From mboxrd@z Thu Jan 1 00:00:00 1970 From: Grant Likely Subject: Re: RFC: proposal to extend the open-pic interrupt specifier definition Date: Sat, 16 Jan 2010 23:42:14 -0700 Message-ID: References: <9696D7A991D0824DBA8DFAC74A9C5FA30590506E@az33exm25.fsl.freescale.net> <50433.84.105.60.153.1263320254.squirrel@gate.crashing.org> <9696D7A991D0824DBA8DFAC74A9C5FA305988778@az33exm25.fsl.freescale.net> <4B4E0B96.1030204@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <4B4E0B96.1030204-KZfg59tc24xl57MIdRCFDg@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: Scott Wood Cc: Yoder Stuart-B08248 , devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, parch-QRwYI7m9GJLYtjvyW6yDsg@public.gmane.org List-Id: devicetree@vger.kernel.org On Wed, Jan 13, 2010 at 11:06 AM, Scott Wood wrot= e: > Grant Likely wrote: >> >> Oh, and BTW, this is *exactly* why I advocate being explicit about >> what part the node describes instead of depending on some generic >> name. =A0ie. "fsl,p4080-mpic" instead of "chrp,open-pic". =A0So that you >> can deal with part specific oddities and so you can create new >> bindings when necessary. =A0Nodes can still put backwards compatible >> entries in the compatible list after the specific device when >> appropriate so that existing drivers can still bind to them. > > I fully agree that there should be a more specific compatible -- this > doesn't replace that (indeed, it's required to interpret the > implementation-specific sections of the specifier). =A0The question is wh= ether > we could still include chrp,open-pic in the compatible list if there are > additional bits set in the interrupt specifier. My vote is no. g. -- = Grant Likely, B.Sc., P.Eng. Secret Lab Technologies Ltd.