On Monday 27 September 2021 17:41:56 Robert Marko wrote:
> Since Espressobin Ultra board has a microUSB port
> with the onboard USB to UART connected to it to be
> used as a debug UART it makes no sense to require
> the bootloader to pass console args to the kernel in
> order to get console working.
>
> So, use the "stdout-path" property to enable the UART
> output on the microUSB port by default.
>
> Signed-off-by: Robert Marko <robert.marko@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/marvell/armada-3720-espressobin-ultra.dts | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin-ultra.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin-ultra.dts
> index c5eb3604dd5b..c1770ceff3c1 100644
> --- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin-ultra.dts
> +++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin-ultra.dts
> @@ -15,6 +15,10 @@ / {
> compatible = "globalscale,espressobin-ultra", "marvell,armada3720",
> "marvell,armada3710";
>
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
This code is duplication of common espressobin code from
armada-3720-espressobin.dtsi file:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dtsi
> aliases {
> /* ethernet1 is WAN port */
> ethernet1 = &switch0port5;
> --
> 2.31.1
>
