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[209.132.180.67]) by mx.google.com with ESMTP id e11si5325418ejr.383.2019.10.11.06.07.41; Fri, 11 Oct 2019 06:07:42 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-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=yv1VW2WS; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-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 S1728320AbfJKNH1 (ORCPT + 21 others); Fri, 11 Oct 2019 09:07:27 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:32950 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728222AbfJKNHX (ORCPT ); Fri, 11 Oct 2019 09:07:23 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id x9BD7KtZ023324; Fri, 11 Oct 2019 08:07:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1570799240; bh=LFJY/sk3vbxhRSCXMQMK8Y5qMhwQ/+YV7Aj17cmTfjg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=yv1VW2WS0prvQdRF/Dw+btIW/9K4Sgiss1o2LiVRIPGxPDBWJw1FsAQOBWOmyveET BsA7IcwW/Cmw/8CLZTMfjwLOUkRXZHpqJPTKgmsX2ROnx1qeyXJMUTB3WkvL0yybEe q08y1RCIaLHozywBdFZIrXat7Uw5jDGSLFqdffc4= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id x9BD7KsZ094102; Fri, 11 Oct 2019 08:07:20 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Fri, 11 Oct 2019 08:07:15 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE114.ent.ti.com (157.170.170.25) 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; Fri, 11 Oct 2019 08:07:15 -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 x9BD7JM0123415; Fri, 11 Oct 2019 08:07:19 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v12 05/16] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Date: Fri, 11 Oct 2019 08:06:46 -0500 Message-ID: <20191011130657.4713-6-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20191011130657.4713-1-dmurphy@ti.com> References: <20191011130657.4713-1-dmurphy@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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..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