Linux Power Management development
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From: Michal Wilczynski <m.wilczynski@samsung.com>
To: Bartosz Golaszewski <brgl@bgdev.pl>,
	Krzysztof Kozlowski <krzk@kernel.org>
Cc: Drew Fustini <drew@pdp7.com>, Guo Ren <guoren@kernel.org>,
	Fu Wei <wefu@redhat.com>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Frank Binns <frank.binns@imgtec.com>,
	Matt Coster <matt.coster@imgtec.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	linux-riscv@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
	dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v3 1/8] dt-bindings: power: Add T-HEAD TH1520 GPU power sequencer
Date: Tue, 3 Jun 2025 22:07:18 +0200	[thread overview]
Message-ID: <471578ae-5605-4051-af46-bae83bf4f44f@samsung.com> (raw)
In-Reply-To: <CAMRc=Mc-jjULmc=3fS0qZgXbq9Sgfg8JBoH7peWML1PdyyyH+A@mail.gmail.com>



On 6/3/25 16:49, Bartosz Golaszewski wrote:
> On Tue, Jun 3, 2025 at 3:35 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
>>>>
>>>> The compatible string could be updated like so:
>>>> "thead,th1520-aon-pwrseq"
>>>
>>> Should not be separate node, you already have one for AON.
>>>
>>
>> Agreed. And as far as implementation goes, you can have the same
>> driver be a PM domain AND pwrseq provider. It just has to bind to the
>> device node that represents an actual component, not a made-up
>> "convenience" node.
>>
> 
> I'm seeing that there's already a main driver under
> drivers/pmdomain/thead/th1520-pm-domains.c and a "logical sub-driver"
> under drivers/firmware/thead,th1520-aon.c which exposes
> th1520_aon_init() called by the former. Maybe just follow that
> pattern, add a module under drivers/power/sequencing/ called
> pwrseq-th1520-pwrseq.c and call its init function from the pm-domains
> module?

Right, sorry I haven't noticed this and responded to previous message.
Thanks for the direction !

> 
> Bart
> 

Best regards,
-- 
Michal Wilczynski <m.wilczynski@samsung.com>

  reply	other threads:[~2025-06-03 20:07 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20250529222402eucas1p1c9e0ddd3efd62e078e5de2cf71655f58@eucas1p1.samsung.com>
2025-05-29 22:23 ` [PATCH v3 0/8] Add TH1520 GPU support with power sequencing Michal Wilczynski
2025-05-29 22:23   ` [PATCH v3 1/8] dt-bindings: power: Add T-HEAD TH1520 GPU power sequencer Michal Wilczynski
2025-06-02 14:46     ` Bartosz Golaszewski
2025-06-02 20:29       ` Michal Wilczynski
2025-06-03 13:19         ` Krzysztof Kozlowski
2025-06-03 13:35           ` Bartosz Golaszewski
2025-06-03 14:49             ` Bartosz Golaszewski
2025-06-03 20:07               ` Michal Wilczynski [this message]
2025-06-03 18:24             ` Michal Wilczynski
2025-06-04  6:36               ` Bartosz Golaszewski
2025-05-29 22:23   ` [PATCH v3 2/8] power: sequencing: Add T-HEAD TH1520 GPU power sequencer driver Michal Wilczynski
2025-05-29 22:23   ` [PATCH v3 3/8] drm/imagination: Use pwrseq for TH1520 GPU power management Michal Wilczynski
2025-06-03 13:28     ` Krzysztof Kozlowski
2025-06-03 19:43       ` Michal Wilczynski
2025-06-04  6:36         ` Krzysztof Kozlowski
2025-06-04 11:53           ` Michal Wilczynski
2025-06-04 12:07             ` Krzysztof Kozlowski
2025-06-05  7:47               ` Michal Wilczynski
2025-06-05  8:10                 ` Bartosz Golaszewski
2025-06-05  9:07                   ` Krzysztof Kozlowski
2025-06-11 12:01                   ` Michal Wilczynski
2025-06-11 12:32                     ` Bartosz Golaszewski
2025-06-13  6:47                       ` Krzysztof Kozlowski
2025-06-13  6:44                     ` Krzysztof Kozlowski
2025-06-13  8:25                       ` Michal Wilczynski
2025-06-13  9:49                         ` Michal Wilczynski
2025-06-13 10:01                           ` Krzysztof Kozlowski
2025-06-13 10:41                         ` Bartosz Golaszewski
2025-05-29 22:23   ` [PATCH v3 4/8] dt-bindings: gpu: Add TH1520 GPU compatible to Imagination bindings Michal Wilczynski
2025-06-03 13:16     ` Krzysztof Kozlowski
2025-05-29 22:23   ` [PATCH v3 5/8] riscv: dts: thead: th1520: Add missing reset controller header include Michal Wilczynski
2025-06-01 17:40     ` Drew Fustini
2025-06-03 13:20     ` Krzysztof Kozlowski
2025-06-03 18:26       ` Michal Wilczynski
2025-06-03 18:49         ` Krzysztof Kozlowski
2025-05-29 22:23   ` [PATCH v3 6/8] riscv: dts: thead: Add GPU power sequencer node Michal Wilczynski
2025-06-03 13:22     ` Krzysztof Kozlowski
2025-06-03 18:45       ` Michal Wilczynski
2025-06-04 12:33         ` Bartosz Golaszewski
2025-05-29 22:23   ` [PATCH v3 7/8] riscv: dts: thead: th1520: Add IMG BXM-4-64 GPU node Michal Wilczynski
2025-06-03 12:27     ` Ulf Hansson
2025-06-04 12:40       ` Michal Wilczynski
2025-06-04 13:57         ` Ulf Hansson
2025-06-04 16:47       ` Matt Coster
2025-06-05  9:57         ` Ulf Hansson
2025-06-05 10:34           ` Matt Coster
2025-05-29 22:23   ` [PATCH v3 8/8] drm/imagination: Enable PowerVR driver for RISC-V Michal Wilczynski
2025-06-01 23:05   ` [PATCH v3 0/8] Add TH1520 GPU support with power sequencing Drew Fustini
2025-06-02  8:03     ` Michal Wilczynski
2025-06-02 17:33       ` Drew Fustini
2025-06-02 21:39         ` Drew Fustini
2025-06-03 12:25   ` Ulf Hansson
2025-06-03 18:29     ` Michal Wilczynski

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