From: Horia Geanta <horia.geanta@nxp.com>
To: Adam Ford <aford173@gmail.com>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
dl-linux-imx <linux-imx@nxp.com>,
Aymen Sghaier <aymen.sghaier@nxp.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] arm64: dts: imx8mm: Add Crypto CAAM support
Date: Mon, 9 Dec 2019 16:23:45 +0000 [thread overview]
Message-ID: <VI1PR0402MB348586BEDA9BE13CEB10C75698580@VI1PR0402MB3485.eurprd04.prod.outlook.com> (raw)
In-Reply-To: 20191130225153.30111-2-aford173@gmail.com
On 12/1/2019 12:52 AM, Adam Ford wrote:
> The i.MX8M Mini supports the same crypto engine as what is in
> the i.MX8MQ, but it is not currently present in the device tree,
> because it may be resricted by security features.
>
What exactly are you referring to?
> This patch places in into the device tree and marks it as disabled,
> but anyone not restricting the CAAM with secure mode functions
> can mark it as enabled.
>
Even if - due to export control regulations - CAAM is "trimmed down",
it loses only the encryption capabilities (hashing etc. still working).
Again, please clarify what you mean by "secure mode functions",
"security features" etc.
Horia
next prev parent reply other threads:[~2019-12-09 16:23 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-30 22:51 [PATCH 1/2] crypto: caam: Change the i.MX8MQ check support all i.MX8M variants Adam Ford
2019-11-30 22:51 ` [PATCH 2/2] arm64: dts: imx8mm: Add Crypto CAAM support Adam Ford
2019-12-09 16:23 ` Horia Geanta [this message]
2019-12-09 16:47 ` Adam Ford
2019-12-11 14:36 ` Schrempf Frieder
2019-12-04 11:38 ` [PATCH 1/2] crypto: caam: Change the i.MX8MQ check support all i.MX8M variants Schrempf Frieder
2019-12-06 19:55 ` Adam Ford
2019-12-10 7:56 ` Horia Geanta
2019-12-11 14:23 ` Schrempf Frieder
2019-12-11 14:27 ` Adam Ford
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