xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/media/st,stm32-dcmi.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: STMicroelectronics STM32 Digital Camera Memory Interface (DCMI) binding
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Hugues Fruchet <hugues.fruchet@st.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyunproperties:
13*4882a593Smuzhiyun  compatible:
14*4882a593Smuzhiyun    const: st,stm32-dcmi
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun  reg:
17*4882a593Smuzhiyun    maxItems: 1
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  interrupts:
20*4882a593Smuzhiyun    maxItems: 1
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun  clocks:
23*4882a593Smuzhiyun    maxItems: 1
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  clock-names:
26*4882a593Smuzhiyun    items:
27*4882a593Smuzhiyun      - const: mclk
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun  dmas:
30*4882a593Smuzhiyun    maxItems: 1
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun  dma-names:
33*4882a593Smuzhiyun    items:
34*4882a593Smuzhiyun      - const: tx
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun  resets:
37*4882a593Smuzhiyun    maxItems: 1
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun  port:
40*4882a593Smuzhiyun    type: object
41*4882a593Smuzhiyun    description:
42*4882a593Smuzhiyun      DCMI supports a single port node with parallel bus. It should contain
43*4882a593Smuzhiyun      one 'port' child node with child 'endpoint' node. Please refer to the
44*4882a593Smuzhiyun      bindings defined in
45*4882a593Smuzhiyun      Documentation/devicetree/bindings/media/video-interfaces.txt.
46*4882a593Smuzhiyun
47*4882a593Smuzhiyunrequired:
48*4882a593Smuzhiyun  - compatible
49*4882a593Smuzhiyun  - reg
50*4882a593Smuzhiyun  - interrupts
51*4882a593Smuzhiyun  - clocks
52*4882a593Smuzhiyun  - clock-names
53*4882a593Smuzhiyun  - resets
54*4882a593Smuzhiyun  - dmas
55*4882a593Smuzhiyun  - dma-names
56*4882a593Smuzhiyun  - port
57*4882a593Smuzhiyun
58*4882a593SmuzhiyunadditionalProperties: false
59*4882a593Smuzhiyun
60*4882a593Smuzhiyunexamples:
61*4882a593Smuzhiyun  - |
62*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
63*4882a593Smuzhiyun    #include <dt-bindings/clock/stm32mp1-clks.h>
64*4882a593Smuzhiyun    #include <dt-bindings/reset/stm32mp1-resets.h>
65*4882a593Smuzhiyun    dcmi: dcmi@4c006000 {
66*4882a593Smuzhiyun        compatible = "st,stm32-dcmi";
67*4882a593Smuzhiyun        reg = <0x4c006000 0x400>;
68*4882a593Smuzhiyun        interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
69*4882a593Smuzhiyun        resets = <&rcc CAMITF_R>;
70*4882a593Smuzhiyun        clocks = <&rcc DCMI>;
71*4882a593Smuzhiyun        clock-names = "mclk";
72*4882a593Smuzhiyun        dmas = <&dmamux1 75 0x400 0x0d>;
73*4882a593Smuzhiyun        dma-names = "tx";
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun        port {
76*4882a593Smuzhiyun             dcmi_0: endpoint {
77*4882a593Smuzhiyun                   remote-endpoint = <&ov5640_0>;
78*4882a593Smuzhiyun                   bus-width = <8>;
79*4882a593Smuzhiyun                   hsync-active = <0>;
80*4882a593Smuzhiyun                   vsync-active = <0>;
81*4882a593Smuzhiyun                   pclk-sample = <1>;
82*4882a593Smuzhiyun             };
83*4882a593Smuzhiyun        };
84*4882a593Smuzhiyun    };
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun...
87