1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (c) 2020 Grandstream Networks, Inc
4 *
5 * Authors:
6 * Carl <xjxia@grandstream.cn>
7 */
8
9 #include <linux/device.h>
10 #include <linux/kernel.h>
11 #include <linux/mtd/spinand.h>
12
13 #define SPINAND_MFR_FORESEE 0xCD
14
15 static SPINAND_OP_VARIANTS(read_cache_variants,
16 SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
17 SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
18 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
19 SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
20 SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
21 SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
22
23 static SPINAND_OP_VARIANTS(write_cache_variants,
24 SPINAND_PROG_LOAD_X4(true, 0, NULL, 0),
25 SPINAND_PROG_LOAD(true, 0, NULL, 0));
26
27 static SPINAND_OP_VARIANTS(update_cache_variants,
28 SPINAND_PROG_LOAD_X4(false, 0, NULL, 0),
29 SPINAND_PROG_LOAD(true, 0, NULL, 0));
30
fsxxndxxg_ooblayout_ecc(struct mtd_info * mtd,int section,struct mtd_oob_region * region)31 static int fsxxndxxg_ooblayout_ecc(struct mtd_info *mtd, int section,
32 struct mtd_oob_region *region)
33 {
34 return -ERANGE;
35 }
36
fsxxndxxg_ooblayout_free(struct mtd_info * mtd,int section,struct mtd_oob_region * region)37 static int fsxxndxxg_ooblayout_free(struct mtd_info *mtd, int section,
38 struct mtd_oob_region *region)
39 {
40 if (section)
41 return -ERANGE;
42
43 region->offset = 2;
44 region->length = mtd->oobsize - 2;
45
46 return 0;
47 }
48
49 static const struct mtd_ooblayout_ops fsxxndxxg_ooblayout = {
50 .ecc = fsxxndxxg_ooblayout_ecc,
51 .free = fsxxndxxg_ooblayout_free,
52 };
53
54 static const struct spinand_info foresee_spinand_table[] = {
55 SPINAND_INFO("FS35ND01G-S1Y2",
56 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xEA),
57 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
58 NAND_ECCREQ(4, 512),
59 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
60 &write_cache_variants,
61 &update_cache_variants),
62 0,
63 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
64 SPINAND_INFO("FS35ND02G-S3Y2",
65 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xEB),
66 NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
67 NAND_ECCREQ(4, 512),
68 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
69 &write_cache_variants,
70 &update_cache_variants),
71 0,
72 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
73 SPINAND_INFO("FS35ND04G-S2Y2",
74 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xEC),
75 NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1),
76 NAND_ECCREQ(4, 512),
77 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
78 &write_cache_variants,
79 &update_cache_variants),
80 0,
81 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
82 SPINAND_INFO("F35SQA001G",
83 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x71),
84 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
85 NAND_ECCREQ(1, 512),
86 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
87 &write_cache_variants,
88 &update_cache_variants),
89 SPINAND_HAS_QE_BIT,
90 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
91 SPINAND_INFO("F35SQA002G",
92 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x72),
93 NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
94 NAND_ECCREQ(1, 512),
95 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
96 &write_cache_variants,
97 &update_cache_variants),
98 SPINAND_HAS_QE_BIT,
99 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
100 SPINAND_INFO("F35SQA512M",
101 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x70),
102 NAND_MEMORG(1, 2048, 64, 64, 512, 20, 1, 1, 1),
103 NAND_ECCREQ(1, 512),
104 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
105 &write_cache_variants,
106 &update_cache_variants),
107 SPINAND_HAS_QE_BIT,
108 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
109 SPINAND_INFO("F35UQA512M",
110 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x60),
111 NAND_MEMORG(1, 2048, 64, 64, 512, 20, 1, 1, 1),
112 NAND_ECCREQ(1, 512),
113 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
114 &write_cache_variants,
115 &update_cache_variants),
116 SPINAND_HAS_QE_BIT,
117 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
118 SPINAND_INFO("F35UQA002G-WWT",
119 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x62),
120 NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
121 NAND_ECCREQ(1, 512),
122 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
123 &write_cache_variants,
124 &update_cache_variants),
125 SPINAND_HAS_QE_BIT,
126 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
127 SPINAND_INFO("F35UQA001G-WWT",
128 SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x61),
129 NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
130 NAND_ECCREQ(1, 512),
131 SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
132 &write_cache_variants,
133 &update_cache_variants),
134 SPINAND_HAS_QE_BIT,
135 SPINAND_ECCINFO(&fsxxndxxg_ooblayout, NULL)),
136 };
137
138 static const struct spinand_manufacturer_ops foresee_spinand_manuf_ops = {
139 };
140
141 const struct spinand_manufacturer foresee_spinand_manufacturer = {
142 .id = SPINAND_MFR_FORESEE,
143 .name = "foresee",
144 .chips = foresee_spinand_table,
145 .nchips = ARRAY_SIZE(foresee_spinand_table),
146 .ops = &foresee_spinand_manuf_ops,
147 };
148