summaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-omap/cpu.h
blob: 1119e2b53e724fb9773c35dcaf793cc7b7df62e0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
/*
 * linux/include/asm-arm/arch-omap/cpu.h
 *
 * OMAP cpu type detection
 *
 * Copyright (C) 2004 Nokia Corporation
 *
 * Written by Tony Lindgren <tony.lindgren@nokia.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#ifndef __ASM_ARCH_OMAP_CPU_H
#define __ASM_ARCH_OMAP_CPU_H

extern unsigned int system_rev;

#define OMAP_DIE_ID_0		0xfffe1800
#define OMAP_DIE_ID_1		0xfffe1804
#define OMAP_PRODUCTION_ID_0	0xfffe2000
#define OMAP_PRODUCTION_ID_1	0xfffe2004
#define OMAP32_ID_0		0xfffed400
#define OMAP32_ID_1		0xfffed404

/*
 * Test if multicore OMAP support is needed
 */
#undef MULTI_OMAP1
#undef MULTI_OMAP2
#undef OMAP_NAME

#ifdef CONFIG_ARCH_OMAP730
# ifdef OMAP_NAME
#  undef  MULTI_OMAP1
#  define MULTI_OMAP1
# else
#  define OMAP_NAME omap730
# endif
#endif
#ifdef CONFIG_ARCH_OMAP1510
# ifdef OMAP_NAME
#  undef  MULTI_OMAP1
#  define MULTI_OMAP1
# else
#  define OMAP_NAME omap1510
# endif
#endif
#ifdef CONFIG_ARCH_OMAP16XX
# ifdef OMAP_NAME
#  undef  MULTI_OMAP1
#  define MULTI_OMAP1
# else
#  define OMAP_NAME omap16xx
# endif
#endif
#ifdef CONFIG_ARCH_OMAP24XX
# if (defined(OMAP_NAME) || defined(MULTI_OMAP1))
#  error "OMAP1 and OMAP2 can't be selected at the same time"
# else
#  undef  MULTI_OMAP2
#  define OMAP_NAME omap24xx
# endif
#endif

/*
 * Macros to group OMAP into cpu classes.
 * These can be used in most places.
 * cpu_is_omap7xx():	True for OMAP730
 * cpu_is_omap15xx():	True for OMAP1510 and OMAP5910
 * cpu_is_omap16xx():	True for OMAP1610, OMAP5912 and OMAP1710
 * cpu_is_omap24xx():	True for OMAP2420
 */
#define GET_OMAP_CLASS	(system_rev & 0xff)

#define IS_OMAP_CLASS(class, id)			\
static inline int is_omap ##class (void)		\
{							\
	return (GET_OMAP_CLASS == (id)) ? 1 : 0;	\
}

IS_OMAP_CLASS(7xx, 0x07)
IS_OMAP_CLASS(15xx, 0x15)
IS_OMAP_CLASS(16xx, 0x16)
IS_OMAP_CLASS(24xx, 0x24)

#define cpu_is_omap7xx()		0
#define cpu_is_omap15xx()		0
#define cpu_is_omap16xx()		0
#define cpu_is_omap24xx()		0

#if defined(MULTI_OMAP1)
# if defined(CONFIG_ARCH_OMAP730)
#  undef  cpu_is_omap7xx
#  define cpu_is_omap7xx()		is_omap7xx()
# endif
# if defined(CONFIG_ARCH_OMAP1510)
#  undef  cpu_is_omap15xx
#  define cpu_is_omap15xx()		is_omap15xx()
# endif
# if defined(CONFIG_ARCH_OMAP16XX)
#  undef  cpu_is_omap16xx
#  define cpu_is_omap16xx()		is_omap16xx()
# endif
#else
# if defined(CONFIG_ARCH_OMAP730)
#  undef  cpu_is_omap7xx
#  define cpu_is_omap7xx()		1
# endif
# if defined(CONFIG_ARCH_OMAP1510)
#  undef  cpu_is_omap15xx
#  define cpu_is_omap15xx()		1
# endif
# if defined(CONFIG_ARCH_OMAP16XX)
#  undef  cpu_is_omap16xx
#  define cpu_is_omap16xx()		1
# endif
# if defined(CONFIG_ARCH_OMAP24XX)
#  undef  cpu_is_omap24xx
#  define cpu_is_omap24xx()		1
# endif
#endif

/*
 * Macros to detect individual cpu types.
 * These are only rarely needed.
 * cpu_is_omap730():	True for OMAP730
 * cpu_is_omap1510():	True for OMAP1510
 * cpu_is_omap1610():	True for OMAP1610
 * cpu_is_omap1611():	True for OMAP1611
 * cpu_is_omap5912():	True for OMAP5912
 * cpu_is_omap1621():	True for OMAP1621
 * cpu_is_omap1710():	True for OMAP1710
 * cpu_is_omap2420():	True for OMAP2420
 */
#define GET_OMAP_TYPE	((system_rev >> 16) & 0xffff)

#define IS_OMAP_TYPE(type, id)				\
static inline int is_omap ##type (void)			\
{							\
	return (GET_OMAP_TYPE == (id)) ? 1 : 0;		\
}

IS_OMAP_TYPE(730, 0x0730)
IS_OMAP_TYPE(1510, 0x1510)
IS_OMAP_TYPE(1610, 0x1610)
IS_OMAP_TYPE(1611, 0x1611)
IS_OMAP_TYPE(5912, 0x1611)
IS_OMAP_TYPE(1621, 0x1621)
IS_OMAP_TYPE(1710, 0x1710)
IS_OMAP_TYPE(2420, 0x2420)

#define cpu_is_omap730()		0
#define cpu_is_omap1510()		0
#define cpu_is_omap1610()		0
#define cpu_is_omap5912()		0
#define cpu_is_omap1611()		0
#define cpu_is_omap1621()		0
#define cpu_is_omap1710()		0
#define cpu_is_omap2420()		0

#if defined(MULTI_OMAP1)
# if defined(CONFIG_ARCH_OMAP730)
#  undef  cpu_is_omap730
#  define cpu_is_omap730()		is_omap730()
# endif
# if defined(CONFIG_ARCH_OMAP1510)
#  undef  cpu_is_omap1510
#  define cpu_is_omap1510()		is_omap1510()
# endif
#else
# if defined(CONFIG_ARCH_OMAP730)
#  undef  cpu_is_omap730
#  define cpu_is_omap730()		1
# endif
# if defined(CONFIG_ARCH_OMAP1510)
#  undef  cpu_is_omap1510
#  define cpu_is_omap1510()		1
# endif
#endif

/*
 * Whether we have MULTI_OMAP1 or not, we still need to distinguish
 * between 1611B/5912 and 1710.
 */
#if defined(CONFIG_ARCH_OMAP16XX)
# undef  cpu_is_omap1610
# undef  cpu_is_omap1611
# undef  cpu_is_omap5912
# undef  cpu_is_omap1621
# undef  cpu_is_omap1710
# define cpu_is_omap1610()		is_omap1610()
# define cpu_is_omap1611()		is_omap1611()
# define cpu_is_omap5912()		is_omap5912()
# define cpu_is_omap1621()		is_omap1621()
# define cpu_is_omap1710()		is_omap1710()
#endif

#if defined(CONFIG_ARCH_OMAP2420)
#  undef  cpu_is_omap2420
#  define cpu_is_omap2420()		1
#endif

#endif