linux-kernel - Re: (subset) [PATCH v13 0/4] Add TH1520 GPU support with power sequencing

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Message-ID: <175672521205.30950.2944854121832397083.b4-ty@imgtec.com>
Date: Mon, 1 Sep 2025 12:13:32 +0100
From: Matt Coster <matt.coster@...tec.com>
To: Guo Ren <guoren@...nel.org>, Fu Wei <wefu@...hat.com>,
        Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
	<conor+dt@...nel.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Philipp Zabel
	<p.zabel@...gutronix.de>,
        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>,
        Paul Walmsley
	<paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou
	<aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>,
        Ulf Hansson
	<ulf.hansson@...aro.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        "Drew
 Fustini" <fustini@...nel.org>,
        Michal Wilczynski <m.wilczynski@...sung.com>
CC: <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski@...aro.org>,
        Bartosz Golaszewski
	<bartosz.golaszewski@...aro.org>
Subject: Re: (subset) [PATCH v13 0/4] Add TH1520 GPU support with power
 sequencing


On Fri, 22 Aug 2025 00:20:14 +0200, Michal Wilczynski wrote:
> This patch series introduces support for the Imagination IMG BXM-4-64
> GPU found on the T-HEAD TH1520 SoC. A key aspect of this support is
> managing the GPU's complex power-up and power-down sequence, which
> involves multiple clocks and resets.
> 
> The TH1520 GPU requires a specific sequence to be followed for its
> clocks and resets to ensure correct operation. Initial discussions and
> an earlier version of this series explored managing this via the generic
> power domain (genpd) framework. However, following further discussions
> with kernel maintainers [1], the approach has been reworked to utilize
> the dedicated power sequencing (pwrseq) framework.
> 
> [...]

Applied, thanks!

[1/4] drm/imagination: Use pwrseq for TH1520 GPU power management
      commit: e38e8391f30b41c5a24bb46dc6ef4161921e782d
[2/4] dt-bindings: gpu: img,powervr-rogue: Add TH1520 GPU support
      commit: 337ebfda8a4f2627bf52e200cacf6f3a2f5ccf48
[4/4] drm/imagination: Enable PowerVR driver for RISC-V
      commit: 6b53cf48d9339c75fa51927b0a67d8a6751066bd

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