u-boot/board/freescale/mpc8641hpcn/law.c
Becky Bruce 4933b91f8a 86xx: Support new law setup method and convert mpc8641
Adds the support code in cpu/mpc86xx for the new law setup code
recently created fsl_law.c, and changes the MPC8641HPCN config
to use this code.

Signed-off-by: Becky Bruce <becky.bruce@freescale.com>
2008-01-24 12:12:30 -06:00

64 lines
2.5 KiB
C

/*
* Copyright 2008 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <asm/fsl_law.h>
#include <asm/mmu.h>
/*
* LAW(Local Access Window) configuration:
*
* 0x0000_0000 0x7fff_ffff DDR 2G
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xa000_0000 0xbfff_ffff PCI2 MEM 512M
* 0xc000_0000 0xdfff_ffff RapidIO 512M
* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
* 0xe300_0000 0xe3ff_ffff PCI2 IO 16M
* 0xf800_0000 0xf80f_ffff CCSRBAR 1M
* 0xf810_0000 0xf81f_ffff PIXIS 1M
* 0xfe00_0000 0xffff_ffff FLASH (boot bank) 32M
*
* Notes:
* CCSRBAR don't need a configured Local Access Window.
* If flash is 8M at default position (last 8M), no LAW needed.
*/
struct law_entry law_table[] = {
#if !defined(CONFIG_SPD_EEPROM)
SET_LAW_ENTRY(1, CFG_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
#endif
SET_LAW_ENTRY(2, CFG_PCI1_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1),
SET_LAW_ENTRY(3, CFG_PCI2_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
SET_LAW_ENTRY(4, PIXIS_BASE, LAW_SIZE_2M, LAW_TRGT_IF_LBC),
SET_LAW_ENTRY(5, CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI_1),
SET_LAW_ENTRY(6, CFG_PCI2_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI_2),
SET_LAW_ENTRY(7, (CFG_FLASH_BASE & 0xfe000000), LAW_SIZE_32M, LAW_TRGT_IF_LBC),
#if !defined(CONFIG_SPD_EEPROM)
SET_LAW_ENTRY(8, CFG_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_2),
#endif
SET_LAW_ENTRY(9, CFG_RIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO)
};
int num_law_entries = ARRAY_SIZE(law_table);