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[211.23.39.77]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-237d83cf981sm11431995ad.59.2025.06.20.00.19.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Jun 2025 00:19:02 -0700 (PDT) From: LiangCheng Wang To: conor@kernel.org Cc: drm@lists.freedesktop.org, devicetree@vger.kernel.org, noralf@tronnes.org, robh+dt@kernel.org, krzk@kernel.org, zaq14760@gmail.com, onlywig@gmail.com, cip-dev@lists.cip-project.org Subject: [PATCH v2 0/3] drm/tiny: Add MAYQUEEN PIXPAPER e-ink panel support Date: Fri, 20 Jun 2025 15:18:25 +0800 Message-Id: <20250620071825.741903-1-zaq14760@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250620035310.735055-1-lcwang@ieiworld.com> References: <20250620035310.735055-1-lcwang@ieiworld.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series adds support for the MAYQUEEN PIXPAPER e-ink panel (122x250 pixels, SPI-controlled) to the tiny drm subsystem. Patches (must be applied in order due to dependencies): Patch 1/3: Adds 'mayqueen' vendor prefix. Patch 2/3: Implements PIXPAPER tiny drm driver. Patch 3/3: Adds PIXPAPER device tree bindings. Tested on PIXPAPER hardware with linux-5.10.y-cip, verifying display initialization and refresh. All patches pass checkpatch.pl. Signed-off-by: Wig Cheng Signed-off-by: LiangCheng Wang -- LiangCheng Wang (2): drm: tiny: Add support for PIXPAPER e-ink panel dt-bindings: display: Add MAYQUEEN PIXPAPER e-ink panel Wig Cheng (1): dt-bindings: vendor-prefixes: Add Mayqueen name Changes in v2: - Corrected capitalization in the title. - Removed unnecessary '|' from description. - Removed redundant description lines for standard properties - Added 'maximum: 1000000' for spi-max-frequency property definition - Changed 'additionalProperties: false' to 'unevaluatedProperties: false' .../bindings/display/mayqueen,pixpaper.yaml | 67 ++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + MAINTAINERS | 6 + drivers/gpu/drm/tiny/Kconfig | 11 + drivers/gpu/drm/tiny/Makefile | 1 + drivers/gpu/drm/tiny/pixpaper.c | 716 ++++++++++++++++++ 6 files changed, 803 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mayqueen,pixpaper.yaml create mode 100644 drivers/gpu/drm/tiny/pixpaper.c -- 2.34.1