On Tue, 30 Jul 2024 11:37:58 +0100
Debbie Martin <Debbie.Martin@xxxxxxx> wrote:
> Add stdout-path to the Arm devicetrees to specify the primary console.
> This means that distributions can boot without the need for
> platform-specific command line parameters i.e. they can use earlycon
> with no parameters and no console argument is needed at all.
Looks good to me, and aligns with what the other DTs do:
> Signed-off-by: Debbie Martin <Debbie.Martin@xxxxxxx>
Reviewed-by: Andre Przywara <andre.przywara@xxxxxxx>
Cheers,
Andre
> ---
> arch/arm64/boot/dts/arm/foundation-v8.dtsi | 4 +++-
> arch/arm64/boot/dts/arm/fvp-base-revc.dts | 4 +++-
> arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts | 4 +++-
> 3 files changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
> index 93f1e7c026b8..083be35495b3 100644
> --- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi
> +++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
> @@ -18,7 +18,9 @@ / {
> #address-cells = <2>;
> #size-cells = <2>;
>
> - chosen { };
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
>
> aliases {
> serial0 = &v2m_serial0;
> diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
> index 85f1c15cc65d..19973ab4ea6b 100644
> --- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts
> +++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
> @@ -24,7 +24,9 @@ / {
> #address-cells = <2>;
> #size-cells = <2>;
>
> - chosen { };
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
>
> aliases {
> serial0 = &v2m_serial0;
> diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
> index afdf954206f1..7f7226711d4b 100644
> --- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
> +++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts
> @@ -23,7 +23,9 @@ / {
> #address-cells = <2>;
> #size-cells = <2>;
>
> - chosen { };
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
>
> aliases {
> serial0 = &v2m_serial0;
