[PATCH 4/5] arm64: dts: imx8mp-evk: add board-level mux for CAN2 and MICFIL

Daniel Baluta daniel.baluta at oss.nxp.com
Fri Feb 20 00:53:09 PST 2026


On 2/20/26 00:23, Frank Li wrote:
> The board integrates an on-board mux to route shared signals to either
> CAN2 or PDM (MICFIL). The mux is controlled by a GPIO.
>
> Add a pinctrl-based multiplexer node to describe this routing and ensure
> proper probe ordering of the dependent devices.
>
> Signed-off-by: Frank Li <Frank.Li at nxp.com>

Can you please explain what is wrong with the current approach?

Current dtb imx8mp-evk.dtb is used to enable PDM MICFIL and

sets proper pinctrl routing.




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