board/freescale/mpc8569mds/law.c

   1 /*
   2  * Copyright 2009-2010 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  *0)   0x0000_0000   0x7fff_ffff     DDR                     2G
  34  *1)   0xa000_0000   0xbfff_ffff     PCIe MEM                512MB
  35  *-)   0xe000_0000   0xe00f_ffff     CCSR                    1M
  36  *2)   0xe280_0000   0xe2ff_ffff     PCIe I/O                8M
  37  *3)   0xc000_0000   0xdfff_ffff     SRIO                    512MB
  38  *4.a) 0xf000_0000   0xf3ff_ffff     SDRAM                   64MB
  39  *4.b) 0xf800_0000   0xf800_7fff     BCSR                    32KB
  40  *4.c) 0xf800_8000   0xf800_ffff     PIB (CS4)               32KB
  41  *4.d) 0xf801_0000   0xf801_7fff     PIB (CS5)               32KB
  42  *4.e) 0xfe00_0000   0xffff_ffff     Flash                   32MB
  43  *
  44  *Notes:
  45  *    CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
  46  *    If flash is 8M at default position (last 8M), no LAW needed.
  47  *
  48  */
  49
  50 struct law_entry law_table[] = {
  51 #ifndef CONFIG_SPD_EEPROM
  52         SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_1G, LAW_TRGT_IF_DDR),
  53 #endif
  54         SET_LAW(CONFIG_SYS_BCSR_BASE_PHYS, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
  55         SET_LAW(CONFIG_SYS_SRIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
  56 };
  57
  58 int num_law_entries = ARRAY_SIZE(law_table);