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From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 1/4] dt: check root nodes for match on of_platform_populate
Date: Fri, 10 Jun 2011 23:17:35 +0200	[thread overview]
Message-ID: <201106102317.35879.arnd@arndb.de> (raw)
In-Reply-To: <20110610211119.GA28994@ponder.secretlab.ca>

On Friday 10 June 2011 23:11:19 Grant Likely wrote:
> > Why doesn't of_platform_populate just call of_platform_bus_create on the
> > root node? That should normally take care of matching all children.
> 
> of_platform_bus_create creates a device for the 'bus' node, where
> of_platform_populate() creates children as direct children of the
> 'parent' device; which I think is the behaviour wanted here.
> 
> Also, of_platform_bus_create checks for a compatible property on the bus
> node, whereas of_platform_populate does not, and should not.

Ok, makes sense.

Thanks,

	Arnd

WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>
Subject: Re: [PATCH v4 1/4] dt: check root nodes for match on of_platform_populate
Date: Fri, 10 Jun 2011 23:17:35 +0200	[thread overview]
Message-ID: <201106102317.35879.arnd@arndb.de> (raw)
In-Reply-To: <20110610211119.GA28994-e0URQFbLeQY2iJbIjFUEsiwD8/FfD2ys@public.gmane.org>

On Friday 10 June 2011 23:11:19 Grant Likely wrote:
> > Why doesn't of_platform_populate just call of_platform_bus_create on the
> > root node? That should normally take care of matching all children.
> 
> of_platform_bus_create creates a device for the 'bus' node, where
> of_platform_populate() creates children as direct children of the
> 'parent' device; which I think is the behaviour wanted here.
> 
> Also, of_platform_bus_create checks for a compatible property on the bus
> node, whereas of_platform_populate does not, and should not.

Ok, makes sense.

Thanks,

	Arnd

  reply	other threads:[~2011-06-10 21:17 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-10 20:48 [PATCH v4 0/4] amba bus devicetree probing Rob Herring
2011-06-10 20:48 ` Rob Herring
2011-06-10 20:48 ` [PATCH v4 1/4] dt: check root nodes for match on of_platform_populate Rob Herring
2011-06-10 20:48   ` Rob Herring
2011-06-10 21:06   ` Arnd Bergmann
2011-06-10 21:06     ` Arnd Bergmann
2011-06-10 21:11     ` Grant Likely
2011-06-10 21:11       ` Grant Likely
2011-06-10 21:17       ` Arnd Bergmann [this message]
2011-06-10 21:17         ` Arnd Bergmann
2011-06-10 21:13   ` Grant Likely
2011-06-10 21:13     ` Grant Likely
2011-06-10 20:48 ` [PATCH v4 2/4] dt: add EXPORT_SYMBOL to of_platform_populate Rob Herring
2011-06-10 20:48   ` Rob Herring
2011-06-10 21:37   ` Grant Likely
2011-06-10 21:37     ` Grant Likely
2011-06-10 22:44     ` Rob Herring
2011-06-10 22:44       ` Rob Herring
2011-06-10 23:12       ` Grant Likely
2011-06-10 23:12         ` Grant Likely
2011-06-10 20:48 ` [PATCH v4 3/4] drivers/amba: create devices from device tree Rob Herring
2011-06-10 20:48   ` Rob Herring
2011-06-10 21:04   ` Arnd Bergmann
2011-06-10 21:04     ` Arnd Bergmann
2011-06-10 22:30     ` Grant Likely
2011-06-10 22:30       ` Grant Likely
2011-06-10 22:22   ` Grant Likely
2011-06-10 22:22     ` Grant Likely
2011-06-10 22:37     ` Rob Herring
2011-06-10 22:37       ` Rob Herring
2011-06-10 23:11       ` Grant Likely
2011-06-10 23:11         ` Grant Likely
2011-06-10 20:48 ` [PATCH v4 4/4] dt: add amba device creation to platform bus scan Rob Herring
2011-06-10 20:48   ` Rob Herring
2011-06-10 21:02   ` Arnd Bergmann
2011-06-10 21:02     ` Arnd Bergmann
2011-06-10 22:39   ` Grant Likely
2011-06-10 22:39     ` Grant Likely

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