linux-kernel - Re: [PATCH v6 00/12] ARM/MIPS: DTS: add child nodes describing the PVRSGX GPU present in some OMAP SoC and JZ4780 (and many more)

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Date:   Wed, 15 Apr 2020 15:02:33 +0200
From:   Maxime Ripard <maxime@...no.tech>
To:     "H. Nikolaus Schaller" <hns@...delico.com>
Cc:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Benoît Cousson <bcousson@...libre.com>,
        Tony Lindgren <tony@...mide.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <paulburton@...nel.org>,
        James Hogan <jhogan@...nel.org>, Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Philipp Rossak <embed3d@...il.com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
        openpvrsgx-devgroup@...ux.org, letux-kernel@...nphoenux.org,
        kernel@...a-handheld.com, linux-mips@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v6 00/12] ARM/MIPS: DTS: add child nodes describing the
 PVRSGX GPU present in some OMAP SoC and JZ4780 (and many more)

On Wed, Apr 15, 2020 at 02:41:52PM +0200, H. Nikolaus Schaller wrote:
> >> The kernel modules built from this project have successfully
> >> demonstrated to work with the DTS definitions from this patch set on
> >> AM335x BeagleBone Black, DM3730 and OMAP5 Pyra and Droid 4. They
> >> partially work on OMAP3530 and PandaBoard ES but that is likely a
> >> problem in the kernel driver or the (non-free) user-space libraries
> >> and binaries.
> >>
> >> Wotk for JZ4780 (CI20 board) is in progress and there is potential
> >> to extend this work to e.g. BananaPi-M3 (A83) and some Intel Poulsbo
> >> and CedarView devices.
> >
> > If it's not been tested on any Allwinner board yet, I'll leave it
> > aside until it's been properly shown to work.
>
> Phillip has testes something on a83.

I'm a bit skeptical on that one since it doesn't even list the
interrupts connected to the GPU that the binding mandates.

Maxime

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