Re: [PATCH] Revert "i2c: cadance: fix ctrl/addr reg write order"

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On 06. 12. 18 18:33, Kyle Roeschley wrote:
> This reverts commit 8064c616984eaa015f018dba595d78cd24a0cc8c.
> 
> According to the Zynq TRM §20.2.2 under heading Read Transfer, HOLD should
> be set or cleared before writing the I2C Address register. This fixes
> sporadic i2c bus lockups on National Instruments Zynq-based devices.
> 
> Signed-off-by: Kyle Roeschley <kyle.roeschley@xxxxxx>
> ---
> Tested by flooding the bus with traffic on a National Instruments cRIO-9068.
> Previously the bus would lock up after ~30s, now I can run overnight with no
> problems.

Can you please share that app you use to be able to replicate it on our
side?

Thanks,
Michal



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