linux-kernel - Re: [RFC PATCH V2 3/4] dt-bindings: pci: xgene pcie device tree bindings

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Message-ID: <CACoXjcmQ5esXH+8OSuFN0r_qLRt1fqfu+oZ56OnfOt4J2pWLvw@mail.gmail.com>
Date:	Thu, 16 Jan 2014 17:17:26 -0800
From:	Tanmay Inamdar <tinamdar@....com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Rob Landley <rob@...dley.net>, linux-pci@...r.kernel.org,
	devicetree@...r.kernel.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>, linux-doc@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	patches <patches@....com>, Jon Masters <jcm@...hat.com>
Subject: Re: [RFC PATCH V2 3/4] dt-bindings: pci: xgene pcie device tree bindings

On Wed, Jan 15, 2014 at 1:57 AM, Arnd Bergmann <arnd@...db.de> wrote:
> On Wednesday 15 January 2014, Tanmay Inamdar wrote:
>> This patch adds the bindings for X-Gene PCIe driver. The driver resides
>> under 'drivers/pci/host/pci-xgene.c' file.
>>
>> Signed-off-by: Tanmay Inamdar <tinamdar@....com>
>> ---
>>  .../devicetree/bindings/pci/xgene-pcie.txt         |   45 ++++++++++++++++++++
>>  1 file changed, 45 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/pci/xgene-pcie.txt
>>
>> diff --git a/Documentation/devicetree/bindings/pci/xgene-pcie.txt b/Documentation/devicetree/bindings/pci/xgene-pcie.txt
>> new file mode 100644
>> index 0000000..19b9c28
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/pci/xgene-pcie.txt
>> @@ -0,0 +1,45 @@
>> +* AppliedMicro X-Gene PCIe interface
>> +
>> +Required properties:
>> +- status: Either "ok" or "disabled".
>
> "status" isn't normally a required property. The default interpretation is
> that a node without a status property is active.

ok. I will move 'status' under optional properties.

>
>> +- device_type: set to "pci"
>> +- compatible: should contain "xgene,pcie" to identify the core.
>> +- reg: base addresses and lengths of the pcie controller configuration
>> +     space register.
>
> Doesn't match the code or example: You only list one area here, but
> you actually need to register sets.

ok. I will update

>
> Looks good otherwise now.
>
>         Arnd
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