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