From: David Bauer Date: Thu, 11 Feb 2021 19:57:26 +0100 Subject: [PATCH] mtd: spi-nor: add support for Winbond W25Q512 The Winbond W25Q512 is a 512mb SPI-NOR chip. It supports 4K sectors as well as block protection and Dual-/Quad-read. Tested on: Ubiquiti UniFi 6 LR Signed-off-by: David Bauer Ref: https://patchwork.ozlabs.org/project/linux-mtd/patch/20210213151047.11700-1-mail@david-bauer.net/ --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2550,6 +2550,9 @@ static const struct flash_info spi_nor_i .fixups = &w25q256_fixups }, { "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, + { "w25q512jv", INFO(0xef4020, 0, 64 * 1024, 1024, + SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ | + SPI_NOR_HAS_TB | SPI_NOR_HAS_LOCK) }, { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024, SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },