From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (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 74F55231824; Mon, 21 Jul 2025 03:01:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753066877; cv=none; b=uLv/tlZsUOcd18jDX96ig2CzwjllwO9/YLiTLwRVMezo/G3SQnYdGI5+791tr78sjkMP3zzL2KTVoCCKcOLnN38mQjPsgAnxF76BLPmilVb7XopH2tnFnJYNQ1RvWyNnvg26TPIQ9Ajdyy+wIMh1gU9Gx4y6ZmxQXqqGnPHrNcE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753066877; c=relaxed/simple; bh=P5/2XPz98ClkoAoXRMzbxKUyEvZuY8O/vm7ocp5NTgI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=A0FFxn2bybUdP8oYYzdDWUUryHjrliN7qGjbFQeKt1b0cWJvc8mJEN1TNRKvTNnPDUMqypNDKGmTJ331ROrCVo2H0oLtBL52KwCOuxnJBNAfxSmSM9v0rIHXZhF/VrUH+2gcVXvCxr4vrUhi1L+cWvtxu3nBQA4F2sfQSkxvkj4= 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=bst/akxN; arc=none smtp.client-ip=209.85.214.176 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="bst/akxN" Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-234b440afa7so36127795ad.0; Sun, 20 Jul 2025 20:01:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1753066876; x=1753671676; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=MU8Gw8tbO6qz4iZSksnsNZa290457GeKEn/IZPBnLlA=; b=bst/akxNOEv3sGa+BV9rtJap/qhGGINCZ+ueFC2yFupSdKUx5h2mwA1O+oKFip9ho1 WTQkjLQqgj+QtBnvtWMa4RqeWiPvW+Tn612Bg4drj7vFqvEilR/GoHr36rLILtErYDJt rl4p5xdumtqxI05D+9SyW4X0ZaKAyB+OqnFsMpgyD19x2/2Fj3dJk5POGOaCilfrgva1 3isMIa31rohc3Rj12C9hEQ0HU3PlGT/GxqKnuDljfrTrzv/q6Z5wcqltL3HMbCn9kaEO PDjEJYu4lT8Jy1u7H4T+TOF90b2wDBjb9EOyQisXuO1ejTcKlpveD4tvdJYWgP+7UxdV /yFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1753066876; x=1753671676; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=MU8Gw8tbO6qz4iZSksnsNZa290457GeKEn/IZPBnLlA=; b=LjeGLkjazoot59UA/vdXm+7XElFUsUu2iHT9AVFSx62oORjzsHtV+eCzYnBUQzrLKL +IZp6iUlCl4fNmSEBCFTEsp9KAcFAKbllzIFglw5serT34HObH2cX2XeToBpebWtNABt Y7Z3DiIyjeh6FlwkGQk5q0cvQQd62/XpjsTFe6vIIcmhCRJrRr8iABPW1NlOBD2M2wDa ARhomKFXZdYfzkla2IaB9MKaPgj8bLNajtW4becQFUtxmIXcBWNxCq4JvRukSfEwQT77 09OoVqM3cUg4+RM/QxeWV0MArV4V7BqpE7Lmr02C8YjPOU7qhNCNkfKxVeDlxmnkolaS 6teQ== X-Forwarded-Encrypted: i=1; AJvYcCVED61IX7UyVBa+NbnCIBBnig4PM+xc1AoKFtI56ymqPGOodT7su78JbOE6ccmSJTbY8w/hyql4N1XGQtU=@vger.kernel.org, AJvYcCXe6GYi2gZoi7Ww7PJPc7HZGT5H1MD/jCj9EuGQm8VWf5+AfewQ4m1vZsQGTF48WDQNR4YBjA5+YSLnStc=@vger.kernel.org X-Gm-Message-State: AOJu0YybRbYBIZ+qoiaY6lbsctF4daB8bPJbLBQhzuORkWYJo4TJEk20 AIDyyUyMlEbLY5T51SBSUgUhZh8mmfSSV/xbXt9EiAvcDJrAjkwM9d19 X-Gm-Gg: ASbGncv4bG6W2LYInXnCuQjVrljEnniu/upK0T/+7tpdj/X2OwtFE/oK1Exg87yJVjx pwSz6285QsW0v6XpLT1mnlkHokqRewwphnIdwRAqjsDGbU4Ae99bFGLMJAYTj3GviN6zCNoEXf9 dgR54CaO4BdV6RkVJNoMeYDaijTBcAOCQ96O9OuzWxytAb5UyssBt2VDH17b+1bAdnLVSmK8oWD rUUtNxgAmvMxeJn6fwk0FD+Ij4yKggMeJtAsuLO6Ijq/swC0MiQQAm3RMNUBtldEUiDZo+VxAB/ W3ias/uylAhIL6+x7f+tVX0RvTEgVp0XHeTWbXcKmEl69QL9xWcwhEYv5s5npUUk2Y/VXFtv/cW WHp2MhrC+txdFGjLzxGT4RNrwhAomWO2ER2/Wp5Ll3t5JJfi8LNg= X-Google-Smtp-Source: AGHT+IFP/N6z1VIii8Bp2Fa16eo13Y1LJqN122XUWAoeHZN2w85YjM8rCk1T3sf8CFfVOtmk8beZ4Q== X-Received: by 2002:a17:903:2f0d:b0:235:e9fe:83c0 with SMTP id d9443c01a7336-23e30338918mr211612585ad.27.1753066875644; Sun, 20 Jul 2025 20:01:15 -0700 (PDT) Received: from [127.0.1.1] (211-23-39-77.hinet-ip.hinet.net. [211.23.39.77]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-23e3b6cfdbdsm48264795ad.150.2025.07.20.20.01.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Jul 2025 20:01:15 -0700 (PDT) From: LiangCheng Wang Date: Mon, 21 Jul 2025 11:00:48 +0800 Subject: [PATCH v3 2/3] dt-bindings: display: Add Mayqueen Pixpaper e-ink panel Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250721-drm-v3-2-e16c3cee7263@gmail.com> References: <20250721-drm-v3-0-e16c3cee7263@gmail.com> In-Reply-To: <20250721-drm-v3-0-e16c3cee7263@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , Wig Cheng , LiangCheng Wang Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1753066865; l=2161; i=zaq14760@gmail.com; h=from:subject:message-id; bh=P5/2XPz98ClkoAoXRMzbxKUyEvZuY8O/vm7ocp5NTgI=; b=ouZIEOXAZDz+gDkQdTxx/tKs6+3niY3xZuVKtci609CE7URJ59icO+k/+UP37nLGjQUkfRRj1 RSqSRsyHgAdBsQBzcDc/NUw9oVrR5L4niFLA7WwZdoiuW/B65NuXf8P X-Developer-Key: i=zaq14760@gmail.com; a=ed25519; pk=5IaLhzvMqasgGPT47dsa8HEpfb0/Dv2BZC0TzSLj6E0= The binding is for the Mayqueen Pixpaper e-ink display panel, controlled via an SPI interface. Signed-off-by: LiangCheng Wang Reviewed-by: Rob Herring (Arm) --- .../bindings/display/mayqueen,pixpaper.yaml | 63 ++++++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mayqueen,pixpaper.yaml b/Documentation/devicetree/bindings/display/mayqueen,pixpaper.yaml new file mode 100644 index 0000000000000000000000000000000000000000..cd27f8ba5ae1d94660818525b5fa71db98c8acb7 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mayqueen,pixpaper.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mayqueen,pixpaper.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mayqueen Pixpaper e-ink display panel + +maintainers: + - LiangCheng Wang + +description: + The Pixpaper is an e-ink display panel controlled via an SPI interface. + The panel has a resolution of 122x250 pixels and requires GPIO pins for + reset, busy, and data/command control. + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + const: mayqueen,pixpaper + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 1000000 + default: 1000000 + + reset-gpios: + maxItems: 1 + + busy-gpios: + maxItems: 1 + + dc-gpios: + maxItems: 1 + +required: + - compatible + - reg + - reset-gpios + - busy-gpios + - dc-gpios + +unevaluatedProperties: false + +examples: + - | + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + display@0 { + compatible = "mayqueen,pixpaper"; + reg = <0>; + spi-max-frequency = <1000000>; + reset-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>; + busy-gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>; + dc-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; + }; + }; -- 2.34.1