On 28.03.2023 09:33:23, Dario Binacchi wrote:
> The series adds support for the basic extended CAN controller (bxCAN)
> found in many low- to middle-end STM32 SoCs.
> 
> The driver has been tested on the stm32f469i-discovery board with a
> kernel version 5.19.0-rc2 in loopback + silent mode:
> 
> ip link set can0 type can bitrate 125000 loopback on listen-only on
> ip link set up can0
> candump can0 -L &
> cansend can0 300#AC.AB.AD.AE.75.49.AD.D1
> 
> For uboot and kernel compilation, as well as for rootfs creation I used
> buildroot:
> 
> make stm32f469_disco_sd_defconfig
> make
> 
> but I had to patch can-utils and busybox as can-utils and iproute are
> not compiled for MMU-less microcotrollers. In the case of can-utils,
> replacing the calls to fork() with vfork(), I was able to compile the
> package with working candump and cansend applications, while in the
> case of iproute, I ran into more than one problem and finally I decided
> to extend busybox's ip link command for CAN-type devices. I'm still
> wondering if it was really necessary, but this way I was able to test
> the driver.

Applied to linux-can-next.

Thanks,
Marc

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