Re: [PATCH v4 1/2] dt-bindings: firmware: arm,scmi: support for parameter in smc/hvc call

From: Rob Herring
Date: Tue Apr 25 2023 - 12:50:59 EST



On Tue, 18 Apr 2023 11:56:58 -0700, Nikunj Kela wrote:
> Currently, smc/hvc calls are made with smc-id only. The parameters are
> all set to zeros. This patch defines a new compatible string that can
> be used to pass shmem address(4KB-page, offset) as two parameters in
> SMC/HVC doorbell.
>
> This is useful when multiple scmi instances are used with common smc-id.
>
> Signed-off-by: Nikunj Kela <quic_nkela@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/firmware/arm,scmi.yaml | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>