Re: [PATCH v2 0/5] can: bxcan: add support for single peripheral configuration

[Marc Kleine-Budde]

On 27.04.2023 23:08:57, Marc Kleine-Budde wrote:
> On 27.04.2023 22:45:35, Dario Binacchi wrote:
> > 
> > The series adds support for managing bxCAN controllers in single peripheral
> > configuration.
> > Unlike stm32f4 SOCs, where bxCAN controllers are only in dual peripheral
> > configuration, stm32f7 SOCs contain three CAN peripherals, CAN1 and CAN2
> > in dual peripheral configuration and CAN3 in single peripheral
> > configuration:
> > - Dual CAN peripheral configuration:
> >  * CAN1: Primary bxCAN for managing the communication between a secondary
> >    bxCAN and the 512-byte SRAM memory.
> >  * CAN2: Secondary bxCAN with no direct access to the SRAM memory.
> >    This means that the two bxCAN cells share the 512-byte SRAM memory and
> >    CAN2 can't be used without enabling CAN1.
> > - Single CAN peripheral configuration:
> >  * CAN3: Primary bxCAN with dedicated Memory Access Controller unit and
> >    512-byte SRAM memory.
> 
> This really looks good! Great work! Who takes the DT changes? I can take
> the whole series.

I've upstreamed the DT changes for the first bxCAN driver, so I'll take
them this time, too.

Marc

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