Linus Walleij | 717b0a8 | 2012-08-04 05:21:28 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2012 |
| 3 | * Linaro |
| 4 | * Linus Walleij <linus.walleij@linaro.org> |
| 5 | * Common ARM Integrator configuration settings |
| 6 | * |
| 7 | * See file CREDITS for list of people who contributed to this |
| 8 | * project. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU General Public License as |
| 12 | * published by the Free Software Foundation; either version 2 of |
| 13 | * the License, or (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 23 | * MA 02111-1307 USA |
| 24 | */ |
| 25 | |
| 26 | #define CONFIG_INTEGRATOR |
| 27 | |
| 28 | #define CONFIG_SYS_TEXT_BASE 0x01000000 |
| 29 | #define CONFIG_SYS_MEMTEST_START 0x100000 |
| 30 | #define CONFIG_SYS_MEMTEST_END 0x10000000 |
| 31 | #define CONFIG_SYS_HZ 1000 |
| 32 | #define CONFIG_SYS_TIMERBASE 0x13000100 /* Timer1 */ |
| 33 | #define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */ |
| 34 | #define CONFIG_SYS_LONGHELP |
| 35 | #define CONFIG_SYS_HUSH_PARSER |
| 36 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size*/ |
| 37 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) |
| 38 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| 39 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/ |
| 40 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) /* Size of malloc() pool */ |
| 41 | |
| 42 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ |
| 43 | #define CONFIG_SETUP_MEMORY_TAGS |
| 44 | #define CONFIG_MISC_INIT_R /* call misc_init_r during start up */ |
| 45 | |
| 46 | /* |
| 47 | * There are various dependencies on the core module (CM) fitted |
| 48 | * Users should refer to their CM user guide |
| 49 | */ |
| 50 | #include "armcoremodule.h" |
| 51 | |
| 52 | /* |
| 53 | * Initialize and remap the core module, use SPD to detect memory size |
| 54 | * If CONFIG_SKIP_LOWLEVEL_INIT is not defined & |
| 55 | * the core module has a CM_INIT register |
| 56 | * then the U-Boot initialisation code will |
| 57 | * e.g. ARM Boot Monitor or pre-loader is repeated once |
| 58 | * (to re-initialise any existing CM_INIT settings to safe values). |
| 59 | * |
| 60 | * This is usually not the desired behaviour since the platform |
| 61 | * will either reboot into the ARM monitor (or pre-loader) |
| 62 | * or continuously cycle thru it without U-Boot running, |
| 63 | * depending upon the setting of Integrator/CP switch S2-4. |
| 64 | * |
| 65 | * However it may be needed if Integrator/CP switch S2-1 |
| 66 | * is set OFF to boot direct into U-Boot. |
| 67 | * In that case comment out the line below. |
| 68 | */ |
| 69 | #define CONFIG_CM_INIT |
| 70 | #define CONFIG_CM_REMAP |
| 71 | #define CONFIG_CM_SPD_DETECT |
| 72 | |
| 73 | /* |
| 74 | * The ARM boot monitor initializes the board. |
| 75 | * However, the default U-Boot code also performs the initialization. |
| 76 | * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT |
| 77 | * - see documentation supplied with board for details of how to choose the |
| 78 | * image to run at reset/power up |
| 79 | * e.g. whether the ARM Boot Monitor runs before U-Boot |
| 80 | */ |
| 81 | /* #define CONFIG_SKIP_LOWLEVEL_INIT */ |
| 82 | |
| 83 | /* |
| 84 | * The ARM boot monitor does not relocate U-Boot. |
| 85 | * However, the default U-Boot code performs the relocation check, |
| 86 | * and may relocate the code if the memory map is changed. |
| 87 | * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT |
| 88 | */ |
| 89 | /* #define SKIP_CONFIG_RELOCATE_UBOOT */ |
| 90 | |
| 91 | |
| 92 | /* |
| 93 | * Physical Memory Map |
| 94 | */ |
| 95 | #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ |
| 96 | #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ |
| 97 | #define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */ |
| 98 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| 99 | #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE |
| 100 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \ |
| 101 | CONFIG_SYS_INIT_RAM_SIZE - \ |
| 102 | GENERATED_GBL_DATA_SIZE) |
| 103 | #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET |