Re: [RFC v1 5/5] dt-bindings: riscv: document vector crypto requirements

From: Krzysztof Kozlowski
Date: Thu Oct 03 2024 - 05:53:05 EST


On Wed, Oct 02, 2024 at 05:10:58PM +0100, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
>
> Section 35.2. Extensions Overview of [1] says:
> | The Zvknhb and Zvbc Vector Crypto Extensions --and accordingly the composite extensions Zvkn and
> | Zvks-- (sic) require a Zve64x base, or application ("V") base Vector Extension.
> | All of the other Vector Crypto Extensions can be built on any embedded (Zve*) or application ("V") base
> | Vector Extension
>
> Apply these rules in the binding, so that invalid combinations can be
> avoided.
>
> Link: https://github.com/riscv/riscv-isa-manual/releases/tag/riscv-isa-release-698e64a-2024-09-09 [1]
> Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/riscv/extensions.yaml | 32 +++++++++++++++++++
> 1 file changed, 32 insertions(+)

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Best regards,
Krzysztof