From nobody Mon Feb 9 14:32:42 2026 Received: from raptorengineering.com (mail.raptorengineering.com [23.155.224.40]) (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 3C8011D9346; Wed, 7 Jan 2026 00:29:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=23.155.224.40 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767745790; cv=none; b=TGpO/slFGPdrkQnlYQBuQBznhZBXJa86E1Pks/4+pwaTOQaJ+3fgzoabcDc5xWspEIz3CVS5WvMo2G2JGqinczgi9hAZ8LYfp+GxD9mzmKMbzcf/z4VWQKnSdXrMiAtM5sygjzIKVCrB8JpIWVhhCn/btUp6rIk42zCOq6dNVeY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767745790; c=relaxed/simple; bh=IGPIfpZGR/46Q4/1e4C1wzl43JL0eBSE58oALqFxTFw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=WUtUET9W0hd7TVVvtF3uIBGhZrSueZOWtLDt0zmW9GHlt10nThJHDFj/whR96OodBTNGOVC9nWjtDBfKVMATW51neaZX3CPSMT2AlFZZhzZrkcC2877Gi2uck65h8o7LGK4TOE7N/T7LQhnRG4TUZGc47jrvxv/9wNZvskkWV7M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=raptorengineering.com; spf=pass smtp.mailfrom=raptorengineering.com; dkim=pass (1024-bit key) header.d=raptorengineering.com header.i=@raptorengineering.com header.b=tS8Fa60k; arc=none smtp.client-ip=23.155.224.40 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=raptorengineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=raptorengineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=raptorengineering.com header.i=@raptorengineering.com header.b="tS8Fa60k" Received: from localhost (localhost [127.0.0.1]) by mail.rptsys.com (Postfix) with ESMTP id E953F7790EFD; Tue, 6 Jan 2026 18:21:46 -0600 (CST) Received: from mail.rptsys.com ([127.0.0.1]) by localhost (vali.starlink.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id rAgBSP4LZbUf; Tue, 6 Jan 2026 18:21:46 -0600 (CST) Received: from localhost (localhost [127.0.0.1]) by mail.rptsys.com (Postfix) with ESMTP id 1F5047790ECC; Tue, 6 Jan 2026 18:21:46 -0600 (CST) DKIM-Filter: OpenDKIM Filter v2.10.3 mail.rptsys.com 1F5047790ECC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raptorengineering.com; s=B8E824E6-0BE2-11E6-931D-288C65937AAD; t=1767745306; bh=VM/Z9aNZ88exD7vwy9/smksPXM7Jr7QK6Agvj8TutWs=; h=From:To:Date:Message-Id:MIME-Version; b=tS8Fa60k7DqQ+2+TWjA17kKzio/toQR/5yh+Cz99ObMm71rSi5KojljRBDaz8i7fT umoWN0dql9ar4PeZtNdZt73rZ+jC6ncSXIos9jQFZfVa0rIVBQVatRu9Qo7j8kYBxG MPln32gPSz9R1EZmaw/sJdMB1uI2hlaXEoaEQgKo= X-Virus-Scanned: amavisd-new at rptsys.com Received: from mail.rptsys.com ([127.0.0.1]) by localhost (vali.starlink.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id SfMBqXPBWQBc; Tue, 6 Jan 2026 18:21:46 -0600 (CST) Received: from rcs-ewks-005.starlink.edu (unknown [192.168.20.42]) by mail.rptsys.com (Postfix) with ESMTPSA id EA6F97790ECB; Tue, 6 Jan 2026 18:21:45 -0600 (CST) From: Timothy Pearson To: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, robh+dt@kernel.org, conor+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, lee@kernel.org, Georgy.Yakovlev@sony.com, sanastasio@raptorengineering.com, Timothy Pearson Subject: [PATCH v6 1/4] dt-bindings: mfd: Add sony,cronos-smc Date: Tue, 6 Jan 2026 18:21:33 -0600 Message-Id: <20260107002136.3121607-2-tpearson@raptorengineering.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20260107002136.3121607-1-tpearson@raptorengineering.com> References: <20260107002136.3121607-1-tpearson@raptorengineering.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Shawn Anastasio The Sony Cronos Platform Controller is a multi-purpose platform controller that provides both a watchdog timer and an LED controller for the Sony Interactive Entertainment Cronos x86 server platform. As both functions are provided by the same CPLD, a multi-function device is exposed as the parent of both functions. Add a DT binding for this device. Signed-off-by: Shawn Anastasio Signed-off-by: Timothy Pearson --- .../bindings/mfd/sony,cronos-smc.yaml | 128 ++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/sony,cronos-smc.y= aml diff --git a/Documentation/devicetree/bindings/mfd/sony,cronos-smc.yaml b/D= ocumentation/devicetree/bindings/mfd/sony,cronos-smc.yaml new file mode 100644 index 000000000000..34ccd27e2996 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/sony,cronos-smc.yaml @@ -0,0 +1,128 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2025-2026 Raptor Engineering, LLC +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/sony,cronos-smc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sony Cronos Platform Controller CPLD multi-function device + +maintainers: + - Georgy Yakovlev + +description: + The Sony Cronos Platform Controller CPLD is a multi-purpose platform + controller that provides both a watchdog timer and an LED controller for= the + Sony Interactive Entertainment Cronos x86 server platform. As both funct= ions + are provided by the same CPLD, a multi-function device is exposed as the + parent of both functions. + +properties: + compatible: + const: sony,cronos-smc + + reg: + maxItems: 1 + + leds: + type: object + $ref: /schemas/leds/common.yaml# + additionalProperties: false + description: | + The Cronos LED controller is a subfunction of the Cronos platform + controller, which is a multi-function device. + + Each led is represented as a child node of sony,cronos-led. Fifteen = RGB + LEDs are supported by the platform. + + properties: + compatible: + const: sony,cronos-led + + reg: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + patternProperties: + "^multi-led@[0-9a-f]$": + type: object + $ref: /schemas/leds/leds-class-multicolor.yaml# + unevaluatedProperties: false + + properties: + reg: + description: + LED channel number (0..14) + minimum: 0 + maximum: 14 + + required: + - reg + + required: + - compatible + - "#address-cells" + - "#size-cells" + + watchdog: + type: object + + $ref: /schemas/watchdog/watchdog.yaml + + properties: + compatible: + const: sony,cronos-watchdog + + timeout-sec: true + + required: + - compatible + + additionalProperties: false + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include + i2c { + #address-cells =3D <1>; + #size-cells =3D <0>; + + smc@3f { + compatible =3D "sony,cronos-smc"; + reg =3D <0x3f>; + + timeout-sec =3D <20>; + + watchdog { + compatible =3D "sony,cronos-watchdog"; + }; + + leds { + compatible =3D "sony,cronos-led"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + multi-led@0 { + /* + * No subnodes are needed, this controller only suppor= ts RGB + * LEDs. + */ + reg =3D <0>; + color =3D ; + function =3D LED_FUNCTION_STATUS; + }; + }; + }; + }; + --=20 2.39.5