linux-kernel - Re: [PATCH v4 4/5] regulator: tps65912: Add regulator driver for the TPS65912 PMIC

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Date:	Tue, 27 Oct 2015 09:23:19 -0500
From:	"Andrew F. Davis" <afd@...com>
To:	Mark Brown <broonie@...nel.org>
CC:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Lee Jones <lee.jones@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Grygorii Strashko <grygorii.strashko@...com>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 4/5] regulator: tps65912: Add regulator driver for the
 TPS65912 PMIC

On 10/26/2015 07:16 PM, Mark Brown wrote:
> On Mon, Oct 26, 2015 at 10:47:41AM -0500, Andrew F. Davis wrote:
>> On 10/25/2015 07:43 PM, Mark Brown wrote:
>
>>>> .of_compatible = "mediatek,mt6397-regulator",
>
>>> This is in the MFD, this is not used in actual systems.
>
>> Not sure what you mean by "actual systems", it looks like these
>> use it?:
>
>> arch/arm/boot/dts/mt8135-evbp1.dts
>> arch/arm64/boot/dts/mediatek/mt8173-evb.dts
>
> To repeat: the regulator driver does not register a compatible string
> for the device for device model probing.
>
>> I understand this, I thought we are talking about compatible strings in
>> the regulator sub-node, not how the core instantiates the sub-driver.
>
> No, this exactly about how the device model devices are instantiated.
>

Ahh, I see, this makes more sense then, I'll re-spin this matching on
platform name.

Apologies about all this noise. :)
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