linux-kernel - Re: [PATCH v4 02/17] dt-bindings: gpu: Add Imagination Technologies PowerVR GPU

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Date:   Tue, 18 Jul 2023 11:47:43 +0000
From:   Frank Binns <Frank.Binns@...tec.com>
To:     "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "krzysztof.kozlowski@...aro.org" <krzysztof.kozlowski@...aro.org>,
        "Sarah Walker" <Sarah.Walker@...tec.com>
CC:     "luben.tuikov@....com" <luben.tuikov@....com>,
        "christian.koenig@....com" <christian.koenig@....com>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>,
        "tzimmermann@...e.de" <tzimmermann@...e.de>,
        "dakr@...hat.com" <dakr@...hat.com>,
        "matthew.brost@...el.com" <matthew.brost@...el.com>,
        "afd@...com" <afd@...com>, "hns@...delico.com" <hns@...delico.com>,
        "conor+dt@...nel.org" <conor+dt@...nel.org>,
        "boris.brezillon@...labora.com" <boris.brezillon@...labora.com>,
        "mripard@...nel.org" <mripard@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        Donald Robson <Donald.Robson@...tec.com>,
        "faith.ekstrand@...labora.com" <faith.ekstrand@...labora.com>
Subject: Re: [PATCH v4 02/17] dt-bindings: gpu: Add Imagination Technologies
 PowerVR GPU

Hi Krzysztof,

On Tue, 2023-07-18 at 08:20 +0200, Krzysztof Kozlowski wrote:
> On 14/07/2023 16:25, Sarah Walker wrote:
> > Add the device tree binding documentation for the Series AXE GPU used in
> > TI AM62 SoCs.
> > 
> 
> ...
> 
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/irq.h>
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> > +
> > +    gpu: gpu@...0000 {
> > +        compatible = "ti,am62-gpu", "img,powervr-seriesaxe";
> > +        reg = <0x0fd00000 0x20000>;
> > +        power-domains = <&some_pds 187>;
> > +        clocks = <&k3_clks 187 0>;
> > +        clock-names = "core";
> > +        interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
> > +        interrupt-names = "gpu";
> 
> Why does it differ from your DTS?

This is just an oversight on our part. We'll make sure they both match in the
next version.

Thanks
Frank

> 
> Best regards,
> Krzysztof
>