From nobody Tue Apr 7 05:42:48 2026 Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5E26236C9E8 for ; Mon, 16 Mar 2026 08:41:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773650484; cv=none; b=r7cdwA9oqfQ7Wi5B267zF/JPpVOLslyZr9zcNOxIuXbBDPHqL2q8GTpydFkv1BxhaEK1+/XvlLs/oxyKhJaEzvQchnmVt2lHtZ8rJ5beUuRvjfkDBBamNj+yc+eB3daiugehSqbupOncLCysVkGBu//8cDyNqi7KRcp/HKghEu4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773650484; c=relaxed/simple; bh=jvkLzgCnkiUvfbAQ/H975bvvQFnAG0JL11VQPZSQyks=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jSh31gaa0Np6zgdwojtNsToyC3CGfyr1/OLhiiMZf0JYgLpAE2LJpwVfyIad9Rf6w64i76ML33BuwMqs20viw78P+zVvZcIfVq8EqotWUs6RAoNGcSTuYVoIl8mAanMTmqVRZwsm/zytPHasw75TENlS7pS59x1Scy9mtAs+v7A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=NkgbmpgU; arc=none smtp.client-ip=209.85.214.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NkgbmpgU" Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-2b056b7f783so2783075ad.1 for ; Mon, 16 Mar 2026 01:41:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1773650483; x=1774255283; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=l6XtG3AvTvkCvaM5JUgbGWufscX9JqZNMjL0RdIiJ6c=; b=NkgbmpgUMal/QpIMFcDq7VnNSIyaszVrf6oDOU69umjfpMdT/4pywhhtWdtpPJF0+p foiKhzONlBFvHa88+jHuXwz4ycr1P382tvqNKxPpQSSyFXoTJbVmxyYCCTwgt0dAeMnB ooWJkYGP4rD6Iy5qO/u3ouCZscccfVcjyJHDTf/GbWWvKszQipG0iLeuM+36hFvg6r8m IijPbAcsgzzOlcyg6dRId28e/2uKVeUZlfzMEVJ/7NIxWXk/1fEhl2GJTtjWQIALwop+ Ysdu4AUKZf7Xt7xTsGfCtp0zkHN/aPXOm8bkAy6V1HVdBHWMuurCd5o3O1XmkRaxfwUi X4mQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773650483; x=1774255283; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=l6XtG3AvTvkCvaM5JUgbGWufscX9JqZNMjL0RdIiJ6c=; b=lDMizm3ydcEcLQw70iJYLoHnhn2I14N7OY955XxfhcVyUaFka9RVV9wlX4gmJ0Kngb VJJCq+P6SRBso9Cm4CZM36VNpX7+xNtUZq3g/3pyk8ptgRmutJXJdDqsHiympyrSqJfi 0Xl5bXuTZuhgDiCdMKag7T7h+B4eTcyFcDINr81p75wzQx4GBb2NQkfBYuYbKqelDvjE d7dglgcse7vLuStWadHm572LscPvbXiqH1yBLRtRhgWgn1f30EOjiR47/hGoAFEYV/aY OTL7XEr0ZuNOdpv/Kg9Ea2E0879sUZKBmVda/PL3AEPB3hlrLTHgTAYu7XGXBMBa/GQr Pf0g== X-Forwarded-Encrypted: i=1; AJvYcCURNN8ufYKob0dqiV+ucOK/ePJX8qk07GDzb9c60TsOJnTmjDGPmaj4NZv0gWQ2rjP8lX8KV6WLFB9wLLM=@vger.kernel.org X-Gm-Message-State: AOJu0YziVIbMH6sfcgDytf1CE/0e7jeJC8DcXVyn6JxgCNqTv/eMu/Dl aDxAE/CClsYfe6EwpgB8E8uueKR4i3GMy2qEVFzNNGO6sJeYZQ9PRJPQ X-Gm-Gg: ATEYQzx3yc9A+uEgh0ADALKytik7HBK1+ooXnEe9tZEDA3SaHyJspVcmrQ86ewZWR65 FhnMhu9RhZE3QSK4IjcNwJk8Ae31R5DdZZbh1wTN8ABGIqUGBAgpttSTrz8wQV4eKi5TQxtC36e DwXAIjbfRB8l4SGwVV0rBQhroOQ+SxKqeLgyHZf823B5zjPRdghaB+RhbN29QIXBTHWU4++FBvX so11A+NsS5zamgyp5xNLKqHEt5TA7bv8A+lKrMaLf7oTjLaHzm3ds4WMd0Y9m4OwAAjIc24aqIQ Tld+lNSgpsbI39B2sAsyMcz8sGZL7wAwneuKIn9adShSTTrBvgaGdgtueat97FxGrajDbANAS8k O6R7fwY9Irgtw8vmGBW4BMphxLB6lPo6UPoy9k+AMGiBkVBUWUMRhujxGX0JuypWJFUl8rZ3EZo QtKFtfii3Cj2zUMOHq/KfckMNaxDGT X-Received: by 2002:a17:902:ec91:b0:2ae:4d6b:b2c7 with SMTP id d9443c01a7336-2aeca50068bmr112406065ad.9.1773650482642; Mon, 16 Mar 2026 01:41:22 -0700 (PDT) Received: from nuvole ([109.166.36.159]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2aece83188csm101699045ad.75.2026.03.16.01.41.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Mar 2026 01:41:22 -0700 (PDT) From: Pengyu Luo To: Neil Armstrong , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Pengyu Luo Subject: [PATCH v4 1/2] dt-bindings: display: panel: Add Himax HX83121A Date: Mon, 16 Mar 2026 16:40:39 +0800 Message-ID: <20260316084040.728106-2-mitltlatltl@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260316084040.728106-1-mitltlatltl@gmail.com> References: <20260316084040.728106-1-mitltlatltl@gmail.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" HX83121A is a driver IC used to drive MIPI-DSI panels. It is found in HUAWEI Matebook E Go series (Gaokun2/3) with BOE or CSOT panels. Signed-off-by: Pengyu Luo Reviewed-by: Rob Herring (Arm) --- v4: - use v2 as the base since v3 was using v1 as the base by mistake - remove '|' from description (Krzysztof) - drop description for reset-gpios (Krzysztof) v3: - remove '|' from description (Krzysztof) - drop description for reset-gpios (Krzysztof) --- .../display/panel/himax,hx83121a.yaml | 91 +++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/himax,h= x83121a.yaml diff --git a/Documentation/devicetree/bindings/display/panel/himax,hx83121a= .yaml b/Documentation/devicetree/bindings/display/panel/himax,hx83121a.yaml new file mode 100644 index 0000000000..e067a2f6d0 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/himax,hx83121a.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/himax,hx83121a.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Himax HX83121A based DSI display Panels + +maintainers: + - Pengyu Luo + +description: + The Himax HX83121A is a generic DSI Panel IC used to drive dsi + panels. Support video mode panels from China Star Optoelectronics + Technology (CSOT) and BOE Technology. + +allOf: + - $ref: panel-common-dual.yaml# + +properties: + compatible: + items: + - enum: + - boe,ppc357db1-4 + - csot,ppc357db1-4 + - const: himax,hx83121a + + reg: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + avdd-supply: + description: analog positive supply for IC + + avee-supply: + description: analog negative supply for IC + + vddi-supply: + description: power supply for IC + + backlight: true + ports: true + +required: + - compatible + - reg + - vddi-supply + - reset-gpios + - ports + +additionalProperties: false + +examples: + - | + #include + + dsi { + #address-cells =3D <1>; + #size-cells =3D <0>; + + panel@0 { + compatible =3D "csot,ppc357db1-4", "himax,hx83121a"; + reg =3D <0>; + + vddi-supply =3D <&vreg_l2b>; + reset-gpios =3D <&tlmm 38 GPIO_ACTIVE_LOW>; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + panel_in_0: endpoint { + remote-endpoint =3D <&dsi0_out>; + }; + }; + + port@1{ + reg =3D <1>; + panel_in_1: endpoint { + remote-endpoint =3D <&dsi1_out>; + }; + }; + }; + }; + }; + +... --=20 2.53.0