linux-kernel - RE: [EXT] Re: [PATCH v4 2/7] arm64: dts: imx8ulp-evk: added nxp secure enclave firmware

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 8 Aug 2023 11:07:55 +0000
From:   Pankaj Gupta <pankaj.gupta@....com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "clin@...e.com" <clin@...e.com>,
        "conor+dt@...nel.org" <conor+dt@...nel.org>,
        "pierre.gondois@....com" <pierre.gondois@....com>,
        Jacky Bai <ping.bai@....com>,
        Clark Wang <xiaoning.wang@....com>,
        Wei Fang <wei.fang@....com>, Peng Fan <peng.fan@....com>,
        Bough Chen <haibo.chen@....com>,
        "festevam@...il.com" <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Gaurav Jain <gaurav.jain@....com>,
        "alexander.stein@...tq-group.com" <alexander.stein@...tq-group.com>,
        Sahil Malhotra <sahil.malhotra@....com>,
        Aisheng Dong <aisheng.dong@....com>,
        Varun Sethi <V.Sethi@....com>
Subject: RE: [EXT] Re: [PATCH v4 2/7] arm64: dts: imx8ulp-evk: added nxp
 secure enclave firmware



> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Sent: Thursday, July 13, 2023 12:08 AM
> To: Pankaj Gupta <pankaj.gupta@....com>; shawnguo@...nel.org;
> s.hauer@...gutronix.de; kernel@...gutronix.de; clin@...e.com;
> conor+dt@...nel.org; pierre.gondois@....com; Jacky Bai
> <ping.bai@....com>; Clark Wang <xiaoning.wang@....com>; Wei Fang
> <wei.fang@....com>; Peng Fan <peng.fan@....com>; Bough Chen
> <haibo.chen@....com>; festevam@...il.com; dl-linux-imx <linux-
> imx@....com>; davem@...emloft.net; robh+dt@...nel.org;
> krzysztof.kozlowski+dt@...aro.org; linux-arm-kernel@...ts.infradead.org;
> devicetree@...r.kernel.org; linux-kernel@...r.kernel.org; Gaurav Jain
> <gaurav.jain@....com>; alexander.stein@...tq-group.com; Sahil Malhotra
> <sahil.malhotra@....com>; Aisheng Dong <aisheng.dong@....com>; Varun
> Sethi <V.Sethi@....com>
> Subject: [EXT] Re: [PATCH v4 2/7] arm64: dts: imx8ulp-evk: added nxp secure
> enclave firmware
>
> 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 12/07/2023 14:12, Pankaj Gupta wrote:
> > Added support for NXP secure enclave called EdgeLock Enclave firmware
> > (se-fw) for imx8ulp-evk.
> >
> > Signed-off-by: Pankaj Gupta <pankaj.gupta@....com>
> > ---
> >  arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 12 +++++++++++-
> >  1 file changed, 11 insertions(+), 1 deletion(-)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> > b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> > index 3ddc0f3125b3..10ed31974a6f 100644
> > --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> > @@ -114,7 +114,7 @@ sosc: clock-sosc {
> >               #clock-cells = <0>;
> >       };
> >
> > -     sram@...1f000 {
> > +     sram0: sram@...1f000 {
> >               compatible = "mmio-sram";
> >               reg = <0x0 0x2201f000 0x0 0x1000>;
> >
> > @@ -161,6 +161,16 @@ s4muap: mailbox@...20000 {
> >                       #mbox-cells = <2>;
> >               };
> >
> > +             ele_fw: se-fw {
> > +                     compatible = "fsl,imx-ele";
> > +                     mboxes = <&s4muap 0 0 &s4muap 1 0>;
> > +                     mbox-names = "tx", "rx";
> > +                     fsl,mu-did = <7>;
> > +                     fsl,mu-id = <2>;
> > +                     sram-pool = <&sram0>;
>
> It does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst or
> https://www.li/
> naro.org%2Fblog%2Ftips-and-tricks-for-validating-devicetree-sources-with-
> the-devicetree-
> schema%2F&data=05%7C01%7Cpankaj.gupta%40nxp.com%7Cd13d0b68d01c
> 4d10d8cb08db83070ed2%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%
> 7C0%7C638247838553225400%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC
> 4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7
> C%7C%7C&sdata=pO6dnz4aPqVejRNDR0OU4n04hXebyqgrNKg4DPhahI0%3D
> &reserved=0
> for instructions).

Tested. Before submitting the patch.
[Pankaj] Accepted.

>
> > +                     status = "okay";
>
> It's by default.
>
Will be removed from the V5.
> Best regards,
> Krzysztof