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SubjectRe: [PATCH v2] ARM: dts: imx6ull: fix ubi filesystem mount failed
On Wed, Mar 17, 2021 at 11:45:09PM +0800, dillon.minfei@gmail.com wrote:
> From: dillon min <dillon.minfei@gmail.com>
>
> For NAND Ecc layout, there is a dependency from old kernel's nand driver
> setting and current. if old kernel use 4 bit ecc , we should use 4 bit
> in new kernel either. else will run into following error at filesystem
> mounting.
>
> So, enable fsl,use-minimum-ecc from device tree, to fix this mismatch
>
> [ 9.449265] ubi0: scanning is finished
> [ 9.463968] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [ 9.486940] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [ 9.509906] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [ 9.532845] ubi0 error: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read 22528 bytes
>
> Fixes: f9ecf10cb88c ("ARM: dts: imx6ull: add MYiR MYS-6ULX SBC")
> Signed-off-by: dillon min <dillon.minfei@gmail.com>
> Reviewed-by: Fabio Estevam <festevam@gmail.com>
> Signed-off-by: Shawn Guo <shawnguo@kernel.org>

Replaced with this version.

Shawn

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