linux-kernel - Re: [RFC] dt: bindings: add bindings for Broadcom bcm43xx sdio devices

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Message-ID: <20140331161042.GW2269@sirena.org.uk>
Date:	Mon, 31 Mar 2014 17:10:42 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Ulf Hansson <ulf.hansson@...aro.org>
Cc:	Tomasz Figa <t.figa@...sung.com>,
	Arend van Spriel <arend@...adcom.com>,
	Tomasz Figa <tomasz.figa@...il.com>,
	Rob Herring <robh+dt@...nel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Chen-Yu Tsai <wens@...e.org>
Subject: Re: [RFC] dt: bindings: add bindings for Broadcom bcm43xx sdio
 devices

On Mon, Mar 31, 2014 at 10:24:00AM +0200, Ulf Hansson wrote:

> Using a gpio regulator would simplify here, since the driver don't
> need specific "SDIO hacks" but can use the mmc_regulator_get_supply()
> API, which calculates the OCR mask, based upon the regulator's
> supported voltages.

If that makes life easier the driver could also just instantiate a fixed
regulator itself rather than requiring that one be put in the DT?

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