board/freescale/mpc8569mds/law.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2009-2011 Freescale Semiconductor, Inc.
   4  *
   5  * (C) Copyright 2000
   6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   7  */
   8
   9 #include <common.h>
  10 #include <asm/fsl_law.h>
  11 #include <asm/mmu.h>
  12
  13 /*
  14  * LAW(Local Access Window) configuration:
  15  *
  16  *0)   0x0000_0000   0x7fff_ffff     DDR                     2G
  17  *1)   0xa000_0000   0xbfff_ffff     PCIe MEM                512MB
  18  *-)   0xe000_0000   0xe00f_ffff     CCSR                    1M
  19  *2)   0xe280_0000   0xe2ff_ffff     PCIe I/O                8M
  20  *3)   0xc000_0000   0xdfff_ffff     SRIO                    512MB
  21  *4.a) 0xf000_0000   0xf3ff_ffff     SDRAM                   64MB
  22  *4.b) 0xf800_0000   0xf800_7fff     BCSR                    32KB
  23  *4.c) 0xf800_8000   0xf800_ffff     PIB (CS4)               32KB
  24  *4.d) 0xf801_0000   0xf801_7fff     PIB (CS5)               32KB
  25  *4.e) 0xfe00_0000   0xffff_ffff     Flash                   32MB
  26  *
  27  *Notes:
  28  *    CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
  29  *    If flash is 8M at default position (last 8M), no LAW needed.
  30  *
  31  */
  32
  33 struct law_entry law_table[] = {
  34 #ifndef CONFIG_SPD_EEPROM
  35         SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_1G, LAW_TRGT_IF_DDR),
  36 #endif
  37         SET_LAW(CONFIG_SYS_BCSR_BASE_PHYS, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
  38 };
  39
  40 int num_law_entries = ARRAY_SIZE(law_table);