From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e3.ny.us.ibm.com (e3.ny.us.ibm.com [32.97.182.143]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e3.ny.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTP id 93E4EDDF6E for ; Mon, 3 Sep 2007 23:39:28 +1000 (EST) Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e3.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id l83DdPFH012552 for ; Mon, 3 Sep 2007 09:39:25 -0400 Received: from d01av04.pok.ibm.com (d01av04.pok.ibm.com [9.56.224.64]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v8.5) with ESMTP id l83DdPIM497258 for ; Mon, 3 Sep 2007 09:39:25 -0400 Received: from d01av04.pok.ibm.com (loopback [127.0.0.1]) by d01av04.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l83DdPlM019044 for ; Mon, 3 Sep 2007 09:39:25 -0400 Subject: Re: [patch 3/6] Walnut DTS From: Josh Boyer To: David Gibson In-Reply-To: <20070903010859.GD31499@localhost.localdomain> References: <20070831200449.598781000@linux.vnet.ibm.com> > <20070831200643.202414000@linux.vnet.ibm.com> <20070903010859.GD31499@localhost.localdomain> Content-Type: text/plain Date: Sun, 02 Sep 2007 08:59:44 -0500 Message-Id: <1188741584.3772.7.camel@localhost.localdomain> Mime-Version: 1.0 Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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. > > + #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. josh