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mtd: spi-nor: micron-st: Add n25q064a WP support

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These flash chips are used on Google / TP-Link / ASUS OnHub devices, and
OnHub devices are write-protected by default (same as any other
ChromeOS/Chromebook system). I've referred to datasheets, and tested on
OnHub devices.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Reviewed-by: Michael Walle <mwalle@kernel.org>
Signed-off-by: Pratyush Yadav <pratyush@kernel.org>
Link: https://lore.kernel.org/r/20240726185825.142733-1-computersforpeace@gmail.com
This commit is contained in:
Brian Norris 2024-07-26 11:58:18 -07:00 committed by Pratyush Yadav
parent 18bcb4aa54
commit 86fd0e6410
1 changed files with 2 additions and 0 deletions
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drivers/mtd/spi-nor/micron-st.c
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@ -436,6 +436,8 @@ static const struct flash_info st_nor_parts[] = {
.id = SNOR_ID(0x20, 0xbb, 0x17),
.name = "n25q064a",
.size = SZ_8M,
.flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
SPI_NOR_BP3_SR_BIT6,
.no_sfdp_flags = SECT_4K | SPI_NOR_QUAD_READ,
}, {
.id = SNOR_ID(0x20, 0xbb, 0x18),