From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jacek Anaszewski Subject: [PATCH/RFC v8 14/14] DT: Add documentation for the Skyworks AAT1290 Date: Fri, 28 Nov 2014 10:18:06 +0100 Message-ID: <1417166286-27685-15-git-send-email-j.anaszewski@samsung.com> References: <1417166286-27685-1-git-send-email-j.anaszewski@samsung.com> Return-path: In-reply-to: <1417166286-27685-1-git-send-email-j.anaszewski@samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-leds@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@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 , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org This patch adds device tree binding documentation for 1.5A Step-Up Current Regulator for Flash LEDs. 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/bindings/leds/leds-aat1290.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-aat1290.txt diff --git a/Documentation/devicetree/bindings/leds/leds-aat1290.txt b/Documentation/devicetree/bindings/leds/leds-aat1290.txt new file mode 100644 index 0000000..8f001dd --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-aat1290.txt @@ -0,0 +1,17 @@ +* Skyworks Solutions, Inc. AAT1290 Current Regulator for Flash LEDs + +Required properties: + +- compatible : should be "skyworks,aat1290" +- gpios : two gpio pins in order FLEN, EN/SET +- flash-timeout-microsec : maximum flash timeout in microseconds - + it can be calculated using following formula: + T = 8.82 * 10^9 * Ct + +Example: + +flash_led: flash-led { + compatible = "skyworks,aat1290"; + gpios = <&gpj1 1 0>, <&gpj1 2 0>; + flash-timeout-microsec = <1940000>; +} -- 1.7.9.5