Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933184AbcLIPtl (ORCPT ); Fri, 9 Dec 2016 10:49:41 -0500 Received: from mail-qk0-f182.google.com ([209.85.220.182]:33328 "EHLO mail-qk0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754051AbcLIPtj (ORCPT ); Fri, 9 Dec 2016 10:49:39 -0500 From: Olimpiu Dejeu To: robh@kernel.org Cc: lee.jones@linaro.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, devicetree@vger.kernel.org, jingoohan1@gmail.com, bdodge@arcticsand.com, Olimpiu Dejeu Subject: [PATCH V2 2/2] backlight arcxcnn devicetree bindings for ArcticSand Date: Fri, 9 Dec 2016 10:49:33 -0500 Message-Id: <1481298573-15463-1-git-send-email-olimpiu@arcticsand.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1730 Lines: 52 Acked-by: Rob Herring Signed-off-by: Olimpiu Dejeu --- v1 => v2: - Version updated to match other patch in set. No other changes. .../bindings/leds/backlight/arcxcnn_bl.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt diff --git a/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt new file mode 100644 index 0000000..a7b6ff2 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt @@ -0,0 +1,33 @@ +Binding for ArcticSand arc2c0608 LED driver + +Required properties: +- compatible: should be "arc,arc2c0608" +- reg: slave address + +Optional properties: +- default-brightness: brightness value on boot, value from: 0-4095 +- label: The name of the backlight device + See Documentation/devicetree/bindings/leds/common.txt +- led-sources: List of enabled channels from 0 to 5. + See Documentation/devicetree/bindings/leds/common.txt + +- arc,led-config-0: setting for register ILED_CONFIG_0 +- arc,led-config-1: setting for register ILED_CONFIG_1 +- arc,dim-freq: PWM mode frequence setting (bits [3:0] used) +- arc,comp-config: setting for register CONFIG_COMP +- arc,filter-config: setting for register FILTER_CONFIG +- arc,trim-config: setting for register IMAXTUNE + +Note: Optional properties not specified will default to values in IC EPROM + +Example: + +arc2c0608@30 { + compatible = "arc,arc2c0608"; + reg = <0x30>; + default-brightness = <500>; + label = "lcd-backlight"; + linux,default-trigger = "backlight"; + led-sources = <0 1 2 5>; +}; + -- 2.7.4