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[209.132.180.67]) by mx.google.com with ESMTP id k23si1915252ede.274.2019.09.20.10.38.35; Fri, 20 Sep 2019 10:38:35 -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=ZR1XZEUH; 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 S2392496AbfITRib (ORCPT + 26 others); Fri, 20 Sep 2019 13:38:31 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:54468 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390684AbfITRia (ORCPT ); Fri, 20 Sep 2019 13:38:30 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x8KHcSLH016889; Fri, 20 Sep 2019 12:38:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1569001108; bh=7rskmsTiAzvQ4NF4+vWKavl0uEPi2s+cxTAi1MuphJk=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=ZR1XZEUHsOIG4ZECqHqvDLTNZQ/g7F7WVPmwr/+GUdbysA6aWQUatGMWuQRSJPicv YzW56Kjzy4E72cYzxxw0XZut5eP0/f3PWCQp2pjSdw3dPItN9j0BywuzCHDZiMK6Ye pdmseDNH1+14BM+JuCJQWoeBljJ/7uH/uc3mzgDQ= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x8KHcSYe021396 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 20 Sep 2019 12:38:28 -0500 Received: from DFLE106.ent.ti.com (10.64.6.27) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Fri, 20 Sep 2019 12:38:23 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DFLE106.ent.ti.com (10.64.6.27) 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, 20 Sep 2019 12:38:27 -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 x8KHcROx114669; Fri, 20 Sep 2019 12:38:27 -0500 From: Dan Murphy To: , CC: , , Dan Murphy Subject: [PATCH v8 7/9] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Date: Fri, 20 Sep 2019 12:41:37 -0500 Message-ID: <20190920174139.30079-8-dmurphy@ti.com> X-Mailer: git-send-email 2.22.0.214.g8dca754b1e In-Reply-To: <20190920174139.30079-1-dmurphy@ti.com> References: <20190920174139.30079-1-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..9d05f43042e0 --- /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 - 0x28 + lp5018/24 - 0x28 + lp5030/36 - 0x30 + - #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 : see Documentation/devicetree/bindings/leds/common.txt + - 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 module that controls + the RGB cluster. + - color : see Documentation/devicetree/bindings/leds/leds-multicolor.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 - 2 Total RGB cluster LED outputs 0-1 +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