linux-kernel - Re: (subset) [PATCH v2 0/4] drm/imagination: add AM62P/AM67A/J722S support

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Message-ID: <176796651270.31605.2889983349292667077.b4-ty@imgtec.com>
Date: Fri, 9 Jan 2026 13:48:32 +0000
From: Matt Coster <matt.coster@...tec.com>
To: Frank Binns <frank.binns@...tec.com>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, "Nishanth Menon" <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero
 Kristo <kristo@...nel.org>, Andrew Davis <afd@...com>,
        Santosh Shilimkar
	<ssantosh@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        "Stephen
 Boyd" <sboyd@...nel.org>,
        Kevin Hilman <khilman@...libre.com>, Randolph Sapp
	<rs@...com>,
        Michael Walle <mwalle@...nel.org>
CC: <linux-clk@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: (subset) [PATCH v2 0/4] drm/imagination: add AM62P/AM67A/J722S
 support


On Tue, 23 Dec 2025 13:47:12 +0100, Michael Walle wrote:
> The AM62P and AM67A/J722S feature the same BXS-4 GPU as the J721S2.
> In theory, one have to just add the DT node. But it turns out, that
> the clock handling is not working. If I understood Nishan Menon
> correct, it is working on the J721S2 because there, the clock is
> shared, while on the AM62P the GPU has its own PLL.
> In the latter case, the driver will fail with a WARN() because the
> queried clock rate is zero due to a wrong cached value.
> 
> [...]

Applied, thanks!

[1/4] dt-bindings: gpu: img: Add AM62P SoC specific compatible
      commit: 5abffd7ff012c1950d52313327fea44eaaefc64a

Best regards,
-- 
Matt Coster <matt.coster@...tec.com>