mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 02:08:38 +00:00
859a86a25c
With the new LAW interface (set_next_law) we can move to letting the system allocate which LAWs are used for what purpose. This makes life a bit easier going forward with the new DDR code. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Andy Fleming <afleming@freescale.com> Acked-by: Jon Loeliger <jdl@freescale.com> Acked-by: Becky Bruce <becky.bruce@freescale.com>
58 lines
2.2 KiB
C
58 lines
2.2 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
|
|
* 0xc000_0000 0xdfff_ffff RapidIO 512M
|
|
* 0xe000_0000 0xe000_ffff CCSR 1M
|
|
* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
|
|
* 0xf000_0000 0xf7ff_ffff SDRAM 128M
|
|
* 0xf800_0000 0xf80f_ffff BCSR 1M
|
|
* 0xff00_0000 0xffff_ffff FLASH (boot bank) 16M
|
|
*
|
|
* Notes:
|
|
* CCSRBAR and L2-as-SRAM 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[] = {
|
|
#ifndef CONFIG_SPD_EEPROM
|
|
SET_LAW(CFG_DDR_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_DDR),
|
|
#endif
|
|
SET_LAW(CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
|
|
/* This is not so much the SDRAM map as it is the whole localbus map. */
|
|
SET_LAW(CFG_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
|
|
SET_LAW(CFG_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI),
|
|
SET_LAW(CFG_RIO_MEM_BASE, LAWAR_SIZE_512M, LAW_TRGT_IF_RIO),
|
|
};
|
|
|
|
int num_law_entries = ARRAY_SIZE(law_table);
|