From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jacek Anaszewski Subject: [PATCH 2/2] DT: leds: Add led-sources property Date: Tue, 27 Jan 2015 09:07:08 +0100 Message-ID: <1422346028-16739-2-git-send-email-j.anaszewski@samsung.com> References: <1422346028-16739-1-git-send-email-j.anaszewski@samsung.com> Return-path: In-reply-to: <1422346028-16739-1-git-send-email-j.anaszewski@samsung.com> Sender: linux-leds-owner@vger.kernel.org To: linux-leds@vger.kernel.org, devicetree@vger.kernel.org Cc: kyungmin.park@samsung.com, b.zolnierkie@samsung.com, pavel@ucw.cz, cooloney@gmail.com, rpurdie@rpsys.net, sakari.ailus@iki.fi, s.nawrocki@samsung.com, Jacek Anaszewski , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala List-Id: devicetree@vger.kernel.org Add a property for defining device outputs the LED represented by the DT child node is connected to. Signed-off-by: Jacek Anaszewski Acked-by: Kyungmin Park Cc: Bryan Wu Cc: Richard Purdie Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell Cc: Kumar Gala Cc: devicetree@vger.kernel.org --- Documentation/devicetree/bindings/leds/common.txt | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt index a2c3f7a..34811c5 100644 --- a/Documentation/devicetree/bindings/leds/common.txt +++ b/Documentation/devicetree/bindings/leds/common.txt @@ -1,6 +1,19 @@ Common leds properties. +LED and flash LED devices provide the same basic functionality as current +regulators, but extended with LED and flash LED specific features like +blinking patterns, flash timeout, flash faults and external flash strobe mode. + +Many LED devices expose more than one current output that can be connected +to one or more discrete LED component. Since the arrangement of connections +can influence the way of the LED device initialization, the LED components +have to be tightly coupled with the LED device binding. They are represented +by child nodes of the parent LED device binding. + Optional properties for child nodes: +- led-sources : List of device current outputs the LED is connected to. The + outputs are identified by the numbers that must be defined + in the LED device binding documentation. - label : The label for this LED. If omitted, the label is taken from the node name (excluding the unit address). @@ -33,7 +46,8 @@ system-status { camera-flash { label = "Flash"; + led-sources = <0>, <1>; max-microamp = <50000>; flash-max-microamp = <320000>; flash-timeout-us = <500000>; -} +}; -- 1.7.9.5