linux-kernel - Re: [PATCH v2] arm64: dts: mediatek: mt8173-elm-hana: Add vdd-supply to second source trackpad

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Message-ID: <93dbd4e5-6cd9-435d-962d-b6c261df899c@collabora.com>
Date: Mon, 21 Oct 2024 15:26:58 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Chen-Yu Tsai <wenst@...omium.org>,
 Matthias Brugger <matthias.bgg@...il.com>
Cc: devicetree@...r.kernel.org, linux-mediatek@...ts.infradead.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] arm64: dts: mediatek: mt8173-elm-hana: Add vdd-supply
 to second source trackpad

Il 18/10/24 10:20, Chen-Yu Tsai ha scritto:
> The Hana device has a second source option trackpad, but it is missing
> its regulator supply. It only works because the regulator is marked as
> always-on.
> 
> Add the regulator supply, but leave out the post-power-on delay. Instead,
> document the post-power-on delay along with the reason for not adding
> it in a comment.
> 
> Fixes: 689b937bedde ("arm64: dts: mediatek: add mt8173 elm and hana board")
> Signed-off-by: Chen-Yu Tsai <wenst@...omium.org>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>