From: "Rob Herring (Arm)" <robh@kernel.org>
To: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Cc: Maxime Ripard <mripard@kernel.org>,
devicetree@vger.kernel.org, Ulf Hansson <ulf.hansson@linaro.org>,
Steven Price <steven.price@arm.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
Liviu Dudau <liviu.dudau@arm.com>,
"Gustavo A. R. Silva" <gustavoars@kernel.org>,
David Airlie <airlied@gmail.com>,
Thomas Zimmermann <tzimmermann@suse.de>,
Simona Vetter <simona@ffwll.ch>, Kees Cook <kees@kernel.org>,
linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
dri-devel@lists.freedesktop.org,
Jassi Brar <jassisinghbrar@gmail.com>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
kernel@collabora.com, Chia-I Wu <olvaffe@gmail.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
linux-hardening@vger.kernel.org,
Boris Brezillon <boris.brezillon@collabora.com>,
Chen-Yu Tsai <wenst@chromium.org>
Subject: Re: [PATCH v6 2/7] dt-bindings: power: Add MT8196 GPU frequency control binding
Date: Thu, 9 Oct 2025 14:27:08 -0500 [thread overview]
Message-ID: <176003802776.3154911.16315672930945564696.robh@kernel.org> (raw)
In-Reply-To: <20251003-mt8196-gpufreq-v6-2-76498ad61d9e@collabora.com>
On Fri, 03 Oct 2025 22:15:04 +0200, Nicolas Frattaroli wrote:
> On the MT8196 and MT6991 SoCs, the GPU power and frequency is controlled
> by some integration logic, referred to as "MFlexGraphics" by MediaTek,
> which comes in the form of an embedded controller running
> special-purpose firmware.
>
> This controller takes care of the regulators and PLL clock frequencies
> to squeeze the maximum amount of power out of the silicon.
>
> Add a binding which models it as a power domain.
>
> Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
> ---
> .../bindings/power/mediatek,mt8196-gpufreq.yaml | 117 +++++++++++++++++++++
> 1 file changed, 117 insertions(+)
>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2025-10-09 19:27 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-03 20:15 [PATCH v6 0/7] MT8196 GPU Frequency/Power Control Support Nicolas Frattaroli
2025-10-03 20:15 ` [PATCH v6 1/7] dt-bindings: gpu: mali-valhall-csf: add mediatek,mt8196-mali variant Nicolas Frattaroli
2025-10-06 9:35 ` AngeloGioacchino Del Regno
2025-10-09 19:25 ` Rob Herring (Arm)
2025-10-03 20:15 ` [PATCH v6 2/7] dt-bindings: power: Add MT8196 GPU frequency control binding Nicolas Frattaroli
2025-10-06 9:36 ` AngeloGioacchino Del Regno
2025-10-09 19:27 ` Rob Herring (Arm) [this message]
2025-10-03 20:15 ` [PATCH v6 3/7] dt-bindings: mailbox: Add MT8196 GPUEB Mailbox Nicolas Frattaroli
2025-10-03 20:15 ` [PATCH v6 4/7] mailbox: add MediaTek GPUEB IPI mailbox Nicolas Frattaroli
2025-10-03 20:15 ` [PATCH v6 5/7] drm/panthor: call into devfreq for current frequency Nicolas Frattaroli
2025-10-03 20:15 ` [PATCH v6 6/7] drm/panthor: Use existing OPP table if present Nicolas Frattaroli
2025-10-03 20:47 ` Chia-I Wu
2025-10-03 20:15 ` [PATCH v6 7/7] pmdomain: mediatek: Add support for MFlexGraphics Nicolas Frattaroli
2025-10-03 21:41 ` Chia-I Wu
2025-10-03 21:42 ` Chia-I Wu
2025-10-06 10:58 ` Nicolas Frattaroli
2025-10-06 11:37 ` AngeloGioacchino Del Regno
2025-10-06 12:16 ` Nicolas Frattaroli
2025-10-06 14:28 ` AngeloGioacchino Del Regno
2025-10-06 21:04 ` Chia-I Wu
2025-10-06 11:40 ` Nicolas Frattaroli
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