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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 | /* SPDX-License-Identifier: GPL-2.0-or-later */ /* * OMAP cpu type detection * * Copyright (C) 2004, 2008 Nokia Corporation * * Copyright (C) 2009-11 Texas Instruments. * * Written by Tony Lindgren <tony.lindgren@nokia.com> * * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com> * Added DRA7xxx specific defines - Sricharan R<r.sricharan@ti.com> */ #include "omap24xx.h" #include "omap34xx.h" #include "omap44xx.h" #include "ti81xx.h" #include "am33xx.h" #include "omap54xx.h" #ifndef __ASSEMBLY__ #include <linux/bitops.h> #include <linux/of.h> /* * OMAP2+ is always defined as ARCH_MULTIPLATFORM in Kconfig */ #undef MULTI_OMAP2 #define MULTI_OMAP2 /* * Omap 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 int omap_type(void); /* * omap_rev bits: * SoC id bits (0730, 1510, 1710, 2422...) [31:16] * SoC revision (See _REV_ defined in cpu.h) [15:08] * SoC class bits (15xx, 16xx, 24xx, 34xx...) [07:00] */ unsigned int omap_rev(void); static inline int soc_is_omap(void) { return omap_rev() != 0; } /* * Get the SoC revision for OMAP devices */ #define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) /* * Macros to group OMAP into cpu classes. * These can be used in most places. * soc_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 * soc_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 * soc_is_omap243x(): True for OMAP2430 * soc_is_omap343x(): True for OMAP3430 * soc_is_omap443x(): True for OMAP4430 * soc_is_omap446x(): True for OMAP4460 * soc_is_omap447x(): True for OMAP4470 * soc_is_omap543x(): True for OMAP5430, OMAP5432 */ #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_AM_CLASS ((omap_rev() >> 24) & 0xff) #define IS_AM_CLASS(class, id) \ static inline int is_am ##class (void) \ { \ return (GET_AM_CLASS == (id)) ? 1 : 0; \ } #define GET_TI_CLASS ((omap_rev() >> 24) & 0xff) #define IS_TI_CLASS(class, id) \ static inline int is_ti ##class (void) \ { \ return (GET_TI_CLASS == (id)) ? 1 : 0; \ } #define GET_DRA_CLASS ((omap_rev() >> 24) & 0xff) #define IS_DRA_CLASS(class, id) \ static inline int is_dra ##class (void) \ { \ return (GET_DRA_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; \ } #define IS_TI_SUBCLASS(subclass, id) \ static inline int is_ti ##subclass (void) \ { \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } #define IS_AM_SUBCLASS(subclass, id) \ static inline int is_am ##subclass (void) \ { \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } #define IS_DRA_SUBCLASS(subclass, id) \ static inline int is_dra ##subclass (void) \ { \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } #define GET_DRA_PACKAGE (omap_rev() & 0xff) #define IS_DRA_SUBCLASS_PACKAGE(subclass, package, id) \ static inline int is_dra ##subclass ##_ ##package (void) \ { \ return (is_dra ##subclass () && GET_DRA_PACKAGE == id) ? 1 : 0; \ } IS_OMAP_CLASS(24xx, 0x24) IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_CLASS(44xx, 0x44) IS_AM_CLASS(35xx, 0x35) IS_OMAP_CLASS(54xx, 0x54) IS_AM_CLASS(33xx, 0x33) IS_AM_CLASS(43xx, 0x43) IS_TI_CLASS(81xx, 0x81) IS_DRA_CLASS(7xx, 0x7) IS_OMAP_SUBCLASS(242x, 0x242) IS_OMAP_SUBCLASS(243x, 0x243) IS_OMAP_SUBCLASS(343x, 0x343) IS_OMAP_SUBCLASS(363x, 0x363) IS_OMAP_SUBCLASS(443x, 0x443) IS_OMAP_SUBCLASS(446x, 0x446) IS_OMAP_SUBCLASS(447x, 0x447) IS_OMAP_SUBCLASS(543x, 0x543) IS_TI_SUBCLASS(816x, 0x816) IS_TI_SUBCLASS(814x, 0x814) IS_AM_SUBCLASS(335x, 0x335) IS_AM_SUBCLASS(437x, 0x437) IS_DRA_SUBCLASS(76x, 0x76) IS_DRA_SUBCLASS_PACKAGE(76x, abz, 2) IS_DRA_SUBCLASS_PACKAGE(76x, acd, 3) IS_DRA_SUBCLASS(75x, 0x75) IS_DRA_SUBCLASS(72x, 0x72) #define soc_is_ti81xx() 0 #define soc_is_ti816x() 0 #define soc_is_ti814x() 0 #define soc_is_am35xx() 0 #define soc_is_am33xx() 0 #define soc_is_am335x() 0 #define soc_is_am43xx() 0 #define soc_is_am437x() 0 #define soc_is_omap44xx() 0 #define soc_is_omap443x() 0 #define soc_is_omap446x() 0 #define soc_is_omap447x() 0 #define soc_is_omap54xx() 0 #define soc_is_omap543x() 0 #define soc_is_dra7xx() 0 #define soc_is_dra76x() 0 #define soc_is_dra74x() 0 #define soc_is_dra72x() 0 #if defined(CONFIG_ARCH_OMAP2) # define soc_is_omap24xx() is_omap24xx() #else # define soc_is_omap24xx() 0 #endif #if defined(CONFIG_SOC_OMAP2420) # define soc_is_omap242x() is_omap242x() #else # define soc_is_omap242x() 0 #endif #if defined(CONFIG_SOC_OMAP2430) # define soc_is_omap243x() is_omap243x() #else # define soc_is_omap243x() 0 #endif #if defined(CONFIG_ARCH_OMAP3) # define soc_is_omap34xx() is_omap34xx() # define soc_is_omap343x() is_omap343x() #else # define soc_is_omap34xx() 0 # define soc_is_omap343x() 0 #endif /* * Macros to detect individual cpu types. * These are only rarely needed. * soc_is_omap2420(): True for OMAP2420 * soc_is_omap2422(): True for OMAP2422 * soc_is_omap2423(): True for OMAP2423 * soc_is_omap2430(): True for OMAP2430 * soc_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(2420, 0x2420) IS_OMAP_TYPE(2422, 0x2422) IS_OMAP_TYPE(2423, 0x2423) IS_OMAP_TYPE(2430, 0x2430) IS_OMAP_TYPE(3430, 0x3430) #define soc_is_omap2420() 0 #define soc_is_omap2422() 0 #define soc_is_omap2423() 0 #define soc_is_omap2430() 0 #define soc_is_omap3430() 0 #define soc_is_omap3630() 0 #define soc_is_omap5430() 0 /* These are needed for the common code */ #define soc_is_omap7xx() 0 #define soc_is_omap15xx() 0 #define soc_is_omap16xx() 0 #define soc_is_omap1510() 0 #define soc_is_omap1610() 0 #define soc_is_omap1611() 0 #define soc_is_omap1621() 0 #define soc_is_omap1710() 0 #define cpu_class_is_omap1() 0 #define cpu_class_is_omap2() 1 #if defined(CONFIG_ARCH_OMAP2) # undef soc_is_omap2420 # undef soc_is_omap2422 # undef soc_is_omap2423 # undef soc_is_omap2430 # define soc_is_omap2420() is_omap2420() # define soc_is_omap2422() is_omap2422() # define soc_is_omap2423() is_omap2423() # define soc_is_omap2430() is_omap2430() #endif #if defined(CONFIG_ARCH_OMAP3) # undef soc_is_omap3430 # undef soc_is_ti81xx # undef soc_is_ti816x # undef soc_is_ti814x # undef soc_is_am35xx # define soc_is_omap3430() is_omap3430() # undef soc_is_omap3630 # define soc_is_omap3630() is_omap363x() # define soc_is_ti81xx() is_ti81xx() # define soc_is_ti816x() is_ti816x() # define soc_is_ti814x() is_ti814x() # define soc_is_am35xx() is_am35xx() #endif # if defined(CONFIG_SOC_AM33XX) # undef soc_is_am33xx # undef soc_is_am335x # define soc_is_am33xx() is_am33xx() # define soc_is_am335x() is_am335x() #endif #ifdef CONFIG_SOC_AM43XX # undef soc_is_am43xx # undef soc_is_am437x # define soc_is_am43xx() is_am43xx() # define soc_is_am437x() is_am437x() #endif # if defined(CONFIG_ARCH_OMAP4) # undef soc_is_omap44xx # undef soc_is_omap443x # undef soc_is_omap446x # undef soc_is_omap447x # define soc_is_omap44xx() is_omap44xx() # define soc_is_omap443x() is_omap443x() # define soc_is_omap446x() is_omap446x() # define soc_is_omap447x() is_omap447x() # endif # if defined(CONFIG_SOC_OMAP5) # undef soc_is_omap54xx # undef soc_is_omap543x # define soc_is_omap54xx() is_omap54xx() # define soc_is_omap543x() is_omap543x() #endif #if defined(CONFIG_SOC_DRA7XX) #undef soc_is_dra7xx #undef soc_is_dra76x #undef soc_is_dra76x_abz #undef soc_is_dra76x_acd #undef soc_is_dra74x #undef soc_is_dra72x #define soc_is_dra7xx() is_dra7xx() #define soc_is_dra76x() is_dra76x() #define soc_is_dra76x_abz() is_dra76x_abz() #define soc_is_dra76x_acd() is_dra76x_acd() #define soc_is_dra74x() is_dra75x() #define soc_is_dra72x() is_dra72x() #endif /* Various silicon revisions for omap2 */ #define OMAP242X_CLASS 0x24200024 #define OMAP2420_REV_ES1_0 OMAP242X_CLASS #define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8)) #define OMAP243X_CLASS 0x24300024 #define OMAP2430_REV_ES1_0 OMAP243X_CLASS #define OMAP343X_CLASS 0x34300034 #define OMAP3430_REV_ES1_0 OMAP343X_CLASS #define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8)) #define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8)) #define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8)) #define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8)) #define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8)) #define OMAP363X_CLASS 0x36300034 #define OMAP3630_REV_ES1_0 OMAP363X_CLASS #define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8)) #define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8)) #define TI816X_CLASS 0x81600081 #define TI8168_REV_ES1_0 TI816X_CLASS #define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) #define TI8168_REV_ES2_0 (TI816X_CLASS | (0x2 << 8)) #define TI8168_REV_ES2_1 (TI816X_CLASS | (0x3 << 8)) #define TI814X_CLASS 0x81400081 #define TI8148_REV_ES1_0 TI814X_CLASS #define TI8148_REV_ES2_0 (TI814X_CLASS | (0x1 << 8)) #define TI8148_REV_ES2_1 (TI814X_CLASS | (0x2 << 8)) #define AM35XX_CLASS 0x35170034 #define AM35XX_REV_ES1_0 AM35XX_CLASS #define AM35XX_REV_ES1_1 (AM35XX_CLASS | (0x1 << 8)) #define AM335X_CLASS 0x33500033 #define AM335X_REV_ES1_0 AM335X_CLASS #define AM335X_REV_ES2_0 (AM335X_CLASS | (0x1 << 8)) #define AM335X_REV_ES2_1 (AM335X_CLASS | (0x2 << 8)) #define AM437X_CLASS 0x43700000 #define AM437X_REV_ES1_0 (AM437X_CLASS | (0x10 << 8)) #define AM437X_REV_ES1_1 (AM437X_CLASS | (0x11 << 8)) #define AM437X_REV_ES1_2 (AM437X_CLASS | (0x12 << 8)) #define OMAP443X_CLASS 0x44300044 #define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) #define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) #define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) #define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) #define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) #define OMAP446X_CLASS 0x44600044 #define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) #define OMAP4460_REV_ES1_1 (OMAP446X_CLASS | (0x11 << 8)) #define OMAP447X_CLASS 0x44700044 #define OMAP4470_REV_ES1_0 (OMAP447X_CLASS | (0x10 << 8)) #define OMAP54XX_CLASS 0x54000054 #define OMAP5430_REV_ES2_0 (OMAP54XX_CLASS | (0x30 << 16) | (0x20 << 8)) #define OMAP5432_REV_ES2_0 (OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8)) #define DRA7XX_CLASS 0x07000000 #define DRA762_REV_ES1_0 (DRA7XX_CLASS | (0x62 << 16) | (0x10 << 8)) #define DRA762_ABZ_REV_ES1_0 (DRA762_REV_ES1_0 | (2 << 0)) #define DRA762_ACD_REV_ES1_0 (DRA762_REV_ES1_0 | (3 << 0)) #define DRA752_REV_ES1_0 (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8)) #define DRA752_REV_ES1_1 (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8)) #define DRA752_REV_ES2_0 (DRA7XX_CLASS | (0x52 << 16) | (0x20 << 8)) #define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8)) #define DRA722_REV_ES2_0 (DRA7XX_CLASS | (0x22 << 16) | (0x20 << 8)) #define DRA722_REV_ES2_1 (DRA7XX_CLASS | (0x22 << 16) | (0x21 << 8)) void omap2xxx_check_revision(void); void omap3xxx_check_revision(void); void omap4xxx_check_revision(void); void omap5xxx_check_revision(void); void dra7xxx_check_revision(void); void omap3xxx_check_features(void); void ti81xx_check_features(void); void am33xx_check_features(void); void omap4xxx_check_features(void); /* * Runtime detection of OMAP3 features * * OMAP3_HAS_IO_CHAIN_CTRL: Some later members of the OMAP3 chip * family have OS-level control over the I/O chain clock. This is * to avoid a window during which wakeups could potentially be lost * during powerdomain transitions. If this bit is set, it * indicates that the chip does support OS-level control of this * feature. */ extern u32 omap_features; #define OMAP3_HAS_L2CACHE BIT(0) #define OMAP3_HAS_IVA BIT(1) #define OMAP3_HAS_SGX BIT(2) #define OMAP3_HAS_NEON BIT(3) #define OMAP3_HAS_ISP BIT(4) #define OMAP3_HAS_192MHZ_CLK BIT(5) #define OMAP3_HAS_IO_WAKEUP BIT(6) #define OMAP3_HAS_SDRC BIT(7) #define OMAP3_HAS_IO_CHAIN_CTRL BIT(8) #define OMAP4_HAS_PERF_SILICON BIT(9) #define OMAP3_HAS_FEATURE(feat,flag) \ static inline unsigned int omap3_has_ ##feat(void) \ { \ return omap_features & OMAP3_HAS_ ##flag; \ } \ OMAP3_HAS_FEATURE(l2cache, L2CACHE) OMAP3_HAS_FEATURE(sgx, SGX) OMAP3_HAS_FEATURE(iva, IVA) OMAP3_HAS_FEATURE(neon, NEON) OMAP3_HAS_FEATURE(isp, ISP) OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) OMAP3_HAS_FEATURE(sdrc, SDRC) OMAP3_HAS_FEATURE(io_chain_ctrl, IO_CHAIN_CTRL) /* * Runtime detection of OMAP4 features */ #define OMAP4_HAS_FEATURE(feat, flag) \ static inline unsigned int omap4_has_ ##feat(void) \ { \ return omap_features & OMAP4_HAS_ ##flag; \ } \ OMAP4_HAS_FEATURE(perf_silicon, PERF_SILICON) /* * We need to make sure omap initcalls don't run when * multiplatform kernels are booted on other SoCs. */ #define omap_initcall(level, fn) \ static int __init __used __##fn(void) \ { \ if (!soc_is_omap()) \ return 0; \ return fn(); \ } \ level(__##fn); #define omap_early_initcall(fn) omap_initcall(early_initcall, fn) #define omap_core_initcall(fn) omap_initcall(core_initcall, fn) #define omap_postcore_initcall(fn) omap_initcall(postcore_initcall, fn) #define omap_arch_initcall(fn) omap_initcall(arch_initcall, fn) #define omap_subsys_initcall(fn) omap_initcall(subsys_initcall, fn) #define omap_device_initcall(fn) omap_initcall(device_initcall, fn) #define omap_late_initcall(fn) omap_initcall(late_initcall, fn) #define omap_late_initcall_sync(fn) omap_initcall(late_initcall_sync, fn) /* Legacy defines, these can be removed when users are removed */ #define cpu_is_omap2420() soc_is_omap2420() #define cpu_is_omap2422() soc_is_omap2422() #define cpu_is_omap242x() soc_is_omap242x() #define cpu_is_omap2430() soc_is_omap2430() #define cpu_is_omap243x() soc_is_omap243x() #define cpu_is_omap24xx() soc_is_omap24xx() #define cpu_is_omap3430() soc_is_omap3430() #define cpu_is_omap343x() soc_is_omap343x() #define cpu_is_omap34xx() soc_is_omap34xx() #define cpu_is_omap3630() soc_is_omap3630() #define cpu_is_omap443x() soc_is_omap443x() #define cpu_is_omap446x() soc_is_omap446x() #define cpu_is_omap44xx() soc_is_omap44xx() #define cpu_is_ti814x() soc_is_ti814x() #define cpu_is_ti816x() soc_is_ti816x() #define cpu_is_ti81xx() soc_is_ti81xx() #endif /* __ASSEMBLY__ */ |