26 lines
989 B
Diff
26 lines
989 B
Diff
From: David Bauer <mail@david-bauer.net>
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Date: Thu, 11 Feb 2021 19:57:26 +0100
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Subject: [PATCH] mtd: spi-nor: add support for Winbond W25Q512
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The Winbond W25Q512 is a 512mb SPI-NOR chip. It supports 4K sectors as
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well as block protection and Dual-/Quad-read.
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Tested on: Ubiquiti UniFi 6 LR
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Signed-off-by: David Bauer <mail@david-bauer.net>
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Ref: https://patchwork.ozlabs.org/project/linux-mtd/patch/20210213151047.11700-1-mail@david-bauer.net/
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--- a/drivers/mtd/spi-nor/spi-nor.c
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+++ b/drivers/mtd/spi-nor/spi-nor.c
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@@ -2552,6 +2552,9 @@ static const struct flash_info spi_nor_i
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.fixups = &w25q256_fixups },
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{ "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512,
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SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
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+ { "w25q512jv", INFO(0xef4020, 0, 64 * 1024, 1024,
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+ SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ |
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+ SPI_NOR_HAS_TB | SPI_NOR_HAS_LOCK) },
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{ "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
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SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },
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