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

From: Marc Kleine-Budde
Date: Thu Apr 27 2023 - 17:09:34 EST


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.

regards,
Marc

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