[EXT] Re: [PATCH v12 2/5] dt-bindings: arm: fsl: add imx-se-fw binding doc

Pankaj Gupta pankaj.gupta at nxp.com
Mon Jan 20 05:07:24 PST 2025



-----Original Message-----
From: Krzysztof Kozlowski <krzk at kernel.org>
Sent: Monday, January 20, 2025 5:47 PM
To: Pankaj Gupta <pankaj.gupta at nxp.com>; Jonathan Corbet <corbet at lwn.net>; Rob 
Herring <robh at kernel.org>; Krzysztof Kozlowski <krzk+dt at kernel.org>; Conor 
Dooley <conor+dt at kernel.org>; Shawn Guo <shawnguo at kernel.org>; Sascha Hauer 
<s.hauer at pengutronix.de>; Pengutronix Kernel Team <kernel at pengutronix.de>; 
Fabio Estevam <festevam at gmail.com>
Cc: linux-doc at vger.kernel.org; linux-kernel at vger.kernel.org; 
devicetree at vger.kernel.org; imx at lists.linux.dev; 
linux-arm-kernel at lists.infradead.org; Conor Dooley <conor at kernel.org>
Subject: [EXT] Re: [PATCH v12 2/5] dt-bindings: arm: fsl: add imx-se-fw 
binding doc

Caution: This is an external email. Please take care when clicking links or 
opening attachments. When in doubt, report the message using the 'Report this 
email' button


On 20/01/2025 17:52, 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 at nxp.com>
> Reviewed-by: Rob Herring (Arm) <robh at kernel.org>
> Reviewed-by: Conor Dooley <conor at kernel.org>

> Where Conor's review tag was actually given?
On v6.

> I don't see any hints in the changelog.
Accepted. Will update it in the change log, under v6.


> Best regards,
> Krzysztof
-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 11094 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20250120/226784b5/attachment.p7s>


More information about the linux-arm-kernel mailing list