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FS#1715 - Mikrotik: unrecognized SPI NOR flash chip (JEDEC id: ef, 70, 18) #6948

openwrt-bot opened this issue Jul 31, 2018 · 2 comments


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openwrt-bot commented Jul 31, 2018


Platform: Mikrotik RBM33G
OS: Openwrt Distrib Revision r7579-fc89831

Do not support module m25p80 and m25p128 on platform based MT7621.
Error in dmesg:

m25p80 spi0.1: unrecognized JEDEC id bytes: ef, 70, 18
m25p80 spi0.1: using Read Manufacturer / Device ID Command (0x90) returned 17 ef
m25p80 spi0.1: probe of spi0.1 failed with error -2


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openwrt-bot commented Oct 10, 2018


This exact same NOR chip is starting to appear in other Mikrotik devices, which prevents OpenWrt from being flashed on them:

Robert Marko submitted a patch upstream to add support for this chip, but it has not been accepted yet:

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openwrt-bot commented Oct 18, 2018

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