From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Murphy Subject: [PATCH v7 5/6] dt-bindings: leds: Add runtime ramp node for LM3697 Date: Tue, 11 Sep 2018 12:08:24 -0500 Message-ID: <20180911170825.17789-6-dmurphy@ti.com> References: <20180911170825.17789-1-dmurphy@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20180911170825.17789-1-dmurphy@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, jacek.anaszewski@gmail.com, pavel@ucw.cz Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, lee.jones@linaro.org, linux-omap@vger.kernel.org, linux-leds@vger.kernel.org, Dan Murphy List-Id: linux-omap@vger.kernel.org Add runtime ramp rates for the LM3697 LED driver. This LED driver supports separate runtime ramp rates for going from a higher or lower level of brightnesses Signed-off-by: Dan Murphy --- v7 - New change for the series to support feature in ti-lmu .../devicetree/bindings/leds/leds-lm3697.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/leds/leds-lm3697.txt b/Documentation/devicetree/bindings/leds/leds-lm3697.txt index 85ae075f6677..4bb2ed51025b 100644 --- a/Documentation/devicetree/bindings/leds/leds-lm3697.txt +++ b/Documentation/devicetree/bindings/leds/leds-lm3697.txt @@ -30,6 +30,12 @@ Required child properties: 1 - HVLED string is controlled by this control bank Optional child properties: + - runtime-ramp-up-msec: Current ramping from one brightness level to + the a higher brightness level. + Range from 2048 us - 117.44 s + - runtime-ramp-down-msec: Current ramping from one brightness level to + the a lower brightness level. + Range from 2048 us - 117.44 s - label : see Documentation/devicetree/bindings/leds/common.txt - linux,default-trigger : see Documentation/devicetree/bindings/leds/common.txt @@ -51,6 +57,8 @@ led-controller@36 { led@0 { reg = <0>; led-sources = <1 0 1>; + runtime-ramp-up-msec = <5000>; + runtime-ramp-down-msec = <1000>; label = "white:first_backlight_cluster"; linux,default-trigger = "backlight"; }; @@ -58,6 +66,8 @@ led-controller@36 { led@1 { reg = <1>; led-sources = <0 1 0>; + runtime-ramp-up-msec = <500>; + runtime-ramp-down-msec = <1000>; label = "white:second_backlight_cluster"; linux,default-trigger = "backlight"; }; @@ -77,6 +87,8 @@ led-controller@36 { led@0 { reg = <0>; led-sources = <1 1 1>; + runtime-ramp-up-msec = <500>; + runtime-ramp-down-msec = <1000>; label = "white:backlight_cluster"; linux,default-trigger = "backlight"; }; -- 2.17.0.1855.g63749b2dea