linux-kernel - Re: [PATCH] i2c-i801: Add device tree support

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Message-ID: <20120818111745.GA15702@avionic-0098.mockup.avionic-design.de>
Date:	Sat, 18 Aug 2012 13:17:45 +0200
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Wolfram Sang <w.sang@...gutronix.de>
Cc:	Jean Delvare <khali@...ux-fr.org>, Ben Dooks <ben-linux@...ff.org>,
	Daniel Kurtz <djkurtz@...omium.org>, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c-i801: Add device tree support

On Sat, Aug 18, 2012 at 11:48:46AM +0200, Wolfram Sang wrote:
> On Wed, Aug 08, 2012 at 09:06:47AM +0200, Thierry Reding wrote:
> > This commit adds support for probing slave devices parsed from the
> > device tree.
> > 
> > Signed-off-by: Thierry Reding <thierry.reding@...onic-design.de>
> 
> How are the devicetree nodes of the slaves connected to this PCI device
> which should not have a node itself?

The matching is done by pci_set_of_node() and pci_set_bus_of_node().
The latter will eventually call pcibios_get_phb_of_node(). What makes
you say that PCI devices shouldn't have nodes themselves?

Thierry

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