xref: /linux/Documentation/devicetree/bindings/media/rockchip-rga.yaml (revision 8e1bb4a41aa78d6105e59186af3dcd545fc66e70) 
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          - enum:
25              - rockchip,rk3228-rga
26              - rockchip,rk3568-rga
27              - rockchip,rk3588-rga
28          - const: rockchip,rk3288-rga
29
30  reg:
31    maxItems: 1
32
33  interrupts:
34    maxItems: 1
35
36  clocks:
37    maxItems: 3
38
39  clock-names:
40    items:
41      - const: aclk
42      - const: hclk
43      - const: sclk
44
45  power-domains:
46    maxItems: 1
47
48  resets:
49    maxItems: 3
50
51  reset-names:
52    items:
53      - const: core
54      - const: axi
55      - const: ahb
56
57required:
58  - compatible
59  - reg
60  - interrupts
61  - clocks
62  - clock-names
63  - resets
64  - reset-names
65
66additionalProperties: false
67
68examples:
69  - |
70    #include <dt-bindings/clock/rk3399-cru.h>
71    #include <dt-bindings/interrupt-controller/arm-gic.h>
72    #include <dt-bindings/power/rk3399-power.h>
73    rga: rga@ff680000 {
74      compatible = "rockchip,rk3399-rga";
75      reg = <0xff680000 0x10000>;
76      interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
77      clocks = <&cru ACLK_RGA>,
78               <&cru HCLK_RGA>,
79               <&cru SCLK_RGA_CORE>;
80      clock-names = "aclk", "hclk", "sclk";
81      power-domains = <&power RK3399_PD_RGA>;
82      resets = <&cru SRST_RGA_CORE>,
83               <&cru SRST_A_RGA>,
84               <&cru SRST_H_RGA>;
85      reset-names = "core", "axi", "ahb";
86    };
87