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 - const: rockchip,rk3228-vdec 22 - const: rockchip,rk3399-vdec 23 24 reg: 25 maxItems: 1 26 27 interrupts: 28 maxItems: 1 29 30 clocks: 31 items: 32 - description: The Video Decoder AXI interface clock 33 - description: The Video Decoder AHB interface clock 34 - description: The Video Decoded CABAC clock 35 - description: The Video Decoder core clock 36 37 clock-names: 38 items: 39 - const: axi 40 - const: ahb 41 - const: cabac 42 - const: core 43 44 assigned-clocks: true 45 46 assigned-clock-rates: true 47 48 power-domains: 49 maxItems: 1 50 51 iommus: 52 maxItems: 1 53 54required: 55 - compatible 56 - reg 57 - interrupts 58 - clocks 59 - clock-names 60 - power-domains 61 62additionalProperties: false 63 64examples: 65 - | 66 #include <dt-bindings/interrupt-controller/arm-gic.h> 67 #include <dt-bindings/clock/rk3399-cru.h> 68 #include <dt-bindings/power/rk3399-power.h> 69 70 vdec: video-codec@ff660000 { 71 compatible = "rockchip,rk3399-vdec"; 72 reg = <0xff660000 0x400>; 73 interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH 0>; 74 clocks = <&cru ACLK_VDU>, <&cru HCLK_VDU>, 75 <&cru SCLK_VDU_CA>, <&cru SCLK_VDU_CORE>; 76 clock-names = "axi", "ahb", "cabac", "core"; 77 power-domains = <&power RK3399_PD_VDU>; 78 iommus = <&vdec_mmu>; 79 }; 80 81... 82