From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout-p-102.mailbox.org (mout-p-102.mailbox.org [80.241.56.152]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C8033002A7; Tue, 14 Oct 2025 15:27:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.241.56.152 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760455625; cv=none; b=LG1rhTUoW8BMDjofBIR4gyurwdy38UvZ6Xh1WqPNbHNmwux7LBJL49f/ceY/2biqrPgIG6FDiVKifpJb4ZvbxGPKHxr0RKTgS99CwP+WBO+kNRzWwaHs0T5zhmhggkDgqLvioE/Bg2ceYOYOf/2/idJI7YWAL80Ijond9Q0p7V0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760455625; c=relaxed/simple; bh=QXYiMGk/D1MHVCq5PKPl2DlUut9mXcVEz+KvfTp83ro=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tcJM7s05jvVYh8iPdBuXBmIeLaW70zpQRTr990PzJ0WKrkNf0joCIXEfNADWqqH5J+uMdjoDJrnxNBK3odxrGvS4w3ydSNsrIK+hndPVMc9k0n9T3d7nRzxa2fTDq2111qbuwMyr+XJDsmWjkLeknCWDX+MficfhmvUG5bO5v3E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=timmermann.space; spf=pass smtp.mailfrom=timmermann.space; arc=none smtp.client-ip=80.241.56.152 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=timmermann.space Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=timmermann.space Received: from smtp2.mailbox.org (smtp2.mailbox.org [10.196.197.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-102.mailbox.org (Postfix) with ESMTPS id 4cmJ3l3nqsz9v76; Tue, 14 Oct 2025 17:26:59 +0200 (CEST) From: Lukas Timmermann To: lee@kernel.org, pavel@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux@timmermann.space, Krzysztof Kozlowski Subject: [PATCH v9 1/2] dt-bindings: leds: Add new as3668 support Date: Tue, 14 Oct 2025 17:26:03 +0200 Message-ID: <20251014152604.852487-2-linux@timmermann.space> In-Reply-To: <20251014152604.852487-1-linux@timmermann.space> References: <20251014152604.852487-1-linux@timmermann.space> Precedence: bulk X-Mailing-List: linux-leds@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The bindings are incomplete, as the GPIO/Audio Input pin is still undocumented. The hardware used for testing this patch series does not allow modification, so the mentioned pin has been omitted. Signed-off-by: Lukas Timmermann Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/leds/ams,as3668.yaml | 74 +++++++++++++++++++ MAINTAINERS | 6 ++ 2 files changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/ams,as3668.yaml diff --git a/Documentation/devicetree/bindings/leds/ams,as3668.yaml b/Documentation/devicetree/bindings/leds/ams,as3668.yaml new file mode 100644 index 000000000000..d1d73782da55 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/ams,as3668.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/ams,as3668.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Osram 4-channel i2c LED driver + +maintainers: + - Lukas Timmermann + +description: + This IC can drive up to four separate LEDs. + Having four channels suggests it could be used with a single RGBW LED. + +properties: + compatible: + const: ams,as3668 + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^led@[0-3]$": + type: object + $ref: common.yaml# + unevaluatedProperties: false + + properties: + reg: + maxItems: 1 + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + led-controller@42 { + compatible = "ams,as3668"; + reg = <0x42>; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0x0>; + function = LED_FUNCTION_STATUS; + color = ; + }; + + led@1 { + reg = <0x1>; + function = LED_FUNCTION_STATUS; + color = ; + }; + }; + }; + diff --git a/MAINTAINERS b/MAINTAINERS index c59316109e3f..091206c54c63 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3506,6 +3506,12 @@ L: linux-leds@vger.kernel.org S: Maintained F: drivers/leds/flash/leds-as3645a.c +AS3668 LED DRIVER +M: Lukas Timmermann +L: linux-leds@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/leds/ams,as3668.yaml + ASAHI KASEI AK7375 LENS VOICE COIL DRIVER M: Tianshu Qiu L: linux-media@vger.kernel.org -- 2.51.0