Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1761384AbcJRNio (ORCPT <rfc822;w@1wt.eu>);
        Tue, 18 Oct 2016 09:38:44 -0400
Received: from us01smtprelay-2.synopsys.com ([198.182.47.9]:42056 "EHLO
        smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1753969AbcJRNie (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Tue, 18 Oct 2016 09:38:34 -0400
Subject: Re: [PATCH v3 1/2] Add OV5647 device tree documentation
To: Rob Herring <robh@kernel.org>
References: <cover.1476286687.git.roliveir@synopsys.com>
 <0f85bdabe4951533e6fe7a842cc5dfa0f2cd8a6c.1476286687.git.roliveir@synopsys.com>
 <20161018131434.2bbk2evxkv7mutfo@rob-hp-laptop>
CC: <linux-kernel@vger.kernel.org>, <linux-media@vger.kernel.org>,
        <devicetree@vger.kernel.org>, <mark.rutland@arm.com>,
        <mchehab@kernel.org>, <davem@davemloft.net>, <geert@linux-m68k.org>,
        <akpm@linux-foundation.org>, <kvalo@codeaurora.org>,
        <linux@roeck-us.net>, <hverkuil@xs4all.nl>, <lars@metafoo.de>,
        <pavel@ucw.cz>, <robert.jarzmik@free.fr>, <slongerbeam@gmail.com>,
        <dheitmueller@kernellabs.com>, <pali.rohar@gmail.com>,
        <CARLOS.PALMINHA@synopsys.com>
From: Ramiro Oliveira <Ramiro.Oliveira@synopsys.com>
Message-ID: <7a228213-bbd1-8eb4-6d8b-123b3b6e215f@synopsys.com>
Date: Tue, 18 Oct 2016 14:38:20 +0100
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101
 Thunderbird/45.3.0
MIME-Version: 1.0
In-Reply-To: <20161018131434.2bbk2evxkv7mutfo@rob-hp-laptop>
Content-Type: text/plain; charset="windows-1252"
Content-Transfer-Encoding: 7bit
X-Originating-IP: [10.107.25.125]
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 1619
Lines: 43

On 10/18/2016 2:14 PM, Rob Herring wrote:
> On Wed, Oct 12, 2016 at 05:02:21PM +0100, Ramiro Oliveira wrote:
>> Signed-off-by: Ramiro Oliveira <roliveir@synopsys.com>
>> ---
>>  .../devicetree/bindings/media/i2c/ov5647.txt          | 19 +++++++++++++++++++
>>  1 file changed, 19 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/media/i2c/ov5647.txt
>>
>> diff --git a/Documentation/devicetree/bindings/media/i2c/ov5647.txt b/Documentation/devicetree/bindings/media/i2c/ov5647.txt
>> new file mode 100644
>> index 0000000..4c91b3b
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/media/i2c/ov5647.txt
>> @@ -0,0 +1,19 @@
>> +Omnivision OV5647 raw image sensor
>> +---------------------------------
>> +
>> +OV5647 is a raw image sensor with MIPI CSI-2 and CCP2 image data interfaces
>> +and CCI (I2C compatible) control bus.
>> +
>> +Required properties:
>> +
>> +- compatible	: "ovti,ov5647";
>> +- reg		: I2C slave address of the sensor;
>> +
>> +The common video interfaces bindings (see video-interfaces.txt) should be
>> +used to specify link to the image data receiver. The OV5647 device
>> +node should contain one 'port' child node with an 'endpoint' subnode.
>> +
>> +Following properties are valid for the endpoint node:
>> +
>> +- data-lanes : (optional) specifies MIPI CSI-2 data lanes as covered in
>> +  video-interfaces.txt.  The sensor supports only two data lanes.
> What's the default if not present?

Since the sensor only supports 2 data lanes, this information will not be used,
even if it is available in the DT. So the default will be 2.

>
>> -- 
>> 2.9.3
>>
>>