linux-kernel - Re: [PATCH v2 1/3] dt-bindings: PCI: ti,j721e: Add bindings to specify legacy interrupts

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Date:   Thu, 23 Sep 2021 10:44:57 -0500
From:   Rob Herring <robh@...nel.org>
To:     Kishon Vijay Abraham I <kishon@...com>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Marc Zyngier <maz@...nel.org>,
        Tom Joseph <tjoseph@...ence.com>,
        linux-omap <linux-omap@...r.kernel.org>,
        PCI <linux-pci@...r.kernel.org>, devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Lokesh Vutla <lokeshvutla@...com>
Subject: Re: [PATCH v2 1/3] dt-bindings: PCI: ti,j721e: Add bindings to
 specify legacy interrupts

On Wed, Sep 22, 2021 at 11:33 PM Kishon Vijay Abraham I <kishon@...com> wrote:
>
> Hi Rob,
>
> On 18/08/21 7:28 pm, Kishon Vijay Abraham I wrote:
> > Hi Rob,
> >
> > On 13/08/21 10:47 pm, Rob Herring wrote:
> >> On Wed, Aug 04, 2021 at 06:59:10PM +0530, Kishon Vijay Abraham I wrote:
> >>> Add bindings to specify interrupt controller for legacy interrupts.
> >>>
> >>> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> >>> ---
> >>>  .../bindings/pci/ti,j721e-pci-host.yaml           | 15 +++++++++++++++
> >>>  1 file changed, 15 insertions(+)
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> >>> index cc900202df29..f461d7b4c0cc 100644
> >>> --- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> >>> +++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> >>> @@ -74,6 +74,11 @@ properties:
> >>>
> >>>    msi-map: true
> >>>
> >>> +patternProperties:
> >>> +  "interrupt-controller":
> >>
> >> Not a pattern unless you meant for foo-interrupt-controller-bar to be
> >> valid.
> >>
> >> Anything is allowed in the node?
> >
> > It's same as whatever is defined in schemas/interrupt-controller.yaml,
> > just that it should be a subnode of pcie@. Should I add whatever is
> > present in schemas/interrupt-controller.yaml here?
>
> Can you suggest how to include this?

You don't. List the properties you are using. You need to define the
#interrupt-cells value for example. I'm sure there's already examples
in the tree doing this same child node.

Rob