From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sakari Ailus Subject: [RFC 3/3] dt: bindings: Add a binding for referencing EEPROM from camera sensors Date: Tue, 2 May 2017 13:25:49 +0300 Message-ID: <1493720749-31509-4-git-send-email-sakari.ailus@linux.intel.com> References: <1493720749-31509-1-git-send-email-sakari.ailus@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <1493720749-31509-1-git-send-email-sakari.ailus-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: pavel-+ZI9xUNit7I@public.gmane.org List-Id: devicetree@vger.kernel.org Many camera sensor devices contain EEPROM chips that describe the properties of a given unit --- the data is specific to a given unit can thus is not stored e.g. in user space or the driver. Some sensors embed the EEPROM chip and it can be accessed through the sensor's I²C interface. This property is to be used for devices where the EEPROM chip is accessed through a different I²C address than the sensor. The intent is to later provide this information to the user space. Signed-off-by: Sakari Ailus --- Documentation/devicetree/bindings/media/video-interfaces.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt index e52aefc..9bd2005 100644 --- a/Documentation/devicetree/bindings/media/video-interfaces.txt +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt @@ -80,6 +80,9 @@ Optional properties - lens-focus: A phandle to the node of the lens. Only valid for device nodes that are related to an image sensor. +- eeprom: A phandle to the node of the related EEPROM. Only valid for + device nodes that are related to an image sensor. + Optional endpoint properties ---------------------------- -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html