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[76.244.6.13]) by smtp.gmail.com with ESMTPSA id l26-20020a9d709a000000b00661b46cc26bsm6224546otj.9.2022.11.29.09.29.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Nov 2022 09:29:18 -0800 (PST) From: Chris Morgan To: linux-rockchip@lists.infradead.org Subject: [PATCH V4 0/3] drm/panel: Add Samsung AMS495QA01 Panel Date: Tue, 29 Nov 2022 11:29:09 -0600 Message-Id: <20221129172912.9576-1-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, sam@ravnborg.org, Chris Morgan , dri-devel@lists.freedesktop.org, robh+dt@kernel.org, thierry.reding@gmail.com, krzysztof.kozlowski+dt@linaro.org, maccraft123mc@gmail.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Chris Morgan Add the Samsung AMS495QA01 panel as found on the Anbernic RG503. This panel uses DSI to receive video signals, but 3-wire SPI to receive command signals. Changes since V3: - Updated documentation to add spi-peripheral-props.yaml per updates made for similar devices. Note that I removed a "Reviewed-by" tag from Rob Herring since this change probably needs to be confirmed. - Added binding for RG503, since this device is now accepted with this request: https://lore.kernel.org/linux-rockchip/166274831283.21181.6861718157177507544.b4-ty@sntech.de/ Changes since V2: - Added 50hz mode at request of userspace devs. - Renamed "dupa" to panel name. Good catch Maya. - Added Maya's Signed-off-by. - Removed check for max backlight, since it is already done by backlight_device_set_brightness. - Fixed minor formatting issues on devicetree binding documentation and added port to provided example. Changes since V1: - Removed errant reference to backlight in documentation. This is an OLED panel. - Made elvss regulator optional. In my case its hard wired and not controllable. - Added "prepared" enum to track panel status to prevent unbalanced regulator enable/disable. Chris Morgan (3): dt-bindings: display: panel: Add Samsung AMS495QA01 drm/panel: Add Samsung AMS495QA01 MIPI-DSI LCD panel arm64: dts: rockchip: add display to RG503 .../display/panel/samsung,ams495qa01.yaml | 57 ++ .../dts/rockchip/rk3566-anbernic-rg503.dts | 61 ++ drivers/gpu/drm/panel/Kconfig | 10 + drivers/gpu/drm/panel/Makefile | 1 + .../gpu/drm/panel/panel-samsung-ams495qa01.c | 547 ++++++++++++++++++ 5 files changed, 676 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/samsung,ams495qa01.yaml create mode 100644 drivers/gpu/drm/panel/panel-samsung-ams495qa01.c -- 2.25.1