aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-omap/include/mach/cpu.h
blob: a8e1178a946877e73df2f52f978c22cf79a30786 (plain) (blame)
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
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
/*
 * arch/arm/plat-omap/include/mach/cpu.h
 *
 * OMAP cpu type detection
 *
 * Copyright (C) 2004, 2008 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

struct omap_chip_id {
	u8 oc;
	u8 type;
};

#define OMAP_CHIP_INIT(x)	{ .oc = x }

/*
 * omap_rev bits:
 * CPU id bits	(0730, 1510, 1710, 2422...)	[31:16]
 * CPU revision	(See _REV_ defined in cpu.h)	[15:08]
 * CPU class bits (15xx, 16xx, 24xx, 34xx...)	[07:00]
 */
unsigned int omap_rev(void);

/*
 * 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_OMAP15XX
# 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
#if (defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX))
# if (defined(OMAP_NAME) || defined(MULTI_OMAP1))
#  error "OMAP1 and OMAP2 can't be selected at the same time"
# endif
#endif
#ifdef CONFIG_ARCH_OMAP2420
# ifdef OMAP_NAME
#  undef  MULTI_OMAP2
#  define MULTI_OMAP2
# else
#  define OMAP_NAME omap2420
# endif
#endif
#ifdef CONFIG_ARCH_OMAP2430
# ifdef OMAP_NAME
#  undef  MULTI_OMAP2
#  define MULTI_OMAP2
# else
#  define OMAP_NAME omap2430
# endif
#endif
#ifdef CONFIG_ARCH_OMAP3430
# ifdef OMAP_NAME
#  undef  MULTI_OMAP2
#  define MULTI_OMAP2
# else
#  define OMAP_NAME omap3430
# 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, OMAP5910 and OMAP310
 * cpu_is_omap16xx():	True for OMAP1610, OMAP5912 and OMAP1710
 * cpu_is_omap24xx():	True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
 * cpu_is_omap242x():	True for OMAP2420, OMAP2422, OMAP2423
 * cpu_is_omap243x():	True for OMAP2430
 * cpu_is_omap343x():	True for OMAP3430
 */
#define GET_OMAP_CLASS	(omap_rev() & 0xff)

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

#define GET_OMAP_SUBCLASS	((omap_rev() >> 20) & 0x0fff)

#define IS_OMAP_SUBCLASS(subclass, id)			\
static inline int is_omap ##subclass (void)		\
{							\
	return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0;	\
}

IS_OMAP_CLASS(7xx, 0x07)
IS_OMAP_CLASS(15xx, 0x15)
IS_OMAP_CLASS(16xx, 0x16)
IS_OMAP_CLASS(24xx, 0x24)
IS_OMAP_CLASS(34xx, 0x34)

IS_OMAP_SUBCLASS(242x, 0x242)
IS_OMAP_SUBCLASS(243x, 0x243)
IS_OMAP_SUBCLASS(343x, 0x343)

#define cpu_is_omap7xx()		0
#define cpu_is_omap15xx()		0
#define cpu_is_omap16xx()		0
#define cpu_is_omap24xx()		0
#define cpu_is_omap242x()		0
#define cpu_is_omap243x()		0
#define cpu_is_omap34xx()		0
#define cpu_is_omap343x()		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_OMAP15XX)
#  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_OMAP15XX)
#  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
#endif

#if defined(MULTI_OMAP2)
# if defined(CONFIG_ARCH_OMAP24XX)
#  undef  cpu_is_omap24xx
#  undef  cpu_is_omap242x
#  undef  cpu_is_omap243x
#  define cpu_is_omap24xx()		is_omap24xx()
#  define cpu_is_omap242x()		is_omap242x()
#  define cpu_is_omap243x()		is_omap243x()
# endif
# if defined(CONFIG_ARCH_OMAP34XX)
#  undef  cpu_is_omap34xx
#  undef  cpu_is_omap343x
#  define cpu_is_omap34xx()		is_omap34xx()
#  define cpu_is_omap343x()		is_omap343x()
# endif
#else
# if defined(CONFIG_ARCH_OMAP24XX)
#  undef  cpu_is_omap24xx
#  define cpu_is_omap24xx()		1
# endif
# if defined(CONFIG_ARCH_OMAP2420)
#  undef  cpu_is_omap242x
#  define cpu_is_omap242x()		1
# endif
# if defined(CONFIG_ARCH_OMAP2430)
#  undef  cpu_is_omap243x
#  define cpu_is_omap243x()		1
# endif
# if defined(CONFIG_ARCH_OMAP34XX)
#  undef  cpu_is_omap34xx
#  define cpu_is_omap34xx()		1
# endif
# if defined(CONFIG_ARCH_OMAP3430)
#  undef  cpu_is_omap343x
#  define cpu_is_omap343x()		1
# endif
#endif

/*
 * Macros to detect individual cpu types.
 * These are only rarely needed.
 * cpu_is_omap330():	True for OMAP330
 * 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
 * cpu_is_omap2422():	True for OMAP2422
 * cpu_is_omap2423():	True for OMAP2423
 * cpu_is_omap2430():	True for OMAP2430
 * cpu_is_omap3430():	True for OMAP3430
 */
#define GET_OMAP_TYPE	((omap_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(310, 0x0310)
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)
IS_OMAP_TYPE(2422, 0x2422)
IS_OMAP_TYPE(2423, 0x2423)
IS_OMAP_TYPE(2430, 0x2430)
IS_OMAP_TYPE(3430, 0x3430)

#define cpu_is_omap310()		0
#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
#define cpu_is_omap2422()		0
#define cpu_is_omap2423()		0
#define cpu_is_omap2430()		0
#define cpu_is_omap3430()		0

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

/*
 * Whether we have MULTI_OMAP1 or not, we still need to distinguish
 * between 330 vs. 1510 and 1611B/5912 vs. 1710.
 */
#if defined(CONFIG_ARCH_OMAP15XX)
# undef  cpu_is_omap310
# undef  cpu_is_omap1510
# define cpu_is_omap310()		is_omap310()
# define cpu_is_omap1510()		is_omap1510()
#endif

#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_OMAP24XX)
# undef  cpu_is_omap2420
# undef  cpu_is_omap2422
# undef  cpu_is_omap2423
# undef  cpu_is_omap2430
# define cpu_is_omap2420()		is_omap2420()
# define cpu_is_omap2422()		is_omap2422()
# define cpu_is_omap2423()		is_omap2423()
# define cpu_is_omap2430()		is_omap2430()
#endif

#if defined(CONFIG_ARCH_OMAP34XX)
# undef cpu_is_omap3430
# define cpu_is_omap3430()		is_omap3430()
#endif

/* Macros to detect if we have OMAP1 or OMAP2 */
#define cpu_class_is_omap1()	(cpu_is_omap730() || cpu_is_omap15xx() || \
				cpu_is_omap16xx())
#define cpu_class_is_omap2()	(cpu_is_omap24xx() || cpu_is_omap34xx())

#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)

/* Various silicon revisions for omap2 */
#define OMAP242X_CLASS		0x24200024
#define OMAP2420_REV_ES1_0	0x24200024
#define OMAP2420_REV_ES2_0	0x24201024

#define OMAP243X_CLASS		0x24300024
#define OMAP2430_REV_ES1_0	0x24300024

#define OMAP343X_CLASS		0x34300034
#define OMAP3430_REV_ES1_0	0x34300034
#define OMAP3430_REV_ES2_0	0x34301034
#define OMAP3430_REV_ES2_1	0x34302034
#define OMAP3430_REV_ES3_0	0x34303034
#define OMAP3430_REV_ES3_1	0x34304034

/*
 * omap_chip bits
 *
 * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is
 * valid on all chips of that type.  CHIP_IS_OMAP3430ES{1,2} indicates
 * something that is only valid on that particular ES revision.
 *
 * These bits may be ORed together to indicate structures that are
 * available on multiple chip types.
 *
 * To test whether a particular structure matches the current OMAP chip type,
 * use omap_chip_is().
 *
 */
#define CHIP_IS_OMAP2420       (1 << 0)
#define CHIP_IS_OMAP2430       (1 << 1)
#define CHIP_IS_OMAP3430       (1 << 2)
#define CHIP_IS_OMAP3430ES1    (1 << 3)
#define CHIP_IS_OMAP3430ES2    (1 << 4)

#define CHIP_IS_OMAP24XX       (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430)

int omap_chip_is(struct omap_chip_id oci);
int omap_type(void);

/*
 * Macro to detect device type i.e. EMU/HS/TST/GP/BAD
 */
#define OMAP2_DEVICE_TYPE_TEST		0
#define OMAP2_DEVICE_TYPE_EMU		1
#define OMAP2_DEVICE_TYPE_SEC		2
#define OMAP2_DEVICE_TYPE_GP		3
#define OMAP2_DEVICE_TYPE_BAD		4

void omap2_check_revision(void);

#endif    /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */

#endif