linux-kernel - Re: [PATCH v2 3/8] dt-bindings: PCI: renesas-pci-usb: Allow multiple clocks

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Message-ID: <CAMuHMdWqVDwdyNuB3tBrWNGt7tuNOXQwqB_Un9sZYCS-6P99bA@mail.gmail.com>
Date:   Wed, 20 Apr 2022 15:32:27 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Herve Codina <herve.codina@...tlin.com>
Cc:     Marek Vasut <marek.vasut+renesas@...il.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Rob Herring <robh@...nel.org>,
        linux-pci <linux-pci@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sergey Shtylyov <s.shtylyov@....ru>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Clement Leger <clement.leger@...tlin.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>
Subject: Re: [PATCH v2 3/8] dt-bindings: PCI: renesas-pci-usb: Allow multiple clocks

Hi Hervé,

On Wed, Apr 20, 2022 at 3:08 PM Herve Codina <herve.codina@...tlin.com> wrote:
> Is there a way to have the clocks description depending on the compatible value.

Rob already replied.
For an example, check out the various bindings for RZ/G2L devices,
e.g. Documentation/devicetree/bindings/net/renesas,etheravb.yaml

> I mean something like:
> --- 8< ---
> properties:
>   clocks:
>     maxItems: 1
>
> if:
>   properties:
>     compatible:
>       contains:
>         enum:
>           - renesas,pci-r9a06g032
>           - renesas,pci-rzn1

Checking only for the second compatible value should be sufficient.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds