From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bjorn Helgaas Subject: Re: [PATCH] PCI: add missing DT binding for linux,pci-domain property Date: Wed, 5 Nov 2014 16:17:43 -0700 Message-ID: <20141105231743.GI6168@google.com> References: <1415101660-26450-1-git-send-email-l.stach@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1415101660-26450-1-git-send-email-l.stach@pengutronix.de> Sender: linux-pci-owner@vger.kernel.org To: Lucas Stach Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, linux-pci@vger.kernel.org, Liviu Dudau List-Id: devicetree@vger.kernel.org On Tue, Nov 04, 2014 at 12:47:40PM +0100, Lucas Stach wrote: > This property was added by 41e5c0f81d3e > (of/pci: Add pci_get_new_domain_nr() and of_get_pci_domain_nr()) > without the required binding documentation. As this property > will be supported by a number of host bridge drivers going forward, > add it to the common PCI binding doc. > > Signed-off-by: Lucas Stach I merged 41e5c0f81d3e through my tree, and I could merge something like this if a consensus develops with some acks. But I'll just let you guys handle it unless you poke me again. > --- > This is a non-critical fix, but may still qualify for 3.18-rc as > the property was added in this release cycle. > --- > Documentation/devicetree/bindings/pci/pci.txt | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/Documentation/devicetree/bindings/pci/pci.txt b/Documentation/devicetree/bindings/pci/pci.txt > index 41aeed38926d..b754f786ed5e 100644 > --- a/Documentation/devicetree/bindings/pci/pci.txt > +++ b/Documentation/devicetree/bindings/pci/pci.txt > @@ -7,3 +7,13 @@ And for the interrupt mapping part: > > Open Firmware Recommended Practice: Interrupt Mapping > http://www.openfirmware.org/1275/practice/imap/imap0_9d.pdf > + > +Additionally to the properties specified in the above standards a host bridge > +driver implementation may support the following properties: > + > +- linux,pci-domain: > + If present this property assigns a fixed PCI domain number to a host bridge, > + otherwise an unstable (across boots) unique number will be assigned. > + It is recommended to either not set this property at all or set it for all > + host bridges in the system, otherwise potentially conflicting domain numbers > + may be assigned to root buses behind different host bridges. > -- > 2.1.1 >