1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Author:
4 * Chuanhong Guo <gch981213@gmail.com>
5 */
6
7#include <linux/device.h>
8#include <linux/kernel.h>
9#include <linux/mtd/spinand.h>
10
11#define SPINAND_MFR_GIGADEVICE 0xC8
12
13#define GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS (1 << 4)
14#define GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS (3 << 4)
15
16#define GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS (1 << 4)
17#define GD5FXGQ5XE_STATUS_ECC_4_BITFLIPS (3 << 4)
18
19#define GD5FXGQXXEXXG_REG_STATUS2 0xf0
20
21#define GD5FXGQ4UXFXXG_STATUS_ECC_MASK (7 << 4)
22#define GD5FXGQ4UXFXXG_STATUS_ECC_NO_BITFLIPS (0 << 4)
23#define GD5FXGQ4UXFXXG_STATUS_ECC_1_3_BITFLIPS (1 << 4)
24#define GD5FXGQ4UXFXXG_STATUS_ECC_UNCOR_ERROR (7 << 4)
25
26static SPINAND_OP_VARIANTS(read_cache_variants,
27 SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 1, NULL, 0),
28 SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
29 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
30 SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
31 SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
32 SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
33
34static SPINAND_OP_VARIANTS(read_cache_variants_f,
35 SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 1, NULL, 0),
36 SPINAND_PAGE_READ_FROM_CACHE_X4_OP_3A(0, 1, NULL, 0),
37 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
38 SPINAND_PAGE_READ_FROM_CACHE_X2_OP_3A(0, 1, NULL, 0),
39 SPINAND_PAGE_READ_FROM_CACHE_OP_3A(true, 0, 1, NULL, 0),
40 SPINAND_PAGE_READ_FROM_CACHE_OP_3A(false, 0, 0, NULL, 0));
41
42static SPINAND_OP_VARIANTS(read_cache_variants_1gq5,
43 SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
44 SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
45 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
46 SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
47 SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
48 SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
49
50static SPINAND_OP_VARIANTS(read_cache_variants_2gq5,
51 SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 4, NULL, 0),
52 SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
53 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 2, NULL, 0),
54 SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
55 SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
56 SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
57
58static SPINAND_OP_VARIANTS(write_cache_variants,
59 SPINAND_PROG_LOAD_X4(true, 0, NULL, 0),
60 SPINAND_PROG_LOAD(true, 0, NULL, 0));
61
62static SPINAND_OP_VARIANTS(update_cache_variants,
63 SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
64 SPINAND_PROG_LOAD(false, 0, NULL, 0));
65
66static int gd5fxgq4xa_ooblayout_ecc(struct mtd_info *mtd, int section,
67 struct mtd_oob_region *region)
68{
69 if (section > 3)
70 return -ERANGE;
71
72 region->offset = (16 * section) + 8;
73 region->length = 8;
74
75 return 0;
76}
77
78static int gd5fxgq4xa_ooblayout_free(struct mtd_info *mtd, int section,
79 struct mtd_oob_region *region)
80{
81 if (section > 3)
82 return -ERANGE;
83
84 if (section) {
85 region->offset = 16 * section;
86 region->length = 8;
87 } else {
88 /* section 0 has one byte reserved for bad block mark */
89 region->offset = 1;
90 region->length = 7;
91 }
92 return 0;
93}
94
95static const struct mtd_ooblayout_ops gd5fxgq4xa_ooblayout = {
96 .ecc = gd5fxgq4xa_ooblayout_ecc,
97 .free = gd5fxgq4xa_ooblayout_free,
98};
99
100static int gd5fxgq4xa_ecc_get_status(struct spinand_device *spinand,
101 u8 status)
102{
103 switch (status & STATUS_ECC_MASK) {
104 case STATUS_ECC_NO_BITFLIPS:
105 return 0;
106
107 case GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS:
108 /* 1-7 bits are flipped. return the maximum. */
109 return 7;
110
111 case GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS:
112 return 8;
113
114 case STATUS_ECC_UNCOR_ERROR:
115 return -EBADMSG;
116
117 default:
118 break;
119 }
120
121 return -EINVAL;
122}
123
124static int gd5fxgqx_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
125 struct mtd_oob_region *region)
126{
127 if (section)
128 return -ERANGE;
129
130 region->offset = 64;
131 region->length = 64;
132
133 return 0;
134}
135
136static int gd5fxgqx_variant2_ooblayout_free(struct mtd_info *mtd, int section,
137 struct mtd_oob_region *region)
138{
139 if (section)
140 return -ERANGE;
141
142 /* Reserve 1 bytes for the BBM. */
143 region->offset = 1;
144 region->length = 63;
145
146 return 0;
147}
148
149/* Valid for Q4/Q5 and Q6 (untested) devices */
150static const struct mtd_ooblayout_ops gd5fxgqx_variant2_ooblayout = {
151 .ecc = gd5fxgqx_variant2_ooblayout_ecc,
152 .free = gd5fxgqx_variant2_ooblayout_free,
153};
154
155static int gd5fxgq4xc_ooblayout_256_ecc(struct mtd_info *mtd, int section,
156 struct mtd_oob_region *oobregion)
157{
158 if (section)
159 return -ERANGE;
160
161 oobregion->offset = 128;
162 oobregion->length = 128;
163
164 return 0;
165}
166
167static int gd5fxgq4xc_ooblayout_256_free(struct mtd_info *mtd, int section,
168 struct mtd_oob_region *oobregion)
169{
170 if (section)
171 return -ERANGE;
172
173 oobregion->offset = 1;
174 oobregion->length = 127;
175
176 return 0;
177}
178
179static const struct mtd_ooblayout_ops gd5fxgq4xc_oob_256_ops = {
180 .ecc = gd5fxgq4xc_ooblayout_256_ecc,
181 .free = gd5fxgq4xc_ooblayout_256_free,
182};
183
184static int gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand,
185 u8 status)
186{
187 u8 status2;
188 struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
189 spinand->scratchbuf);
190 int ret;
191
192 switch (status & STATUS_ECC_MASK) {
193 case STATUS_ECC_NO_BITFLIPS:
194 return 0;
195
196 case GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS:
197 /*
198 * Read status2 register to determine a more fine grained
199 * bit error status
200 */
201 ret = spi_mem_exec_op(mem: spinand->spimem, op: &op);
202 if (ret)
203 return ret;
204
205 /*
206 * 4 ... 7 bits are flipped (1..4 can't be detected, so
207 * report the maximum of 4 in this case
208 */
209 /* bits sorted this way (3...0): ECCS1,ECCS0,ECCSE1,ECCSE0 */
210 status2 = *(spinand->scratchbuf);
211 return ((status & STATUS_ECC_MASK) >> 2) |
212 ((status2 & STATUS_ECC_MASK) >> 4);
213
214 case GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS:
215 return 8;
216
217 case STATUS_ECC_UNCOR_ERROR:
218 return -EBADMSG;
219
220 default:
221 break;
222 }
223
224 return -EINVAL;
225}
226
227static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand,
228 u8 status)
229{
230 u8 status2;
231 struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
232 spinand->scratchbuf);
233 int ret;
234
235 switch (status & STATUS_ECC_MASK) {
236 case STATUS_ECC_NO_BITFLIPS:
237 return 0;
238
239 case GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS:
240 /*
241 * Read status2 register to determine a more fine grained
242 * bit error status
243 */
244 ret = spi_mem_exec_op(mem: spinand->spimem, op: &op);
245 if (ret)
246 return ret;
247
248 /*
249 * 1 ... 4 bits are flipped (and corrected)
250 */
251 /* bits sorted this way (1...0): ECCSE1, ECCSE0 */
252 status2 = *(spinand->scratchbuf);
253 return ((status2 & STATUS_ECC_MASK) >> 4) + 1;
254
255 case STATUS_ECC_UNCOR_ERROR:
256 return -EBADMSG;
257
258 default:
259 break;
260 }
261
262 return -EINVAL;
263}
264
265static int gd5fxgq4ufxxg_ecc_get_status(struct spinand_device *spinand,
266 u8 status)
267{
268 switch (status & GD5FXGQ4UXFXXG_STATUS_ECC_MASK) {
269 case GD5FXGQ4UXFXXG_STATUS_ECC_NO_BITFLIPS:
270 return 0;
271
272 case GD5FXGQ4UXFXXG_STATUS_ECC_1_3_BITFLIPS:
273 return 3;
274
275 case GD5FXGQ4UXFXXG_STATUS_ECC_UNCOR_ERROR:
276 return -EBADMSG;
277
278 default: /* (2 << 4) through (6 << 4) are 4-8 corrected errors */
279 return ((status & GD5FXGQ4UXFXXG_STATUS_ECC_MASK) >> 4) + 2;
280 }
281
282 return -EINVAL;
283}
284
285static const struct spinand_info gigadevice_spinand_table[] = {
286 SPINAND_INFO("GD5F1GQ4xA",
287 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf1),
288 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
289 NAND_ECCREQ(8, 512),
290 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
291 &write_cache_variants,
292 &update_cache_variants),
293 SPINAND_HAS_QE_BIT,
294 SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
295 gd5fxgq4xa_ecc_get_status)),
296 SPINAND_INFO("GD5F2GQ4xA",
297 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf2),
298 NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
299 NAND_ECCREQ(8, 512),
300 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
301 &write_cache_variants,
302 &update_cache_variants),
303 SPINAND_HAS_QE_BIT,
304 SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
305 gd5fxgq4xa_ecc_get_status)),
306 SPINAND_INFO("GD5F4GQ4xA",
307 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf4),
308 NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1),
309 NAND_ECCREQ(8, 512),
310 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
311 &write_cache_variants,
312 &update_cache_variants),
313 SPINAND_HAS_QE_BIT,
314 SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
315 gd5fxgq4xa_ecc_get_status)),
316 SPINAND_INFO("GD5F4GQ4RC",
317 SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xa4, 0x68),
318 NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
319 NAND_ECCREQ(8, 512),
320 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
321 &write_cache_variants,
322 &update_cache_variants),
323 SPINAND_HAS_QE_BIT,
324 SPINAND_ECCINFO(&gd5fxgq4xc_oob_256_ops,
325 gd5fxgq4ufxxg_ecc_get_status)),
326 SPINAND_INFO("GD5F4GQ4UC",
327 SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb4, 0x68),
328 NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
329 NAND_ECCREQ(8, 512),
330 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
331 &write_cache_variants,
332 &update_cache_variants),
333 SPINAND_HAS_QE_BIT,
334 SPINAND_ECCINFO(&gd5fxgq4xc_oob_256_ops,
335 gd5fxgq4ufxxg_ecc_get_status)),
336 SPINAND_INFO("GD5F1GQ4UExxG",
337 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xd1),
338 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
339 NAND_ECCREQ(8, 512),
340 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
341 &write_cache_variants,
342 &update_cache_variants),
343 SPINAND_HAS_QE_BIT,
344 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
345 gd5fxgq4uexxg_ecc_get_status)),
346 SPINAND_INFO("GD5F1GQ4RExxG",
347 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc1),
348 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
349 NAND_ECCREQ(8, 512),
350 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
351 &write_cache_variants,
352 &update_cache_variants),
353 SPINAND_HAS_QE_BIT,
354 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
355 gd5fxgq4uexxg_ecc_get_status)),
356 SPINAND_INFO("GD5F2GQ4UExxG",
357 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xd2),
358 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
359 NAND_ECCREQ(8, 512),
360 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
361 &write_cache_variants,
362 &update_cache_variants),
363 SPINAND_HAS_QE_BIT,
364 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
365 gd5fxgq4uexxg_ecc_get_status)),
366 SPINAND_INFO("GD5F2GQ4RExxG",
367 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc2),
368 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
369 NAND_ECCREQ(8, 512),
370 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
371 &write_cache_variants,
372 &update_cache_variants),
373 SPINAND_HAS_QE_BIT,
374 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
375 gd5fxgq4uexxg_ecc_get_status)),
376 SPINAND_INFO("GD5F1GQ4UFxxG",
377 SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb1, 0x48),
378 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
379 NAND_ECCREQ(8, 512),
380 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
381 &write_cache_variants,
382 &update_cache_variants),
383 SPINAND_HAS_QE_BIT,
384 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
385 gd5fxgq4ufxxg_ecc_get_status)),
386 SPINAND_INFO("GD5F1GQ5UExxG",
387 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x51),
388 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
389 NAND_ECCREQ(4, 512),
390 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
391 &write_cache_variants,
392 &update_cache_variants),
393 SPINAND_HAS_QE_BIT,
394 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
395 gd5fxgq5xexxg_ecc_get_status)),
396 SPINAND_INFO("GD5F1GQ5RExxG",
397 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x41),
398 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
399 NAND_ECCREQ(4, 512),
400 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
401 &write_cache_variants,
402 &update_cache_variants),
403 SPINAND_HAS_QE_BIT,
404 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
405 gd5fxgq5xexxg_ecc_get_status)),
406 SPINAND_INFO("GD5F2GQ5UExxG",
407 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x52),
408 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
409 NAND_ECCREQ(4, 512),
410 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
411 &write_cache_variants,
412 &update_cache_variants),
413 SPINAND_HAS_QE_BIT,
414 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
415 gd5fxgq5xexxg_ecc_get_status)),
416 SPINAND_INFO("GD5F2GQ5RExxG",
417 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x42),
418 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
419 NAND_ECCREQ(4, 512),
420 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
421 &write_cache_variants,
422 &update_cache_variants),
423 SPINAND_HAS_QE_BIT,
424 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
425 gd5fxgq5xexxg_ecc_get_status)),
426 SPINAND_INFO("GD5F4GQ6UExxG",
427 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x55),
428 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1),
429 NAND_ECCREQ(4, 512),
430 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
431 &write_cache_variants,
432 &update_cache_variants),
433 SPINAND_HAS_QE_BIT,
434 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
435 gd5fxgq5xexxg_ecc_get_status)),
436 SPINAND_INFO("GD5F4GQ6RExxG",
437 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x45),
438 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1),
439 NAND_ECCREQ(4, 512),
440 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
441 &write_cache_variants,
442 &update_cache_variants),
443 SPINAND_HAS_QE_BIT,
444 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
445 gd5fxgq5xexxg_ecc_get_status)),
446 SPINAND_INFO("GD5F1GM7UExxG",
447 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x91),
448 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
449 NAND_ECCREQ(8, 512),
450 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
451 &write_cache_variants,
452 &update_cache_variants),
453 SPINAND_HAS_QE_BIT,
454 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
455 gd5fxgq4uexxg_ecc_get_status)),
456 SPINAND_INFO("GD5F1GM7RExxG",
457 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x81),
458 NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
459 NAND_ECCREQ(8, 512),
460 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
461 &write_cache_variants,
462 &update_cache_variants),
463 SPINAND_HAS_QE_BIT,
464 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
465 gd5fxgq4uexxg_ecc_get_status)),
466 SPINAND_INFO("GD5F2GM7UExxG",
467 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x92),
468 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
469 NAND_ECCREQ(8, 512),
470 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
471 &write_cache_variants,
472 &update_cache_variants),
473 SPINAND_HAS_QE_BIT,
474 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
475 gd5fxgq4uexxg_ecc_get_status)),
476 SPINAND_INFO("GD5F2GM7RExxG",
477 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x82),
478 NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
479 NAND_ECCREQ(8, 512),
480 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
481 &write_cache_variants,
482 &update_cache_variants),
483 SPINAND_HAS_QE_BIT,
484 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
485 gd5fxgq4uexxg_ecc_get_status)),
486 SPINAND_INFO("GD5F4GM8UExxG",
487 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x95),
488 NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1),
489 NAND_ECCREQ(8, 512),
490 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
491 &write_cache_variants,
492 &update_cache_variants),
493 SPINAND_HAS_QE_BIT,
494 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
495 gd5fxgq4uexxg_ecc_get_status)),
496 SPINAND_INFO("GD5F4GM8RExxG",
497 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x85),
498 NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1),
499 NAND_ECCREQ(8, 512),
500 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
501 &write_cache_variants,
502 &update_cache_variants),
503 SPINAND_HAS_QE_BIT,
504 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
505 gd5fxgq4uexxg_ecc_get_status)),
506 SPINAND_INFO("GD5F2GQ5xExxH",
507 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x22),
508 NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
509 NAND_ECCREQ(4, 512),
510 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
511 &write_cache_variants,
512 &update_cache_variants),
513 SPINAND_HAS_QE_BIT,
514 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
515 gd5fxgq4uexxg_ecc_get_status)),
516 SPINAND_INFO("GD5F1GQ5RExxH",
517 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x21),
518 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
519 NAND_ECCREQ(4, 512),
520 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
521 &write_cache_variants,
522 &update_cache_variants),
523 SPINAND_HAS_QE_BIT,
524 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
525 gd5fxgq4uexxg_ecc_get_status)),
526 SPINAND_INFO("GD5F1GQ4RExxH",
527 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xc9),
528 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
529 NAND_ECCREQ(4, 512),
530 SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
531 &write_cache_variants,
532 &update_cache_variants),
533 SPINAND_HAS_QE_BIT,
534 SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
535 gd5fxgq4uexxg_ecc_get_status)),
536};
537
538static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {
539};
540
541const struct spinand_manufacturer gigadevice_spinand_manufacturer = {
542 .id = SPINAND_MFR_GIGADEVICE,
543 .name = "GigaDevice",
544 .chips = gigadevice_spinand_table,
545 .nchips = ARRAY_SIZE(gigadevice_spinand_table),
546 .ops = &gigadevice_spinand_manuf_ops,
547};
548

source code of linux/drivers/mtd/nand/spi/gigadevice.c