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