From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pawel Moll Subject: Re: [PATCH] of/flattree: Early "find node by alias" function Date: Tue, 08 Nov 2011 11:57:54 +0000 Message-ID: <1320753474.3259.4.camel@hornet.cambridge.arm.com> References: <1319210219-10707-1-git-send-email-pawel.moll@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1319210219-10707-1-git-send-email-pawel.moll-5wv7dgnIgG8@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org List-Id: devicetree@vger.kernel.org Hello again, On Fri, 2011-10-21 at 16:16 +0100, Pawel Moll wrote: > This patch adds a function for finding a node in flat tree > based on an alias name. It can be used in early boot code. > > Typical use case is a situation when early code needs data > from a arbitrary tree node, eg. base address of "serial0" to > initialise debug output or some sort of ID register to > probe hardware. > > The tree source could look like that: > > / { > aliases { > serial0 = &uart0; > }; > > uart0: uart@f0001000 { > reg = <0xf0001000 0x1000>; > }; > } > > Signed-off-by: Pawel Moll Any further comments? Makes sense? Not at all? ;-) Cheers! Pawel