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[220.246.252.84]) by smtp.gmail.com with ESMTPSA id q9-20020a170902bd8900b0018099c9618esm3564425pls.231.2023.02.10.08.19.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Feb 2023 08:19:34 -0800 (PST) From: Jianhua Lu To: Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Jianhua Lu Subject: [PATCH 1/2] dt-bindings: display: panel: Add Novatek NT36523 bindings Date: Sat, 11 Feb 2023 00:19:24 +0800 Message-Id: <20230210161925.32343-1-lujianhua000@gmail.com> X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757461750213754115?= X-GMAIL-MSGID: =?utf-8?q?1757461750213754115?= Novatek NT36523 is a display driver IC that can drive DSI panel. It is also present in the csot and boe video mode panels. It is found in Xiaomi Mi Pad 5 series. Signed-off-by: Jianhua Lu --- .../display/panel/novatek,nt36523.yaml | 101 ++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml new file mode 100644 index 000000000000..a7098d0ce7e1 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml @@ -0,0 +1,101 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/novatek,nt36523.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Novatek NT36523 based DSI display Panels + +maintainers: + - Jianhua Lu + +description: | + The nt36523 IC from Novatek is a generic DSI Panel IC used to drive dsi + panels. + Right now, only support cost and boe LCD display panels with the + resolution of 1600x2560. It is a video mode DSI panel. + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + items: + - enum: + - xiaomi,elish-csot-nt36523 + - xiaomi,elish-boe-nt36523 + - const: novatek,nt36523 + description: This indicates the panel manufacturer of the panel that is + in turn using the NT36523 panel driver. This compatible string + determines how the NT36523 panel driver is configured for the indicated + panel. The novatek,nt36523 compatible shall always be provided as a fallback. + + reset-gpios: + maxItems: 1 + description: phandle of gpio for reset line - This should be 8mA, gpio + can be configured using mux, pinctrl, pinctrl-names (active high) + + vddio-supply: + description: regulator that supplies the I/O voltage + + vddpos-supply: + description: positive boost supply regulator + + vddneg-supply: + description: negative boost supply regulator + + reg: true + ports: true + backlight: true + +required: + - compatible + - reg + - vddio-supply + - vddpos-supply + - vddneg-supply + - reset-gpios + - ports + +unevaluatedProperties: false + +examples: + - |+ + #include + + dsi0 { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "xiaomi,elish-csot-nt36523", "novatek,nt36523"; + reg = <0>; + vddio-supply = <&vreg_l14a_1p88>; + vddpos-supply = <&lcd_vddpos_5p5>; + vddneg-supply = <&lcd_vddneg_5p5>; + + backlight = <&backlight>; + reset-gpios = <&tlmm 75 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + panel_in_0: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1{ + reg = <1>; + panel_in_1: endpoint { + remote-endpoint = <&dsi1_out>; + }; + }; + }; + }; + }; + +...