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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

%YAML 1.2
---
$id: http://devicetree.org/schemas/media/qcom,msm8916-camss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm CAMSS ISP

maintainers:
  - Robert Foss <robert.foss@linaro.org>
  - Todor Tomov <todor.too@gmail.com>

description: |
  The CAMSS IP is a CSI decoder and ISP present on Qualcomm platforms

properties:
  compatible:
    const: qcom,msm8916-camss

  clocks:
    minItems: 19
    maxItems: 19

  clock-names:
    items:
      - const: top_ahb
      - const: ispif_ahb
      - const: csiphy0_timer
      - const: csiphy1_timer
      - const: csi0_ahb
      - const: csi0
      - const: csi0_phy
      - const: csi0_pix
      - const: csi0_rdi
      - const: csi1_ahb
      - const: csi1
      - const: csi1_phy
      - const: csi1_pix
      - const: csi1_rdi
      - const: ahb
      - const: vfe0
      - const: csi_vfe0
      - const: vfe_ahb
      - const: vfe_axi

  interrupts:
    minItems: 6
    maxItems: 6

  interrupt-names:
    items:
      - const: csiphy0
      - const: csiphy1
      - const: csid0
      - const: csid1
      - const: ispif
      - const: vfe0

  iommus:
    maxItems: 1

  power-domains:
    items:
      - description: VFE GDSC - Video Front End, Global Distributed Switch Controller.

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

    description:
      CSI input ports.

    properties:
      port@0:
        $ref: /schemas/graph.yaml#/$defs/port-base
        unevaluatedProperties: false
        description:
          Input port for receiving CSI data.

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

            properties:
              data-lanes:
                description:
                  An array of physical data lanes indexes.
                  Position of an entry determines the logical
                  lane number, while the value of an entry
                  indicates physical lane index. Lane swapping
                  is supported. Physical lane indexes;
                  0, 2, 3, 4.
                minItems: 1
                maxItems: 4

            required:
              - data-lanes

      port@1:
        $ref: /schemas/graph.yaml#/$defs/port-base
        unevaluatedProperties: false
        description:
          Input port for receiving CSI data.

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

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

            required:
              - data-lanes

  reg:
    minItems: 9
    maxItems: 9

  reg-names:
    items:
      - const: csiphy0
      - const: csiphy0_clk_mux
      - const: csiphy1
      - const: csiphy1_clk_mux
      - const: csid0
      - const: csid1
      - const: ispif
      - const: csi_clk_mux
      - const: vfe0

  vdda-supply:
    description:
      Definition of the regulator used as analog power supply.

required:
  - clock-names
  - clocks
  - compatible
  - interrupt-names
  - interrupts
  - iommus
  - power-domains
  - reg
  - reg-names
  - vdda-supply

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/qcom,gcc-msm8916.h>

    camss: camss@1b00000 {
      compatible = "qcom,msm8916-camss";

      clocks = <&gcc GCC_CAMSS_TOP_AHB_CLK>,
        <&gcc GCC_CAMSS_ISPIF_AHB_CLK>,
        <&gcc GCC_CAMSS_CSI0PHYTIMER_CLK>,
        <&gcc GCC_CAMSS_CSI1PHYTIMER_CLK>,
        <&gcc GCC_CAMSS_CSI0_AHB_CLK>,
        <&gcc GCC_CAMSS_CSI0_CLK>,
        <&gcc GCC_CAMSS_CSI0PHY_CLK>,
        <&gcc GCC_CAMSS_CSI0PIX_CLK>,
        <&gcc GCC_CAMSS_CSI0RDI_CLK>,
        <&gcc GCC_CAMSS_CSI1_AHB_CLK>,
        <&gcc GCC_CAMSS_CSI1_CLK>,
        <&gcc GCC_CAMSS_CSI1PHY_CLK>,
        <&gcc GCC_CAMSS_CSI1PIX_CLK>,
        <&gcc GCC_CAMSS_CSI1RDI_CLK>,
        <&gcc GCC_CAMSS_AHB_CLK>,
        <&gcc GCC_CAMSS_VFE0_CLK>,
        <&gcc GCC_CAMSS_CSI_VFE0_CLK>,
        <&gcc GCC_CAMSS_VFE_AHB_CLK>,
        <&gcc GCC_CAMSS_VFE_AXI_CLK>;

      clock-names = "top_ahb",
        "ispif_ahb",
        "csiphy0_timer",
        "csiphy1_timer",
        "csi0_ahb",
        "csi0",
        "csi0_phy",
        "csi0_pix",
        "csi0_rdi",
        "csi1_ahb",
        "csi1",
        "csi1_phy",
        "csi1_pix",
        "csi1_rdi",
        "ahb",
        "vfe0",
        "csi_vfe0",
        "vfe_ahb",
        "vfe_axi";

      interrupts = <GIC_SPI 78 IRQ_TYPE_EDGE_RISING>,
        <GIC_SPI 79 IRQ_TYPE_EDGE_RISING>,
        <GIC_SPI 51 IRQ_TYPE_EDGE_RISING>,
        <GIC_SPI 52 IRQ_TYPE_EDGE_RISING>,
        <GIC_SPI 55 IRQ_TYPE_EDGE_RISING>,
        <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>;

      interrupt-names = "csiphy0",
        "csiphy1",
        "csid0",
        "csid1",
        "ispif",
        "vfe0";

      iommus = <&apps_iommu 3>;

      power-domains = <&gcc VFE_GDSC>;

      reg = <0x01b0ac00 0x200>,
        <0x01b00030 0x4>,
        <0x01b0b000 0x200>,
        <0x01b00038 0x4>,
        <0x01b08000 0x100>,
        <0x01b08400 0x100>,
        <0x01b0a000 0x500>,
        <0x01b00020 0x10>,
        <0x01b10000 0x1000>;

      reg-names = "csiphy0",
        "csiphy0_clk_mux",
        "csiphy1",
        "csiphy1_clk_mux",
        "csid0",
        "csid1",
        "ispif",
        "csi_clk_mux",
        "vfe0";

      vdda-supply = <&reg_2v8>;

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

    };