xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/media/nxp,imx7-csi.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/nxp,imx7-csi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: i.MX7 and i.MX8 CSI bridge (CMOS Sensor Interface)

maintainers:
  - Rui Miguel Silva <rmfrfs@gmail.com>

description: |
  This is device node for the CMOS Sensor Interface (CSI) which enables the
  chip to connect directly to external CMOS image sensors.

properties:
  compatible:
    oneOf:
      - enum:
          - fsl,imx8mq-csi
          - fsl,imx7-csi
          - fsl,imx6ul-csi
      - items:
          - const: fsl,imx8mm-csi
          - const: fsl,imx7-csi

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  clock-names:
    items:
      - const: mclk

  power-domains:
    maxItems: 1

  port:
    $ref: /schemas/graph.yaml#/properties/port

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - port

additionalProperties: false

allOf:
  - if:
      properties:
        compatible:
          contains:
            enum:
              - fsl,imx8mm-csi
    then:
      required:
        - power-domains

examples:
  - |
    #include <dt-bindings/clock/imx7d-clock.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>

    csi: csi@30710000 {
            compatible = "fsl,imx7-csi";
            reg = <0x30710000 0x10000>;
            interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
            clocks = <&clks IMX7D_CSI_MCLK_ROOT_CLK>;
            clock-names = "mclk";

            port {
                    csi_from_csi_mux: endpoint {
                            remote-endpoint = <&csi_mux_to_csi>;
                    };
            };
    };

...