[U-Boot] am33xx : bit-flip correction in oob

Belisko Marek marek.belisko at gmail.com
Tue Apr 15 12:47:12 CEST 2014


Hi,

we're running 2014.04-rc3 on custom am335x board (same configuration as BBB).
When spl is loading u-boot from nand flash we can see a lot of
messages in console:
nand: bit-flip corrected @oob=0

It is always the same position (seems to be first byte in oob).
Anybody experienced same problem?
I've tested on 2 different flashes and result is same.

In config we're using:
#define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
#define CONFIG_NAND_OMAP_ELM

BR,

marek

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Marek Belisko - OPEN-NANDRA
Freelance Developer

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