xref: /linux/Documentation/devicetree/bindings/media/rockchip-rga.yaml (revision b83deaa741558babf4b8d51d34f6637ccfff1b26) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/media/rockchip-rga.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Rockchip 2D raster graphic acceleration controller (RGA)
8
9description:
10  RGA is a standalone 2D raster graphic acceleration unit. It accelerates 2D
11  graphics operations, such as point/line drawing, image scaling, rotation,
12  BitBLT, alpha blending and image blur/sharpness.
13
14maintainers:
15  - Jacob Chen <jacob-chen@iotwrt.com>
16  - Ezequiel Garcia <ezequiel@collabora.com>
17
18properties:
19  compatible:
20    oneOf:
21      - const: rockchip,rk3288-rga
22      - const: rockchip,rk3399-rga
23      - items:
24          - const: rockchip,rk3228-rga
25          - const: rockchip,rk3288-rga
26
27  reg:
28    maxItems: 1
29
30  interrupts:
31    maxItems: 1
32
33  clocks:
34    maxItems: 3
35
36  clock-names:
37    items:
38      - const: aclk
39      - const: hclk
40      - const: sclk
41
42  power-domains:
43    maxItems: 1
44
45  resets:
46    maxItems: 3
47
48  reset-names:
49    items:
50      - const: core
51      - const: axi
52      - const: ahb
53
54required:
55  - compatible
56  - reg
57  - interrupts
58  - clocks
59  - clock-names
60  - resets
61  - reset-names
62
63additionalProperties: false
64
65examples:
66  - |
67    #include <dt-bindings/clock/rk3399-cru.h>
68    #include <dt-bindings/interrupt-controller/arm-gic.h>
69    #include <dt-bindings/power/rk3399-power.h>
70    rga: rga@ff680000 {
71      compatible = "rockchip,rk3399-rga";
72      reg = <0xff680000 0x10000>;
73      interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
74      clocks = <&cru ACLK_RGA>,
75               <&cru HCLK_RGA>,
76               <&cru SCLK_RGA_CORE>;
77      clock-names = "aclk", "hclk", "sclk";
78      power-domains = <&power RK3399_PD_RGA>;
79      resets = <&cru SRST_RGA_CORE>,
80               <&cru SRST_A_RGA>,
81               <&cru SRST_H_RGA>;
82      reset-names = "core", "axi", "ahb";
83    };
84