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From: Mark Brown <broonie@kernel.org>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: "Kyungmin Park" <kmpark@infradead.org>,
	"Doug Anderson" <dianders@chromium.org>,
	devicetree@vger.kernel.org,
	linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
	"Heiko Stübner" <heiko@sntech.de>,
	"Tomasz Figa" <t.figa@samsung.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Kukjin Kim" <kgene.kim@samsung.com>,
	"Thomas Abraham" <thomas.abraham@linaro.org>,
	"Linus Walleij" <linus.walleij@linaro.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"Marek Szyprowski" <m.szyprowski@samsung.com>
Subject: Re: [PATCH] pinctrl: samsung: Allow pin value to be initialized using pinfunc.
Date: Wed, 20 Nov 2013 12:51:21 +0000	[thread overview]
Message-ID: <20131120125121.GB2674@sirena.org.uk> (raw)
In-Reply-To: <528BFD28.3050909@wwwdotorg.org>

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On Tue, Nov 19, 2013 at 05:07:04PM -0700, Stephen Warren wrote:
> On 11/19/2013 05:02 PM, Kyungmin Park wrote:

> > Some pins are not connected (NC). At that cases, there's no drivers to
> > handle it. To reduce power leakage, it sets proper configuration with
> > values instead of reset values.

> Hmm. Shouldn't board firmware configure that kind of thing?

> (Of course, some firmware is starting to use DT to configure itself, so
> that just shifts the DT discussion, but anyway).

Even if it's not sometimes the firmware is intended to be thin with
configuration punted to the OS.

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  reply	other threads:[~2013-11-20 12:51 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-19 17:15 Tomasz Figa
2013-11-19 18:46 ` Stephen Warren
2013-11-19 18:59   ` Doug Anderson
2013-11-19 19:16     ` Stephen Warren
2013-11-20  0:02       ` Kyungmin Park
2013-11-20  0:07         ` Stephen Warren
2013-11-20 12:51           ` Mark Brown [this message]
2013-11-25 14:34         ` Linus Walleij
2013-11-25 20:01           ` Kevin Bracey
2013-11-26  0:30             ` Tomasz Figa
2013-12-03  9:31               ` Linus Walleij
2013-12-03  9:33                 ` Tomasz Figa
2013-12-03  9:29             ` Linus Walleij
2013-12-05 15:07               ` Mark Brown
2013-12-05 15:11                 ` Tomasz Figa
2013-12-05 16:49                   ` Kevin Bracey
2013-12-05 17:03                     ` Tomasz Figa
2013-12-05 18:00                   ` Mark Brown
2013-12-09 10:22                 ` Linus Walleij
2013-12-09 17:04                   ` Mark Brown
2013-12-05 23:54               ` Stephen Warren
2013-12-09 12:57                 ` Linus Walleij
2013-11-20 14:57     ` Tomasz Figa
2013-11-20 13:38   ` Tomasz Figa

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