1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/media/rockchip,vdec.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Rockchip Video Decoder (VDec) Device Tree Bindings 8 9maintainers: 10 - Heiko Stuebner <heiko@sntech.de> 11 12description: |- 13 The Rockchip rk3399 has a stateless Video Decoder that can decodes H.264, 14 HEVC an VP9 streams. 15 16properties: 17 compatible: 18 oneOf: 19 - const: rockchip,rk3399-vdec 20 - items: 21 - enum: 22 - rockchip,rk3228-vdec 23 - rockchip,rk3328-vdec 24 - const: rockchip,rk3399-vdec 25 26 reg: 27 maxItems: 1 28 29 interrupts: 30 maxItems: 1 31 32 clocks: 33 items: 34 - description: The Video Decoder AXI interface clock 35 - description: The Video Decoder AHB interface clock 36 - description: The Video Decoded CABAC clock 37 - description: The Video Decoder core clock 38 39 clock-names: 40 items: 41 - const: axi 42 - const: ahb 43 - const: cabac 44 - const: core 45 46 assigned-clocks: true 47 48 assigned-clock-rates: true 49 50 power-domains: 51 maxItems: 1 52 53 iommus: 54 maxItems: 1 55 56required: 57 - compatible 58 - reg 59 - interrupts 60 - clocks 61 - clock-names 62 - power-domains 63 64additionalProperties: false 65 66examples: 67 - | 68 #include <dt-bindings/interrupt-controller/arm-gic.h> 69 #include <dt-bindings/clock/rk3399-cru.h> 70 #include <dt-bindings/power/rk3399-power.h> 71 72 vdec: video-codec@ff660000 { 73 compatible = "rockchip,rk3399-vdec"; 74 reg = <0xff660000 0x400>; 75 interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH 0>; 76 clocks = <&cru ACLK_VDU>, <&cru HCLK_VDU>, 77 <&cru SCLK_VDU_CA>, <&cru SCLK_VDU_CORE>; 78 clock-names = "axi", "ahb", "cabac", "core"; 79 power-domains = <&power RK3399_PD_VDU>; 80 iommus = <&vdec_mmu>; 81 }; 82 83... 84