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1// SPDX-License-Identifier: GPL-2.02/*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 11static int12mx25l25635_post_bfpt_fixups(struct spi_nor *nor,13 const struct sfdp_parameter_header *bfpt_header,14 const struct sfdp_bfpt *bfpt)15{16 /*17 * MX25L25635F supports 4B opcodes but MX25L25635E does not.18 * Unfortunately, Macronix has re-used the same JEDEC ID for both19 * variants which prevents us from defining a new entry in the parts20 * table.21 * We need a way to differentiate MX25L25635E and MX25L25635F, and it22 * seems that the F version advertises support for Fast Read 4-4-4 in23 * its BFPT table.24 */25 if (bfpt->dwords[SFDP_DWORD(5)] & BFPT_DWORD5_FAST_READ_4_4_4)26 nor->flags |= SNOR_F_4B_OPCODES;27 28 return 0;29}30 31static const struct spi_nor_fixups mx25l25635_fixups = {32 .post_bfpt = mx25l25635_post_bfpt_fixups,33};34 35static const struct flash_info macronix_nor_parts[] = {36 {37 .id = SNOR_ID(0xc2, 0x20, 0x10),38 .name = "mx25l512e",39 .size = SZ_64K,40 .no_sfdp_flags = SECT_4K,41 }, {42 .id = SNOR_ID(0xc2, 0x20, 0x12),43 .name = "mx25l2005a",44 .size = SZ_256K,45 .no_sfdp_flags = SECT_4K,46 }, {47 .id = SNOR_ID(0xc2, 0x20, 0x13),48 .name = "mx25l4005a",49 .size = SZ_512K,50 .no_sfdp_flags = SECT_4K,51 }, {52 .id = SNOR_ID(0xc2, 0x20, 0x14),53 .name = "mx25l8005",54 .size = SZ_1M,55 }, {56 .id = SNOR_ID(0xc2, 0x20, 0x15),57 .name = "mx25l1606e",58 .size = SZ_2M,59 .no_sfdp_flags = SECT_4K,60 }, {61 .id = SNOR_ID(0xc2, 0x20, 0x16),62 .name = "mx25l3205d",63 .size = SZ_4M,64 .no_sfdp_flags = SECT_4K,65 }, {66 .id = SNOR_ID(0xc2, 0x20, 0x17),67 .name = "mx25l6405d",68 .size = SZ_8M,69 .no_sfdp_flags = SECT_4K,70 }, {71 .id = SNOR_ID(0xc2, 0x20, 0x18),72 .name = "mx25l12805d",73 .size = SZ_16M,74 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP,75 .no_sfdp_flags = SECT_4K,76 }, {77 .id = SNOR_ID(0xc2, 0x20, 0x19),78 .name = "mx25l25635e",79 .size = SZ_32M,80 .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,81 .fixups = &mx25l25635_fixups82 }, {83 .id = SNOR_ID(0xc2, 0x20, 0x1a),84 .name = "mx66l51235f",85 .size = SZ_64M,86 .no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,87 .fixup_flags = SPI_NOR_4B_OPCODES,88 }, {89 .id = SNOR_ID(0xc2, 0x20, 0x1b),90 .name = "mx66l1g45g",91 .size = SZ_128M,92 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,93 }, {94 .id = SNOR_ID(0xc2, 0x23, 0x14),95 .name = "mx25v8035f",96 .size = SZ_1M,97 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,98 }, {99 .id = SNOR_ID(0xc2, 0x25, 0x32),100 .name = "mx25u2033e",101 .size = SZ_256K,102 .no_sfdp_flags = SECT_4K,103 }, {104 .id = SNOR_ID(0xc2, 0x25, 0x33),105 .name = "mx25u4035",106 .size = SZ_512K,107 .no_sfdp_flags = SECT_4K,108 }, {109 .id = SNOR_ID(0xc2, 0x25, 0x34),110 .name = "mx25u8035",111 .size = SZ_1M,112 .no_sfdp_flags = SECT_4K,113 }, {114 .id = SNOR_ID(0xc2, 0x25, 0x36),115 .name = "mx25u3235f",116 .size = SZ_4M,117 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,118 }, {119 .id = SNOR_ID(0xc2, 0x25, 0x37),120 .name = "mx25u6435f",121 .size = SZ_8M,122 .no_sfdp_flags = SECT_4K,123 }, {124 .id = SNOR_ID(0xc2, 0x25, 0x38),125 .name = "mx25u12835f",126 .size = SZ_16M,127 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,128 }, {129 .id = SNOR_ID(0xc2, 0x25, 0x39),130 .name = "mx25u25635f",131 .size = SZ_32M,132 .no_sfdp_flags = SECT_4K,133 .fixup_flags = SPI_NOR_4B_OPCODES,134 }, {135 .id = SNOR_ID(0xc2, 0x25, 0x3a),136 .name = "mx25u51245g",137 .size = SZ_64M,138 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,139 .fixup_flags = SPI_NOR_4B_OPCODES,140 }, {141 .id = SNOR_ID(0xc2, 0x25, 0x3a),142 .name = "mx66u51235f",143 .size = SZ_64M,144 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,145 .fixup_flags = SPI_NOR_4B_OPCODES,146 }, {147 .id = SNOR_ID(0xc2, 0x25, 0x3c),148 .name = "mx66u2g45g",149 .size = SZ_256M,150 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,151 .fixup_flags = SPI_NOR_4B_OPCODES,152 }, {153 .id = SNOR_ID(0xc2, 0x26, 0x18),154 .name = "mx25l12855e",155 .size = SZ_16M,156 }, {157 .id = SNOR_ID(0xc2, 0x26, 0x19),158 .name = "mx25l25655e",159 .size = SZ_32M,160 }, {161 .id = SNOR_ID(0xc2, 0x26, 0x1b),162 .name = "mx66l1g55g",163 .size = SZ_128M,164 .no_sfdp_flags = SPI_NOR_QUAD_READ,165 }, {166 .id = SNOR_ID(0xc2, 0x28, 0x15),167 .name = "mx25r1635f",168 .size = SZ_2M,169 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,170 }, {171 .id = SNOR_ID(0xc2, 0x28, 0x16),172 .name = "mx25r3235f",173 .size = SZ_4M,174 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,175 }, {176 .id = SNOR_ID(0xc2, 0x81, 0x3a),177 .name = "mx25uw51245g",178 .n_banks = 4,179 .flags = SPI_NOR_RWW,180 }, {181 .id = SNOR_ID(0xc2, 0x9e, 0x16),182 .name = "mx25l3255e",183 .size = SZ_4M,184 .no_sfdp_flags = SECT_4K,185 }186};187 188static void macronix_nor_default_init(struct spi_nor *nor)189{190 nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable;191}192 193static int macronix_nor_late_init(struct spi_nor *nor)194{195 if (!nor->params->set_4byte_addr_mode)196 nor->params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode_en4b_ex4b;197 198 return 0;199}200 201static const struct spi_nor_fixups macronix_nor_fixups = {202 .default_init = macronix_nor_default_init,203 .late_init = macronix_nor_late_init,204};205 206const struct spi_nor_manufacturer spi_nor_macronix = {207 .name = "macronix",208 .parts = macronix_nor_parts,209 .nparts = ARRAY_SIZE(macronix_nor_parts),210 .fixups = ¯onix_nor_fixups,211};212