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-rw-r--r--arch/arm/plat-omap/include/plat/cpu.h468
1 files changed, 4 insertions, 464 deletions
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h
index 67da857783ce..b4516aba67ed 100644
--- a/arch/arm/plat-omap/include/plat/cpu.h
+++ b/arch/arm/plat-omap/include/plat/cpu.h
@@ -1,6 +1,4 @@
1/* 1/*
2 * arch/arm/plat-omap/include/mach/cpu.h
3 *
4 * OMAP cpu type detection 2 * OMAP cpu type detection
5 * 3 *
6 * Copyright (C) 2004, 2008 Nokia Corporation 4 * Copyright (C) 2004, 2008 Nokia Corporation
@@ -30,470 +28,12 @@
30#ifndef __ASM_ARCH_OMAP_CPU_H 28#ifndef __ASM_ARCH_OMAP_CPU_H
31#define __ASM_ARCH_OMAP_CPU_H 29#define __ASM_ARCH_OMAP_CPU_H
32 30
33#ifndef __ASSEMBLY__ 31#ifdef CONFIG_ARCH_OMAP1
34 32#include <mach/soc.h>
35#include <linux/bitops.h>
36#include <plat/multi.h>
37
38/*
39 * Omap device type i.e. EMU/HS/TST/GP/BAD
40 */
41#define OMAP2_DEVICE_TYPE_TEST 0
42#define OMAP2_DEVICE_TYPE_EMU 1
43#define OMAP2_DEVICE_TYPE_SEC 2
44#define OMAP2_DEVICE_TYPE_GP 3
45#define OMAP2_DEVICE_TYPE_BAD 4
46
47int omap_type(void);
48
49/*
50 * omap_rev bits:
51 * CPU id bits (0730, 1510, 1710, 2422...) [31:16]
52 * CPU revision (See _REV_ defined in cpu.h) [15:08]
53 * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00]
54 */
55unsigned int omap_rev(void);
56
57/*
58 * Get the CPU revision for OMAP devices
59 */
60#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff)
61
62/*
63 * Macros to group OMAP into cpu classes.
64 * These can be used in most places.
65 * cpu_is_omap7xx(): True for OMAP730, OMAP850
66 * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310
67 * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710
68 * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
69 * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423
70 * cpu_is_omap243x(): True for OMAP2430
71 * cpu_is_omap343x(): True for OMAP3430
72 * cpu_is_omap443x(): True for OMAP4430
73 * cpu_is_omap446x(): True for OMAP4460
74 * cpu_is_omap447x(): True for OMAP4470
75 * soc_is_omap543x(): True for OMAP5430, OMAP5432
76 */
77#define GET_OMAP_CLASS (omap_rev() & 0xff)
78
79#define IS_OMAP_CLASS(class, id) \
80static inline int is_omap ##class (void) \
81{ \
82 return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
83}
84
85#define GET_AM_CLASS ((omap_rev() >> 24) & 0xff)
86
87#define IS_AM_CLASS(class, id) \
88static inline int is_am ##class (void) \
89{ \
90 return (GET_AM_CLASS == (id)) ? 1 : 0; \
91}
92
93#define GET_TI_CLASS ((omap_rev() >> 24) & 0xff)
94
95#define IS_TI_CLASS(class, id) \
96static inline int is_ti ##class (void) \
97{ \
98 return (GET_TI_CLASS == (id)) ? 1 : 0; \
99}
100
101#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff)
102
103#define IS_OMAP_SUBCLASS(subclass, id) \
104static inline int is_omap ##subclass (void) \
105{ \
106 return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
107}
108
109#define IS_TI_SUBCLASS(subclass, id) \
110static inline int is_ti ##subclass (void) \
111{ \
112 return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
113}
114
115#define IS_AM_SUBCLASS(subclass, id) \
116static inline int is_am ##subclass (void) \
117{ \
118 return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
119}
120
121IS_OMAP_CLASS(7xx, 0x07)
122IS_OMAP_CLASS(15xx, 0x15)
123IS_OMAP_CLASS(16xx, 0x16)
124IS_OMAP_CLASS(24xx, 0x24)
125IS_OMAP_CLASS(34xx, 0x34)
126IS_OMAP_CLASS(44xx, 0x44)
127IS_AM_CLASS(35xx, 0x35)
128IS_OMAP_CLASS(54xx, 0x54)
129IS_AM_CLASS(33xx, 0x33)
130
131IS_TI_CLASS(81xx, 0x81)
132
133IS_OMAP_SUBCLASS(242x, 0x242)
134IS_OMAP_SUBCLASS(243x, 0x243)
135IS_OMAP_SUBCLASS(343x, 0x343)
136IS_OMAP_SUBCLASS(363x, 0x363)
137IS_OMAP_SUBCLASS(443x, 0x443)
138IS_OMAP_SUBCLASS(446x, 0x446)
139IS_OMAP_SUBCLASS(447x, 0x447)
140IS_OMAP_SUBCLASS(543x, 0x543)
141
142IS_TI_SUBCLASS(816x, 0x816)
143IS_TI_SUBCLASS(814x, 0x814)
144IS_AM_SUBCLASS(335x, 0x335)
145
146#define cpu_is_omap7xx() 0
147#define cpu_is_omap15xx() 0
148#define cpu_is_omap16xx() 0
149#define cpu_is_omap24xx() 0
150#define cpu_is_omap242x() 0
151#define cpu_is_omap243x() 0
152#define cpu_is_omap34xx() 0
153#define cpu_is_omap343x() 0
154#define cpu_is_ti81xx() 0
155#define cpu_is_ti816x() 0
156#define cpu_is_ti814x() 0
157#define soc_is_am35xx() 0
158#define soc_is_am33xx() 0
159#define soc_is_am335x() 0
160#define cpu_is_omap44xx() 0
161#define cpu_is_omap443x() 0
162#define cpu_is_omap446x() 0
163#define cpu_is_omap447x() 0
164#define soc_is_omap54xx() 0
165#define soc_is_omap543x() 0
166
167#if defined(MULTI_OMAP1)
168# if defined(CONFIG_ARCH_OMAP730)
169# undef cpu_is_omap7xx
170# define cpu_is_omap7xx() is_omap7xx()
171# endif
172# if defined(CONFIG_ARCH_OMAP850)
173# undef cpu_is_omap7xx
174# define cpu_is_omap7xx() is_omap7xx()
175# endif
176# if defined(CONFIG_ARCH_OMAP15XX)
177# undef cpu_is_omap15xx
178# define cpu_is_omap15xx() is_omap15xx()
179# endif
180# if defined(CONFIG_ARCH_OMAP16XX)
181# undef cpu_is_omap16xx
182# define cpu_is_omap16xx() is_omap16xx()
183# endif
184#else
185# if defined(CONFIG_ARCH_OMAP730)
186# undef cpu_is_omap7xx
187# define cpu_is_omap7xx() 1
188# endif
189# if defined(CONFIG_ARCH_OMAP850)
190# undef cpu_is_omap7xx
191# define cpu_is_omap7xx() 1
192# endif
193# if defined(CONFIG_ARCH_OMAP15XX)
194# undef cpu_is_omap15xx
195# define cpu_is_omap15xx() 1
196# endif
197# if defined(CONFIG_ARCH_OMAP16XX)
198# undef cpu_is_omap16xx
199# define cpu_is_omap16xx() 1
200# endif
201#endif
202
203#if defined(MULTI_OMAP2)
204# if defined(CONFIG_ARCH_OMAP2)
205# undef cpu_is_omap24xx
206# define cpu_is_omap24xx() is_omap24xx()
207# endif
208# if defined (CONFIG_SOC_OMAP2420)
209# undef cpu_is_omap242x
210# define cpu_is_omap242x() is_omap242x()
211# endif
212# if defined (CONFIG_SOC_OMAP2430)
213# undef cpu_is_omap243x
214# define cpu_is_omap243x() is_omap243x()
215# endif
216# if defined(CONFIG_ARCH_OMAP3)
217# undef cpu_is_omap34xx
218# undef cpu_is_omap343x
219# define cpu_is_omap34xx() is_omap34xx()
220# define cpu_is_omap343x() is_omap343x()
221# endif
222#else
223# if defined(CONFIG_ARCH_OMAP2)
224# undef cpu_is_omap24xx
225# define cpu_is_omap24xx() 1
226# endif
227# if defined(CONFIG_SOC_OMAP2420)
228# undef cpu_is_omap242x
229# define cpu_is_omap242x() 1
230# endif
231# if defined(CONFIG_SOC_OMAP2430)
232# undef cpu_is_omap243x
233# define cpu_is_omap243x() 1
234# endif
235# if defined(CONFIG_ARCH_OMAP3)
236# undef cpu_is_omap34xx
237# define cpu_is_omap34xx() 1
238# endif
239# if defined(CONFIG_SOC_OMAP3430)
240# undef cpu_is_omap343x
241# define cpu_is_omap343x() 1
242# endif
243#endif
244
245/*
246 * Macros to detect individual cpu types.
247 * These are only rarely needed.
248 * cpu_is_omap310(): True for OMAP310
249 * cpu_is_omap1510(): True for OMAP1510
250 * cpu_is_omap1610(): True for OMAP1610
251 * cpu_is_omap1611(): True for OMAP1611
252 * cpu_is_omap5912(): True for OMAP5912
253 * cpu_is_omap1621(): True for OMAP1621
254 * cpu_is_omap1710(): True for OMAP1710
255 * cpu_is_omap2420(): True for OMAP2420
256 * cpu_is_omap2422(): True for OMAP2422
257 * cpu_is_omap2423(): True for OMAP2423
258 * cpu_is_omap2430(): True for OMAP2430
259 * cpu_is_omap3430(): True for OMAP3430
260 */
261#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
262
263#define IS_OMAP_TYPE(type, id) \
264static inline int is_omap ##type (void) \
265{ \
266 return (GET_OMAP_TYPE == (id)) ? 1 : 0; \
267}
268
269IS_OMAP_TYPE(310, 0x0310)
270IS_OMAP_TYPE(1510, 0x1510)
271IS_OMAP_TYPE(1610, 0x1610)
272IS_OMAP_TYPE(1611, 0x1611)
273IS_OMAP_TYPE(5912, 0x1611)
274IS_OMAP_TYPE(1621, 0x1621)
275IS_OMAP_TYPE(1710, 0x1710)
276IS_OMAP_TYPE(2420, 0x2420)
277IS_OMAP_TYPE(2422, 0x2422)
278IS_OMAP_TYPE(2423, 0x2423)
279IS_OMAP_TYPE(2430, 0x2430)
280IS_OMAP_TYPE(3430, 0x3430)
281
282#define cpu_is_omap310() 0
283#define cpu_is_omap1510() 0
284#define cpu_is_omap1610() 0
285#define cpu_is_omap5912() 0
286#define cpu_is_omap1611() 0
287#define cpu_is_omap1621() 0
288#define cpu_is_omap1710() 0
289#define cpu_is_omap2420() 0
290#define cpu_is_omap2422() 0
291#define cpu_is_omap2423() 0
292#define cpu_is_omap2430() 0
293#define cpu_is_omap3430() 0
294#define cpu_is_omap3630() 0
295#define soc_is_omap5430() 0
296
297/*
298 * Whether we have MULTI_OMAP1 or not, we still need to distinguish
299 * between 310 vs. 1510 and 1611B/5912 vs. 1710.
300 */
301
302#if defined(CONFIG_ARCH_OMAP15XX)
303# undef cpu_is_omap310
304# undef cpu_is_omap1510
305# define cpu_is_omap310() is_omap310()
306# define cpu_is_omap1510() is_omap1510()
307#endif
308
309#if defined(CONFIG_ARCH_OMAP16XX)
310# undef cpu_is_omap1610
311# undef cpu_is_omap1611
312# undef cpu_is_omap5912
313# undef cpu_is_omap1621
314# undef cpu_is_omap1710
315# define cpu_is_omap1610() is_omap1610()
316# define cpu_is_omap1611() is_omap1611()
317# define cpu_is_omap5912() is_omap5912()
318# define cpu_is_omap1621() is_omap1621()
319# define cpu_is_omap1710() is_omap1710()
320#endif
321
322#if defined(CONFIG_ARCH_OMAP2)
323# undef cpu_is_omap2420
324# undef cpu_is_omap2422
325# undef cpu_is_omap2423
326# undef cpu_is_omap2430
327# define cpu_is_omap2420() is_omap2420()
328# define cpu_is_omap2422() is_omap2422()
329# define cpu_is_omap2423() is_omap2423()
330# define cpu_is_omap2430() is_omap2430()
331#endif
332
333#if defined(CONFIG_ARCH_OMAP3)
334# undef cpu_is_omap3430
335# undef cpu_is_ti81xx
336# undef cpu_is_ti816x
337# undef cpu_is_ti814x
338# undef soc_is_am35xx
339# define cpu_is_omap3430() is_omap3430()
340# undef cpu_is_omap3630
341# define cpu_is_omap3630() is_omap363x()
342# define cpu_is_ti81xx() is_ti81xx()
343# define cpu_is_ti816x() is_ti816x()
344# define cpu_is_ti814x() is_ti814x()
345# define soc_is_am35xx() is_am35xx()
346#endif 33#endif
347 34
348# if defined(CONFIG_SOC_AM33XX) 35#ifdef CONFIG_ARCH_OMAP2PLUS
349# undef soc_is_am33xx 36#include "../../mach-omap2/soc.h"
350# undef soc_is_am335x
351# define soc_is_am33xx() is_am33xx()
352# define soc_is_am335x() is_am335x()
353#endif 37#endif
354 38
355# if defined(CONFIG_ARCH_OMAP4)
356# undef cpu_is_omap44xx
357# undef cpu_is_omap443x
358# undef cpu_is_omap446x
359# undef cpu_is_omap447x
360# define cpu_is_omap44xx() is_omap44xx()
361# define cpu_is_omap443x() is_omap443x()
362# define cpu_is_omap446x() is_omap446x()
363# define cpu_is_omap447x() is_omap447x()
364# endif
365
366# if defined(CONFIG_SOC_OMAP5)
367# undef soc_is_omap54xx
368# undef soc_is_omap543x
369# define soc_is_omap54xx() is_omap54xx()
370# define soc_is_omap543x() is_omap543x()
371#endif
372
373/* Macros to detect if we have OMAP1 or OMAP2 */
374#define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \
375 cpu_is_omap16xx())
376#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \
377 cpu_is_omap44xx() || soc_is_omap54xx() || \
378 soc_is_am33xx())
379
380/* Various silicon revisions for omap2 */
381#define OMAP242X_CLASS 0x24200024
382#define OMAP2420_REV_ES1_0 OMAP242X_CLASS
383#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8))
384
385#define OMAP243X_CLASS 0x24300024
386#define OMAP2430_REV_ES1_0 OMAP243X_CLASS
387
388#define OMAP343X_CLASS 0x34300034
389#define OMAP3430_REV_ES1_0 OMAP343X_CLASS
390#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8))
391#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8))
392#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8))
393#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8))
394#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8))
395
396#define OMAP363X_CLASS 0x36300034
397#define OMAP3630_REV_ES1_0 OMAP363X_CLASS
398#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8))
399#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8))
400
401#define TI816X_CLASS 0x81600034
402#define TI8168_REV_ES1_0 TI816X_CLASS
403#define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8))
404
405#define TI814X_CLASS 0x81400034
406#define TI8148_REV_ES1_0 TI814X_CLASS
407#define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8))
408#define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8))
409
410#define AM35XX_CLASS 0x35170034
411#define AM35XX_REV_ES1_0 AM35XX_CLASS
412#define AM35XX_REV_ES1_1 (AM35XX_CLASS | (0x1 << 8))
413
414#define AM335X_CLASS 0x33500033
415#define AM335X_REV_ES1_0 AM335X_CLASS
416
417#define OMAP443X_CLASS 0x44300044
418#define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8))
419#define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8))
420#define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8))
421#define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8))
422#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8))
423
424#define OMAP446X_CLASS 0x44600044
425#define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8))
426#define OMAP4460_REV_ES1_1 (OMAP446X_CLASS | (0x11 << 8))
427
428#define OMAP447X_CLASS 0x44700044
429#define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8))
430
431#define OMAP54XX_CLASS 0x54000054
432#define OMAP5430_REV_ES1_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x10 << 8))
433#define OMAP5432_REV_ES1_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x10 << 8))
434
435void omap2xxx_check_revision(void);
436void omap3xxx_check_revision(void);
437void omap4xxx_check_revision(void);
438void omap5xxx_check_revision(void);
439void omap3xxx_check_features(void);
440void ti81xx_check_features(void);
441void omap4xxx_check_features(void);
442
443/*
444 * Runtime detection of OMAP3 features
445 *
446 * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip
447 * family have OS-level control over the I/O chain clock. This is
448 * to avoid a window during which wakeups could potentially be lost
449 * during powerdomain transitions. If this bit is set, it
450 * indicates that the chip does support OS-level control of this
451 * feature.
452 */
453extern u32 omap_features;
454
455#define OMAP3_HAS_L2CACHE BIT(0)
456#define OMAP3_HAS_IVA BIT(1)
457#define OMAP3_HAS_SGX BIT(2)
458#define OMAP3_HAS_NEON BIT(3)
459#define OMAP3_HAS_ISP BIT(4)
460#define OMAP3_HAS_192MHZ_CLK BIT(5)
461#define OMAP3_HAS_IO_WAKEUP BIT(6)
462#define OMAP3_HAS_SDRC BIT(7)
463#define OMAP3_HAS_IO_CHAIN_CTRL BIT(8)
464#define OMAP4_HAS_MPU_1GHZ BIT(9)
465#define OMAP4_HAS_MPU_1_2GHZ BIT(10)
466#define OMAP4_HAS_MPU_1_5GHZ BIT(11)
467
468
469#define OMAP3_HAS_FEATURE(feat,flag) \
470static inline unsigned int omap3_has_ ##feat(void) \
471{ \
472 return omap_features & OMAP3_HAS_ ##flag; \
473} \
474
475OMAP3_HAS_FEATURE(l2cache, L2CACHE)
476OMAP3_HAS_FEATURE(sgx, SGX)
477OMAP3_HAS_FEATURE(iva, IVA)
478OMAP3_HAS_FEATURE(neon, NEON)
479OMAP3_HAS_FEATURE(isp, ISP)
480OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK)
481OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP)
482OMAP3_HAS_FEATURE(sdrc, SDRC)
483OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL)
484
485/*
486 * Runtime detection of OMAP4 features
487 */
488#define OMAP4_HAS_FEATURE(feat, flag) \
489static inline unsigned int omap4_has_ ##feat(void) \
490{ \
491 return omap_features & OMAP4_HAS_ ##flag; \
492} \
493
494OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ)
495OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ)
496OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ)
497
498#endif /* __ASSEMBLY__ */
499#endif 39#endif
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