netdev - Re: [PATCH v2 4/4] pmdomain: mediatek: Add power domain driver for MT8189 SoC

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Message-ID: <eb2b4c98-44b1-4e9a-8e6a-1bc19b42eaf5@collabora.com>
Date: Wed, 17 Sep 2025 11:40:59 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: "irving.ch.lin" <irving-ch.lin@...iatek.com>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 Ulf Hansson <ulf.hansson@...aro.org>,
 Richard Cochran <richardcochran@...il.com>
Cc: Qiqi Wang <qiqi.wang@...iatek.com>, linux-clk@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
 linux-pm@...r.kernel.org, netdev@...r.kernel.org,
 Project_Global_Chrome_Upstream_Group@...iatek.com, sirius.wang@...iatek.com,
 vince-wl.liu@...iatek.com, jh.hsu@...iatek.com
Subject: Re: [PATCH v2 4/4] pmdomain: mediatek: Add power domain driver for
 MT8189 SoC

Il 12/09/25 14:04, irving.ch.lin ha scritto:
> From: Irving-ch Lin <irving-ch.lin@...iatek.com>
> 
> Introduce a new power domain (pmd) driver for the MediaTek mt8189 SoC.
> This driver ports and refines the power domain framework, dividing
> hardware blocks (CPU, GPU, peripherals, etc.) into independent power
> domains for precise and energy-efficient power management.
> 
> Signed-off-by: Irving-ch Lin <irving-ch.lin@...iatek.com>

No. This driver is legacy and shall not be used for new platforms.

Please integrate the MT8189 CMOS in mtk-pm-domains instead.

Regards,
Angelo

> ---
>   drivers/pmdomain/mediatek/mt8189-scpsys.h |  75 ++
>   drivers/pmdomain/mediatek/mtk-scpsys.c    | 967 +++++++++++++++++++++-
>   2 files changed, 999 insertions(+), 43 deletions(-)
>   create mode 100644 drivers/pmdomain/mediatek/mt8189-scpsys.h
>