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[] = {
37 { "gd25q16", INFO(0xc84015, 0, 64 * 1024, 32)
38 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
39 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
41 { "gd25q32", INFO(0xc84016, 0, 64 * 1024, 64)
42 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
43 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
45 { "gd25lq32", INFO(0xc86016, 0, 64 * 1024, 64)
46 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
47 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
49 { "gd25q64", INFO(0xc84017, 0, 64 * 1024, 128)
50 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
51 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
53 { "gd25lq64c", INFO(0xc86017, 0, 64 * 1024, 128)
54 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
55 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
57 { "gd25lq128d", INFO(0xc86018, 0, 64 * 1024, 256)
58 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
59 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
61 { "gd25q128", INFO(0xc84018, 0, 64 * 1024, 256)
62 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
63 NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
65 { "gd25q256", INFO(0xc84019, 0, 64 * 1024, 512)
67 FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6)
68 FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
69 .fixups = &gd25q256_fixups },
72 const struct spi_nor_manufacturer spi_nor_gigadevice = {
74 .parts = gigadevice_nor_parts,
75 .nparts = ARRAY_SIZE(gigadevice_nor_parts),