From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753556AbbDAD6r (ORCPT ); Tue, 31 Mar 2015 23:58:47 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:19986 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752662AbbDAD6e (ORCPT ); Tue, 31 Mar 2015 23:58:34 -0400 X-AuditID: cbfee690-f79ab6d0000046f7-8e-551b6ce7cb6a From: Ingi Kim To: cooloney@gmail.com, rpurdie@rpsys.net, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org Cc: sakari.ailus@iki.fi, j.anaszewski@samsung.com, varkabhadram@gmail.com, sw0312.kim@samsung.com, cw00.choi@samsung.com, jh80.chung@samsung.com, ideal.song@samsung.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, Ingi Kim Subject: [PATCH v5 2/3] leds: ktd2692: add device tree bindings for ktd2692 Date: Wed, 01 Apr 2015 12:58:27 +0900 Message-id: <1427860708-32559-3-git-send-email-ingi2.kim@samsung.com> X-Mailer: git-send-email 2.0.5 In-reply-to: <1427860708-32559-1-git-send-email-ingi2.kim@samsung.com> References: <1427860708-32559-1-git-send-email-ingi2.kim@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrOIsWRmVeSWpSXmKPExsWyRsSkUPdFjnSowZLzbBZHd05ksrj+5Tmr xfwj51gt+t8sZLXY9fc+o8W5VysZLXbc/MJm0Xv1OaPFjV9trBaXd81hs9j6Zh2jxdLrF5ks Jkxfy2LRuvcIu8XuXU9ZLc7sX8lmMWPySzaLkx1zGB2EPNbMW8Pocbmvl8lj56y77B4rl39h 8zj8dSGLx6ZVnWwee+b/YPXo27KK0ePzJrkAzigum5TUnMyy1CJ9uwSujCU/HzAW7OareHWm jbGBcQJPFyMnh4SAiUTP52MsELaYxIV769lAbCGBpYwSzT0xMDV3GmcydzFyAcUXMUpc/TmD HcKZyiSxpaGfCaSKTUBN4saKhUwgCRGBBYwSl8/fZANxmAVWMElM+rCdHaRKWMBb4trLTmYQ m0VAVaK//TJYN6+Aq8SGc88ZIfbJSax5tQLsJk4BN4k1DRuAajiA1rlKLP7vBjJTQqCXQ6Jl 62YWiDkCEt8mH2IBqZEQkJXYdIAZYoykxMEVN1gmMAovYGRYxSiaWpBcUJyUXmSiV5yYW1ya l66XnJ+7iREYf6f/PZuwg/HeAetDjAIcjEo8vJoR0qFCrIllxZW5hxhNgTZMZJYSTc4HRnle SbyhsZmRhamJqbGRuaWZkjjva6mfwUIC6YklqdmpqQWpRfFFpTmpxYcYmTg4pRoYF+zXWhPB fOp1Q3+Vk9Bv2azs+MmhP9/WTHqt4uC8kiOj2VtY5serGRGd17gELynP2id1544RJ3OXrH/4 FI4GI4XPUofz/afMNRE9c23Kjnx33awTO+26qrReTA76GK+8Q+5dd4qBSqA+r7/ZxA4dPlb7 zurX8zdeiVzx1LjLomfP8rLdgu+VWIozEg21mIuKEwFOiNu5ugIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrEIsWRmVeSWpSXmKPExsVy+t9jAd3nOdKhBpP3Wlkc3TmRyeL6l+es FvOPnGO16H+zkNVi19/7jBbnXq1ktNhx8wubRe/V54wWN361sVpc3jWHzWLrm3WMFkuvX2Sy mDB9LYtF694j7Ba7dz1ltTizfyWbxYzJL9ksTnbMYXQQ8lgzbw2jx+W+XiaPnbPusnusXP6F zePw14UsHptWdbJ57Jn/g9Wjb8sqRo/Pm+QCOKMaGG0yUhNTUosUUvOS81My89JtlbyD453j Tc0MDHUNLS3MlRTyEnNTbZVcfAJ03TJzgF5SUihLzCkFCgUkFhcr6dthmhAa4qZrAdMYoesb EgTXY2SABhLWMGYs+fmAsWA3X8WrM22MDYwTeLoYOTkkBEwk7jTOZIawxSQu3FvP1sXIxSEk sIhR4urPGewQzlQmiS0N/UwgVWwCahI3VixkAkmICCxglLh8/iZYC7PACiaJSR+2s4NUCQt4 S1x72Qk2l0VAVaK//TJYN6+Aq8SGc88ZIfbJSax5tYIFxOYUcJNY07ABqIYDaJ2rxOL/bhMY eRcwMqxiFE0tSC4oTkrPNdQrTswtLs1L10vOz93ECI7vZ1I7GFc2WBxiFOBgVOLhbYiSDhVi TSwrrsw9xCjBwawkwrv9iFSoEG9KYmVValF+fFFpTmrxIUZToKMmMkuJJucDU09eSbyhsYmZ kaWRuaGFkbG5kjivkn1biJBAemJJanZqakFqEUwfEwenVAMj17dPm+00Fj6Yeuf3v1D+3NfS 5+9H+ARLzpi8J2/R6/YpOzTKJcwZtzkxLZjRaHPE4J7ZtHcMFUULLxambvfmVau3erXrpqCA Zw3fZysLI5meedzK9VILNJJXWKc4b3cKeB7KuP23eMuETzeORp40DdHWzH3QvulneuTD1Gmx 3Jf31KV9mPVGiaU4I9FQi7moOBEAzp0DyQUDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds the device tree bindings for ktd2692 flash LEDs. Add optional properties 'flash-timeout-us' to control flash timeout and 'vin-supply' for flash-led regulator Signed-off-by: Ingi Kim --- .../devicetree/bindings/leds/leds-ktd2692.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-ktd2692.txt diff --git a/Documentation/devicetree/bindings/leds/leds-ktd2692.txt b/Documentation/devicetree/bindings/leds/leds-ktd2692.txt new file mode 100644 index 0000000..3f121ab --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-ktd2692.txt @@ -0,0 +1,32 @@ +* Kinetic Technologies - KTD2692 Flash LED Driver + +KTD2692 is the ideal power solution for high-power flash LEDs. +It uses ExpressWire single-wire programming for maximum flexibility. + +The ExpressWire interface through CTRL pin can control LED on/off and +enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current, +Flash timeout, LVP(low voltage protection). + +Also, When the AUX pin is pulled high while CTRL pin is high, +LED current will be ramped up to the flash-mode current level. + +Required properties: +- compatible: "kinetic,ktd2692" +- ctrl-gpio : gpio pin in order control CTRL pin +- aux-gpio : gpio pin in order control AUX pin +- vin-supply : "vin" LED supply (2.7V to 5.5V) + See Documentation/devicetree/bindings/regulator/regulator.txt + +Optional property: +- flash-timeout-us : Maximum flash timeout in microseconds. + flash timeout ranges from 0 to 1835000us and default is 1049000us. + +Example: + +flash-led { + compatible = "kinetic,ktd2692"; + ctrl-gpio = <&gpc0 1 0>; + aux-gpio = <&gpc0 2 0>; + flash-timeout-us = <1835000>; + vin-supply = <&vbat>; +}; -- 2.0.5