linux-kernel - Re: [PATCH v3 1/2] hwmon: (lm90) Add power control

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Message-ID: <20130910185235.GF29403@sirena.org.uk>
Date:	Tue, 10 Sep 2013 19:52:35 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Stephen Warren <swarren@...dotorg.org>
Cc:	Guenter Roeck <linux@...ck-us.net>, Wei Ni <wni@...dia.com>,
	"khali@...ux-fr.org" <khali@...ux-fr.org>,
	"lm-sensors@...sensors.org" <lm-sensors@...sensors.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 1/2] hwmon: (lm90) Add power control

On Tue, Sep 10, 2013 at 12:37:47PM -0600, Stephen Warren wrote:

> OK, so for the DT binding we should make vcc-supply a required
> property, yet the driver will still work OK if that property just
> happens to be missing (or e.g. when instantiated from a board file,
> and there's no regulator).

Yup.  That way we've got both the binding and code trying to make things
work, hopefully that'll maximise robustness.

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