linux-kernel - Re: [PATCH v8 2/5] dt-bindings: arm: fsl: add imx-se-fw binding doc

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Message-ID: <172900201303.807870.3079581090690762853.robh@kernel.org>
Date: Tue, 15 Oct 2024 09:21:45 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Pankaj Gupta <pankaj.gupta@....com>
Cc: Pengutronix Kernel Team <kernel@...gutronix.de>,
	Conor Dooley <conor+dt@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>, Jonathan Corbet <corbet@....net>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Fabio Estevam <festevam@...il.com>, devicetree@...r.kernel.org,
	linux-doc@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 2/5] dt-bindings: arm: fsl: add imx-se-fw binding doc


On Tue, 15 Oct 2024 14:31:00 +0530, Pankaj Gupta wrote:
> The NXP security hardware IP(s) like: i.MX EdgeLock Enclave, V2X etc.,
> creates an embedded secure enclave within the SoC boundary to enable
> features like:
> - HSM
> - SHE
> - V2X
> 
> Secure-Enclave(s) communication interface are typically via message
> unit, i.e., based on mailbox linux kernel driver. This driver enables
> communication ensuring well defined message sequence protocol between
> Application Core and enclave's firmware.
> 
> Driver configures multiple misc-device on the MU, for multiple
> user-space applications, to be able to communicate over single MU.
> 
> It exists on some i.MX processors. e.g. i.MX8ULP, i.MX93 etc.
> 
> Signed-off-by: Pankaj Gupta <pankaj.gupta@....com>
> ---
>  .../devicetree/bindings/firmware/fsl,imx-se.yaml   | 91 ++++++++++++++++++++++
>  1 file changed, 91 insertions(+)
> 


Please add Acked-by/Reviewed-by tags when posting new versions. However,
there's no need to repost patches *only* to add the tags. The upstream
maintainer will do that for acks received on the version they apply.

If a tag was not added on purpose, please state why and what changed.

Missing tags:

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>