linux-kernel - Re: [PATCH v4] dt-bindings: gpu: add bindings for the ARM Mali Bifrost GPU

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Date:   Mon, 8 Apr 2019 14:07:00 -0500
From:   Rob Herring <robh@...nel.org>
To:     Neil Armstrong <narmstrong@...libre.com>
Cc:     Steven Price <steven.price@....com>,
        Daniel Vetter <daniel@...ll.ch>, devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-amlogic@...ts.infradead.org,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v4] dt-bindings: gpu: add bindings for the ARM Mali
 Bifrost GPU

On Sun, Apr 7, 2019 at 5:17 AM Neil Armstrong <narmstrong@...libre.com> wrote:
>
> Hi Rob,
>
> Le 01/04/2019 13:24, Neil Armstrong a écrit :
> > On 01/04/2019 12:00, Steven Price wrote:
> >> On 01/04/2019 09:09, Neil Armstrong wrote:
> >>> Add the bindings for the Bifrost family of ARM Mali GPUs.
> >>>
> >>> The Bifrost GPU architecture is similar to the Midgard family,
> >>> but with a different Shader Core & Execution Engine structures.
> >>>
> >>> Bindings are based on the Midgard family bindings, but the inner
> >>> architectural changes makes it a separate family needing separate
> >>> bindings.
> >>>
> >>> The Bifrost GPUs are present in a number of recent SoCs, like the
> >>> Amlogic G12A Family, and many other vendors.
> >>> The Amlogic vendor specific compatible is added to handle the
> >>> specific IP integration differences and dependencies.
> >>>
> >>> Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
> >>> ---
> >>>  .../bindings/gpu/arm,mali-bifrost.txt         | 92 +++++++++++++++++++
> >>>  1 file changed, 92 insertions(+)
> >>>  create mode 100644 Documentation/devicetree/bindings/gpu/arm,mali-bifrost.txt
> >>>
> >>> Changes since v3:
> >>> - Added note about discoverable model/revision
> >>> - Enforced fixed defined irq order
> >>> - Fixed typo in accommodate
> >>>
> >>> Changes since v2:
> >>> - moved to a single compatible since HW is fully discoverable
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.txt b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.txt
> >>> new file mode 100644
> >>> index 000000000000..711c9ead17a2
> >>> --- /dev/null
> >>> +++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.txt
> >>> @@ -0,0 +1,92 @@
> >>> +ARM Mali Bifrost GPU
> >>> +====================
> >>> +
> >>> +Required properties:
> >>> +
> >>> +- compatible :
> >>> +  * Since Mali Bifrost GPU model/revision if fully discoverable by reading
> >>                                              ^^
> >> s/if/is/
>
> Should I still send a v5 to fixing this typo ? I can fix it while applying it.

No need to resend. I planned to apply it, but if you are going to:

Reviewed-by: Rob Herring <robh@...nel.org>