From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2BE7C10F14 for ; Tue, 8 Oct 2019 20:49:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 89DFE2190F for ; Tue, 8 Oct 2019 20:49:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="iBaa+A/j" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731008AbfJHUsX (ORCPT ); Tue, 8 Oct 2019 16:48:23 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:43482 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730888AbfJHUsX (ORCPT ); Tue, 8 Oct 2019 16:48:23 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x98KmK4d114889; Tue, 8 Oct 2019 15:48:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1570567700; bh=LFJY/sk3vbxhRSCXMQMK8Y5qMhwQ/+YV7Aj17cmTfjg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=iBaa+A/j4PpiA7r0Z16UG+2WF+/LnapiN4kjpfdWOe++cpN1OEXocb6cdp9ySZTRx KcKpc63X9xB6snRKXhKjixiKOduU63Z8dPL1TyLrlOy79IQGxmF4rUZ5w8QHwwv5ak j3J1q7MuuLKOUVgnY/6JwoctMk5G3ckKMe4R6aPc= Received: from DLEE110.ent.ti.com (dlee110.ent.ti.com [157.170.170.21]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x98KmKpt042350 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 8 Oct 2019 15:48:20 -0500 Received: from DLEE102.ent.ti.com (157.170.170.32) by DLEE110.ent.ti.com (157.170.170.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 8 Oct 2019 15:48:19 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Tue, 8 Oct 2019 15:48:17 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id x98KmJvX066659; Tue, 8 Oct 2019 15:48:19 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v11 05/16] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Date: Tue, 8 Oct 2019 15:47:49 -0500 Message-ID: <20191008204800.19870-6-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20191008204800.19870-1-dmurphy@ti.com> References: <20191008204800.19870-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-leds-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Introduce the bindings for the Texas Instruments LP5036, LP5030, LP5024, LP5018, LP5012 and LP5009 RGB LED device driver. The LP5036/30/24/18/12/9 can control RGB LEDs individually or as part of a control bank group. These devices have the ability to adjust the mixing control for the RGB LEDs to obtain different colors independent of the overall brightness of the LED grouping. Datasheet: http://www.ti.com/lit/ds/symlink/lp5012.pdf http://www.ti.com/lit/ds/symlink/lp5024.pdf http://www.ti.com/lit/ds/symlink/lp5036.pdf Signed-off-by: Dan Murphy --- .../devicetree/bindings/leds/leds-lp50xx.txt | 148 ++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-lp50xx.txt diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.txt b/Documentation/devicetree/bindings/leds/leds-lp50xx.txt new file mode 100644 index 000000000000..8a0a21f1056c --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-lp50xx.txt @@ -0,0 +1,148 @@ +* Texas Instruments - LP5009/12/18/24/30/36 RGB LED driver + +The LP50XX is multi-channel, I2C RGB LED Drivers that can group RGB LEDs into +a LED group or control them individually. + +The difference in these RGB LED drivers is the number of supported RGB modules. + +Required parent properties: + - compatible: + "ti,lp5009" + "ti,lp5012" + "ti,lp5018" + "ti,lp5024" + "ti,lp5030" + "ti,lp5036" + - reg : I2C slave address + lp5009/12 - 0x14, 0x15, 0x16, 0x17 + lp5018/24 - 0x28, 0x29, 0x2a, 0x2b + lp5030/36 - 0x30, 0x31, 0x32, 0x33 + - #address-cells : 1 + - #size-cells : 0 + +Optional parent properties: + - enable-gpios : gpio pin to enable/disable the device. + - vled-supply : LED supply + +Required child properties: + - #address-cells : 1 + - #size-cells : 0 + - reg : This is the LED module number. + - color : Must be LED_COLOR_ID_MULTI + - function : see Documentation/devicetree/bindings/leds/common.txt + +Required child properties only is LED modules will be banked: + - ti,led-bank : This property denotes the LED module numbers that will + be controlled as a single RGB cluster. Each LED module + number will be controlled by a single LED class instance. + There can only be one instance of the ti,led-bank + property for each device node. + +Required grandchildren properties: + - reg : A single entry denoting the LED output that controls + the monochrome LED. + - color : see Documentation/devicetree/bindings/leds/common.txt + - led-sources : see Documentation/devicetree/bindings/leds/common.txt + +The LED outputs associated with the LED modules are defined in Table 1 of the +corresponding data sheets. + +LP5009 - 3 Total RGB cluster LED outputs 0-2 +LP5012 - 4 Total RGB cluster LED outputs 0-3 +LP5018 - 6 Total RGB cluster LED outputs 0-5 +LP5024 - 8 Total RGB cluster LED outputs 0-7 +LP5030 - 10 Total RGB cluster LED outputs 0-9 +LP5036 - 12 Total RGB cluster LED outputs 0-11 + +Optional child properties: + - label : see Documentation/devicetree/bindings/leds/common.txt + - linux,default-trigger : + see Documentation/devicetree/bindings/leds/common.txt + +Examples: +led-controller@29 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "ti,lp5024"; + reg = <0x29>; + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>; + vled-supply = <&vmmcsd_fixed>; + + multi-led@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + color = ; + function = LED_FUNCTION_STATUS; + + led@3 { + reg = <3>; + color = ; + }; + + led@4 { + reg = <4>; + color = ; + }; + + led@5 { + reg = <5>; + color = ; + }; + }; + + multi-led@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + color = ; + function = LED_FUNCTION_STANDBY; + ti,led-bank = <2 3 5>; + + led@6 { + reg = <0x6>; + color = ; + led-sources = <6 9 15>; + }; + + led@7 { + reg = <0x7>; + color = ; + led-sources = <7 10 16>; + }; + + led@8 { + reg = <0x8>; + color = ; + led-sources = <8 11 17>; + }; + }; + + multi-led@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + color = ; + function = LED_FUNCTION_ACTIVITY; + + led@12 { + reg = <12>; + color = ; + }; + + led@13 { + reg = <13>; + color = ; + }; + + led@14 { + reg = <14>; + color = ; + }; + }; +}; + +For more product information please see the link below: +http://www.ti.com/lit/ds/symlink/lp5012.pdf +http://www.ti.com/lit/ds/symlink/lp5024.pdf +http://www.ti.com/lit/ds/symlink/lp5036.pdf -- 2.22.0.214.g8dca754b1e