From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out198-20.us.a.mail.aliyun.com (out198-20.us.a.mail.aliyun.com [47.90.198.20]) (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 C20C52FA0C4; Mon, 20 Apr 2026 02:39:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=47.90.198.20 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776652787; cv=none; b=WvzeEqT3hRYhesLZVKcr8IQPY+7bpJTJQu/ZtvmVHeJcYqGYUACME765DOVfEyRMSWyic3YeQUwQ9RAeVs2uTPC34CjIAzrnVRnrHekLJyx5nBq+vPFxZ8mjY/Ef1kxusrCQczDrcddC40v9JLyhuJj14zqjSJvpT+6FWVnIV8Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776652787; c=relaxed/simple; bh=sXGzw0SaheHxvM+yDjhkIt9iDq6X84Mi4MvfA1Pj9AM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=COluVaO5uGPWZ0MLJZfjG97x7khtPw4b56VmWln9z8QQmXK4OhTRLv9OTjqKRXWhfQxfLU6DQGfKqorkJryFvPMvzb5a8CDEqy3jG6ltLmubQXdF4m6brNIPYyTc+Yke5AZh7AmCtxvtwOD2XuGDuv9NZTVfQ2LkbC0wUberQyc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lontium.com; spf=pass smtp.mailfrom=lontium.com; dkim=pass (2048-bit key) header.d=lontium.com header.i=@lontium.com header.b=lAQNjAth; arc=none smtp.client-ip=47.90.198.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lontium.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lontium.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lontium.com header.i=@lontium.com header.b="lAQNjAth" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=lontium.com; s=default; t=1776652765; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=0F0EvAAE+CnWiQhcCA0mRZ4UGdtN6zmfX1qElHsMKOY=; b=lAQNjAthfQedvGS4T3QceHuWkX8rHh1okHlfRDQRddKRSyiPsDRaUH2Szu10MQFiBpKDEJXEEEeClpCriSQxIZzHH1qL4s7rA/cb63lwld/9pvPS/GEjY8s77o7aICvKDQ3KKvj9sC4MhhkVtwjmg1gFd433YH8f76QD9pt9I+zlWVTFbGiay0BeTWO4QRViaPkDuo1dar3dufoHatkMUTKBLcB13f7Rzdk/0wxDWJZB0sPa1vSt9hdPEHHIhS9AkXLP4yptJHdvwEHDa2L/ZR1cCFge8now3+0AWrlbV8Nx4mwNu0ngQgCe+PptlEGb2IOpyPTxrZwh+lT6nkv9Mg== X-Alimail-AntiSpam:AC=CONTINUE;BC=0.07761437|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.0631755-0.000267913-0.936557;FP=12538500463005234610|0|0|0|0|-1|-1|-1;HT=maildocker-contentspam033032023038;MF=syyang@lontium.com;NM=1;PH=DS;RN=19;RT=19;SR=0;TI=SMTPD_---.hFmvE2f_1776652441; Received: from DESKTOP-V2MKAT2.localdomain(mailfrom:syyang@lontium.com fp:SMTPD_---.hFmvE2f_1776652441 cluster:ay29) by smtp.aliyun-inc.com; Mon, 20 Apr 2026 10:34:04 +0800 From: syyang@lontium.com To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, andrzej.hajda@intel.com, neil.armstrong@linaro.org, dmitry.baryshkov@oss.qualcomm.com, maarten.lankhorst@linux.intel.com, rfoss@kernel.org, mripard@kernel.org Cc: Laurent.pinchart@ideasonboard.com, tzimmermann@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, yangsunyun1993@gmail.com, xmzhu@lontium.corp-partner.google.com, Sunyun Yang Subject: [PATCH 1/2] dt-bindings:bridge Add LT7911EXC binding Date: Mon, 20 Apr 2026 10:33:53 +0800 Message-Id: <20260420023354.1192642-2-syyang@lontium.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260420023354.1192642-1-syyang@lontium.com> References: <20260420023354.1192642-1-syyang@lontium.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sunyun Yang -binding for lt7911exc. Signed-off-by: Sunyun Yang --- .../display/bridge/lontium,lt7911exc.yaml | 91 +++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/lontium,lt7911exc.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt7911exc.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt7911exc.yaml new file mode 100644 index 000000000000..54a73d41635a --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt7911exc.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/lontium,lt7911exc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Lontium LT7911EXC eDP to MIPI Bridge + +maintainers: + - Sunyun Yang + +properties: + compatible: + enum: + - lontium,lt7911exc + + reg: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: GPIO connected to RST_ pin. + + vdd-supply: + description: Regulator for 1.2V MIPI phy power. + + vcc-supply: + description: Regulator for 3.3V IO power. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for mipi dsi output. + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for eDP input. + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - reset-gpios + - vdd-supply + - vcc-supply + - ports + +additionalProperties: false + +examples: + - | + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + mipi-bridge@41 { + compatible = "lontium,lt7911exc"; + reg = <0x41>; + reset-gpios = <&gpy8 8 GPIO_ACTIVE_HIGH>; + vdd-supply = <<7911exc_1v2>; + vcc-supply = <<7911exc_3v3>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + + port@1 { + reg = <1>; + + bridge_in: endpoint { + remote-endpoint = <&edp_out>; + }; + }; + }; + }; + }; -- 2.34.1