linux-kernel - Re: [PATCH AUTOSEL 5.4 177/350] regulator: fixed: add off-on-delay

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Message-ID: <20191211105934.GB3870@sirena.org.uk>
Date:   Wed, 11 Dec 2019 10:59:34 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Sasha Levin <sashal@...nel.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Peng Fan <peng.fan@....com>
Subject: Re: [PATCH AUTOSEL 5.4 177/350] regulator: fixed: add off-on-delay

On Tue, Dec 10, 2019 at 04:04:42PM -0500, Sasha Levin wrote:
> From: Peng Fan <peng.fan@....com>
> 
> [ Upstream commit f7907e57aea2adcd0b57ebcca410e125412ab680 ]
> 
> Depends on board design, the gpio controlling regulator may
> connects with a big capacitance. When need off, it takes some time
> to let the regulator to be truly off. If not add enough delay, the
> regulator might have always been on, so introduce off-on-delay to
> handle such case.

This is clearly adding a new feature and doesn't include the matching DT
binding addition for that new feature.

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