From patchwork Mon Jul 17 08:03:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sandor Yu X-Patchwork-Id: 13316422 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org From: Sandor Yu Subject: [PATCH v7 3/7] dt-bindings: display: bridge: Add Cadence MHDP850 Date: Mon, 17 Jul 2023 16:03:49 +0800 Message-Id: <3646ea4d279838c78e00af1d746e3de34351b083.1689580812.git.Sandor.yu@nxp.com> In-Reply-To: References: MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+lwn-linux-arm-kernel=archive.lwn.net@lists.infradead.org List-Archive: To: andrzej.hajda@intel.com, neil.armstrong@linaro.org, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, vkoul@kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org Cc: kernel@pengutronix.de, linux-imx@nxp.com, Sandor.yu@nxp.com, oliver.brown@nxp.com, alexander.stein@ew.tq-group.com, sam@ravnborg.org Add bindings for Cadence MHDP8501 DisplayPort/HDMI bridge.. Signed-off-by: Sandor Yu --- .../display/bridge/cdns,mhdp8501.yaml | 105 ++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml new file mode 100644 index 000000000000..b983ee765f54 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml @@ -0,0 +1,105 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/cdns,mhdp8501.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence MHDP8501 DP/HDMI bridge + +maintainers: + - Sandor Yu + +description: + Cadence MHDP8501 DisplayPort/HDMI interface. + +properties: + compatible: + enum: + - cdns,mhdp8501 + - fsl,imx8mq-mhdp8501 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + description: MHDP8501 DP/HDMI APB clock. + + phys: + maxItems: 1 + description: + phandle to the DisplayPort or HDMI PHY + + interrupts: + items: + - description: Hotplug cable plugin. + - description: Hotplug cable plugout. + + interrupt-names: + items: + - const: plug_in + - const: plug_out + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: + Input port from display controller output. + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Output port to DisplayPort or HDMI connector. + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - clocks + - interrupts + - interrupt-names + - phys + - ports + +additionalProperties: false + +examples: + - | + #include + #include + + mhdp_dp: dp-bridge@32c00000 { + compatible = "fsl,imx8mq-mhdp8501"; + reg = <0x32c00000 0x100000>; + interrupts = , + ; + interrupt-names = "plug_in", "plug_out"; + clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>; + phys = <&dp_phy>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + mhdp_in: endpoint { + remote-endpoint = <&dcss_out>; + }; + }; + + port@1 { + reg = <1>; + + mhdp_out: endpoint { + remote-endpoint = <&dp_connector>; + }; + }; + }; + };