1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (C) 2005, Intec Automation Inc.
4 * Copyright (C) 2014, Freescale Semiconductor, Inc.
5 */
6
7 #include <linux/mtd/spi-nor.h>
8
9 #include "core.h"
10
11 static const struct flash_info micron_parts[] = {
12 { "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512,
13 SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ |
14 SPI_NOR_4B_OPCODES) },
15 { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048,
16 SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ |
17 SPI_NOR_4B_OPCODES) },
18 };
19
20 static const struct flash_info st_parts[] = {
21 { "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32,
22 SECT_4K | SPI_NOR_QUAD_READ) },
23 { "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64,
24 SPI_NOR_QUAD_READ) },
25 { "n25q032a", INFO(0x20bb16, 0, 64 * 1024, 64,
26 SPI_NOR_QUAD_READ) },
27 { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128,
28 SECT_4K | SPI_NOR_QUAD_READ) },
29 { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128,
30 SECT_4K | SPI_NOR_QUAD_READ) },
31 { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256,
32 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
33 SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
34 SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
35 { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256,
36 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
37 { "mt25ql256a", INFO6(0x20ba19, 0x104400, 64 * 1024, 512,
38 SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
39 SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
40 { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K |
41 USE_FSR | SPI_NOR_DUAL_READ |
42 SPI_NOR_QUAD_READ) },
43 { "mt25qu256a", INFO6(0x20bb19, 0x104400, 64 * 1024, 512,
44 SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
45 SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
46 { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512,
47 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
48 { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024,
49 SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
50 SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
51 { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024,
52 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
53 SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
54 SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
55 { "mt25qu512a", INFO6(0x20bb20, 0x104400, 64 * 1024, 1024,
56 SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
57 SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
58 { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024,
59 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
60 SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
61 SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
62 { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048,
63 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
64 SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
65 SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6 |
66 NO_CHIP_ERASE) },
67 { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048,
68 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
69 NO_CHIP_ERASE) },
70 { "mt25ql02g", INFO(0x20ba22, 0, 64 * 1024, 4096,
71 SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
72 NO_CHIP_ERASE) },
73 { "mt25qu02g", INFO(0x20bb22, 0, 64 * 1024, 4096,
74 SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
75 SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
76
77 { "m25p05", INFO(0x202010, 0, 32 * 1024, 2, 0) },
78 { "m25p10", INFO(0x202011, 0, 32 * 1024, 4, 0) },
79 { "m25p20", INFO(0x202012, 0, 64 * 1024, 4, 0) },
80 { "m25p40", INFO(0x202013, 0, 64 * 1024, 8, 0) },
81 { "m25p80", INFO(0x202014, 0, 64 * 1024, 16, 0) },
82 { "m25p16", INFO(0x202015, 0, 64 * 1024, 32, 0) },
83 { "m25p32", INFO(0x202016, 0, 64 * 1024, 64, 0) },
84 { "m25p64", INFO(0x202017, 0, 64 * 1024, 128, 0) },
85 { "m25p128", INFO(0x202018, 0, 256 * 1024, 64, 0) },
86
87 { "m25p05-nonjedec", INFO(0, 0, 32 * 1024, 2, 0) },
88 { "m25p10-nonjedec", INFO(0, 0, 32 * 1024, 4, 0) },
89 { "m25p20-nonjedec", INFO(0, 0, 64 * 1024, 4, 0) },
90 { "m25p40-nonjedec", INFO(0, 0, 64 * 1024, 8, 0) },
91 { "m25p80-nonjedec", INFO(0, 0, 64 * 1024, 16, 0) },
92 { "m25p16-nonjedec", INFO(0, 0, 64 * 1024, 32, 0) },
93 { "m25p32-nonjedec", INFO(0, 0, 64 * 1024, 64, 0) },
94 { "m25p64-nonjedec", INFO(0, 0, 64 * 1024, 128, 0) },
95 { "m25p128-nonjedec", INFO(0, 0, 256 * 1024, 64, 0) },
96
97 { "m45pe10", INFO(0x204011, 0, 64 * 1024, 2, 0) },
98 { "m45pe80", INFO(0x204014, 0, 64 * 1024, 16, 0) },
99 { "m45pe16", INFO(0x204015, 0, 64 * 1024, 32, 0) },
100
101 { "m25pe20", INFO(0x208012, 0, 64 * 1024, 4, 0) },
102 { "m25pe80", INFO(0x208014, 0, 64 * 1024, 16, 0) },
103 { "m25pe16", INFO(0x208015, 0, 64 * 1024, 32, SECT_4K) },
104
105 { "m25px16", INFO(0x207115, 0, 64 * 1024, 32, SECT_4K) },
106 { "m25px32", INFO(0x207116, 0, 64 * 1024, 64, SECT_4K) },
107 { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) },
108 { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) },
109 { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) },
110 { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) },
111 };
112
113 /**
114 * st_micron_set_4byte_addr_mode() - Set 4-byte address mode for ST and Micron
115 * flashes.
116 * @nor: pointer to 'struct spi_nor'.
117 * @enable: true to enter the 4-byte address mode, false to exit the 4-byte
118 * address mode.
119 *
120 * Return: 0 on success, -errno otherwise.
121 */
st_micron_set_4byte_addr_mode(struct spi_nor * nor,bool enable)122 static int st_micron_set_4byte_addr_mode(struct spi_nor *nor, bool enable)
123 {
124 int ret;
125
126 ret = spi_nor_write_enable(nor);
127 if (ret)
128 return ret;
129
130 ret = spi_nor_set_4byte_addr_mode(nor, enable);
131 if (ret)
132 return ret;
133
134 return spi_nor_write_disable(nor);
135 }
136
micron_st_default_init(struct spi_nor * nor)137 static void micron_st_default_init(struct spi_nor *nor)
138 {
139 nor->flags |= SNOR_F_HAS_LOCK;
140 nor->flags &= ~SNOR_F_HAS_16BIT_SR;
141 nor->params->quad_enable = NULL;
142 nor->params->set_4byte_addr_mode = st_micron_set_4byte_addr_mode;
143 }
144
145 static const struct spi_nor_fixups micron_st_fixups = {
146 .default_init = micron_st_default_init,
147 };
148
149 const struct spi_nor_manufacturer spi_nor_micron = {
150 .name = "micron",
151 .parts = micron_parts,
152 .nparts = ARRAY_SIZE(micron_parts),
153 .fixups = µn_st_fixups,
154 };
155
156 const struct spi_nor_manufacturer spi_nor_st = {
157 .name = "st",
158 .parts = st_parts,
159 .nparts = ARRAY_SIZE(st_parts),
160 .fixups = µn_st_fixups,
161 };
162