From: Andre Przywara <andre.przywara@arm.com>
To: Debbie Martin <Debbie.Martin@arm.com>
Cc: liviu.dudau@arm.com, sudeep.holla@arm.com, lpieralisi@kernel.org,
robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: arm: Add stdout-path
Date: Wed, 31 Jul 2024 13:14:03 +0100 [thread overview]
Message-ID: <20240731131403.54a9443a@donnerap.manchester.arm.com> (raw)
In-Reply-To: <20240730103758.907950-1-Debbie.Martin@arm.com>
On Tue, 30 Jul 2024 11:37:58 +0100
Debbie Martin <Debbie.Martin@arm.com> 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@arm.com>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
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;
next prev parent reply other threads:[~2024-07-31 12:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-30 10:37 Debbie Martin
2024-07-31 12:14 ` Andre Przywara [this message]
2024-08-09 13:33 ` Sudeep Holla
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