fsl,imx6-hdmi.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/display/imx/fsl,imx6-hdmi.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Freescale i.MX6 DWC HDMI TX Encoder
  8
  9maintainers:
 10  - Philipp Zabel <p.zabel@pengutronix.de>
 11
 12description: |
 13  The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP
 14  with a companion PHY IP.
 15
 16allOf:
 17  - $ref: ../bridge/synopsys,dw-hdmi.yaml#
 18
 19properties:
 20  compatible:
 21    enum:
 22      - fsl,imx6dl-hdmi
 23      - fsl,imx6q-hdmi
 24
 25  reg-io-width:
 26    const: 1
 27
 28  clocks:
 29    maxItems: 2
 30
 31  clock-names:
 32    maxItems: 2
 33
 34  gpr:
 35    $ref: /schemas/types.yaml#/definitions/phandle
 36    description:
 37      phandle to the iomuxc-gpr region containing the HDMI multiplexer control
 38      register.
 39
 40  ports:
 41    $ref: /schemas/graph.yaml#/properties/ports
 42    description: |
 43      This device has four video ports, corresponding to the four inputs of the
 44      HDMI multiplexer. Each port shall have a single endpoint.
 45
 46    properties:
 47      port@0:
 48        $ref: /schemas/graph.yaml#/properties/port
 49        description: First input of the HDMI multiplexer
 50
 51      port@1:
 52        $ref: /schemas/graph.yaml#/properties/port
 53        description: Second input of the HDMI multiplexer
 54
 55      port@2:
 56        $ref: /schemas/graph.yaml#/properties/port
 57        description: Third input of the HDMI multiplexer
 58
 59      port@3:
 60        $ref: /schemas/graph.yaml#/properties/port
 61        description: Fourth input of the HDMI multiplexer
 62
 63    anyOf:
 64      - required:
 65          - port@0
 66      - required:
 67          - port@1
 68      - required:
 69          - port@2
 70      - required:
 71          - port@3
 72
 73required:
 74  - compatible
 75  - reg
 76  - clocks
 77  - clock-names
 78  - gpr
 79  - interrupts
 80  - ports
 81
 82unevaluatedProperties: false
 83
 84examples:
 85  - |
 86    #include <dt-bindings/clock/imx6qdl-clock.h>
 87
 88    hdmi: hdmi@120000 {
 89        reg = <0x00120000 0x9000>;
 90        interrupts = <0 115 0x04>;
 91        gpr = <&gpr>;
 92        clocks = <&clks IMX6QDL_CLK_HDMI_IAHB>,
 93                 <&clks IMX6QDL_CLK_HDMI_ISFR>;
 94        clock-names = "iahb", "isfr";
 95
 96        ports {
 97            #address-cells = <1>;
 98            #size-cells = <0>;
 99
100            port@0 {
101                reg = <0>;
102
103                hdmi_mux_0: endpoint {
104                    remote-endpoint = <&ipu1_di0_hdmi>;
105                };
106            };
107
108            port@1 {
109                reg = <1>;
110
111                hdmi_mux_1: endpoint {
112                    remote-endpoint = <&ipu1_di1_hdmi>;
113                };
114            };
115        };
116    };
117
118...