uboot/include/armcoremodule.h
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   1/*
   2 * (C) Copyright 2005
   3 * ARM Ltd.
   4 * Peter Pearse, <Peter.Pearse@arm.com>
   5 * Configuration for ARM Core Modules.
   6 * No standalonw port yet available
   7 * - this file is included by both integratorap.h & integratorcp.h
   8 *
   9 * See file CREDITS for list of people who contributed to this
  10 * project.
  11 *
  12 * This program is free software; you can redistribute it and/or
  13 * modify it under the terms of the GNU General Public License as
  14 * published by the Free Software Foundation; either version 2 of
  15 * the License, or (at your option) any later version.
  16 *
  17 * This program is distributed in the hope that it will be useful,
  18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 * GNU General Public License for more details.
  21 *
  22 * You should have received a copy of the GNU General Public License
  23 * along with this program; if not, write to the Free Software
  24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25 * MA 02111-1307 USA
  26 */
  27
  28#ifndef __ARMCOREMODULE_H
  29#define __ARMCOREMODULE_H
  30
  31#define CM_BASE         0x10000000
  32
  33/* CM registers common to all CMs */
  34/* Note that observed values after reboot into the ARM Boot Monitor
  35   have been used as defaults, rather than the POR values */
  36#define OS_CTRL                 0x0000000C
  37#define CMMASK_REMAP            0x00000005      /* set remap & led           */
  38#define CMMASK_RESET            0x00000008
  39#define OS_LOCK                 0x00000014
  40#define CMVAL_LOCK1             0x0000A000      /* locking value             */
  41#define CMVAL_LOCK2             0x0000005F      /* locking value             */
  42#define CMVAL_UNLOCK            0x00000000      /* any value != CM_LOCKVAL   */
  43#define OS_SDRAM                0x00000020
  44#define OS_INIT                 0x00000024
  45#define CMMASK_MAP_SIMPLE       0xFFFDFFFF      /* simple mapping */
  46#define CMMASK_TCRAM_DISABLE    0xFFFEFFFF      /* TCRAM disabled */
  47#define CMMASK_LOWVEC           0x00000000      /* vectors @ 0x00000000 */
  48#define CMMASK_LE               0xFFFFFFF7      /* little endian */
  49#define CMMASK_CMxx6_COMMON     0x00000013      /* Common value for CMxx6 */
  50                                                /* - observed reset value of */
  51                                                /*   CM926EJ-S */
  52                                                /*   CM1136-EJ-S */
  53
  54#if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
  55#define CMMASK_INIT_102 0x00000300              /* see CM102xx ref manual */
  56                                                /* - PLL test clock bypassed */
  57                                                /* - bus clock ratio 2 */
  58                                                /* - little endian */
  59                                                /* - vectors at zero */
  60#endif /* CM1022xx */
  61
  62/* Determine CM characteristics */
  63
  64#undef  CONFIG_CM_MULTIPLE_SSRAM
  65#undef  CONFIG_CM_SPD_DETECT
  66#undef  CONFIG_CM_REMAP
  67#undef  CONFIG_CM_INIT
  68#undef  CONFIG_CM_TCRAM
  69
  70#if defined (CONFIG_CM946E_S) || defined (CONFIG_CM966E_S)
  71#define CONFIG_CM_MULTIPLE_SSRAM        /* CM has multiple SSRAM mapping */
  72#endif
  73
  74/* Excalibur core module has reduced functionality */
  75#ifndef CONFIG_CM922T_XA10
  76#define CONFIG_CM_SPD_DETECT                    /* CM supports SPD query      */
  77#define OS_SPD                  0x00000100      /* Address of SPD data        */
  78#define CONFIG_CM_REMAP                         /* CM supports remapping      */
  79#define CONFIG_CM_INIT                          /* CM has initialization reg  */
  80#endif  /* NOT EXCALIBUR */
  81
  82#if defined(CONFIG_CM926EJ_S)   || defined (CONFIG_CM946E_S)    || \
  83    defined(CONFIG_CM966E_S)    || defined (CONFIG_CM1026EJ_S)  || \
  84    defined(CONFIG_CM1136JF_S)
  85#define CONFIG_CM_TCRAM                         /* CM has TCRAM  */
  86#endif
  87
  88#ifdef CONFIG_CM_SPD_DETECT
  89#define OS_SPD          0x00000100      /* The SDRAM SPD data is copied here */
  90#endif
  91
  92#endif /* __ARMCOREMODULE_H */
  93