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micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="+fn5GsXAWL169s6l" Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240618_042037_044548_24DC47AF X-CRM114-Status: GOOD ( 25.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --+fn5GsXAWL169s6l Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jun 18, 2024 at 10:58:47AM +0000, Pankaj Gupta wrote: > > From: Conor Dooley > > On Mon, Jun 17, 2024 at 12:59:40PM +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 | 160 > > +++++++++++++++++++++ > > > 1 file changed, 160 insertions(+) > > > > > > diff --git > > > a/Documentation/devicetree/bindings/firmware/fsl,imx-se.yaml > > > b/Documentation/devicetree/bindings/firmware/fsl,imx-se.yaml > > > new file mode 100644 > > > index 000000000000..60ad1c4a3dfa > > > --- /dev/null > > > +++ b/Documentation/devicetree/bindings/firmware/fsl,imx-se.yaml > > > @@ -0,0 +1,160 @@ > > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 > > > +--- > > > +$id: http://devicetree.org/schemas/firmware/fsl,imx-se.yaml# > > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > > + > > > +title: NXP i.MX HW Secure Enclave(s) EdgeLock Enclave > > > + > > > +maintainers: > > > + - Pankaj Gupta > > > + > > > +description: | > > > + NXP's SoC may contain one or multiple embedded secure-enclave HW > > > + IP(s) like i.MX EdgeLock Enclave, V2X etc. These NXP's HW IP(s) > > > + enables features like > > > + - Hardware Security Module (HSM), > > > + - Security Hardware Extension (SHE), and > > > + - Vehicular to Anything (V2X) > > > + > > > + Communication interface to the secure-enclaves is based on the > > > + messaging unit(s). > > > + > > > +properties: > > > + $nodename: > > > + pattern: "^[0-9a-z]*-if@[0-9a-f]+$" > >=20 > > Just "firmware@" please. > >=20 >=20 > Modified as per your suggestion,=20 > - pattern: "^[0-9a-z]*-if@[0-9a-f]+$" > + pattern: "^[0-9a-z]*-if@" Firstly, that's not even what I said verbatim, which I could understand. isn't even a valid bit of regex for this.=20 What I want to see is something like: "^firmware@[0-9a-f]+$" --+fn5GsXAWL169s6l Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZnFtWQAKCRB4tDGHoIJi 0miHAQDK5urm/jbXpXfJfqOdk/VRtRlPzLTUy47n0dGXRTwoqQD/TpLFsHuOmXDR ImC+g+nyDCS4DQIZFnikdx8el2/ZSw0= =6dVg -----END PGP SIGNATURE----- --+fn5GsXAWL169s6l--