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  • Committer: Bazaar Package Importer
  • Author(s): Oliver Grawert
  • Date: 2010-03-22 15:06:23 UTC
  • Revision ID: james.westby@ubuntu.com-20100322150623-i21g8rgiyl5dohag
Tags: upstream-2010.3git20100315
Import upstream version 2010.3git20100315

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board/freescale/mpc8641hpcn/law.c
 
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/*
 
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 * Copyright 2008 Freescale Semiconductor, Inc.
 
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 *
 
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 * (C) Copyright 2000
 
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 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 
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 *
 
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 * See file CREDITS for list of people who contributed to this
 
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 * project.
 
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 *
 
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 * This program is free software; you can redistribute it and/or
 
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 * modify it under the terms of the GNU General Public License as
 
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 * published by the Free Software Foundation; either version 2 of
 
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 * the License, or (at your option) any later version.
 
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 *
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 
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 * MA 02111-1307 USA
 
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 */
 
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#include <common.h>
 
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#include <asm/fsl_law.h>
 
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#include <asm/mmu.h>
 
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/*
 
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 * LAW(Local Access Window) configuration:
 
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 *
 
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 * 0x0000_0000     0x7fff_ffff     DDR                     2G
 
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 * if PCI (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
 
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 * 0x8000_0000     0x9fff_ffff     PCI1 MEM                512M
 
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 * 0xa000_0000     0xbfff_ffff     PCI2 MEM                512M
 
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 * else if RIO (prepend 0xc_0000_0000 if CONFIG_PHYS_64BIT)
 
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 * 0x8000_0000     0x9fff_ffff     RapidIO                 512M
 
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 * endif
 
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 * (prepend 0xf_0000_0000 if CONFIG_PHYS_64BIT)
 
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 * 0xffc0_0000     0xffc0_ffff     PCI1 IO                 64K
 
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 * 0xffc1_0000     0xffc1_ffff     PCI2 IO                 64K
 
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 * 0xffe0_0000     0xffef_ffff     CCSRBAR                 1M
 
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 * 0xffdf_0000     0xffe0_0000     PIXIS, CF               64K
 
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 * 0xef80_0000     0xefff_ffff     FLASH (boot bank)       8M
 
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 *
 
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 * Notes:
 
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 *    CCSRBAR doesn't need a configured Local Access Window.
 
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 *    If flash is 8M at default position (last 8M), no LAW needed.
 
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 */
 
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struct law_entry law_table[] = {
 
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#if !defined(CONFIG_SPD_EEPROM)
 
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        SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
 
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#endif
 
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#ifdef CONFIG_PCI
 
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        SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1),
 
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        SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
 
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        SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_1),
 
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        SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_2),
 
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#elif defined(CONFIG_RIO)
 
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        SET_LAW(CONFIG_SYS_RIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
 
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#endif
 
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        SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_LBC),
 
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        SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_8M, LAW_TRGT_IF_LBC),
 
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};
 
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int num_law_entries = ARRAY_SIZE(law_table);