From: Frieder Schrempf <frieder.schrempf@kontron.de>
To: pankaj.gupta@oss.nxp.com, Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Frank Li <Frank.Li@nxp.com>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
Pankaj Gupta <pankaj.gupta@nxp.com>
Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
sashiko-bot <sashiko-bot@kernel.org>
Subject: Re: [PATCH v29 3/7] firmware: imx: add driver for NXP EdgeLock Enclave
Date: Tue, 21 Jul 2026 12:50:40 +0200 [thread overview]
Message-ID: <7a799385-fcc4-49a5-bef1-700e3bfb7c5d@kontron.de> (raw)
In-Reply-To: <20260721-imx-se-if-v29-3-04a362f4fcca@nxp.com>
On 21.07.26 13:23, pankaj.gupta@oss.nxp.com wrote:
> From: Pankaj Gupta <pankaj.gupta@nxp.com>
>
> Add MU-based communication interface for secure enclave.
>
> NXP hardware IP(s) for secure-enclaves like Edgelock Enclave(ELE), are
> embedded in the SoC to support the features like HSM, SHE & V2X, using
> message based communication interface.
>
> The secure enclave FW communicates with Linux over single or multiple
> dedicated messaging unit(MU) based interface(s).
> Exists on i.MX SoC(s) like i.MX8ULP, i.MX93, i.MX95 etc.
>
> For i.MX9x SoC(s) there is at least one dedicated ELE MU(s) for each
> world - Linux(one or more) and OPTEE-OS (one or more).
>
> Other dependent kernel drivers will be:
> - NVMEM: that supports non-volatile devices like EFUSES,
> managed by NXP's secure-enclave.
>
> Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
> Reviewed-by: Frank Li <Frank.Li@nxp.com>
> Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
> Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
My test and review tags were sent for v25 of this patchset. Meanwhile it
looks like you have added tons of fixes for Sashiko reports and it is
quite obvious that I haven't reviewed and tested those. So my tags
definitely don't apply anymore and should be dropped. Thanks!
next prev parent reply other threads:[~2026-07-21 10:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-21 11:23 [PATCH v29 0/7] firmware: imx: driver for NXP secure-enclave pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 1/7] Documentation/firmware: add imx/se to other_interfaces pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 2/7] dt-bindings: arm: fsl: add imx-se-fw binding doc pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 3/7] firmware: imx: add driver for NXP EdgeLock Enclave pankaj.gupta
2026-07-21 10:50 ` Frieder Schrempf [this message]
2026-07-22 14:32 ` Frieder Schrempf
2026-07-21 11:23 ` [PATCH v29 4/7] firmware: imx: device context dedicated to priv pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 5/7] firmware: drivers: imx: adds miscdev pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 6/7] arm64: dts: imx8ulp: add secure enclave node pankaj.gupta
2026-07-21 11:23 ` [PATCH v29 7/7] arm64: dts: imx8ulp-evk: add reserved memory property pankaj.gupta
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