linux-kernel - Re: [PATCH v4 3/7] regulator: of: Parse ena-gpios property from DTS

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Message-ID: <20141127184544.GD7712@sirena.org.uk>
Date:	Thu, 27 Nov 2014 18:45:44 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	Lee Jones <lee.jones@...aro.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Kukjin Kim <kgene@...nel.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v4 3/7] regulator: of: Parse ena-gpios property from DTS

On Thu, Nov 27, 2014 at 12:20:49PM +0100, Krzysztof Kozlowski wrote:

> +	constraints->ena_gpio = of_get_named_gpio_flags(np, "ena-gpios", 0,
> +							&gpio_flags);
> +	if (gpio_is_valid(constraints->ena_gpio)) {

No, this isn't sensible - in what way would an enable control GPIO be a
constraint?  The whole reason we have separate constraint and config
structures is that these are different things.  Keep the GPIO setup in
the configuration.

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