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[211.23.39.77]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74ce359ecd6sm11971174b3a.24.2025.07.08.03.06.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Jul 2025 03:06:48 -0700 (PDT) From: LiangCheng Wang Subject: [PATCH 0/3] Add support for Mayqueen Pixpaper e-ink panel Date: Tue, 08 Jul 2025 18:06:43 +0800 Message-Id: <20250708-drm-v1-0-45055fdadc8a@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIALPtbGgC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1MDcwML3ZSiXF0zAyPDlDQDc0PTFHMloMqCotS0zAqwKdGxtbUAx0P6GFU AAAA= X-Change-ID: 20250708-drm-6021df0715d7 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 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, LiangCheng Wang X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1751969205; l=1527; i=zaq14760@gmail.com; h=from:subject:message-id; bh=DJs59o4WehjmGxNS4SUdfWEn70hAjnKKeH5GnQIdDbU=; b=Cddh6f7PYm3rLh7hGUFh8fC8fYCmyZAGFkavUUPQkPthhX6pajTOcq9wShhDXhev1VSDI76LZ tLwkgNYMeAFA6tUsfB8XUgLmxsQn3B2llKzwxsA7f5xXXlqR0ySokmD X-Developer-Key: i=zaq14760@gmail.com; a=ed25519; pk=5IaLhzvMqasgGPT47dsa8HEpfb0/Dv2BZC0TzSLj6E0= This patch series adds support for the Mayqueen Pixpaper e-ink display panel, controlled via SPI. The series includes: - A new vendor-prefix entry for "mayqueen" - Device tree binding documentation for the Pixpaper panel - A DRM tiny driver implementation for the Pixpaper panel - A MAINTAINERS entry for the Pixpaper DRM driver and binding The panel supports 122x250 resolution with XRGB8888 format and uses SPI, along with GPIO lines for reset, busy, and data/command control. The driver has been tested on: - Raspberry Pi 2 Model B with Linux kernel 6.16. Feedback is welcome. Best regards, LiangCheng Wang Signed-off-by: LiangCheng Wang --- LiangCheng Wang (2): drm: tiny: Add support for Mayqueen Pixpaper e-ink panel dt-bindings: display: Add Mayqueen Pixpaper e-ink panel Wig Cheng (1): dt-bindings: vendor-prefixes: Add Mayqueen name .../bindings/display/mayqueen,pixpaper.yaml | 63 ++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + MAINTAINERS | 6 + drivers/gpu/drm/tiny/Kconfig | 15 + drivers/gpu/drm/tiny/Makefile | 1 + drivers/gpu/drm/tiny/pixpaper.c | 784 +++++++++++++++++++++ 6 files changed, 871 insertions(+) --- base-commit: d7b8f8e20813f0179d8ef519541a3527e7661d3a change-id: 20250708-drm-6021df0715d7 Best regards, -- LiangCheng Wang