Add bindings for i.MX8MQ MHDP DisplayPort. Signed-off-by: Sandor Yu <Sandor.yu@xxxxxxx> --- .../display/bridge/cdns,mhdp-imx8mq-dp.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-dp.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-dp.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-dp.yaml new file mode 100644 index 000000000000..06ed881247ea --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp-imx8mq-dp.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/display/bridge/cdns,mhdp-imx8mq-dp.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Cadence MHDP Displayport bridge + +maintainers: + - Sandor Yu <Sandor.yu@xxxxxxx> + +description: + The Cadence MHDP Displayport TX interface. + +properties: + compatible: + enum: + - cdns,mhdp-imx8mq-dp + + reg: + items: + - description: + Memory mapped base address and length of mhdptx apb registers. + + phys: + description: + phandle to the Displayport PHY. + + phy-names: + items: + - const: dpphy + + interrupts: + items: + - description: Hotplug detect interrupter for cable plugin event. + - description: Hotplug detect interrupter for cable plugout event. + + interrupt-names: + items: + - const: plug_in + - const: plug_out + + port: + $ref: /schemas/graph.yaml#/properties/port + description: + A port node pointing to the output port of a display controller.. + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + mhdp: mhdp@32c00000 { + compatible = "cdns,mhdp-imx8mq-dp"; + reg = <0x32c00000 0x100000>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "plug_in", "plug_out"; + phys = <&dp_phy>; + phy-names = "dpphy"; + + port { + hdmi_in: endpoint { + remote-endpoint = <&dcss_out>; + }; + }; + }; -- 2.34.1
