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e4c060db TL |
1 | /* |
2 | * OMAP cpu type detection | |
3 | * | |
4 | * Copyright (C) 2004, 2008 Nokia Corporation | |
5 | * | |
6 | * Copyright (C) 2009-11 Texas Instruments. | |
7 | * | |
8 | * Written by Tony Lindgren <tony.lindgren@nokia.com> | |
9 | * | |
10 | * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License as published by | |
14 | * the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * This program is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; if not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
25 | * | |
26 | */ | |
27 | ||
c49f34bc TL |
28 | #include "omap24xx.h" |
29 | #include "omap34xx.h" | |
30 | #include "omap44xx.h" | |
31 | #include "ti81xx.h" | |
32 | #include "am33xx.h" | |
33 | #include "omap54xx.h" | |
e4c060db TL |
34 | |
35 | #ifndef __ASSEMBLY__ | |
36 | ||
37 | #include <linux/bitops.h> | |
38 | ||
39 | /* | |
40 | * Test if multicore OMAP support is needed | |
41 | */ | |
42 | #undef MULTI_OMAP2 | |
43 | #undef OMAP_NAME | |
44 | ||
816a65ef TL |
45 | #ifdef CONFIG_ARCH_MULTIPLATFORM |
46 | #define MULTI_OMAP2 | |
47 | #endif | |
e4c060db TL |
48 | #ifdef CONFIG_SOC_OMAP2420 |
49 | # ifdef OMAP_NAME | |
50 | # undef MULTI_OMAP2 | |
51 | # define MULTI_OMAP2 | |
52 | # else | |
53 | # define OMAP_NAME omap2420 | |
54 | # endif | |
55 | #endif | |
56 | #ifdef CONFIG_SOC_OMAP2430 | |
57 | # ifdef OMAP_NAME | |
58 | # undef MULTI_OMAP2 | |
59 | # define MULTI_OMAP2 | |
60 | # else | |
61 | # define OMAP_NAME omap2430 | |
62 | # endif | |
63 | #endif | |
64 | #ifdef CONFIG_ARCH_OMAP3 | |
65 | # ifdef OMAP_NAME | |
66 | # undef MULTI_OMAP2 | |
67 | # define MULTI_OMAP2 | |
68 | # else | |
69 | # define OMAP_NAME omap3 | |
70 | # endif | |
71 | #endif | |
72 | #ifdef CONFIG_ARCH_OMAP4 | |
73 | # ifdef OMAP_NAME | |
74 | # undef MULTI_OMAP2 | |
75 | # define MULTI_OMAP2 | |
76 | # else | |
77 | # define OMAP_NAME omap4 | |
78 | # endif | |
79 | #endif | |
80 | ||
81 | #ifdef CONFIG_SOC_OMAP5 | |
82 | # ifdef OMAP_NAME | |
83 | # undef MULTI_OMAP2 | |
84 | # define MULTI_OMAP2 | |
85 | # else | |
86 | # define OMAP_NAME omap5 | |
87 | # endif | |
88 | #endif | |
89 | ||
90 | #ifdef CONFIG_SOC_AM33XX | |
91 | # ifdef OMAP_NAME | |
92 | # undef MULTI_OMAP2 | |
93 | # define MULTI_OMAP2 | |
94 | # else | |
95 | # define OMAP_NAME am33xx | |
96 | # endif | |
97 | #endif | |
98 | ||
c664d0a9 AM |
99 | #ifdef CONFIG_SOC_AM43XX |
100 | # ifdef OMAP_NAME | |
101 | # undef MULTI_OMAP2 | |
102 | # define MULTI_OMAP2 | |
103 | # else | |
104 | # define OMAP_NAME am43xx | |
105 | # endif | |
106 | #endif | |
107 | ||
e4c060db TL |
108 | /* |
109 | * Omap device type i.e. EMU/HS/TST/GP/BAD | |
110 | */ | |
111 | #define OMAP2_DEVICE_TYPE_TEST 0 | |
112 | #define OMAP2_DEVICE_TYPE_EMU 1 | |
113 | #define OMAP2_DEVICE_TYPE_SEC 2 | |
114 | #define OMAP2_DEVICE_TYPE_GP 3 | |
115 | #define OMAP2_DEVICE_TYPE_BAD 4 | |
116 | ||
117 | int omap_type(void); | |
118 | ||
119 | /* | |
120 | * omap_rev bits: | |
121 | * CPU id bits (0730, 1510, 1710, 2422...) [31:16] | |
122 | * CPU revision (See _REV_ defined in cpu.h) [15:08] | |
123 | * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00] | |
124 | */ | |
125 | unsigned int omap_rev(void); | |
126 | ||
816a65ef TL |
127 | static inline int soc_is_omap(void) |
128 | { | |
129 | return omap_rev() != 0; | |
130 | } | |
131 | ||
e4c060db TL |
132 | /* |
133 | * Get the CPU revision for OMAP devices | |
134 | */ | |
135 | #define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) | |
136 | ||
137 | /* | |
138 | * Macros to group OMAP into cpu classes. | |
139 | * These can be used in most places. | |
140 | * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 | |
141 | * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 | |
142 | * cpu_is_omap243x(): True for OMAP2430 | |
143 | * cpu_is_omap343x(): True for OMAP3430 | |
144 | * cpu_is_omap443x(): True for OMAP4430 | |
145 | * cpu_is_omap446x(): True for OMAP4460 | |
146 | * cpu_is_omap447x(): True for OMAP4470 | |
147 | * soc_is_omap543x(): True for OMAP5430, OMAP5432 | |
148 | */ | |
149 | #define GET_OMAP_CLASS (omap_rev() & 0xff) | |
150 | ||
151 | #define IS_OMAP_CLASS(class, id) \ | |
152 | static inline int is_omap ##class (void) \ | |
153 | { \ | |
154 | return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ | |
155 | } | |
156 | ||
157 | #define GET_AM_CLASS ((omap_rev() >> 24) & 0xff) | |
158 | ||
159 | #define IS_AM_CLASS(class, id) \ | |
160 | static inline int is_am ##class (void) \ | |
161 | { \ | |
162 | return (GET_AM_CLASS == (id)) ? 1 : 0; \ | |
163 | } | |
164 | ||
165 | #define GET_TI_CLASS ((omap_rev() >> 24) & 0xff) | |
166 | ||
167 | #define IS_TI_CLASS(class, id) \ | |
168 | static inline int is_ti ##class (void) \ | |
169 | { \ | |
170 | return (GET_TI_CLASS == (id)) ? 1 : 0; \ | |
171 | } | |
172 | ||
173 | #define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff) | |
174 | ||
175 | #define IS_OMAP_SUBCLASS(subclass, id) \ | |
176 | static inline int is_omap ##subclass (void) \ | |
177 | { \ | |
178 | return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ | |
179 | } | |
180 | ||
181 | #define IS_TI_SUBCLASS(subclass, id) \ | |
182 | static inline int is_ti ##subclass (void) \ | |
183 | { \ | |
184 | return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ | |
185 | } | |
186 | ||
187 | #define IS_AM_SUBCLASS(subclass, id) \ | |
188 | static inline int is_am ##subclass (void) \ | |
189 | { \ | |
190 | return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ | |
191 | } | |
192 | ||
193 | IS_OMAP_CLASS(24xx, 0x24) | |
194 | IS_OMAP_CLASS(34xx, 0x34) | |
195 | IS_OMAP_CLASS(44xx, 0x44) | |
196 | IS_AM_CLASS(35xx, 0x35) | |
197 | IS_OMAP_CLASS(54xx, 0x54) | |
198 | IS_AM_CLASS(33xx, 0x33) | |
c664d0a9 | 199 | IS_AM_CLASS(43xx, 0x43) |
e4c060db TL |
200 | |
201 | IS_TI_CLASS(81xx, 0x81) | |
202 | ||
203 | IS_OMAP_SUBCLASS(242x, 0x242) | |
204 | IS_OMAP_SUBCLASS(243x, 0x243) | |
205 | IS_OMAP_SUBCLASS(343x, 0x343) | |
206 | IS_OMAP_SUBCLASS(363x, 0x363) | |
207 | IS_OMAP_SUBCLASS(443x, 0x443) | |
208 | IS_OMAP_SUBCLASS(446x, 0x446) | |
209 | IS_OMAP_SUBCLASS(447x, 0x447) | |
210 | IS_OMAP_SUBCLASS(543x, 0x543) | |
211 | ||
212 | IS_TI_SUBCLASS(816x, 0x816) | |
213 | IS_TI_SUBCLASS(814x, 0x814) | |
214 | IS_AM_SUBCLASS(335x, 0x335) | |
c664d0a9 | 215 | IS_AM_SUBCLASS(437x, 0x437) |
e4c060db TL |
216 | |
217 | #define cpu_is_omap24xx() 0 | |
218 | #define cpu_is_omap242x() 0 | |
219 | #define cpu_is_omap243x() 0 | |
220 | #define cpu_is_omap34xx() 0 | |
221 | #define cpu_is_omap343x() 0 | |
222 | #define cpu_is_ti81xx() 0 | |
223 | #define cpu_is_ti816x() 0 | |
224 | #define cpu_is_ti814x() 0 | |
225 | #define soc_is_am35xx() 0 | |
226 | #define soc_is_am33xx() 0 | |
227 | #define soc_is_am335x() 0 | |
c664d0a9 AM |
228 | #define soc_is_am43xx() 0 |
229 | #define soc_is_am437x() 0 | |
e4c060db TL |
230 | #define cpu_is_omap44xx() 0 |
231 | #define cpu_is_omap443x() 0 | |
232 | #define cpu_is_omap446x() 0 | |
233 | #define cpu_is_omap447x() 0 | |
234 | #define soc_is_omap54xx() 0 | |
235 | #define soc_is_omap543x() 0 | |
236 | ||
237 | #if defined(MULTI_OMAP2) | |
238 | # if defined(CONFIG_ARCH_OMAP2) | |
239 | # undef cpu_is_omap24xx | |
240 | # define cpu_is_omap24xx() is_omap24xx() | |
241 | # endif | |
242 | # if defined (CONFIG_SOC_OMAP2420) | |
243 | # undef cpu_is_omap242x | |
244 | # define cpu_is_omap242x() is_omap242x() | |
245 | # endif | |
246 | # if defined (CONFIG_SOC_OMAP2430) | |
247 | # undef cpu_is_omap243x | |
248 | # define cpu_is_omap243x() is_omap243x() | |
249 | # endif | |
250 | # if defined(CONFIG_ARCH_OMAP3) | |
251 | # undef cpu_is_omap34xx | |
252 | # undef cpu_is_omap343x | |
253 | # define cpu_is_omap34xx() is_omap34xx() | |
254 | # define cpu_is_omap343x() is_omap343x() | |
255 | # endif | |
256 | #else | |
257 | # if defined(CONFIG_ARCH_OMAP2) | |
258 | # undef cpu_is_omap24xx | |
259 | # define cpu_is_omap24xx() 1 | |
260 | # endif | |
261 | # if defined(CONFIG_SOC_OMAP2420) | |
262 | # undef cpu_is_omap242x | |
263 | # define cpu_is_omap242x() 1 | |
264 | # endif | |
265 | # if defined(CONFIG_SOC_OMAP2430) | |
266 | # undef cpu_is_omap243x | |
267 | # define cpu_is_omap243x() 1 | |
268 | # endif | |
269 | # if defined(CONFIG_ARCH_OMAP3) | |
270 | # undef cpu_is_omap34xx | |
271 | # define cpu_is_omap34xx() 1 | |
272 | # endif | |
273 | # if defined(CONFIG_SOC_OMAP3430) | |
274 | # undef cpu_is_omap343x | |
275 | # define cpu_is_omap343x() 1 | |
276 | # endif | |
277 | #endif | |
278 | ||
279 | /* | |
280 | * Macros to detect individual cpu types. | |
281 | * These are only rarely needed. | |
282 | * cpu_is_omap2420(): True for OMAP2420 | |
283 | * cpu_is_omap2422(): True for OMAP2422 | |
284 | * cpu_is_omap2423(): True for OMAP2423 | |
285 | * cpu_is_omap2430(): True for OMAP2430 | |
286 | * cpu_is_omap3430(): True for OMAP3430 | |
287 | */ | |
288 | #define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff) | |
289 | ||
290 | #define IS_OMAP_TYPE(type, id) \ | |
291 | static inline int is_omap ##type (void) \ | |
292 | { \ | |
293 | return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ | |
294 | } | |
295 | ||
296 | IS_OMAP_TYPE(2420, 0x2420) | |
297 | IS_OMAP_TYPE(2422, 0x2422) | |
298 | IS_OMAP_TYPE(2423, 0x2423) | |
299 | IS_OMAP_TYPE(2430, 0x2430) | |
300 | IS_OMAP_TYPE(3430, 0x3430) | |
301 | ||
302 | #define cpu_is_omap2420() 0 | |
303 | #define cpu_is_omap2422() 0 | |
304 | #define cpu_is_omap2423() 0 | |
305 | #define cpu_is_omap2430() 0 | |
306 | #define cpu_is_omap3430() 0 | |
307 | #define cpu_is_omap3630() 0 | |
308 | #define soc_is_omap5430() 0 | |
309 | ||
310 | /* These are needed for the common code */ | |
311 | #ifdef CONFIG_ARCH_OMAP2PLUS | |
312 | #define cpu_is_omap7xx() 0 | |
313 | #define cpu_is_omap15xx() 0 | |
314 | #define cpu_is_omap16xx() 0 | |
315 | #define cpu_is_omap1510() 0 | |
316 | #define cpu_is_omap1610() 0 | |
317 | #define cpu_is_omap1611() 0 | |
318 | #define cpu_is_omap1621() 0 | |
319 | #define cpu_is_omap1710() 0 | |
320 | #define cpu_class_is_omap1() 0 | |
321 | #define cpu_class_is_omap2() 1 | |
322 | #endif | |
323 | ||
324 | #if defined(CONFIG_ARCH_OMAP2) | |
325 | # undef cpu_is_omap2420 | |
326 | # undef cpu_is_omap2422 | |
327 | # undef cpu_is_omap2423 | |
328 | # undef cpu_is_omap2430 | |
329 | # define cpu_is_omap2420() is_omap2420() | |
330 | # define cpu_is_omap2422() is_omap2422() | |
331 | # define cpu_is_omap2423() is_omap2423() | |
332 | # define cpu_is_omap2430() is_omap2430() | |
333 | #endif | |
334 | ||
335 | #if defined(CONFIG_ARCH_OMAP3) | |
336 | # undef cpu_is_omap3430 | |
337 | # undef cpu_is_ti81xx | |
338 | # undef cpu_is_ti816x | |
339 | # undef cpu_is_ti814x | |
340 | # undef soc_is_am35xx | |
341 | # define cpu_is_omap3430() is_omap3430() | |
342 | # undef cpu_is_omap3630 | |
343 | # define cpu_is_omap3630() is_omap363x() | |
344 | # define cpu_is_ti81xx() is_ti81xx() | |
345 | # define cpu_is_ti816x() is_ti816x() | |
346 | # define cpu_is_ti814x() is_ti814x() | |
347 | # define soc_is_am35xx() is_am35xx() | |
348 | #endif | |
349 | ||
350 | # if defined(CONFIG_SOC_AM33XX) | |
351 | # undef soc_is_am33xx | |
352 | # undef soc_is_am335x | |
353 | # define soc_is_am33xx() is_am33xx() | |
354 | # define soc_is_am335x() is_am335x() | |
355 | #endif | |
356 | ||
c664d0a9 AM |
357 | #ifdef CONFIG_SOC_AM43XX |
358 | # undef soc_is_am43xx | |
359 | # undef soc_is_am437x | |
360 | # define soc_is_am43xx() is_am43xx() | |
361 | # define soc_is_am437x() is_am437x() | |
362 | #endif | |
363 | ||
e4c060db TL |
364 | # if defined(CONFIG_ARCH_OMAP4) |
365 | # undef cpu_is_omap44xx | |
366 | # undef cpu_is_omap443x | |
367 | # undef cpu_is_omap446x | |
368 | # undef cpu_is_omap447x | |
369 | # define cpu_is_omap44xx() is_omap44xx() | |
370 | # define cpu_is_omap443x() is_omap443x() | |
371 | # define cpu_is_omap446x() is_omap446x() | |
372 | # define cpu_is_omap447x() is_omap447x() | |
373 | # endif | |
374 | ||
375 | # if defined(CONFIG_SOC_OMAP5) | |
376 | # undef soc_is_omap54xx | |
377 | # undef soc_is_omap543x | |
378 | # define soc_is_omap54xx() is_omap54xx() | |
379 | # define soc_is_omap543x() is_omap543x() | |
380 | #endif | |
381 | ||
382 | /* Various silicon revisions for omap2 */ | |
383 | #define OMAP242X_CLASS 0x24200024 | |
384 | #define OMAP2420_REV_ES1_0 OMAP242X_CLASS | |
385 | #define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8)) | |
386 | ||
387 | #define OMAP243X_CLASS 0x24300024 | |
388 | #define OMAP2430_REV_ES1_0 OMAP243X_CLASS | |
389 | ||
390 | #define OMAP343X_CLASS 0x34300034 | |
391 | #define OMAP3430_REV_ES1_0 OMAP343X_CLASS | |
392 | #define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8)) | |
393 | #define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8)) | |
394 | #define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8)) | |
395 | #define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8)) | |
396 | #define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8)) | |
397 | ||
398 | #define OMAP363X_CLASS 0x36300034 | |
399 | #define OMAP3630_REV_ES1_0 OMAP363X_CLASS | |
400 | #define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8)) | |
401 | #define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8)) | |
402 | ||
403 | #define TI816X_CLASS 0x81600034 | |
404 | #define TI8168_REV_ES1_0 TI816X_CLASS | |
405 | #define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) | |
a5f93d9d AM |
406 | #define TI8168_REV_ES2_0 (TI816X_CLASS | (0x2 << 8)) |
407 | #define TI8168_REV_ES2_1 (TI816X_CLASS | (0x3 << 8)) | |
e4c060db TL |
408 | |
409 | #define TI814X_CLASS 0x81400034 | |
410 | #define TI8148_REV_ES1_0 TI814X_CLASS | |
411 | #define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8)) | |
412 | #define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8)) | |
413 | ||
414 | #define AM35XX_CLASS 0x35170034 | |
415 | #define AM35XX_REV_ES1_0 AM35XX_CLASS | |
416 | #define AM35XX_REV_ES1_1 (AM35XX_CLASS | (0x1 << 8)) | |
417 | ||
418 | #define AM335X_CLASS 0x33500033 | |
419 | #define AM335X_REV_ES1_0 AM335X_CLASS | |
5af044f4 | 420 | #define AM335X_REV_ES2_0 (AM335X_CLASS | (0x1 << 8)) |
d240ef30 | 421 | #define AM335X_REV_ES2_1 (AM335X_CLASS | (0x2 << 8)) |
e4c060db | 422 | |
c664d0a9 AM |
423 | #define AM437X_CLASS 0x43700000 |
424 | #define AM437X_REV_ES1_0 AM437X_CLASS | |
425 | ||
e4c060db TL |
426 | #define OMAP443X_CLASS 0x44300044 |
427 | #define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) | |
428 | #define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) | |
429 | #define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) | |
430 | #define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) | |
431 | #define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) | |
432 | ||
433 | #define OMAP446X_CLASS 0x44600044 | |
434 | #define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) | |
435 | #define OMAP4460_REV_ES1_1 (OMAP446X_CLASS | (0x11 << 8)) | |
436 | ||
437 | #define OMAP447X_CLASS 0x44700044 | |
438 | #define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) | |
439 | ||
440 | #define OMAP54XX_CLASS 0x54000054 | |
441 | #define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8)) | |
5a898a78 | 442 | #define OMAP5430_REV_ES2_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x20 << 8)) |
e4c060db | 443 | #define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8)) |
5a898a78 | 444 | #define OMAP5432_REV_ES2_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8)) |
e4c060db TL |
445 | |
446 | void omap2xxx_check_revision(void); | |
447 | void omap3xxx_check_revision(void); | |
448 | void omap4xxx_check_revision(void); | |
449 | void omap5xxx_check_revision(void); | |
450 | void omap3xxx_check_features(void); | |
451 | void ti81xx_check_features(void); | |
7bcad170 | 452 | void am33xx_check_features(void); |
e4c060db TL |
453 | void omap4xxx_check_features(void); |
454 | ||
455 | /* | |
456 | * Runtime detection of OMAP3 features | |
457 | * | |
458 | * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip | |
459 | * family have OS-level control over the I/O chain clock. This is | |
460 | * to avoid a window during which wakeups could potentially be lost | |
461 | * during powerdomain transitions. If this bit is set, it | |
462 | * indicates that the chip does support OS-level control of this | |
463 | * feature. | |
464 | */ | |
465 | extern u32 omap_features; | |
466 | ||
467 | #define OMAP3_HAS_L2CACHE BIT(0) | |
468 | #define OMAP3_HAS_IVA BIT(1) | |
469 | #define OMAP3_HAS_SGX BIT(2) | |
470 | #define OMAP3_HAS_NEON BIT(3) | |
471 | #define OMAP3_HAS_ISP BIT(4) | |
472 | #define OMAP3_HAS_192MHZ_CLK BIT(5) | |
473 | #define OMAP3_HAS_IO_WAKEUP BIT(6) | |
474 | #define OMAP3_HAS_SDRC BIT(7) | |
475 | #define OMAP3_HAS_IO_CHAIN_CTRL BIT(8) | |
42a1cc9c | 476 | #define OMAP4_HAS_PERF_SILICON BIT(9) |
e4c060db TL |
477 | |
478 | ||
479 | #define OMAP3_HAS_FEATURE(feat,flag) \ | |
480 | static inline unsigned int omap3_has_ ##feat(void) \ | |
481 | { \ | |
482 | return omap_features & OMAP3_HAS_ ##flag; \ | |
483 | } \ | |
484 | ||
485 | OMAP3_HAS_FEATURE(l2cache, L2CACHE) | |
486 | OMAP3_HAS_FEATURE(sgx, SGX) | |
487 | OMAP3_HAS_FEATURE(iva, IVA) | |
488 | OMAP3_HAS_FEATURE(neon, NEON) | |
489 | OMAP3_HAS_FEATURE(isp, ISP) | |
490 | OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) | |
491 | OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) | |
492 | OMAP3_HAS_FEATURE(sdrc, SDRC) | |
493 | OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL) | |
494 | ||
495 | /* | |
496 | * Runtime detection of OMAP4 features | |
497 | */ | |
498 | #define OMAP4_HAS_FEATURE(feat, flag) \ | |
499 | static inline unsigned int omap4_has_ ##feat(void) \ | |
500 | { \ | |
501 | return omap_features & OMAP4_HAS_ ##flag; \ | |
502 | } \ | |
503 | ||
42a1cc9c | 504 | OMAP4_HAS_FEATURE(perf_silicon, PERF_SILICON) |
e4c060db | 505 | |
816a65ef TL |
506 | /* |
507 | * We need to make sure omap initcalls don't run when | |
508 | * multiplatform kernels are booted on other SoCs. | |
509 | */ | |
510 | #define omap_initcall(level, fn) \ | |
511 | static int __init __used __##fn(void) \ | |
512 | { \ | |
513 | if (!soc_is_omap()) \ | |
514 | return 0; \ | |
515 | return fn(); \ | |
516 | } \ | |
517 | level(__##fn); | |
518 | ||
519 | #define omap_early_initcall(fn) omap_initcall(early_initcall, fn) | |
520 | #define omap_core_initcall(fn) omap_initcall(core_initcall, fn) | |
521 | #define omap_postcore_initcall(fn) omap_initcall(postcore_initcall, fn) | |
522 | #define omap_arch_initcall(fn) omap_initcall(arch_initcall, fn) | |
523 | #define omap_subsys_initcall(fn) omap_initcall(subsys_initcall, fn) | |
524 | #define omap_device_initcall(fn) omap_initcall(device_initcall, fn) | |
525 | #define omap_late_initcall(fn) omap_initcall(late_initcall, fn) | |
e7e17c53 | 526 | #define omap_late_initcall_sync(fn) omap_initcall(late_initcall_sync, fn) |
816a65ef | 527 | |
e4c060db TL |
528 | #endif /* __ASSEMBLY__ */ |
529 |