[PATCH v2 0/5] can: bxcan: add support for single peripheral configuration
Marc Kleine-Budde
mkl at pengutronix.de
Thu Apr 27 14:08:57 PDT 2023
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
--
Pengutronix e.K. | Marc Kleine-Budde |
Embedded Linux | https://www.pengutronix.de |
Vertretung Nürnberg | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
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