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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  * SPDX-License-Identifier:     GPL-2.0+
10  */
11
12 #ifndef __ARMCOREMODULE_H
13 #define __ARMCOREMODULE_H
14
15 #define CM_BASE                 0x10000000
16
17 /* CM registers common to all CMs */
18 /* Note that observed values after reboot into the ARM Boot Monitor
19    have been used as defaults, rather than the POR values */
20 #define OS_CTRL                 0x0000000C
21 #define CMMASK_REMAP            0x00000005      /* set remap & led           */
22 #define CMMASK_RESET            0x00000008
23 #define OS_LOCK                 0x00000014
24 #define CMVAL_LOCK1             0x0000A000      /* locking value             */
25 #define CMVAL_LOCK2             0x0000005F      /* locking value             */
26 #define CMVAL_UNLOCK            0x00000000      /* any value != CM_LOCKVAL   */
27 #define OS_SDRAM                0x00000020
28 #define OS_INIT                 0x00000024
29 #define CMMASK_MAP_SIMPLE       0xFFFDFFFF      /* simple mapping */
30 #define CMMASK_TCRAM_DISABLE    0xFFFEFFFF      /* TCRAM disabled */
31 #define CMMASK_LOWVEC           0x00000000      /* vectors @ 0x00000000 */
32 #define CMMASK_LE               0xFFFFFFF7      /* little endian */
33 #define CMMASK_CMxx6_COMMON     0x00000013      /* Common value for CMxx6 */
34                                                 /* - observed reset value of */
35                                                 /*   CM926EJ-S */
36                                                 /*   CM1136-EJ-S */
37
38 #if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
39 #define CMMASK_INIT_102 0x00000300              /* see CM102xx ref manual */
40                                                 /* - PLL test clock bypassed */
41                                                 /* - bus clock ratio 2 */
42                                                 /* - little endian */
43                                                 /* - vectors at zero */
44 #endif /* CM1022xx */
45
46 /* Determine CM characteristics */
47
48 #undef  CONFIG_CM_MULTIPLE_SSRAM
49 #undef  CONFIG_CM_SPD_DETECT
50 #undef  CONFIG_CM_REMAP
51 #undef  CONFIG_CM_INIT
52 #undef  CONFIG_CM_TCRAM
53
54 #if defined (CONFIG_CM946E_S) || defined (CONFIG_CM966E_S)
55 #define CONFIG_CM_MULTIPLE_SSRAM        /* CM has multiple SSRAM mapping */
56 #endif
57
58 /* Excalibur core module has reduced functionality */
59 #ifndef CONFIG_CM922T_XA10
60 #define CONFIG_CM_SPD_DETECT                    /* CM supports SPD query      */
61 #define OS_SPD                  0x00000100      /* Address of SPD data        */
62 #define CONFIG_CM_REMAP                         /* CM supports remapping      */
63 #define CONFIG_CM_INIT                          /* CM has initialization reg  */
64 #endif  /* NOT EXCALIBUR */
65
66 #if defined(CONFIG_CM926EJ_S)   || defined (CONFIG_CM946E_S)    || \
67     defined(CONFIG_CM966E_S)    || defined (CONFIG_CM1026EJ_S)  || \
68     defined(CONFIG_CM1136JF_S)
69 #define CONFIG_CM_TCRAM                         /* CM has TCRAM  */
70 #endif
71
72 #ifdef CONFIG_CM_SPD_DETECT
73 #define OS_SPD          0x00000100      /* The SDRAM SPD data is copied here */
74 #endif
75
76 #endif /* __ARMCOREMODULE_H */