xref: /freebsd/sys/contrib/device-tree/Bindings/media/rockchip-rga.yaml (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a) 
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          - const: rockchip,rk3288-rga
28
29  reg:
30    maxItems: 1
31
32  interrupts:
33    maxItems: 1
34
35  clocks:
36    maxItems: 3
37
38  clock-names:
39    items:
40      - const: aclk
41      - const: hclk
42      - const: sclk
43
44  power-domains:
45    maxItems: 1
46
47  resets:
48    maxItems: 3
49
50  reset-names:
51    items:
52      - const: core
53      - const: axi
54      - const: ahb
55
56required:
57  - compatible
58  - reg
59  - interrupts
60  - clocks
61  - clock-names
62  - resets
63  - reset-names
64
65additionalProperties: false
66
67examples:
68  - |
69    #include <dt-bindings/clock/rk3399-cru.h>
70    #include <dt-bindings/interrupt-controller/arm-gic.h>
71    #include <dt-bindings/power/rk3399-power.h>
72    rga: rga@ff680000 {
73      compatible = "rockchip,rk3399-rga";
74      reg = <0xff680000 0x10000>;
75      interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
76      clocks = <&cru ACLK_RGA>,
77               <&cru HCLK_RGA>,
78               <&cru SCLK_RGA_CORE>;
79      clock-names = "aclk", "hclk", "sclk";
80      power-domains = <&power RK3399_PD_RGA>;
81      resets = <&cru SRST_RGA_CORE>,
82               <&cru SRST_A_RGA>,
83               <&cru SRST_H_RGA>;
84      reset-names = "core", "axi", "ahb";
85    };
86