From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e36.co.us.ibm.com (e36.co.us.ibm.com [32.97.110.154]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e36.co.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTP id 6ADE0DDE1F for ; Tue, 4 Sep 2007 22:42:28 +1000 (EST) Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e36.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id l84Cg55F007177 for ; Tue, 4 Sep 2007 08:42:05 -0400 Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.5) with ESMTP id l84Cg5sN331866 for ; Tue, 4 Sep 2007 06:42:05 -0600 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l84Cg4gt012940 for ; Tue, 4 Sep 2007 06:42:04 -0600 Date: Tue, 4 Sep 2007 07:42:03 -0500 From: Josh Boyer To: David Gibson Subject: Re: [patch 3/6] Walnut DTS Message-ID: <20070904074203.748030c7@weaponx.rchland.ibm.com> In-Reply-To: <1188741584.3772.7.camel@localhost.localdomain> References: <20070831200449.598781000@linux.vnet.ibm.com> <20070831200643.202414000@linux.vnet.ibm.com> <20070903010859.GD31499@localhost.localdomain> <1188741584.3772.7.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Sun, 02 Sep 2007 08:59:44 -0500 Josh Boyer wrote: > On Mon, 2007-09-03 at 11:08 +1000, David Gibson wrote: > > On Fri, Aug 31, 2007 at 03:04:52PM -0500, Josh Boyer wrote: > > > Device tree source file for the PPC405 Walnut evaluation board. > > > > > > Signed-off-by: Josh Boyer > > > > > > --- > > > arch/powerpc/boot/dts/walnut.dts | 183 +++++++++++++++++++++++++++++++++++++++ > > > 1 file changed, 183 insertions(+) > > > > > > --- /dev/null > > > +++ linux-2.6/arch/powerpc/boot/dts/walnut.dts > > > @@ -0,0 +1,183 @@ > > > +/* > > > + * Device Tree Source for IBM Walnut > > > + * > > > + * Copyright 2007 IBM Corp. > > > + * Josh Boyer > > > + * > > > + * This file is licensed under the terms of the GNU General Public > > > + * License version 2. This program is licensed "as is" without > > > + * any warranty of any kind, whether express or implied. > > > + */ > > > + > > > +/ { > > > + #address-cells = <1>; > > > + #size-cells = <1>; > > > + model = "ibm,walnut"; > > > + compatible = "ibm,walnut"; > > > + dcr-parent = <&/cpus/PowerPC,405GP@0>; > > > + > > > + cpus { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + > > > + PowerPC,405GP@0 { > > > + device_type = "cpu"; > > > + reg = <0>; > > > + clock-frequency = ; /* Filled in by zImage */ > > > + timebase-frequency = <0>; /* Filled in by zImage */ > > > + i-cache-line-size = <20>; > > > + d-cache-line-size = <20>; > > > + i-cache-size = <4000>; > > > + d-cache-size = <4000>; > > > + dcr-controller; > > > + dcr-access-method = "native"; > > > + }; > > > + }; > > > + > > > + memory { > > > + device_type = "memory"; > > > + reg = <0 0>; /* Filled in by zImage */ > > > + }; > > > + > > > + UIC0: interrupt-controller { > > > + compatible = "ibm,uic"; > > > + interrupt-controller; > > > + cell-index = <0>; > > > + dcr-reg = <0c0 9>; > > > + #address-cells = <0>; > > > + #size-cells = <0>; > > > + #interrupt-cells = <2>; > > > + }; > > > + > > > + plb { > > > + compatible = "ibm,plb3"; > > > + #address-cells = <1>; > > > + #size-cells = <1>; > > > + ranges; > > > + clock-frequency = <0>; /* Filled in by zImage */ > > > + > > > + SDRAM0: memory-controller { > > > + compatible = "ibm,sdram-405gp"; > > > + dcr-reg = <010 2>; > > > + }; > > > + > > > + MAL: mcmal { > > > + compatible = "ibm,mcmal-405gp", "ibm,mcmal"; > > > + dcr-reg = <180 62>; > > > + num-tx-chans = <2>; > > > + num-rx-chans = <1>; > > > + interrupt-parent = <&UIC0>; > > > + interrupts = ; > > > + }; > > > + > > > + POB0: opb { > > > + compatible = "ibm,opb"; > > > > Need an opb-405gp here, too. > > Yep. Fixed. > > > + #address-cells = <1>; > > > + #size-cells = <1>; > > > + ranges = <0 ef600000 a00000>; > > > > Hrm... something we ought to clarify is the interpretation of the > > POB0_BEAR register with respect to the bridge's ranges property. For > > 440 I think the BEAR will need to be interpreted as an OPB address, > > rather than a PLB address, but I'm not sure if that will work here > > with the limited ranges property you have. > > Ok, I'll look at this. The BEAR will still be interpreted as a PLB address here as far as I can see. The ranges spans the entire OPB space. Am I missing something? josh