Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/media/st,stm32-dcmi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: STMicroelectronics STM32 Digital Camera Memory Interface (DCMI) binding
   8
   9 maintainers:
  10   - Hugues Fruchet <hugues.fruchet@st.com>
  11
  12 properties:
  13   compatible:
  14     const: st,stm32-dcmi
  15
  16   reg:
  17     maxItems: 1
  18
  19   interrupts:
  20     maxItems: 1
  21
  22   clocks:
  23     maxItems: 1
  24
  25   clock-names:
  26     items:
  27       - const: mclk
  28
  29   dmas:
  30     maxItems: 1
  31
  32   dma-names:
  33     items:
  34       - const: tx
  35
  36   resets:
  37     maxItems: 1
  38
  39   port:
  40     type: object
  41     description:
  42       DCMI supports a single port node with parallel bus. It should contain
  43       one 'port' child node with child 'endpoint' node. Please refer to the
  44       bindings defined in
  45       Documentation/devicetree/bindings/media/video-interfaces.txt.
  46
  47 required:
  48   - compatible
  49   - reg
  50   - interrupts
  51   - clocks
  52   - clock-names
  53   - resets
  54   - dmas
  55   - dma-names
  56   - port
  57
  58 additionalProperties: false
  59
  60 examples:
  61   - |
  62     #include <dt-bindings/interrupt-controller/arm-gic.h>
  63     #include <dt-bindings/clock/stm32mp1-clks.h>
  64     #include <dt-bindings/reset/stm32mp1-resets.h>
  65     dcmi: dcmi@4c006000 {
  66         compatible = "st,stm32-dcmi";
  67         reg = <0x4c006000 0x400>;
  68         interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
  69         resets = <&rcc CAMITF_R>;
  70         clocks = <&rcc DCMI>;
  71         clock-names = "mclk";
  72         dmas = <&dmamux1 75 0x400 0x0d>;
  73         dma-names = "tx";
  74
  75         port {
  76              dcmi_0: endpoint {
  77                    remote-endpoint = <&ov5640_0>;
  78                    bus-width = <8>;
  79                    hsync-active = <0>;
  80                    vsync-active = <0>;
  81                    pclk-sample = <1>;
  82              };
  83         };
  84     };
  85
  86 ...