linux-kernel - Re: [PATCH 1/1] spi: mediatek: add power control when set

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Message-ID: <20191024102346.GB5207@sirena.co.uk>
Date:   Thu, 24 Oct 2019 11:23:46 +0100
From:   Mark Brown <broonie@...nel.org>
To:     luhua xu <luhua.xu@...iatek.com>
Cc:     Matthias Brugger <matthias.bgg@...il.com>,
        linux-spi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        wsd_upstream@...iatek.com
Subject: Re: [PATCH 1/1] spi: mediatek: add power control when set_cs

On Thu, Oct 24, 2019 at 02:25:19PM +0800, luhua xu wrote:

> Spi framework provideds  spi_setup() to modify spi settings for spi
> device (maybe spi is runtime idle now), and this will call
> spi_controller->set_cs() accessing registers.

OK, so fix that so it takes the power at the setup() level then.

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