| From: David Bauer <mail@david-bauer.net> |
| 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 <mail@david-bauer.net> |
| |
| 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 |
| @@ -2555,6 +2555,9 @@ 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) }, |
| |