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16373d80df
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). This patch has been submitted upstream, per the notes in the patch file. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Link: https://github.com/openwrt/openwrt/pull/16014 Signed-off-by: Robert Marko <robimarko@gmail.com>
30 lines
1.3 KiB
Diff
30 lines
1.3 KiB
Diff
From 1e019e728800d4033b4b3b1b5570f5da5ed309f2 Mon Sep 17 00:00:00 2001
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From: Brian Norris <computersforpeace@gmail.com>
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Date: Thu, 15 Dec 2022 01:49:20 -0800
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Subject: [PATCH] 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
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OnHub devices are write-protected by default (same as any other
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ChromeOS/Chromebook system).
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Signed-off-by: Brian Norris <computersforpeace@gmail.com>
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---
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Submitted upstream at:
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https://lore.kernel.org/linux-mtd/20240726185825.142733-1-computersforpeace@gmail.com/
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https://patchwork.ozlabs.org/project/linux-mtd/patch/20240726185825.142733-1-computersforpeace@gmail.com/
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drivers/mtd/spi-nor/micron-st.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/drivers/mtd/spi-nor/micron-st.c
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+++ b/drivers/mtd/spi-nor/micron-st.c
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@@ -183,6 +183,8 @@ static const struct flash_info st_nor_pa
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{ "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ) },
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{ "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128)
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+ FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
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+ SPI_NOR_BP3_SR_BIT6)
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NO_SFDP_FLAGS(SECT_4K | SPI_NOR_QUAD_READ) },
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{ "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256)
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FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
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