linux-kernel - Re: [PATCH v3 1/4] i2c: mux-pinctrl: Rework to honor disabled child nodes

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Date:	Sat, 21 Mar 2015 22:00:29 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Stephen Warren <swarren@...dotorg.org>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Gregory Clement <gregory.clement@...e-electrons.com>,
	Gabriel Dobato <dobatog@...il.com>, linux-i2c@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/4] i2c: mux-pinctrl: Rework to honor disabled child
 nodes


> > I guess what you want to have is that i2c_add_adapter() is not called
> > for the disabled case, right?
> 
> I think that makes sense.

But maybe we should just start simple and keep calling i2c_add_adapter()
for the disabled case. We will just skip probing devices on the bus.
Would that help the issue you were originally trying to solve?



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