1 # SPDX-License-Identifier: GPL-2.0-only
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/media/allwinner,sun4i-a10-video-engine.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Allwinner A10 Video Engine
8
9 maintainers:
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
12
13 properties:
14 compatible:
15 enum:
16 - allwinner,sun4i-a10-video-engine
17 - allwinner,sun5i-a13-video-engine
18 - allwinner,sun7i-a20-video-engine
19 - allwinner,sun8i-a33-video-engine
20 - allwinner,sun8i-h3-video-engine
21 - allwinner,sun8i-v3s-video-engine
22 - allwinner,sun8i-r40-video-engine
23 - allwinner,sun20i-d1-video-engine
24 - allwinner,sun50i-a64-video-engine
25 - allwinner,sun50i-h5-video-engine
26 - allwinner,sun50i-h6-video-engine
27
28 reg:
29 maxItems: 1
30
31 interrupts:
32 maxItems: 1
33
34 clocks:
35 items:
36 - description: Bus Clock
37 - description: Module Clock
38 - description: RAM Clock
39
40 clock-names:
41 items:
42 - const: ahb
43 - const: mod
44 - const: ram
45
46 resets:
47 maxItems: 1
48
49 allwinner,sram:
50 $ref: /schemas/types.yaml#/definitions/phandle-array
51 items:
52 - items:
53 - description: phandle to SRAM
54 - description: register value for device
55 description: Phandle to the device SRAM
56
57 iommus:
58 maxItems: 1
59
60 memory-region:
61 maxItems: 1
62 description:
63 CMA pool to use for buffers allocation instead of the default
64 CMA pool.
65
66 required:
67 - compatible
68 - reg
69 - interrupts
70 - clocks
71 - clock-names
72 - resets
73 - allwinner,sram
74
75 additionalProperties: false
76
77 examples:
78 - |
79 #include <dt-bindings/interrupt-controller/arm-gic.h>
80 #include <dt-bindings/clock/sun7i-a20-ccu.h>
81 #include <dt-bindings/reset/sun4i-a10-ccu.h>
82
83 video-codec@1c0e000 {
84 compatible = "allwinner,sun7i-a20-video-engine";
85 reg = <0x01c0e000 0x1000>;
86 interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>;
87 clocks = <&ccu CLK_AHB_VE>, <&ccu CLK_VE>,
88 <&ccu CLK_DRAM_VE>;
89 clock-names = "ahb", "mod", "ram";
90 resets = <&ccu RST_VE>;
91 allwinner,sram = <&ve_sram 1>;
92 };
93
94 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.