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mtd: spi-nor: Add support for w25q256jw 

Add MTD support for w25q256jw SPI NOR chip from Winbond. This chip
supports dual/quad I/O mode with 512 blocks of memory organized in
64KB sectors. In addition to this, there is also small 4KB sectors
available for flexibility. The device has been validated using Thor96
board.

Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Tudor Ambarus <tudor.ambarus@microchip.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Darshak Patel <darshak.patel@einfochips.com>
[Mani: cleaned up for upstream]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
This commit is contained in:
Manivannan Sadhasivam 2019-10-30 14:31:24 +05:30 committed by Tudor Ambarus
parent 9326b4e078
commit 4c42f63553
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1 changed files with 2 additions and 0 deletions
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drivers/mtd/spi-nor/spi-nor.c
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@ -2627,6 +2627,8 @@ static const struct flash_info spi_nor_ids[] = {
{ "w25q256", INFO(0xef4019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "w25q256jw", INFO(0xef6019, 0, 64 * 1024, 512,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },