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Sun, 15 Mar 2026 07:46:09 -0700 (PDT) Received: from nuvole ([109.166.36.159]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35a02e196fdsm14022887a91.2.2026.03.15.07.46.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Mar 2026 07:46:09 -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 v2 0/2] drm/panel: Add Himax HX83121A panel driver Date: Sun, 15 Mar 2026 22:45:34 +0800 Message-ID: <20260315144536.515032-1-mitltlatltl@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add a driver for panels using the Himax HX83121A Display Driver IC, including support for the BOE/CSOT PPC357DB1-4, found in HUAWEI Matebook E Go series (Gaokun2/3). Signed-off-by: Pengyu Luo --- base-commit: d517cb8cea012f43b069617fc8179b45404f8018 --- Changes in v3: - remove '|' from description (Krzysztof) - drop description for reset-gpios (Krzysztof) - use backlight_enable instead of backlight_update_status to avoid NULL ptr - Link to v2: https://lore.kernel.org/dri-devel/20260305084810.370024-1-mitltlatltl@gmail.com Changes in v2: - fix dt_binding_check (Rob) - use devm_drm_panel_alloc (Neil) - move panels specific chunks before module probe function. (Neil) - fix supply in .c file - do not initialise statics to false - Link to v1: https://lore.kernel.org/dri-devel/20260303115730.9580-1-mitltlatltl@gmail.com Pengyu Luo (2): dt-bindings: display: panel: Add Himax HX83121A drm/panel: Add Himax HX83121A panel driver .../display/panel/himax,hx83121a.yaml | 86 ++ drivers/gpu/drm/panel/Kconfig | 11 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-himax-hx83121a.c | 750 ++++++++++++++++++ 4 files changed, 848 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/himax,hx83121a.yaml create mode 100644 drivers/gpu/drm/panel/panel-himax-hx83121a.c -- 2.53.0