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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2005, Intec Automation Inc. * Copyright (C) 2014, Freescale Semiconductor, Inc. */ #include <linux/mtd/spi-nor.h> #include "core.h" static int is25lp256_post_bfpt_fixups(struct spi_nor *nor, const struct sfdp_parameter_header *bfpt_header, const struct sfdp_bfpt *bfpt) { /* * IS25LP256 supports 4B opcodes, but the BFPT advertises * BFPT_DWORD1_ADDRESS_BYTES_3_ONLY. * Overwrite the number of address bytes advertised by the BFPT. */ if ((bfpt->dwords[BFPT_DWORD(1)] & BFPT_DWORD1_ADDRESS_BYTES_MASK) == BFPT_DWORD1_ADDRESS_BYTES_3_ONLY) nor->params->addr_nbytes = 4; return 0; } static const struct spi_nor_fixups is25lp256_fixups = { .post_bfpt = is25lp256_post_bfpt_fixups, }; static void pm25lv_nor_late_init(struct spi_nor *nor) { struct spi_nor_erase_map *map = &nor->params->erase_map; int i; /* The PM25LV series has a different 4k sector erase opcode */ for (i = 0; i < SNOR_ERASE_TYPE_MAX; i++) if (map->erase_type[i].size == 4096) map->erase_type[i].opcode = SPINOR_OP_BE_4K_PMC; } static const struct spi_nor_fixups pm25lv_nor_fixups = { .late_init = pm25lv_nor_late_init, }; static const struct flash_info issi_nor_parts[] = { /* ISSI */ { "is25cd512", INFO(0x7f9d20, 0, 32 * 1024, 2) NO_SFDP_FLAGS(SECT_4K) }, { "is25lq040b", INFO(0x9d4013, 0, 64 * 1024, 8) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25lp016d", INFO(0x9d6015, 0, 64 * 1024, 32) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25lp080d", INFO(0x9d6014, 0, 64 * 1024, 16) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25lp032", INFO(0x9d6016, 0, 64 * 1024, 64) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) }, { "is25lp064", INFO(0x9d6017, 0, 64 * 1024, 128) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) }, { "is25lp128", INFO(0x9d6018, 0, 64 * 1024, 256) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ) }, { "is25lp256", INFO(0x9d6019, 0, 64 * 1024, 512) PARSE_SFDP FIXUP_FLAGS(SPI_NOR_4B_OPCODES) .fixups = &is25lp256_fixups }, { "is25wp032", INFO(0x9d7016, 0, 64 * 1024, 64) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25wp064", INFO(0x9d7017, 0, 64 * 1024, 128) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25wp128", INFO(0x9d7018, 0, 64 * 1024, 256) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "is25wp256", INFO(0x9d7019, 0, 64 * 1024, 512) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) FIXUP_FLAGS(SPI_NOR_4B_OPCODES) FLAGS(SPI_NOR_QUAD_PP) .fixups = &is25lp256_fixups }, /* PMC */ { "pm25lv512", INFO(0, 0, 32 * 1024, 2) NO_SFDP_FLAGS(SECT_4K) .fixups = &pm25lv_nor_fixups }, { "pm25lv010", INFO(0, 0, 32 * 1024, 4) NO_SFDP_FLAGS(SECT_4K) .fixups = &pm25lv_nor_fixups }, { "pm25lq032", INFO(0x7f9d46, 0, 64 * 1024, 64) NO_SFDP_FLAGS(SECT_4K) }, }; static void issi_nor_default_init(struct spi_nor *nor) { nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable; } static const struct spi_nor_fixups issi_fixups = { .default_init = issi_nor_default_init, }; const struct spi_nor_manufacturer spi_nor_issi = { .name = "issi", .parts = issi_nor_parts, .nparts = ARRAY_SIZE(issi_nor_parts), .fixups = &issi_fixups, }; |