1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2011 Renesas Solutions Corp.
7 #include <asm/processor.h>
10 .macro or32, addr, data
24 .section .spiboot1.text
29 /*------- GPIO -------*/
30 write8 PGDR_A, PGDR_D /* eMMC power off */
32 write16 PACR_A, PACR_D
33 write16 PBCR_A, PBCR_D
34 write16 PCCR_A, PCCR_D
35 write16 PDCR_A, PDCR_D
36 write16 PECR_A, PECR_D
37 write16 PFCR_A, PFCR_D
38 write16 PGCR_A, PGCR_D
39 write16 PHCR_A, PHCR_D
40 write16 PICR_A, PICR_D
41 write16 PJCR_A, PJCR_D
42 write16 PKCR_A, PKCR_D
43 write16 PLCR_A, PLCR_D
44 write16 PMCR_A, PMCR_D
45 write16 PNCR_A, PNCR_D
46 write16 POCR_A, POCR_D
47 write16 PQCR_A, PQCR_D
48 write16 PRCR_A, PRCR_D
49 write16 PSCR_A, PSCR_D
50 write16 PTCR_A, PTCR_D
51 write16 PUCR_A, PUCR_D
52 write16 PVCR_A, PVCR_D
53 write16 PWCR_A, PWCR_D
54 write16 PXCR_A, PXCR_D
55 write16 PYCR_A, PYCR_D
56 write16 PZCR_A, PZCR_D
57 write16 PSEL0_A, PSEL0_D
58 write16 PSEL1_A, PSEL1_D
59 write16 PSEL2_A, PSEL2_D
60 write16 PSEL3_A, PSEL3_D
61 write16 PSEL4_A, PSEL4_D
62 write16 PSEL5_A, PSEL5_D
63 write16 PSEL6_A, PSEL6_D
64 write16 PSEL7_A, PSEL7_D
65 write16 PSEL8_A, PSEL8_D
72 /*------- GPIO -------*/
73 PGDR_A: .long 0xffec0040
74 PACR_A: .long 0xffec0000
75 PBCR_A: .long 0xffec0002
76 PCCR_A: .long 0xffec0004
77 PDCR_A: .long 0xffec0006
78 PECR_A: .long 0xffec0008
79 PFCR_A: .long 0xffec000a
80 PGCR_A: .long 0xffec000c
81 PHCR_A: .long 0xffec000e
82 PICR_A: .long 0xffec0010
83 PJCR_A: .long 0xffec0012
84 PKCR_A: .long 0xffec0014
85 PLCR_A: .long 0xffec0016
86 PMCR_A: .long 0xffec0018
87 PNCR_A: .long 0xffec001a
88 POCR_A: .long 0xffec001c
89 PQCR_A: .long 0xffec0020
90 PRCR_A: .long 0xffec0022
91 PSCR_A: .long 0xffec0024
92 PTCR_A: .long 0xffec0026
93 PUCR_A: .long 0xffec0028
94 PVCR_A: .long 0xffec002a
95 PWCR_A: .long 0xffec002c
96 PXCR_A: .long 0xffec002e
97 PYCR_A: .long 0xffec0030
98 PZCR_A: .long 0xffec0032
99 PSEL0_A: .long 0xffec0070
100 PSEL1_A: .long 0xffec0072
101 PSEL2_A: .long 0xffec0074
102 PSEL3_A: .long 0xffec0076
103 PSEL4_A: .long 0xffec0078
104 PSEL5_A: .long 0xffec007a
105 PSEL6_A: .long 0xffec007c
106 PSEL7_A: .long 0xffec0082
107 PSEL8_A: .long 0xffec0084
129 #if defined(CONFIG_SH7757_OFFSET_SPI)
139 PSEL0_D: .long 0xfe00
140 PSEL1_D: .long 0x0000
141 PSEL2_D: .long 0x3000
142 PSEL3_D: .long 0xff00
143 PSEL4_D: .long 0x771f
144 PSEL5_D: .long 0x0ffc
145 PSEL6_D: .long 0x00ff
146 PSEL7_D: .long 0xfc00
147 PSEL8_D: .long 0x0000
163 /* If CPU runs on SDRAM, PC is 0x8???????. */
164 PC_MASK: .long 0x20000000
171 mov.l EXPEVT_POWER_ON_RESET, r1
176 * If EXPEVT value is manual reset or tlb multipul-hit,
177 * initialization of DDR3IF is not necessary.
190 * If DBACEN == 1(DBSC was already enabled), we have to avoid the
191 * initialization of DDR3-SDRAM.
197 /*------- DDR3IF -------*/
198 /* oscillation stabilization time */
199 wait_timer WAIT_OSC_TIME
202 write32 DBCMD_A, DBCMD_RSTL_VAL
206 write32 DBCMD_A, DBCMD_PDEN_VAL
209 write32 DBKIND_A, DBKIND_D
212 write32 DBCONF_A, DBCONF_D
213 write32 DBTR0_A, DBTR0_D
214 write32 DBTR1_A, DBTR1_D
215 write32 DBTR2_A, DBTR2_D
216 write32 DBTR3_A, DBTR3_D
217 write32 DBTR4_A, DBTR4_D
218 write32 DBTR5_A, DBTR5_D
219 write32 DBTR6_A, DBTR6_D
220 write32 DBTR7_A, DBTR7_D
221 write32 DBTR8_A, DBTR8_D
222 write32 DBTR9_A, DBTR9_D
223 write32 DBTR10_A, DBTR10_D
224 write32 DBTR11_A, DBTR11_D
225 write32 DBTR12_A, DBTR12_D
226 write32 DBTR13_A, DBTR13_D
227 write32 DBTR14_A, DBTR14_D
228 write32 DBTR15_A, DBTR15_D
229 write32 DBTR16_A, DBTR16_D
230 write32 DBTR17_A, DBTR17_D
231 write32 DBTR18_A, DBTR18_D
232 write32 DBTR19_A, DBTR19_D
233 write32 DBRNK0_A, DBRNK0_D
236 write32 DBPDCNT3_A, DBPDCNT3_D
239 write32 DBPDCNT1_A, DBPDCNT1_D
240 write32 DBPDCNT2_A, DBPDCNT2_D
241 write32 DBPDLCK_A, DBPDLCK_D
242 write32 DBPDRGA_A, DBPDRGA_D
243 write32 DBPDRGD_A, DBPDRGD_D
249 write32 DBPDCNT0_A, DBPDCNT0_D
256 write32 DBCMD_A, DBCMD_WAIT_VAL
260 write32 DBCMD_A, DBCMD_RSTH_VAL
264 write32 DBCMD_A, DBCMD_WAIT_VAL
265 write32 DBCMD_A, DBCMD_WAIT_VAL
266 write32 DBCMD_A, DBCMD_WAIT_VAL
267 write32 DBCMD_A, DBCMD_WAIT_VAL
270 write32 DBCMD_A, DBCMD_PDXT_VAL
273 write32 DBCMD_A, DBCMD_MRS2_VAL
276 write32 DBCMD_A, DBCMD_MRS3_VAL
279 write32 DBCMD_A, DBCMD_MRS1_VAL
282 write32 DBCMD_A, DBCMD_MRS0_VAL
285 write32 DBCMD_A, DBCMD_ZQCL_VAL
287 write32 DBCMD_A, DBCMD_REF_VAL
288 write32 DBCMD_A, DBCMD_REF_VAL
292 write32 DBADJ0_A, DBADJ0_D
293 write32 DBADJ1_A, DBADJ1_D
294 write32 DBADJ2_A, DBADJ2_D
297 write32 DBRFCNF0_A, DBRFCNF0_D
298 write32 DBRFCNF1_A, DBRFCNF1_D
299 write32 DBRFCNF2_A, DBRFCNF2_D
302 write32 DBCALCNF_A, DBCALCNF_D
305 write32 DBRFEN_A, DBRFEN_D
306 write32 DBCMD_A, DBCMD_SRXT_VAL
309 write32 DBACEN_A, DBACEN_D
314 #if defined(CONFIG_SH7757LCR_DDR_ECC)
316 write32 ECD_ECDEN_A, ECD_ECDEN_D
317 write32 ECD_INTSR_A, ECD_INTSR_D
318 write32 ECD_SPACER_A, ECD_SPACER_D
319 write32 ECD_MCR_A, ECD_MCR_D
326 EXPEVT_A: .long 0xff000024
327 EXPEVT_POWER_ON_RESET: .long 0x00000000
329 /*------- DDR3IF -------*/
330 DBCMD_A: .long 0xfe800018
331 DBKIND_A: .long 0xfe800020
332 DBCONF_A: .long 0xfe800024
333 DBTR0_A: .long 0xfe800040
334 DBTR1_A: .long 0xfe800044
335 DBTR2_A: .long 0xfe800048
336 DBTR3_A: .long 0xfe800050
337 DBTR4_A: .long 0xfe800054
338 DBTR5_A: .long 0xfe800058
339 DBTR6_A: .long 0xfe80005c
340 DBTR7_A: .long 0xfe800060
341 DBTR8_A: .long 0xfe800064
342 DBTR9_A: .long 0xfe800068
343 DBTR10_A: .long 0xfe80006c
344 DBTR11_A: .long 0xfe800070
345 DBTR12_A: .long 0xfe800074
346 DBTR13_A: .long 0xfe800078
347 DBTR14_A: .long 0xfe80007c
348 DBTR15_A: .long 0xfe800080
349 DBTR16_A: .long 0xfe800084
350 DBTR17_A: .long 0xfe800088
351 DBTR18_A: .long 0xfe80008c
352 DBTR19_A: .long 0xfe800090
353 DBRNK0_A: .long 0xfe800100
354 DBPDCNT0_A: .long 0xfe800200
355 DBPDCNT1_A: .long 0xfe800204
356 DBPDCNT2_A: .long 0xfe800208
357 DBPDCNT3_A: .long 0xfe80020c
358 DBPDLCK_A: .long 0xfe800280
359 DBPDRGA_A: .long 0xfe800290
360 DBPDRGD_A: .long 0xfe8002a0
361 DBADJ0_A: .long 0xfe8000c0
362 DBADJ1_A: .long 0xfe8000c4
363 DBADJ2_A: .long 0xfe8000c8
364 DBRFCNF0_A: .long 0xfe8000e0
365 DBRFCNF1_A: .long 0xfe8000e4
366 DBRFCNF2_A: .long 0xfe8000e8
367 DBCALCNF_A: .long 0xfe8000f4
368 DBRFEN_A: .long 0xfe800014
369 DBACEN_A: .long 0xfe800010
370 DBWAIT_A: .long 0xfe80001c
372 WAIT_OSC_TIME: .long 6000
373 WAIT_30US: .long 13333
375 DBCMD_RSTL_VAL: .long 0x20000000
376 DBCMD_PDEN_VAL: .long 0x1000d73c
377 DBCMD_WAIT_VAL: .long 0x0000d73c
378 DBCMD_RSTH_VAL: .long 0x2100d73c
379 DBCMD_PDXT_VAL: .long 0x110000c8
380 DBCMD_MRS0_VAL: .long 0x28000930
381 DBCMD_MRS1_VAL: .long 0x29000004
382 DBCMD_MRS2_VAL: .long 0x2a000008
383 DBCMD_MRS3_VAL: .long 0x2b000000
384 DBCMD_ZQCL_VAL: .long 0x03000200
385 DBCMD_REF_VAL: .long 0x0c000000
386 DBCMD_SRXT_VAL: .long 0x19000000
387 DBKIND_D: .long 0x00000007
388 DBCONF_D: .long 0x0f030a01
389 DBTR0_D: .long 0x00000007
390 DBTR1_D: .long 0x00000006
391 DBTR2_D: .long 0x00000000
392 DBTR3_D: .long 0x00000007
393 DBTR4_D: .long 0x00070007
394 DBTR5_D: .long 0x0000001b
395 DBTR6_D: .long 0x00000014
396 DBTR7_D: .long 0x00000005
397 DBTR8_D: .long 0x00000015
398 DBTR9_D: .long 0x00000006
399 DBTR10_D: .long 0x00000008
400 DBTR11_D: .long 0x00000007
401 DBTR12_D: .long 0x0000000e
402 DBTR13_D: .long 0x00000056
403 DBTR14_D: .long 0x00000006
404 DBTR15_D: .long 0x00000004
405 DBTR16_D: .long 0x00150002
406 DBTR17_D: .long 0x000c0017
407 DBTR18_D: .long 0x00000200
408 DBTR19_D: .long 0x00000040
409 DBRNK0_D: .long 0x00000001
410 DBPDCNT0_D: .long 0x00000001
411 DBPDCNT1_D: .long 0x00000001
412 DBPDCNT2_D: .long 0x00000000
413 DBPDCNT3_D: .long 0x00004010
414 DBPDLCK_D: .long 0x0000a55a
415 DBPDRGA_D: .long 0x00000028
416 DBPDRGD_D: .long 0x00017100
418 DBADJ0_D: .long 0x00000000
419 DBADJ1_D: .long 0x00000000
420 DBADJ2_D: .long 0x18061806
421 DBRFCNF0_D: .long 0x000001ff
422 DBRFCNF1_D: .long 0x08001000
423 DBRFCNF2_D: .long 0x00000000
424 DBCALCNF_D: .long 0x0000ffff
425 DBRFEN_D: .long 0x00000001
426 DBACEN_D: .long 0x00000001
428 /*------- DDR-ECC -------*/
429 ECD_ECDEN_A: .long 0xffc1012c
430 ECD_ECDEN_D: .long 0x00000001
431 ECD_INTSR_A: .long 0xfe900024
432 ECD_INTSR_D: .long 0xffffffff
433 ECD_SPACER_A: .long 0xfe900018
434 ECD_SPACER_D: .long SH7757LCR_SDRAM_ECC_SETTING
435 ECD_MCR_A: .long 0xfe900010
436 ECD_MCR_D: .long 0x00000001
441 #if defined(CONFIG_SH_32BIT)
442 /*------- set PMB -------*/
443 write32 PASCR_A, PASCR_29BIT_D
444 write32 MMUCR_A, MMUCR_D
446 /*****************************************************************
447 * ent virt phys v sz c wt
448 * 0 0xa0000000 0x00000000 1 128M 0 1
449 * 1 0xa8000000 0x48000000 1 128M 0 1
450 * 5 0x88000000 0x48000000 1 128M 1 1
452 write32 PMB_ADDR_SPIBOOT_A, PMB_ADDR_SPIBOOT_D
453 write32 PMB_DATA_SPIBOOT_A, PMB_DATA_SPIBOOT_D
454 write32 PMB_ADDR_DDR_C1_A, PMB_ADDR_DDR_C1_D
455 write32 PMB_DATA_DDR_C1_A, PMB_DATA_DDR_C1_D
456 write32 PMB_ADDR_DDR_N1_A, PMB_ADDR_DDR_N1_D
457 write32 PMB_DATA_DDR_N1_A, PMB_DATA_DDR_N1_D
459 write32 PMB_ADDR_ENTRY2, PMB_ADDR_NOT_USE_D
460 write32 PMB_ADDR_ENTRY3, PMB_ADDR_NOT_USE_D
461 write32 PMB_ADDR_ENTRY4, PMB_ADDR_NOT_USE_D
462 write32 PMB_ADDR_ENTRY6, PMB_ADDR_NOT_USE_D
463 write32 PMB_ADDR_ENTRY7, PMB_ADDR_NOT_USE_D
464 write32 PMB_ADDR_ENTRY8, PMB_ADDR_NOT_USE_D
465 write32 PMB_ADDR_ENTRY9, PMB_ADDR_NOT_USE_D
466 write32 PMB_ADDR_ENTRY10, PMB_ADDR_NOT_USE_D
467 write32 PMB_ADDR_ENTRY11, PMB_ADDR_NOT_USE_D
468 write32 PMB_ADDR_ENTRY12, PMB_ADDR_NOT_USE_D
469 write32 PMB_ADDR_ENTRY13, PMB_ADDR_NOT_USE_D
470 write32 PMB_ADDR_ENTRY14, PMB_ADDR_NOT_USE_D
471 write32 PMB_ADDR_ENTRY15, PMB_ADDR_NOT_USE_D
473 write32 PASCR_A, PASCR_INIT
476 #endif /* if defined(CONFIG_SH_32BIT) */
479 /* CPU is running on ILRAM? */
484 mov.l _bss_start, r15
485 mov.l _spiboot_main, r0
490 _spiboot_main: .long (spiboot_main - (100b + 4))
491 _bss_start: .long bss_start
502 #if defined(CONFIG_SH_32BIT)
503 /*------- set PMB -------*/
504 PMB_ADDR_SPIBOOT_A: .long PMB_ADDR_BASE(0)
505 PMB_ADDR_DDR_N1_A: .long PMB_ADDR_BASE(1)
506 PMB_ADDR_DDR_C1_A: .long PMB_ADDR_BASE(5)
507 PMB_ADDR_ENTRY2: .long PMB_ADDR_BASE(2)
508 PMB_ADDR_ENTRY3: .long PMB_ADDR_BASE(3)
509 PMB_ADDR_ENTRY4: .long PMB_ADDR_BASE(4)
510 PMB_ADDR_ENTRY6: .long PMB_ADDR_BASE(6)
511 PMB_ADDR_ENTRY7: .long PMB_ADDR_BASE(7)
512 PMB_ADDR_ENTRY8: .long PMB_ADDR_BASE(8)
513 PMB_ADDR_ENTRY9: .long PMB_ADDR_BASE(9)
514 PMB_ADDR_ENTRY10: .long PMB_ADDR_BASE(10)
515 PMB_ADDR_ENTRY11: .long PMB_ADDR_BASE(11)
516 PMB_ADDR_ENTRY12: .long PMB_ADDR_BASE(12)
517 PMB_ADDR_ENTRY13: .long PMB_ADDR_BASE(13)
518 PMB_ADDR_ENTRY14: .long PMB_ADDR_BASE(14)
519 PMB_ADDR_ENTRY15: .long PMB_ADDR_BASE(15)
521 PMB_ADDR_SPIBOOT_D: .long mk_pmb_addr_val(0xa0)
522 PMB_ADDR_DDR_C1_D: .long mk_pmb_addr_val(0x88)
523 PMB_ADDR_DDR_N1_D: .long mk_pmb_addr_val(0xa8)
524 PMB_ADDR_NOT_USE_D: .long 0x00000000
526 PMB_DATA_SPIBOOT_A: .long PMB_DATA_BASE(0)
527 PMB_DATA_DDR_N1_A: .long PMB_DATA_BASE(1)
528 PMB_DATA_DDR_C1_A: .long PMB_DATA_BASE(5)
530 /* ppn ub v s1 s0 c wt */
531 PMB_DATA_SPIBOOT_D: .long mk_pmb_data_val(0x00, 0, 1, 1, 0, 0, 1)
532 PMB_DATA_DDR_C1_D: .long mk_pmb_data_val(0x48, 0, 1, 1, 0, 1, 1)
533 PMB_DATA_DDR_N1_D: .long mk_pmb_data_val(0x48, 1, 1, 1, 0, 0, 1)
535 PASCR_A: .long 0xff000070
536 DUMMY_ADDR: .long 0xa0000000
537 PASCR_29BIT_D: .long 0x00000000
538 PASCR_INIT: .long 0x80000080
539 MMUCR_A: .long 0xff000010
540 MMUCR_D: .long 0x00000004 /* clear ITLB */
541 #endif /* CONFIG_SH_32BIT */
544 CCR_D: .long CCR_CACHE_INIT