diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-05 11:14:15 -0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 04:55:48 -0400 |
commit | a09e64fbc0094e3073dbb09c3b4bfe4ab669244b (patch) | |
tree | 69689f467179891b498bd7423fcf61925173db31 /arch/arm/plat-omap/include/mach/cpu.h | |
parent | a1b81a84fff05dbfef45b7012c26e1fee9973e5d (diff) |
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-omap/include/mach/cpu.h')
-rw-r--r-- | arch/arm/plat-omap/include/mach/cpu.h | 402 |
1 files changed, 402 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h new file mode 100644 index 000000000000..05aee0eda34f --- /dev/null +++ b/arch/arm/plat-omap/include/mach/cpu.h | |||
@@ -0,0 +1,402 @@ | |||
1 | /* | ||
2 | * arch/arm/plat-omap/include/mach/cpu.h | ||
3 | * | ||
4 | * OMAP cpu type detection | ||
5 | * | ||
6 | * Copyright (C) 2004, 2008 Nokia Corporation | ||
7 | * | ||
8 | * Written by Tony Lindgren <tony.lindgren@nokia.com> | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License as published by | ||
12 | * the Free Software Foundation; either version 2 of the License, or | ||
13 | * (at your option) any later version. | ||
14 | * | ||
15 | * This program is distributed in the hope that it will be useful, | ||
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
18 | * GNU General Public License for more details. | ||
19 | * | ||
20 | * You should have received a copy of the GNU General Public License | ||
21 | * along with this program; if not, write to the Free Software | ||
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
23 | * | ||
24 | */ | ||
25 | |||
26 | #ifndef __ASM_ARCH_OMAP_CPU_H | ||
27 | #define __ASM_ARCH_OMAP_CPU_H | ||
28 | |||
29 | struct omap_chip_id { | ||
30 | u8 oc; | ||
31 | }; | ||
32 | |||
33 | #define OMAP_CHIP_INIT(x) { .oc = x } | ||
34 | |||
35 | extern unsigned int system_rev; | ||
36 | |||
37 | #define omap2_cpu_rev() ((system_rev >> 12) & 0x0f) | ||
38 | |||
39 | /* | ||
40 | * Test if multicore OMAP support is needed | ||
41 | */ | ||
42 | #undef MULTI_OMAP1 | ||
43 | #undef MULTI_OMAP2 | ||
44 | #undef OMAP_NAME | ||
45 | |||
46 | #ifdef CONFIG_ARCH_OMAP730 | ||
47 | # ifdef OMAP_NAME | ||
48 | # undef MULTI_OMAP1 | ||
49 | # define MULTI_OMAP1 | ||
50 | # else | ||
51 | # define OMAP_NAME omap730 | ||
52 | # endif | ||
53 | #endif | ||
54 | #ifdef CONFIG_ARCH_OMAP15XX | ||
55 | # ifdef OMAP_NAME | ||
56 | # undef MULTI_OMAP1 | ||
57 | # define MULTI_OMAP1 | ||
58 | # else | ||
59 | # define OMAP_NAME omap1510 | ||
60 | # endif | ||
61 | #endif | ||
62 | #ifdef CONFIG_ARCH_OMAP16XX | ||
63 | # ifdef OMAP_NAME | ||
64 | # undef MULTI_OMAP1 | ||
65 | # define MULTI_OMAP1 | ||
66 | # else | ||
67 | # define OMAP_NAME omap16xx | ||
68 | # endif | ||
69 | #endif | ||
70 | #if (defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)) | ||
71 | # if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) | ||
72 | # error "OMAP1 and OMAP2 can't be selected at the same time" | ||
73 | # endif | ||
74 | #endif | ||
75 | #ifdef CONFIG_ARCH_OMAP2420 | ||
76 | # ifdef OMAP_NAME | ||
77 | # undef MULTI_OMAP2 | ||
78 | # define MULTI_OMAP2 | ||
79 | # else | ||
80 | # define OMAP_NAME omap2420 | ||
81 | # endif | ||
82 | #endif | ||
83 | #ifdef CONFIG_ARCH_OMAP2430 | ||
84 | # ifdef OMAP_NAME | ||
85 | # undef MULTI_OMAP2 | ||
86 | # define MULTI_OMAP2 | ||
87 | # else | ||
88 | # define OMAP_NAME omap2430 | ||
89 | # endif | ||
90 | #endif | ||
91 | #ifdef CONFIG_ARCH_OMAP3430 | ||
92 | # ifdef OMAP_NAME | ||
93 | # undef MULTI_OMAP2 | ||
94 | # define MULTI_OMAP2 | ||
95 | # else | ||
96 | # define OMAP_NAME omap3430 | ||
97 | # endif | ||
98 | #endif | ||
99 | |||
100 | /* | ||
101 | * Macros to group OMAP into cpu classes. | ||
102 | * These can be used in most places. | ||
103 | * cpu_is_omap7xx(): True for OMAP730 | ||
104 | * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 | ||
105 | * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 | ||
106 | * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 | ||
107 | * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 | ||
108 | * cpu_is_omap243x(): True for OMAP2430 | ||
109 | * cpu_is_omap343x(): True for OMAP3430 | ||
110 | */ | ||
111 | #define GET_OMAP_CLASS ((system_rev >> 24) & 0xff) | ||
112 | |||
113 | #define IS_OMAP_CLASS(class, id) \ | ||
114 | static inline int is_omap ##class (void) \ | ||
115 | { \ | ||
116 | return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ | ||
117 | } | ||
118 | |||
119 | #define GET_OMAP_SUBCLASS ((system_rev >> 20) & 0x0fff) | ||
120 | |||
121 | #define IS_OMAP_SUBCLASS(subclass, id) \ | ||
122 | static inline int is_omap ##subclass (void) \ | ||
123 | { \ | ||
124 | return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ | ||
125 | } | ||
126 | |||
127 | IS_OMAP_CLASS(7xx, 0x07) | ||
128 | IS_OMAP_CLASS(15xx, 0x15) | ||
129 | IS_OMAP_CLASS(16xx, 0x16) | ||
130 | IS_OMAP_CLASS(24xx, 0x24) | ||
131 | IS_OMAP_CLASS(34xx, 0x34) | ||
132 | |||
133 | IS_OMAP_SUBCLASS(242x, 0x242) | ||
134 | IS_OMAP_SUBCLASS(243x, 0x243) | ||
135 | IS_OMAP_SUBCLASS(343x, 0x343) | ||
136 | |||
137 | #define cpu_is_omap7xx() 0 | ||
138 | #define cpu_is_omap15xx() 0 | ||
139 | #define cpu_is_omap16xx() 0 | ||
140 | #define cpu_is_omap24xx() 0 | ||
141 | #define cpu_is_omap242x() 0 | ||
142 | #define cpu_is_omap243x() 0 | ||
143 | #define cpu_is_omap34xx() 0 | ||
144 | #define cpu_is_omap343x() 0 | ||
145 | |||
146 | #if defined(MULTI_OMAP1) | ||
147 | # if defined(CONFIG_ARCH_OMAP730) | ||
148 | # undef cpu_is_omap7xx | ||
149 | # define cpu_is_omap7xx() is_omap7xx() | ||
150 | # endif | ||
151 | # if defined(CONFIG_ARCH_OMAP15XX) | ||
152 | # undef cpu_is_omap15xx | ||
153 | # define cpu_is_omap15xx() is_omap15xx() | ||
154 | # endif | ||
155 | # if defined(CONFIG_ARCH_OMAP16XX) | ||
156 | # undef cpu_is_omap16xx | ||
157 | # define cpu_is_omap16xx() is_omap16xx() | ||
158 | # endif | ||
159 | #else | ||
160 | # if defined(CONFIG_ARCH_OMAP730) | ||
161 | # undef cpu_is_omap7xx | ||
162 | # define cpu_is_omap7xx() 1 | ||
163 | # endif | ||
164 | # if defined(CONFIG_ARCH_OMAP15XX) | ||
165 | # undef cpu_is_omap15xx | ||
166 | # define cpu_is_omap15xx() 1 | ||
167 | # endif | ||
168 | # if defined(CONFIG_ARCH_OMAP16XX) | ||
169 | # undef cpu_is_omap16xx | ||
170 | # define cpu_is_omap16xx() 1 | ||
171 | # endif | ||
172 | #endif | ||
173 | |||
174 | #if defined(MULTI_OMAP2) | ||
175 | # if defined(CONFIG_ARCH_OMAP24XX) | ||
176 | # undef cpu_is_omap24xx | ||
177 | # undef cpu_is_omap242x | ||
178 | # undef cpu_is_omap243x | ||
179 | # define cpu_is_omap24xx() is_omap24xx() | ||
180 | # define cpu_is_omap242x() is_omap242x() | ||
181 | # define cpu_is_omap243x() is_omap243x() | ||
182 | # endif | ||
183 | # if defined(CONFIG_ARCH_OMAP34XX) | ||
184 | # undef cpu_is_omap34xx | ||
185 | # undef cpu_is_omap343x | ||
186 | # define cpu_is_omap34xx() is_omap34xx() | ||
187 | # define cpu_is_omap343x() is_omap343x() | ||
188 | # endif | ||
189 | #else | ||
190 | # if defined(CONFIG_ARCH_OMAP24XX) | ||
191 | # undef cpu_is_omap24xx | ||
192 | # define cpu_is_omap24xx() 1 | ||
193 | # endif | ||
194 | # if defined(CONFIG_ARCH_OMAP2420) | ||
195 | # undef cpu_is_omap242x | ||
196 | # define cpu_is_omap242x() 1 | ||
197 | # endif | ||
198 | # if defined(CONFIG_ARCH_OMAP2430) | ||
199 | # undef cpu_is_omap243x | ||
200 | # define cpu_is_omap243x() 1 | ||
201 | # endif | ||
202 | # if defined(CONFIG_ARCH_OMAP34XX) | ||
203 | # undef cpu_is_omap34xx | ||
204 | # define cpu_is_omap34xx() 1 | ||
205 | # endif | ||
206 | # if defined(CONFIG_ARCH_OMAP3430) | ||
207 | # undef cpu_is_omap343x | ||
208 | # define cpu_is_omap343x() 1 | ||
209 | # endif | ||
210 | #endif | ||
211 | |||
212 | /* | ||
213 | * Macros to detect individual cpu types. | ||
214 | * These are only rarely needed. | ||
215 | * cpu_is_omap330(): True for OMAP330 | ||
216 | * cpu_is_omap730(): True for OMAP730 | ||
217 | * cpu_is_omap1510(): True for OMAP1510 | ||
218 | * cpu_is_omap1610(): True for OMAP1610 | ||
219 | * cpu_is_omap1611(): True for OMAP1611 | ||
220 | * cpu_is_omap5912(): True for OMAP5912 | ||
221 | * cpu_is_omap1621(): True for OMAP1621 | ||
222 | * cpu_is_omap1710(): True for OMAP1710 | ||
223 | * cpu_is_omap2420(): True for OMAP2420 | ||
224 | * cpu_is_omap2422(): True for OMAP2422 | ||
225 | * cpu_is_omap2423(): True for OMAP2423 | ||
226 | * cpu_is_omap2430(): True for OMAP2430 | ||
227 | * cpu_is_omap3430(): True for OMAP3430 | ||
228 | */ | ||
229 | #define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff) | ||
230 | |||
231 | #define IS_OMAP_TYPE(type, id) \ | ||
232 | static inline int is_omap ##type (void) \ | ||
233 | { \ | ||
234 | return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ | ||
235 | } | ||
236 | |||
237 | IS_OMAP_TYPE(310, 0x0310) | ||
238 | IS_OMAP_TYPE(730, 0x0730) | ||
239 | IS_OMAP_TYPE(1510, 0x1510) | ||
240 | IS_OMAP_TYPE(1610, 0x1610) | ||
241 | IS_OMAP_TYPE(1611, 0x1611) | ||
242 | IS_OMAP_TYPE(5912, 0x1611) | ||
243 | IS_OMAP_TYPE(1621, 0x1621) | ||
244 | IS_OMAP_TYPE(1710, 0x1710) | ||
245 | IS_OMAP_TYPE(2420, 0x2420) | ||
246 | IS_OMAP_TYPE(2422, 0x2422) | ||
247 | IS_OMAP_TYPE(2423, 0x2423) | ||
248 | IS_OMAP_TYPE(2430, 0x2430) | ||
249 | IS_OMAP_TYPE(3430, 0x3430) | ||
250 | |||
251 | #define cpu_is_omap310() 0 | ||
252 | #define cpu_is_omap730() 0 | ||
253 | #define cpu_is_omap1510() 0 | ||
254 | #define cpu_is_omap1610() 0 | ||
255 | #define cpu_is_omap5912() 0 | ||
256 | #define cpu_is_omap1611() 0 | ||
257 | #define cpu_is_omap1621() 0 | ||
258 | #define cpu_is_omap1710() 0 | ||
259 | #define cpu_is_omap2420() 0 | ||
260 | #define cpu_is_omap2422() 0 | ||
261 | #define cpu_is_omap2423() 0 | ||
262 | #define cpu_is_omap2430() 0 | ||
263 | #define cpu_is_omap3430() 0 | ||
264 | |||
265 | #if defined(MULTI_OMAP1) | ||
266 | # if defined(CONFIG_ARCH_OMAP730) | ||
267 | # undef cpu_is_omap730 | ||
268 | # define cpu_is_omap730() is_omap730() | ||
269 | # endif | ||
270 | #else | ||
271 | # if defined(CONFIG_ARCH_OMAP730) | ||
272 | # undef cpu_is_omap730 | ||
273 | # define cpu_is_omap730() 1 | ||
274 | # endif | ||
275 | #endif | ||
276 | |||
277 | /* | ||
278 | * Whether we have MULTI_OMAP1 or not, we still need to distinguish | ||
279 | * between 330 vs. 1510 and 1611B/5912 vs. 1710. | ||
280 | */ | ||
281 | #if defined(CONFIG_ARCH_OMAP15XX) | ||
282 | # undef cpu_is_omap310 | ||
283 | # undef cpu_is_omap1510 | ||
284 | # define cpu_is_omap310() is_omap310() | ||
285 | # define cpu_is_omap1510() is_omap1510() | ||
286 | #endif | ||
287 | |||
288 | #if defined(CONFIG_ARCH_OMAP16XX) | ||
289 | # undef cpu_is_omap1610 | ||
290 | # undef cpu_is_omap1611 | ||
291 | # undef cpu_is_omap5912 | ||
292 | # undef cpu_is_omap1621 | ||
293 | # undef cpu_is_omap1710 | ||
294 | # define cpu_is_omap1610() is_omap1610() | ||
295 | # define cpu_is_omap1611() is_omap1611() | ||
296 | # define cpu_is_omap5912() is_omap5912() | ||
297 | # define cpu_is_omap1621() is_omap1621() | ||
298 | # define cpu_is_omap1710() is_omap1710() | ||
299 | #endif | ||
300 | |||
301 | #if defined(CONFIG_ARCH_OMAP24XX) | ||
302 | # undef cpu_is_omap2420 | ||
303 | # undef cpu_is_omap2422 | ||
304 | # undef cpu_is_omap2423 | ||
305 | # undef cpu_is_omap2430 | ||
306 | # define cpu_is_omap2420() is_omap2420() | ||
307 | # define cpu_is_omap2422() is_omap2422() | ||
308 | # define cpu_is_omap2423() is_omap2423() | ||
309 | # define cpu_is_omap2430() is_omap2430() | ||
310 | #endif | ||
311 | |||
312 | #if defined(CONFIG_ARCH_OMAP34XX) | ||
313 | # undef cpu_is_omap3430 | ||
314 | # define cpu_is_omap3430() is_omap3430() | ||
315 | #endif | ||
316 | |||
317 | /* Macros to detect if we have OMAP1 or OMAP2 */ | ||
318 | #define cpu_class_is_omap1() (cpu_is_omap730() || cpu_is_omap15xx() || \ | ||
319 | cpu_is_omap16xx()) | ||
320 | #define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx()) | ||
321 | |||
322 | #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) | ||
323 | /* | ||
324 | * Macros to detect silicon revision of OMAP2/3 processors. | ||
325 | * is_sil_rev_greater_than: true if passed cpu type & its rev is greater. | ||
326 | * is_sil_rev_lesser_than: true if passed cpu type & its rev is lesser. | ||
327 | * is_sil_rev_equal_to: true if passed cpu type & its rev is equal. | ||
328 | * get_sil_rev: return the silicon rev value. | ||
329 | */ | ||
330 | #define get_sil_omap_type(rev) ((rev & 0xffff0000) >> 16) | ||
331 | #define get_sil_revision(rev) ((rev & 0x0000f000) >> 12) | ||
332 | |||
333 | #define is_sil_rev_greater_than(rev) \ | ||
334 | ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ | ||
335 | (get_sil_revision(system_rev) > get_sil_revision(rev))) | ||
336 | |||
337 | #define is_sil_rev_less_than(rev) \ | ||
338 | ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ | ||
339 | (get_sil_revision(system_rev) < get_sil_revision(rev))) | ||
340 | |||
341 | #define is_sil_rev_equal_to(rev) \ | ||
342 | ((get_sil_omap_type(system_rev) == get_sil_omap_type(rev)) && \ | ||
343 | (get_sil_revision(system_rev) == get_sil_revision(rev))) | ||
344 | |||
345 | #define get_sil_rev() \ | ||
346 | get_sil_revision(system_rev) | ||
347 | |||
348 | /* Various silicon macros defined here */ | ||
349 | #define OMAP2420_REV_ES1_0 0x24200000 | ||
350 | #define OMAP2420_REV_ES2_0 0x24201000 | ||
351 | #define OMAP2430_REV_ES1_0 0x24300000 | ||
352 | #define OMAP3430_REV_ES1_0 0x34300000 | ||
353 | #define OMAP3430_REV_ES2_0 0x34301000 | ||
354 | #define OMAP3430_REV_ES2_1 0x34302000 | ||
355 | #define OMAP3430_REV_ES2_2 0x34303000 | ||
356 | |||
357 | /* | ||
358 | * omap_chip bits | ||
359 | * | ||
360 | * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is | ||
361 | * valid on all chips of that type. CHIP_IS_OMAP3430ES{1,2} indicates | ||
362 | * something that is only valid on that particular ES revision. | ||
363 | * | ||
364 | * These bits may be ORed together to indicate structures that are | ||
365 | * available on multiple chip types. | ||
366 | * | ||
367 | * To test whether a particular structure matches the current OMAP chip type, | ||
368 | * use omap_chip_is(). | ||
369 | * | ||
370 | */ | ||
371 | #define CHIP_IS_OMAP2420 (1 << 0) | ||
372 | #define CHIP_IS_OMAP2430 (1 << 1) | ||
373 | #define CHIP_IS_OMAP3430 (1 << 2) | ||
374 | #define CHIP_IS_OMAP3430ES1 (1 << 3) | ||
375 | #define CHIP_IS_OMAP3430ES2 (1 << 4) | ||
376 | |||
377 | #define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) | ||
378 | |||
379 | int omap_chip_is(struct omap_chip_id oci); | ||
380 | |||
381 | |||
382 | /* | ||
383 | * Macro to detect device type i.e. EMU/HS/TST/GP/BAD | ||
384 | */ | ||
385 | #define DEVICE_TYPE_TEST 0 | ||
386 | #define DEVICE_TYPE_EMU 1 | ||
387 | #define DEVICE_TYPE_SEC 2 | ||
388 | #define DEVICE_TYPE_GP 3 | ||
389 | #define DEVICE_TYPE_BAD 4 | ||
390 | |||
391 | #define get_device_type() ((system_rev & 0x700) >> 8) | ||
392 | #define is_device_type_test() (get_device_type() == DEVICE_TYPE_TEST) | ||
393 | #define is_device_type_emu() (get_device_type() == DEVICE_TYPE_EMU) | ||
394 | #define is_device_type_sec() (get_device_type() == DEVICE_TYPE_SEC) | ||
395 | #define is_device_type_gp() (get_device_type() == DEVICE_TYPE_GP) | ||
396 | #define is_device_type_bad() (get_device_type() == DEVICE_TYPE_BAD) | ||
397 | |||
398 | void omap2_check_revision(void); | ||
399 | |||
400 | #endif /* defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) */ | ||
401 | |||
402 | #endif | ||