Re: [v6 2/3] i2c: muxes: pca954x: Add MAX735x/MAX736x support

[Wolfram Sang]

On Wed, Feb 16, 2022 at 08:46:11AM +0100, Patrick Rudolph wrote:
> Add support for the following Maxim chips using the existing PCA954x
> driver:
> - MAX7356
> - MAX7357
> - MAX7358
> - MAX7367
> - MAX7368
> - MAX7369
> 
> All added Maxim chips behave like the PCA954x, where a single SMBUS byte
> write selects up to 8 channels to be bridged to the primary bus.
> 
> The MAX7357 exposes 6 additional registers at Power-On-Reset and is
> configured to:
>  - Disabled interrupts on bus locked up detection
>  - Enable bus locked-up clearing
>  - Disconnect only locked bus instead of all channels
> 
> While the MAX7357/MAX7358 have interrupt support, they don't act as
> interrupt controller like the PCA9545 does. Thus don't enable IRQ support
> and handle them like the PCA9548.
> 
> Tested using the MAX7357 and verified that the stalled bus is disconnected
> while the other channels remain operational.
> 
> Signed-off-by: Patrick Rudolph <patrick.rudolph@xxxxxxxxxxxxx>

Peter, are you happy with this patch series?

All the best,

   Wolfram

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