From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5BE2C63686 for ; Wed, 26 Jan 2022 10:49:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240251AbiAZKtB (ORCPT ); Wed, 26 Jan 2022 05:49:01 -0500 Received: from mail.schwermer.no ([49.12.228.226]:59198 "EHLO mail.schwermer.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240254AbiAZKtA (ORCPT ); Wed, 26 Jan 2022 05:49:00 -0500 From: sven@svenschwermer.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=svenschwermer.de; s=mail; t=1643194132; bh=NoDUEgEmfpw41FaGqwKbbio8hiZgl4yOqNJ8C7uWAPc=; h=From:To:Cc:Subject:In-Reply-To:References; b=o+wH8Cpr5nfA5pp+yueg6brGS04PDqot/S/C05VRQOYu0vGUG2oVHmnaO55QPtFXY ZJB9m6PGrmJW935QGg2Brf85NYiPnvDrxgB69D5wYvCw1Mj0QsXpFLk4BBAYNnLdu8 bkZ3Fp3qyfSwqSGbDMKc5DrNH6K+UP9sFWqEAiIsEvX9w6sHCBPKWX6uF0vhdQnZ6F doPKk3GdWAFft/5vWMv5kt1wN+NqZQnHbdOGtwkuGx/zNkKAO+eAb0rLz9MuHijd+v YvPuRm5Ps0wp3njyOFgPJ9JB4Iz21JGqONHlHuaGu9DUQh1KwBnDozZY2nIMjUESq9 lS1dd0fthFzsA== To: linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-pwm@vger.kernel.org Cc: Sven Schwermer , pavel@ucw.cz, robh+dt@kernel.org, thierry.reding@gmail.com, u.kleine-koenig@pengutronix.de, lee.jones@linaro.org, post@lespocky.de Subject: [PATCH v3 1/2] dt-bindings: leds: Add multicolor PWM LED bindings Date: Wed, 26 Jan 2022 11:48:43 +0100 Message-Id: <20220126104844.246068-2-sven@svenschwermer.de> In-Reply-To: <20220126104844.246068-1-sven@svenschwermer.de> References: <20220126104844.246068-1-sven@svenschwermer.de> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org From: Sven Schwermer This allows to group multiple PWM-connected monochrome LEDs into multicolor LEDs, e.g. RGB LEDs. Signed-off-by: Sven Schwermer --- Notes: Changes in v3: * Remove multi-led unit name .../bindings/leds/leds-pwm-multicolor.yaml | 75 +++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml diff --git a/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml new file mode 100644 index 000000000000..5a7ed5e1bb9f --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/leds-pwm-multicolor.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Multi-color LEDs connected to PWM + +maintainers: + - Sven Schwermer + +description: | + This driver combines several monochrome PWM LEDs into one multi-color + LED using the multicolor LED class. + +properties: + compatible: + const: pwm-leds-multicolor + + multi-led: + type: object + allOf: + - $ref: leds-class-multicolor.yaml# + + patternProperties: + "^led-[0-9a-z]+$": + type: object + properties: + pwms: + maxItems: 1 + + pwm-names: true + + color: + $ref: common.yaml#/properties/color + + required: + - pwms + - color + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include + + rgb-led { + compatible = "pwm-leds-multicolor"; + + multi-led { + color = ; + function = LED_FUNCTION_INDICATOR; + max-brightness = <65535>; + + led-red { + pwms = <&pwm1 0 1000000>; + color = ; + }; + + led-green { + pwms = <&pwm2 0 1000000>; + color = ; + }; + + led-blue { + pwms = <&pwm3 0 1000000>; + color = ; + }; + }; + }; + +... -- 2.35.0