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[83.233.6.197]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-30dd2aa9118sm19336801fa.14.2025.04.01.23.12.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Apr 2025 23:12:38 -0700 (PDT) From: Marcus Folkesson Subject: [PATCH 0/3] Add support for Sitronix ST7571 LCD controller Date: Wed, 02 Apr 2025 08:12:09 +0200 Message-Id: <20250402-st7571-v1-0-351d6b9eeb4a@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@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=H4sIADnV7GcC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1MDEwND3eISc1NzQ11LYwujJMvktGQD4zQloOKCotS0zAqwQdGxtbUABH9 MUlgAAAA= X-Change-ID: 20250401-st7571-9382b9cfc03f To: 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, Marcus Folkesson X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1317; i=marcus.folkesson@gmail.com; h=from:subject:message-id; bh=9eeOR4+3JgcxriKPV7Ry8TZTkJpSspY/e5izNWMiFoY=; b=owEBbQKS/ZANAwAIAYiATm9ZXVIyAcsmYgBn7NVCAPpygHz2LMVamGSNTxQMrwwwjg7GS0SGI 3gNeOvWPr6JAjMEAAEIAB0WIQQFUaLotmy1TWTBLGWIgE5vWV1SMgUCZ+zVQgAKCRCIgE5vWV1S MqbyD/9yIWLNwspaYsuemQzDd5lGI/ist2Q+gD5h0oPeVW2fp26Em/G2gABUhdzRdw0XrcrBkHD uA+I0Ya4XdX80lrknS+8puTLOqouQPw7AoCMZLHGLpjNF4ng0WlEOyoZhijeSayMtAA6XrrtCrM mmMxaizrR3fAby6bnki5dhgLTkW5j+AnsNb4Z3wQgQS9IgEVv157a8A3uBMleLLG2RwGcAeN2um cpWnlih68CNHZG+P08BCxhWUWpRM8QJDTCAwJHHoIxLI5siSPAfMMzyvZYHT5QLqx6Z5L26x9Wv kb6S6Ka+DrU8kNS+jeWXgCzomRtWamro/hQUTM5AnSXjz8AijFk67SOEe4oPJzIHtoq0Lf9H7l0 ZrgQdAHrxMbhSsBch0kgZYbSYsnuiNPtT4KQsUksV0nwuDgrqnQpcRdhhU4fbXy0+BLuMuwG4/T vz3Jg+SoVnsqaPqPqyfQsz6YFdBm0LAq9AihL/GLeGk5tgCXUUZZk9VTxMcTLiCkx5lDlOt/iBi ndANUXHV4bCMHuQfdrqcUySQ2OWZm8gKRrltHKXCwr8/3moxVGY30ECKedAZ1MyZbSaid0hXiYS 1hSVXQFq6aYYZGb5LIBfPQLWUbPPEUFkfJQ7NOeAS64kLtXCQqbRHihp8xHGTeNRpAPEbL+/0+f WopOzGeqBNn8SoQ== X-Developer-Key: i=marcus.folkesson@gmail.com; a=openpgp; fpr=AB91D46C7E0F6E6FB2AB640EC0FE25D598F6C127 This series add support for the ST7571 LCD Controller. It is a 4 gray scale dot matrix LCD controller that supports several interfaces such as SPI, I2C and a 8bit parallell port. This driver only supports the I2C interface, but all common parts could easily be put into a common file to be used with other interfaces. I only have I2C to test with. The device is a little defiant, it tends to NAK some commands, but all commands takes effect, hence the I2C_M_IGNORE_NAK flag. Signed-off-by: Marcus Folkesson --- Marcus Folkesson (3): dt-bindings: st7571-i2c: Add Sitronix ST7571 panel bindings drm/st7571-i2c: add support for Sitronix ST7571 LCD controller MAINTAINERS: add antry for Sitronix ST7571 LCD controller .../bindings/display/sitronix,st7571-i2c.yaml | 71 +++ MAINTAINERS | 7 + drivers/gpu/drm/tiny/Kconfig | 12 + drivers/gpu/drm/tiny/Makefile | 1 + drivers/gpu/drm/tiny/st7571-i2c.c | 563 +++++++++++++++++++++ 5 files changed, 654 insertions(+) --- base-commit: 1e26c5e28ca5821a824e90dd359556f5e9e7b89f change-id: 20250401-st7571-9382b9cfc03f Best regards, -- Marcus Folkesson