RE: [PATCH v2] ARM: dts: imx6ulz-bsh-smm-m2: fix resume via console

From: Peng Fan
Date: Mon Jul 21 2025 - 05:36:40 EST


> Subject: [PATCH v2] ARM: dts: imx6ulz-bsh-smm-m2: fix resume via
> console
>
> From: Wolfgang Birkner <wolfgang.birkner@xxxxxxxx>
>
> Despite the current configuration being compliant with the technical
> reference manual (TRM), testing on the system showed that resuming
> from suspend via UART4 (used as the console) fails unless any other
> UART is also enabled.
>
> In our use case, UART2 is enabled to ensure reliable resume when
> UART4 is used as the console.
>
> Signed-off-by: Wolfgang Birkner <wolfgang.birkner@xxxxxxxx>
> Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>
>

Not sure why there is dependency here, but enable it
does not harm, so

Ack-by: Peng Fan <peng.fan@xxxxxxx>