| Alex Dubov | 663633a | 2011-01-23 21:59:10 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008 Freescale Semiconductor, Inc. |
| 3 | * |
| 4 | * (C) Copyright 2000 |
| 5 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 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 | #include <common.h> |
| 27 | #include <asm/fsl_law.h> |
| 28 | #include <asm/mmu.h> |
| 29 | |
| 30 | /* |
| 31 | * LAW(Local Access Window) configuration: |
| 32 | * |
| 33 | * 0x0000_0000 0x1fff_ffff DDR SYS_SDRAM_SIZE |
| 34 | * 0xc000_0000 0xdfff_ffff RapidIO (set elsewhere) 512M |
| 35 | * 0xe000_0000 0xe000_ffff CCSR (set elsewhere) 1M |
| 36 | * 0xf000_0000 0xffff_ffff LBC options + FLASH 256M |
| 37 | * |
| 38 | * Notes: |
| 39 | * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. |
| 40 | * If flash is 8M at default position (last 8M), no LAW needed. |
| 41 | * |
| 42 | * LAW 0 is reserved for boot mapping |
| 43 | */ |
| 44 | |
| 45 | struct law_entry law_table[] = { |
| 46 | SET_LAW(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_SDRAM_SIZE_LOG - 1, |
| 47 | LAW_TRGT_IF_DDR_1), |
| 48 | SET_LAW(CONFIG_SYS_LBC_OPTION_BASE_PHYS, LAW_SIZE_256M, |
| 49 | LAW_TRGT_IF_LBC) |
| 50 | }; |
| 51 | |
| 52 | int num_law_entries = ARRAY_SIZE(law_table); |