From patchwork Mon Nov 4 12:36:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Murphy X-Patchwork-Id: 178404 Delivered-To: patch@linaro.org Received: by 2002:a92:38d5:0:0:0:0:0 with SMTP id g82csp1426580ilf; Mon, 4 Nov 2019 04:38:36 -0800 (PST) X-Google-Smtp-Source: APXvYqwyE1dpJq1rG9jUwM+KbDBU7lCSfMhpXRLXH3+2DeEjhsy85TyONpHkwRI6h2qXC2ogDRcJ X-Received: by 2002:a17:906:95c2:: with SMTP id n2mr23647846ejy.21.1572871116076; Mon, 04 Nov 2019 04:38:36 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1572871116; cv=none; d=google.com; s=arc-20160816; b=a55nIbg0JaehcTImyOdCE6k5ta+RyMNi4gzttVjqNs5sZOfIvMGL7FjRa7AtVmCvEA IezqpJ0iOEtx6rh11QQPDRQD0AO7ErwW77cWd8xdBythtoWVYetnvXbZFsBGSPPwlupK pc5L9pvl4qOEejOSI1DKdmERoNMx4xp7rnE5XWhkou2yeB4AoBw/VRVr7yf9u2AoqJdN HJkOG1AqlKWCe68Ema+oT5umxSmWXmozUQKFVzrJoXLfhepIbMV23UZytBP4AqfrJW8Z LmzEbsklHI5Wg8JCd8V8g9/JlRpfAmBF3f6k7pVvkY7J+3/Qb73hgamjG5pDpA2Fdk5Y NIKA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=rypLEJLbiDfP2WcD4ls+CXhyO//n5TYBDjfB1YBfbjc=; b=CgPF/J/AZhIvNqz61qgkekpGtxjoiOCw4dsTLG3UDatc4uoY8t897Jlht6TvMgbyCE GLPiDCplKUut/+sB/wj0YV+H1OS8vLX5rz6VOEozFmG7h0PuvOXdpNe4R494ZLIOMSlN J14sGwcWgNAldV1bp7nBlbI/ktWLgoWRvAYU7XGl+aW425LeR0f8q3z1/x9U7oBqpeGr 891WCjd1v37mQNwmOMUHLhHvEH3DW1+Lk35Tg1PNQkTE5cZceyzI7QIf/trc7pR0F7Jc YDLNjiyqUWPaYBOq/qS7eVmOKmlzCxxN2QX6TyGvg2pKi6yaCe1FgksYOJ1Br5a485iK wdFg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=l4IM3uXr; spf=pass (google.com: best guess record for domain of linux-leds-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-leds-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l19si7470798edj.414.2019.11.04.04.38.35; Mon, 04 Nov 2019 04:38:36 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-leds-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=l4IM3uXr; spf=pass (google.com: best guess record for domain of linux-leds-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-leds-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728968AbfKDMie (ORCPT + 1 other); Mon, 4 Nov 2019 07:38:34 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:52564 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727782AbfKDMie (ORCPT ); Mon, 4 Nov 2019 07:38:34 -0500 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id xA4CcVIQ118641; Mon, 4 Nov 2019 06:38:31 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1572871111; bh=rypLEJLbiDfP2WcD4ls+CXhyO//n5TYBDjfB1YBfbjc=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=l4IM3uXrLyq9zau2GAWE7UX7tN2i81q5eqIGfTNzxz1ytWs/2YL9VlPTqRmd/EJ8G hPKkSD6ty1jgGpZtnEznQZFH4iTn/j/BsYE3Y4TlnJDjdm3hr8TWQ9fo/GO5GjMXfL W60mfjKgGpEZrpbAJg+uRT273EOrYCrOh+t/uPfI= Received: from DFLE113.ent.ti.com (dfle113.ent.ti.com [10.64.6.34]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id xA4CcV7s067650; Mon, 4 Nov 2019 06:38:31 -0600 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Mon, 4 Nov 2019 06:38:16 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE104.ent.ti.com (10.64.6.25) 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; Mon, 4 Nov 2019 06:38:16 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id xA4CcUKw011889; Mon, 4 Nov 2019 06:38:30 -0600 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v16 05/19] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Date: Mon, 4 Nov 2019 06:36:53 -0600 Message-ID: <20191104123707.31930-6-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20191104123707.31930-1-dmurphy@ti.com> References: <20191104123707.31930-1-dmurphy@ti.com> MIME-Version: 1.0 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 -- 2.22.0.214.g8dca754b1e diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.txt b/Documentation/devicetree/bindings/leds/leds-lp50xx.txt new file mode 100644 index 000000000000..291d418642e0 --- /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 if 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