77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2005, Intec Automation Inc.
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* Copyright (C) 2014, Freescale Semiconductor, Inc.
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*/
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#include <linux/mtd/spi-nor.h>
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#include "core.h"
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static int
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gd25q256_post_bfpt(struct spi_nor *nor,
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const struct sfdp_parameter_header *bfpt_header,
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const struct sfdp_bfpt *bfpt)
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{
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/*
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* GD25Q256C supports the first version of JESD216 which does not define
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* the Quad Enable methods. Overwrite the default Quad Enable method.
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*
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* GD25Q256 GENERATION | SFDP MAJOR VERSION | SFDP MINOR VERSION
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* GD25Q256C | SFDP_JESD216_MAJOR | SFDP_JESD216_MINOR
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* GD25Q256D | SFDP_JESD216_MAJOR | SFDP_JESD216B_MINOR
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* GD25Q256E | SFDP_JESD216_MAJOR | SFDP_JESD216B_MINOR
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*/
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if (bfpt_header->major == SFDP_JESD216_MAJOR &&
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bfpt_header->minor == SFDP_JESD216_MINOR)
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nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable;
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return 0;
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}
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static const struct spi_nor_fixups gd25q256_fixups = {
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.post_bfpt = gd25q256_post_bfpt,
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};
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static const struct flash_info gigadevice_nor_parts[] = {
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{ "gd25q16", INFO(0xc84015, 0, 64 * 1024, 32)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25q32", INFO(0xc84016, 0, 64 * 1024, 64)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25lq32", INFO(0xc86016, 0, 64 * 1024, 64)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25q64", INFO(0xc84017, 0, 64 * 1024, 128)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25lq64c", INFO(0xc86017, 0, 64 * 1024, 128)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25lq128d", INFO(0xc86018, 0, 64 * 1024, 256)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25q128", INFO(0xc84018, 0, 64 * 1024, 256)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
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SPI_NOR_QUAD_READ) },
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{ "gd25q256", INFO(0xc84019, 0, 64 * 1024, 512)
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PARSE_SFDP
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6)
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FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
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.fixups = &gd25q256_fixups },
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};
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const struct spi_nor_manufacturer spi_nor_gigadevice = {
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.name = "gigadevice",
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.parts = gigadevice_nor_parts,
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.nparts = ARRAY_SIZE(gigadevice_nor_parts),
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};
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