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Mon, 12 Oct 2026 08:05:20 +0000 X-MS-Exchange-Authentication-Results: mx.microsoft.com 1; spf=pass (sender IP is 222.71.101.198) smtp.mailfrom=cixtech.com; dkim=none (message not signed) header.d=none;dmarc=bestguesspass action=none header.from=cixtech.com; Received-SPF: Pass (protection.outlook.com: domain of cixtech.com designates 222.71.101.198 as permitted sender) receiver=protection.outlook.com; client-ip=222.71.101.198; helo=smtprelay.cixcomputing.com; pr=C Received: from smtprelay.cixcomputing.com (222.71.101.198) by OSA0EPF000000CA.mail.protection.outlook.com (10.167.240.56) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.522.6 via Frontend Transport; Mon, 12 Oct 2026 08:05:20 +0000 Received: from localhost.localdomain (unknown [172.16.64.56]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id 176E7427E3AC; Mon, 12 Oct 2026 16:05:18 +0800 (CST) From: Luo Liu To: vkoul@kernel.org, neil.armstrong@linaro.org, mani@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, gary.yang@cixtech.com, fugang.duan@cixtech.com, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: cix-kernel-upstream@cixtech.com, p.zabel@pengutronix.de, linux-kernel@vger.kernel.org, Luo.Liu@cixtech.com, Wuyi.Shen@cixtech.com, EastLake.Yang@cixtech.com Subject: [PATCH 1/3] dt-bindings: phy: Add CIX Sky1 DP PHY Date: Mon, 12 Oct 2026 16:05:15 +0800 Message-Id: <20261012080517.566920-2-Luo.Liu@cixtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20261012080517.566920-1-Luo.Liu@cixtech.com> References: <20261012080517.566920-1-Luo.Liu@cixtech.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: OSA0EPF000000CA:EE_|TYZPR06MB5639:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: 377aaca3-f0d1-4c6f-c606-08df28378f97 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|1800799024|36860700016|82310400026|42112799006|376014|7416014|10067099003|3023799007|261009223027099003|921020|22082099003|18002099003|56012099006; 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Add a MAINTAINERS entry for the binding and driver. Signed-off-by: Luo Liu --- .../bindings/phy/cix,sky1-dp-phy.yaml | 53 +++++++++++++++++++ MAINTAINERS | 8 +++ 2 files changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml diff --git a/Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml b/Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml new file mode 100644 index 000000000000..c6914cab74e0 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/cix,sky1-dp-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CIX Sky1 DisplayPort PHY + +maintainers: + - Luo Liu + +description: + The CIX Sky1 DP PHY provides the PMA/CDB register interface for the + dedicated DisplayPort instance on CIX Sky1. + +properties: + compatible: + const: cix,sky1-dp-phy + + reg: + maxItems: 1 + + "#phy-cells": + const: 0 + + resets: + maxItems: 1 + description: PHY hardware reset + + cix,external-dp: + type: boolean + description: + Use voltage swing values suitable for an external DisplayPort + connector instead of the default low-voltage values. + +required: + - compatible + - reg + - "#phy-cells" + - resets + +additionalProperties: false + +examples: + - | + #include + + phy@1414c000 { + compatible = "cix,sky1-dp-phy"; + reg = <0x1414c000 0x4000>; + resets = <&s5_syscon SKY1_DP_PHY_RST_N>; + #phy-cells = <0>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 3a19da74d00c..b46d0f4220a9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6360,6 +6360,14 @@ M: Satish Kharat S: Supported F: drivers/infiniband/hw/usnic/ +CIX SKY1 DISPLAYPORT PHY DRIVER +M: Luo Liu +R: CIX Linux Kernel Upstream Group +L: linux-phy@lists.infradead.org +S: Maintained +F: Documentation/devicetree/bindings/phy/cix,sky1-dp-phy.yaml +F: drivers/phy/cix/ + CLANG CONTEXT ANALYSIS M: Marco Elver R: Bart Van Assche -- 2.25.1