linux-kernel - Re: [PATCH 1/4] dt-bindings: net: Add ICSS IEP

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Date:   Fri, 4 Aug 2023 16:35:51 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Md Danish Anwar <a0501179@...com>
Cc:     MD Danish Anwar <danishanwar@...com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Roger Quadros <rogerq@...nel.org>,
        Simon Horman <simon.horman@...igine.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Richard Cochran <richardcochran@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>, nm@...com, srk@...com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        netdev@...r.kernel.org, linux-omap@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/4] dt-bindings: net: Add ICSS IEP

On Fri, Aug 04, 2023 at 11:56:19AM +0530, Md Danish Anwar wrote:
> Hi Conor,
> 
> On 03/08/23 8:57 pm, Conor Dooley wrote:
> > On Thu, Aug 03, 2023 at 04:31:50PM +0530, MD Danish Anwar wrote:
> >> From: Md Danish Anwar <danishanwar@...com>
> >>
> >> Add DT binding documentation for ICSS IEP module.
> >>
> >> Signed-off-by: Md Danish Anwar <danishanwar@...com>
> >> ---
> >>  .../devicetree/bindings/net/ti,icss-iep.yaml  | 37 +++++++++++++++++++
> >>  1 file changed, 37 insertions(+)
> >>  create mode 100644 Documentation/devicetree/bindings/net/ti,icss-iep.yaml
> >>
> >> diff --git a/Documentation/devicetree/bindings/net/ti,icss-iep.yaml b/Documentation/devicetree/bindings/net/ti,icss-iep.yaml
> >> new file mode 100644
> >> index 000000000000..79cd72b330a6
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/net/ti,icss-iep.yaml
> >> @@ -0,0 +1,37 @@
> >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> >> +%YAML 1.2
> >> +---
> >> +$id: http://devicetree.org/schemas/net/ti,icss-iep.yaml#
> >> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> >> +
> >> +title: Texas Instruments ICSS Industrial Ethernet Peripheral (IEP) module
> >> +
> >> +maintainers:
> >> +  - Md Danish Anwar <danishanwar@...com>
> >> +
> >> +properties:
> >> +  compatible:
> >> +    enum:
> >> +      - ti,am654-icss-iep   # for K3 AM65x, J721E and AM64x SoCs
> > 
> > No. ti,am654-icss-iep is for am654. You should really have compatibles
> > specific to the SoC - is there a reason why this has not been done?
> > 
> 
> Yes, ti,am654-icss-iep is for am654. You are right, the compatibles should be
> specific to SoC. Currently the upstream support is being added for only AM65x.
> 
> I will remove J721E and AM64x SoCs from the comment above and these compatibles
> when their support is enabled in future.

So the comment was totally wrong? Or does the same code work for all 3
of these SoC types & you used the same compatible on each of the 3?

Thanks,
Conor.


> Below is the updated compatible property.
> 
> properties:
>   compatible:
>     enum:
>       - ti,am654-icss-iep   # for K3 AM65x SoCs

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