DETECT 57 58 /* 59 * The ARM boot monitor initializes the board. 60 * However, the default U-Boot code also performs the initialization. 61 * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT 62 * - see documentation supplied with board for details of how to choose the 63 * image to run at reset/power up 64 * e.g. whether the ARM Boot Monitor runs before U-Boot 65 */ 66 /* #define CONFIG_SKIP_LOWLEVEL_INIT */ 67 68 /* 69 * The ARM boot monitor does not relocate U-Boot. 70 * However, the default U-Boot code performs the relocation check, 71 * and may relocate the code if the memory map is changed. 72 * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT 73 */ 74 /* #define SKIP_CONFIG_RELOCATE_UBOOT */ 75 76 77 /* 78 * Physical Memory Map 79 */ 80 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 81 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 82 #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ 83 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 84 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE 85 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ 86 CONFIG_SYS_INIT_RAM_SIZE - \ 87 GENERATED_GBL_DATA_SIZE) 88 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET 89 90 /* 91 * FLASH and environment organization 92 * Top varies according to amount fitted 93 * Reserve top 4 blocks of flash 94 * - ARM Boot Monitor 95 * - Unused 96 * - SIB block 97 * - U-Boot environment 98 */ 99 #define CONFIG_CMD_FLASH 100 #define CONFIG_CMD_ARMFLASH 101 #define CONFIG_SYS_FLASH_CFI 1 102 #define CONFIG_FLASH_CFI_DRIVER 1 103 #define CONFIG_SYS_FLASH_BASE 0x24000000 104 #define CONFIG_SYS_MAX_FLASH_BANKS 1 105 106 /* Timeout values in ticks */ 107 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */ 108 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */ 109 #define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */ 110 #define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */ 111