Re: [PATCH net-next] ptp: clockmatrix: use rsmu driver to access i2c/spi bus

[Jakub Kicinski]

On Wed, 22 Sep 2021 09:57:14 -0400 min.li.xe@xxxxxxxxxxx wrote:
> From: Min Li <min.li.xe@xxxxxxxxxxx>
> 
> rsmu (Renesas Synchronization Management Unit ) driver is located in
> drivers/mfd and responsible for creating multiple devices including
> clockmatrix phc, which will then use the exposed regmap and mutex
> handle to access i2c/spi bus.

Does not build on 32 bit. You need to use division helpers.