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include/armcoremodule.h
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/*
* (C) Copyright 2005
* ARM Ltd.
* Peter Pearse, <Peter.Pearse@arm.com>
* Configuration for ARM Core Modules.
* No standalonw port yet available
* - this file is included by both integratorap.h & integratorcp.h
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ARMCOREMODULE_H
#define __ARMCOREMODULE_H
#define CM_BASE 0x10000000
/* CM registers common to all CMs */
/* Note that observed values after reboot into the ARM Boot Monitor
have been used as defaults, rather than the POR values */
#define OS_CTRL 0x0000000C
#define CMMASK_REMAP 0x00000005 /* set remap & led */
#define CMMASK_RESET 0x00000008
#define OS_LOCK 0x00000014
#define CMVAL_LOCK1 0x0000A000 /* locking value */
#define CMVAL_LOCK2 0x0000005F /* locking value */
#define CMVAL_UNLOCK 0x00000000 /* any value != CM_LOCKVAL */
#define OS_SDRAM 0x00000020
#define OS_INIT 0x00000024
#define CMMASK_MAP_SIMPLE 0xFFFDFFFF /* simple mapping */
#define CMMASK_TCRAM_DISABLE 0xFFFEFFFF /* TCRAM disabled */
#define CMMASK_LOWVEC 0x00000000 /* vectors @ 0x00000000 */
#define CMMASK_LE 0xFFFFFFF7 /* little endian */
#define CMMASK_CMxx6_COMMON 0x00000013 /* Common value for CMxx6 */
/* - observed reset value of */
/* CM926EJ-S */
/* CM1136-EJ-S */
#if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
#define CMMASK_INIT_102 0x00000300 /* see CM102xx ref manual */
/* - PLL test clock bypassed */
/* - bus clock ratio 2 */
/* - little endian */
/* - vectors at zero */
#endif /* CM1022xx */
/* Determine CM characteristics */
#undef CONFIG_CM_MULTIPLE_SSRAM
#undef CONFIG_CM_SPD_DETECT
#undef CONFIG_CM_REMAP
#undef CONFIG_CM_INIT
#undef CONFIG_CM_TCRAM
#if defined (CONFIG_CM946E_S) || defined (CONFIG_CM966E_S)
#define CONFIG_CM_MULTIPLE_SSRAM /* CM has multiple SSRAM mapping */
#endif
/* Excalibur core module has reduced functionality */
#ifndef CONFIG_CM922T_XA10
#define CONFIG_CM_SPD_DETECT /* CM supports SPD query */
#define OS_SPD 0x00000100 /* Address of SPD data */
#define CONFIG_CM_REMAP /* CM supports remapping */
#define CONFIG_CM_INIT /* CM has initialization reg */
#endif /* NOT EXCALIBUR */
#if defined(CONFIG_CM926EJ_S) || defined (CONFIG_CM946E_S) || \
defined(CONFIG_CM966E_S) || defined (CONFIG_CM1026EJ_S) || \
defined(CONFIG_CM1136JF_S)
#define CONFIG_CM_TCRAM /* CM has TCRAM */
#endif
#ifdef CONFIG_CM_SPD_DETECT
#define OS_SPD 0x00000100 /* The SDRAM SPD data is copied here */
#endif
#endif /* __ARMCOREMODULE_H */
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