blob: bd357b86670e72973214dfccb10005d41d6d352d [file] [log] [blame]
Becky Bruce4933b912008-01-23 16:31:01 -06001/*
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 0x7fff_ffff DDR 2G
Becky Bruce3111d322008-11-06 17:37:35 -060034 * if PCI (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
Becky Bruce4933b912008-01-23 16:31:01 -060035 * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
36 * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M
Becky Bruce3111d322008-11-06 17:37:35 -060037 * else if RIO (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
Becky Brucec759a012008-11-06 17:36:04 -060038 * 0x8000_0000 0x9fff_ffff RapidIO 512M
39 * endif
Becky Bruce3111d322008-11-06 17:37:35 -060040 * (prepend 0xf_0000_0000 if CONFIG_PHYS_64BIT)
Becky Brucec759a012008-11-06 17:36:04 -060041 * 0xffc0_0000 0xffc0_ffff PCI1 IO 64K
42 * 0xffc1_0000 0xffc1_ffff PCI2 IO 64K
43 * 0xffe0_0000 0xffef_ffff CCSRBAR 1M
44 * 0xffdf_0000 0xffe0_0000 PIXIS, CF 64K
45 * 0xef80_0000 0xefff_ffff FLASH (boot bank) 8M
Becky Bruce4933b912008-01-23 16:31:01 -060046 *
47 * Notes:
Becky Brucec759a012008-11-06 17:36:04 -060048 * CCSRBAR doesn't need a configured Local Access Window.
Becky Bruce4933b912008-01-23 16:31:01 -060049 * If flash is 8M at default position (last 8M), no LAW needed.
50 */
51
52struct law_entry law_table[] = {
53#if !defined(CONFIG_SPD_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020054 SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
Becky Bruce4933b912008-01-23 16:31:01 -060055#endif
Becky Bruceaf5d1002008-10-31 17:14:14 -050056#ifdef CONFIG_PCI
Becky Bruce3111d322008-11-06 17:37:35 -060057 SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1),
58 SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
Becky Brucec759a012008-11-06 17:36:04 -060059 SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_1),
60 SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_2),
Becky Bruceaf5d1002008-10-31 17:14:14 -050061#elif defined(CONFIG_RIO)
62 SET_LAW(CONFIG_SYS_RIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
63#endif
Becky Bruce3111d322008-11-06 17:37:35 -060064 SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_LBC),
65 SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_8M, LAW_TRGT_IF_LBC),
Becky Bruce4933b912008-01-23 16:31:01 -060066};
67
68int num_law_entries = ARRAY_SIZE(law_table);