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Message-ID: <168244145233.1928607.12928515102198250927.robh@kernel.org>
Date: Tue, 25 Apr 2023 11:50:52 -0500
From: Rob Herring <robh@...nel.org>
To: Nikunj Kela <quic_nkela@...cinc.com>
Cc: linux-kernel@...r.kernel.org, krzysztof.kozlowski+dt@...aro.org,
cristian.marussi@....com, sudeep.holla@....com,
devicetree@...r.kernel.org, robh+dt@...nel.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 1/2] dt-bindings: firmware: arm,scmi: support for
parameter in smc/hvc call
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@...cinc.com>
> ---
> Documentation/devicetree/bindings/firmware/arm,scmi.yaml | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
Reviewed-by: Rob Herring <robh@...nel.org>
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