1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2005, Intec Automation Inc.
4 * Copyright (C) 2014, Freescale Semiconductor, Inc.
7 #include <linux/mtd/spi-nor.h>
12 gd25q256_post_bfpt(struct spi_nor *nor,
13 const struct sfdp_parameter_header *bfpt_header,
14 const struct sfdp_bfpt *bfpt)
17 * GD25Q256C supports the first version of JESD216 which does not define
18 * the Quad Enable methods. Overwrite the default Quad Enable method.
20 * GD25Q256 GENERATION | SFDP MAJOR VERSION | SFDP MINOR VERSION
21 * GD25Q256C | SFDP_JESD216_MAJOR | SFDP_JESD216_MINOR
22 * GD25Q256D | SFDP_JESD216_MAJOR | SFDP_JESD216B_MINOR
23 * GD25Q256E | SFDP_JESD216_MAJOR | SFDP_JESD216B_MINOR
25 if (bfpt_header->major == SFDP_JESD216_MAJOR &&
26 bfpt_header->minor == SFDP_JESD216_MINOR)
27 nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable;
32 static const struct spi_nor_fixups gd25q256_fixups = {
33 .post_bfpt = gd25q256_post_bfpt,
36 static const struct flash_info gigadevice_nor_parts[] = {
38 .id = SNOR_ID(0xc8, 0x40, 0x15),
41 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
42 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
44 .id = SNOR_ID(0xc8, 0x40, 0x16),
47 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
48 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
50 .id = SNOR_ID(0xc8, 0x40, 0x17),
53 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
54 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
56 .id = SNOR_ID(0xc8, 0x40, 0x18),
59 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
60 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
62 .id = SNOR_ID(0xc8, 0x40, 0x19),
64 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6,
65 .fixups = &gd25q256_fixups,
66 .fixup_flags = SPI_NOR_4B_OPCODES,
68 .id = SNOR_ID(0xc8, 0x60, 0x16),
71 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
72 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
74 .id = SNOR_ID(0xc8, 0x60, 0x17),
77 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
78 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
80 .id = SNOR_ID(0xc8, 0x60, 0x18),
83 .flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB,
84 .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
88 const struct spi_nor_manufacturer spi_nor_gigadevice = {
90 .parts = gigadevice_nor_parts,
91 .nparts = ARRAY_SIZE(gigadevice_nor_parts),