From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3D9A61AD5C1; Mon, 9 Sep 2024 14:18:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725891532; cv=none; b=k80CGejmGc7FtV3Q64iIWI0t/JKo+7lP33SR5nYil/w+ABn93CHTVgtSNyfOnIzsQqoJWFI6cUuM1yeb93WLkPI1QXsv8KbQky01LD21mmb865SNwMZA7wp2wn8XBNEDQWNz9tPUPRXfSd5wsc1nyaZuU1dScUnxrEXJwuqMOHU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725891532; c=relaxed/simple; bh=PnmCdAiSZLqmrOvlmp6sRwwUDoGa5lxrigQUCX6Ca5s=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UrWsWEetOa7P0zo9/SjqdkPkkMm9lJjvJaNdvY4Xiet7wGTnlFpb74z6k7dHtKR/LYdovbxIMhfCfPUzHSdLgFXWjHBmrk8wCVZf0/I1LMgxYXKDcKm4dusY5I/TUSb8hls6A5kOv3lznT1XIl3E2u8hlCzBZpE6JBejUOBTRpI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KRUftkhI; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KRUftkhI" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9062DC4CEC5; Mon, 9 Sep 2024 14:18:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725891531; bh=PnmCdAiSZLqmrOvlmp6sRwwUDoGa5lxrigQUCX6Ca5s=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=KRUftkhI9KGqeBcFDi7T5YX5L7dRjrP0xnLxAzNReVrJQkzrVYQUiWGClkioSVwsv xbllfR0eSdsxxnxwrraAcDCKbWG3jomU2sc01oUNf7p0SU9W0uxlwnXxPB0r4UAN9f gU1Il6uhCqEDvvO9/1lZpYaVgnP7nVPY5aNFEA8WCMNpNoEbhVrk12GPN8RABPGIl3 uZAM+4ErcP5BG2CuG+sA1XeE4ayNo8ZHHVQFmjLJFvQ1fF3rr1jV+gJG+Gzz5f8YrR bpA4M+HWFJGKrspow1qyYcDeztDIepNHb520TF1Wr9vXdSfRvCSiOO2u7Dxe6pLlDV KDyfiS+MWMklg== Date: Mon, 9 Sep 2024 09:18:50 -0500 From: "Rob Herring (Arm)" To: Pankaj Gupta Cc: Krzysztof Kozlowski , Jonathan Corbet , imx@lists.linux.dev, Shawn Guo , linux-kernel@vger.kernel.org, Conor Dooley , linux-doc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Pengutronix Kernel Team , Rob Herring , Fabio Estevam , Sascha Hauer Subject: Re: [PATCH v7 2/5] dt-bindings: arm: fsl: add imx-se-fw binding doc Message-ID: <172589152997.4184616.5889493628960272898.robh@kernel.org> References: <20240904-imx-se-if-v7-0-5afd2ab74264@nxp.com> <20240904-imx-se-if-v7-2-5afd2ab74264@nxp.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240904-imx-se-if-v7-2-5afd2ab74264@nxp.com> On Wed, 04 Sep 2024 16:21:18 +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 > --- > .../devicetree/bindings/firmware/fsl,imx-se.yaml | 91 ++++++++++++++++++++++ > 1 file changed, 91 insertions(+) > Reviewed-by: Rob Herring (Arm)