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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/rockchip-rga.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip 2D raster graphic acceleration controller (RGA)
description:
RGA is a standalone 2D raster graphic acceleration unit. It accelerates 2D
graphics operations, such as point/line drawing, image scaling, rotation,
BitBLT, alpha blending and image blur/sharpness.
maintainers:
- Jacob Chen <jacob-chen@iotwrt.com>
- Ezequiel Garcia <ezequiel@collabora.com>
properties:
compatible:
oneOf:
- const: rockchip,rk3288-rga
- const: rockchip,rk3399-rga
- items:
- const: rockchip,rk3228-rga
- const: rockchip,rk3288-rga
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 3
clock-names:
items:
- const: aclk
- const: hclk
- const: sclk
power-domains:
maxItems: 1
resets:
maxItems: 3
reset-names:
items:
- const: core
- const: axi
- const: ahb
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- resets
- reset-names
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/rk3399-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/rk3399-power.h>
rga: rga@ff680000 {
compatible = "rockchip,rk3399-rga";
reg = <0xff680000 0x10000>;
interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cru ACLK_RGA>,
<&cru HCLK_RGA>,
<&cru SCLK_RGA_CORE>;
clock-names = "aclk", "hclk", "sclk";
power-domains = <&power RK3399_PD_RGA>;
resets = <&cru SRST_RGA_CORE>,
<&cru SRST_A_RGA>,
<&cru SRST_H_RGA>;
reset-names = "core", "axi", "ahb";
};
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