From patchwork Thu Apr 23 06:50:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 201610 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=-9.8 required=3.0 tests=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=ham 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 4C499C55191 for ; Thu, 23 Apr 2020 06:51:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2CE1A21569 for ; Thu, 23 Apr 2020 06:51:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nic.cz header.i=@nic.cz header.b="SUXPORSx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726190AbgDWGvD (ORCPT ); Thu, 23 Apr 2020 02:51:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57012 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725854AbgDWGvD (ORCPT ); Thu, 23 Apr 2020 02:51:03 -0400 Received: from mail.nic.cz (mail.nic.cz [IPv6:2001:1488:800:400::400]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 267A5C03C1AB for ; Wed, 22 Apr 2020 23:51:03 -0700 (PDT) Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:cac7:3539:7f1f:463]) by mail.nic.cz (Postfix) with ESMTP id A24AA141357; Thu, 23 Apr 2020 08:51:00 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1587624660; bh=zhuPkNVWxw5sdkE4CoCV4UxssSDHX2Ml7DH/jhYr+Os=; h=From:To:Date; b=SUXPORSxWwnC4+5raOWKKsSIzyQkbluOwgQcChexrDC4tWoad6k7UAu2IdQETfCW3 XeiAeNcgEF11W0H8STW1vMQtRSytEYY2I26tfD6FNNC6hjKeBn2ZjUoDQ328d8sRK+ OgR8Ah6qte3oBOFi6WgpBbCUiZ/2FPJogAf7gNkE= From: =?utf-8?q?Marek_Beh=C3=BAn?= To: linux-leds@vger.kernel.org Cc: Pavel Machek , Jacek Anaszewski , =?utf-8?q?Marek_Beh=C3=BAn?= , Rob Herring , devicetree@vger.kernel.org Subject: [PATCH v2 1/2] dt-bindings: leds: add cznic, turris-omnia-leds binding Date: Thu, 23 Apr 2020 08:50:59 +0200 Message-Id: <20200423065100.2652-2-marek.behun@nic.cz> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200423065100.2652-1-marek.behun@nic.cz> References: <20200423065100.2652-1-marek.behun@nic.cz> MIME-Version: 1.0 X-Spamd-Bar: / X-Virus-Scanned: clamav-milter 0.101.4 at mail X-Virus-Status: Clean Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add device-tree bindings documentation for Turris Omnia RGB LEDs. Signed-off-by: Marek Behún Cc: Rob Herring Cc: devicetree@vger.kernel.org --- .../leds/cznic,turris-omnia-leds.yaml | 113 ++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml diff --git a/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml b/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml new file mode 100644 index 000000000000..f3d13fa65df2 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/cznic,turris-omnia-leds.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CZ.NIC's Turris Omnia LEDs driver + +maintainers: + - Marek Behún + +description: + This module adds support for the RGB LEDs found on the fron panel of the + Turris Omnia router. There are 12 RGB LEDs, they are controlled by device's + microcontroller with which the system communicates via I2C. Each LED is + described as a subnode of this I2C device. + +properties: + compatible: + const: cznic,turris-omnia-leds + + reg: + description: I2C slave address of the microcontroller. + maxItems: 1 + +patternProperties: + "^led[0-9][0-9]?$": + type: object + allOf: + - $ref: /schemas/leds/common.yaml# + description: + This node can either represent one channel of a RGB LED or a whole RGB + LED. + + properties: + led-sources: + description: + List of device current outputs the LED connects to. If one number is + given, the device described by this node will control one channel of a + RGB LED. If three numbers are given (one for each channel of a RGB + LED), the device described by this node will control one RGB LED. In + this case the numbers must increase by one and the first must be a + multiple of 3. + allOf: + - $ref: /schemas/leds/common.yaml#/properties/led-sources + - oneOf: + - items: + minimum: 0 + maximum: 35 + minItems: 1 + maxItems: 1 + - items: + enum: [ [ 0, 1, 2 ], [ 3, 4, 5 ], [ 6, 7, 8 ], [ 9, 10, 11 ], + [ 12, 13, 14 ], [ 15, 16, 17 ], [ 18, 19, 20 ], + [ 21, 22, 23 ], [ 24, 25, 26 ], [ 27, 28, 29 ], + [ 30, 31, 32 ], [ 33, 34, 35] ] + + color: + description: + Should be one of LED_COLOR_ID_*. Allowed values are red, green or blue + if there is one item in led-sources, otherwise white. + allOf: + - $ref: /schemas/leds/common.yaml#/properties/color + - enum: [ 0, 1, 2, 3 ] + + required: + - led-sources + - color + +examples: + - | + + #include + + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@2b { + compatible = "cznic,turris-omnia-leds"; + reg = <0x2b>; + + led0 { + led-sources = <33 34 35>; + color = ; + function = LED_FUNCTION_POWER; + linux,default-trigger = "heartbeat"; + }; + + led1 { + led-sources = <3>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <1>; + }; + + led2 { + led-sources = <4>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <1>; + }; + + led3 { + led-sources = <5>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <1>; + }; + }; + }; + +...