Re: [PATCH v4 1/1] i2c: algo-pca: Reapply i2c bus settings after reset

From: Wolfram Sang
Date: Wed Sep 09 2020 - 04:23:49 EST

On Wed, Sep 09, 2020 at 08:32:47AM +1200, Evan Nimmo wrote:
> If something goes wrong (such as the SCL being stuck low) then we need
> to reset the PCA chip. The issue with this is that on reset we lose all
> config settings and the chip ends up in a disabled state which results
> in a lock up/high CPU usage. We need to re-apply any configuration that
> had previously been set and re-enable the chip.
> Signed-off-by: Evan Nimmo <evan.nimmo@xxxxxxxxxxxxxxxxxxx>
> Reviewed-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Reviewed-by: Wolfram Sang <wsa@xxxxxxxxxx>

Applied to for-current, thanks!

For the record, were you able to test both, PCA9564 and PCA9665?

Attachment: signature.asc
Description: PGP signature