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[209.132.180.67]) by mx.google.com with ESMTP id z8si481803pjq.89.2019.05.23.12.51.51; Thu, 23 May 2019 12:51:51 -0700 (PDT) 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=prkSn1R6; 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 S2387765AbfEWTvv (ORCPT + 1 other); Thu, 23 May 2019 15:51:51 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:40056 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731846AbfEWTIn (ORCPT ); Thu, 23 May 2019 15:08:43 -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 x4NJ8cdc027956; Thu, 23 May 2019 14:08:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1558638518; bh=Tb89x3pQt7xH9yev0hPe26h47J9PwEX0pauGorVCGTo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=prkSn1R68+MnsPZaAaSpoSIwtNN6NCHGArqwIjZUfYH8Ir4H+X0FNHaAzs3RG6ZIV 0tLZsW1ziMxDDElEOBpH13RRGrCvDXIwzvXrkVt57psTaY08kGwKbtjTMnE/J+VIUs vLNF0Y7EyKbZwPU1yOJUFTF1wvc4m3863kXc1Q24= Received: from DFLE109.ent.ti.com (dfle109.ent.ti.com [10.64.6.30]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x4NJ8cuD079041 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 23 May 2019 14:08:38 -0500 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Thu, 23 May 2019 14:08:38 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE108.ent.ti.com (10.64.6.29) 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; Thu, 23 May 2019 14:08:38 -0500 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 x4NJ8caM022847; Thu, 23 May 2019 14:08:38 -0500 From: Dan Murphy To: , , CC: , , , Dan Murphy Subject: [PATCH v3 7/9] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Date: Thu, 23 May 2019 14:08:18 -0500 Message-ID: <20190523190820.29375-8-dmurphy@ti.com> X-Mailer: git-send-email 2.21.0.5.gaeb582a983 In-Reply-To: <20190523190820.29375-1-dmurphy@ti.com> References: <20190523190820.29375-1-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 and LP5018 RGB LED device driver. The LP5036/30/24/18 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/lp5024.pdf http://www.ti.com/lit/ds/symlink/lp5036.pdf Signed-off-by: Dan Murphy --- .../devicetree/bindings/leds/leds-lp50xx.txt | 142 ++++++++++++++++++ 1 file changed, 142 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-lp50xx.txt -- 2.21.0.5.gaeb582a983 diff --git a/Documentation/devicetree/bindings/leds/leds-lp50xx.txt b/Documentation/devicetree/bindings/leds/leds-lp50xx.txt new file mode 100644 index 000000000000..531e6a55fac3 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-lp50xx.txt @@ -0,0 +1,142 @@ +* Texas Instruments - LP5018/24/30/36 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,lp5018" + "ti,lp5024" + "ti,lp5030" + "ti,lp5036" + - reg : I2C slave address + 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. + +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@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@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@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/lp5024.pdf +http://www.ti.com/lit/ds/symlink/lp5036.pdf