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# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/rockchip-isp1.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Rockchip SoC Image Signal Processing unit v1

maintainers:
  - Helen Koike <helen.koike@collabora.com>

description: |
  Rockchip ISP1 is the Camera interface for the Rockchip series of SoCs
  which contains image processing, scaling, and compression functions.

properties:
  compatible:
    enum:
      - fsl,imx8mp-isp
      - rockchip,px30-cif-isp
      - rockchip,rk3399-cif-isp

  reg:
    maxItems: 1

  interrupts:
    minItems: 1
    maxItems: 3

  interrupt-names:
    items:
      - const: isp
      - const: mi
      - const: mipi

  clocks:
    minItems: 3
    items:
      # isp0 and isp1
      - description: ISP clock (for imx8mp, clk)
      - description: ISP AXI clock (for imx8mp, m_hclk)
      - description: ISP AHB clock (for imx8mp, hclk)
      # only for isp1
      - description: ISP Pixel clock

  clock-names:
    minItems: 3
    items:
      # isp0 and isp1
      - const: isp
      - const: aclk
      - const: hclk
      # only for isp1
      - const: pclk

  fsl,blk-ctrl:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    maxItems: 1
    description:
      A phandle to the media block control for the ISP, followed by a cell
      containing the index of the gasket.

  iommus:
    maxItems: 1

  phys:
    maxItems: 1
    description: phandle for the PHY port

  phy-names:
    const: dphy

  power-domains:
    maxItems: 1

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

    properties:
      port@0:
        $ref: /schemas/graph.yaml#/$defs/port-base
        unevaluatedProperties: false
        description: connection point for sensors at MIPI-DPHY RX0

        properties:
          endpoint:
            $ref: video-interfaces.yaml#
            unevaluatedProperties: false

            properties:
              data-lanes:
                minItems: 1
                maxItems: 4

      port@1:
        $ref: /schemas/graph.yaml#/$defs/port-base
        unevaluatedProperties: false
        description: connection point for input on the parallel interface

        properties:
          endpoint:
            $ref: video-interfaces.yaml#
            unevaluatedProperties: false

            properties:
              bus-type:
                enum: [5, 6]

            required:
              - bus-type

    anyOf:
      - required:
          - port@0
      - required:
          - port@1

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - power-domains
  - ports

allOf:
  - if:
      properties:
        compatible:
          contains:
            const: rockchip,rk3399-cif-isp
    then:
      properties:
        clocks:
          minItems: 3
          maxItems: 4
        clock-names:
          minItems: 3
          maxItems: 4

  - if:
      properties:
        compatible:
          contains:
            const: rockchip,px30-cif-isp
    then:
      required:
        - interrupt-names

  - if:
      properties:
        compatible:
          contains:
            const: fsl,imx8mp-isp
    then:
      properties:
        iommus: false
        phys: false
        phy-names: false
      required:
        - fsl,blk-ctrl
    else:
      properties:
        fsl,blk-ctrl: false
      required:
        - iommus
        - phys
        - phy-names

additionalProperties: false

examples:
  - |

    #include <dt-bindings/clock/rk3399-cru.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/power/rk3399-power.h>

    parent0: parent {
        #address-cells = <2>;
        #size-cells = <2>;

        isp0: isp0@ff910000 {
            compatible = "rockchip,rk3399-cif-isp";
            reg = <0x0 0xff910000 0x0 0x4000>;
            interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH 0>;
            clocks = <&cru SCLK_ISP0>,
                     <&cru ACLK_ISP0_WRAPPER>,
                     <&cru HCLK_ISP0_WRAPPER>;
            clock-names = "isp", "aclk", "hclk";
            iommus = <&isp0_mmu>;
            phys = <&dphy>;
            phy-names = "dphy";
            power-domains = <&power RK3399_PD_ISP0>;

            ports {
                #address-cells = <1>;
                #size-cells = <0>;

                port@0 {
                    reg = <0>;
                    #address-cells = <1>;
                    #size-cells = <0>;

                    mipi_in_wcam: endpoint@0 {
                        reg = <0>;
                        remote-endpoint = <&wcam_out>;
                        data-lanes = <1 2>;
                    };

                    mipi_in_ucam: endpoint@1 {
                        reg = <1>;
                        remote-endpoint = <&ucam_out>;
                        data-lanes = <1>;
                    };
                };
            };
        };

        i2c7: i2c {
            #address-cells = <1>;
            #size-cells = <0>;

            wcam: camera@36 {
                compatible = "ovti,ov5695";
                reg = <0x36>;
                clocks = <&cru SCLK_TESTCLKOUT1>;

                port {
                    wcam_out: endpoint {
                        remote-endpoint = <&mipi_in_wcam>;
                        data-lanes = <1 2>;
                    };
                };
            };

            ucam: camera@3c {
                compatible = "ovti,ov2685";
                reg = <0x3c>;

                clocks = <&cru SCLK_TESTCLKOUT1>;
                clock-names = "xvclk";

                avdd-supply = <&pp2800_cam>;
                dovdd-supply = <&pp1800>;
                dvdd-supply = <&pp1800>;

                port {
                    ucam_out: endpoint {
                        remote-endpoint = <&mipi_in_ucam>;
                        data-lanes = <1>;
                    };
                };
            };
        };
    };

  - |

    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/power/px30-power.h>

    parent1: parent {
        #address-cells = <2>;
        #size-cells = <2>;

        isp: isp@ff4a0000 {
            compatible = "rockchip,px30-cif-isp";
            reg = <0x0 0xff4a0000 0x0 0x8000>;
            interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>,
                         <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
                         <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
            interrupt-names = "isp", "mi", "mipi";
            clocks = <&cru SCLK_ISP0>,
                     <&cru ACLK_ISP0_WRAPPER>,
                     <&cru HCLK_ISP0_WRAPPER>,
                     <&cru PCLK_ISP1_WRAPPER>;
            clock-names = "isp", "aclk", "hclk", "pclk";
            iommus = <&isp_mmu>;
            phys = <&csi_dphy>;
            phy-names = "dphy";
            power-domains = <&power PX30_PD_VI>;

            ports {
                #address-cells = <1>;
                #size-cells = <0>;

                port@0 {
                    reg = <0>;
                    #address-cells = <1>;
                    #size-cells = <0>;

                    mipi_in_ucam1: endpoint@0 {
                        reg = <0>;
                        remote-endpoint = <&ucam1_out>;
                        data-lanes = <1 2>;
                    };
                };
            };
        };

        i2c2: i2c {
            #address-cells = <1>;
            #size-cells = <0>;

            ov5695: camera@36 {
                compatible = "ovti,ov5647";
                reg = <0x36>;
                clocks = <&cru SCLK_CIF_OUT>;

                port {
                    ucam1_out: endpoint {
                        remote-endpoint = <&mipi_in_ucam1>;
                        data-lanes = <1 2>;
                    };
                };
            };
        };
    };