xref: /linux/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml (revision 6f47c7ae8c7afaf9ad291d39f0d3974f191a7946) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/media/mediatek,vcodec-encoder.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: Mediatek Video Encode Accelerator
9
10maintainers:
11  - Yunfei Dong <yunfei.dong@mediatek.com>
12
13description: |+
14  Mediatek Video Encode is the video encode hardware present in Mediatek
15  SoCs which supports high resolution encoding functionalities.
16
17properties:
18  compatible:
19    oneOf:
20      - items:
21          - enum:
22              - mediatek,mt8173-vcodec-enc-vp8
23              - mediatek,mt8173-vcodec-enc
24              - mediatek,mt8183-vcodec-enc
25              - mediatek,mt8188-vcodec-enc
26              - mediatek,mt8192-vcodec-enc
27              - mediatek,mt8195-vcodec-enc
28      - items:
29          - const: mediatek,mt8186-vcodec-enc
30          - const: mediatek,mt8183-vcodec-enc
31  reg:
32    maxItems: 1
33
34  interrupts:
35    maxItems: 1
36
37  clocks:
38    minItems: 1
39    maxItems: 5
40
41  clock-names:
42    minItems: 1
43    maxItems: 5
44
45  assigned-clocks: true
46
47  assigned-clock-parents: true
48
49  iommus:
50    minItems: 1
51    maxItems: 32
52    description: |
53      List of the hardware port in respective IOMMU block for current Socs.
54      Refer to bindings/iommu/mediatek,iommu.yaml.
55
56  mediatek,vpu:
57    $ref: /schemas/types.yaml#/definitions/phandle
58    description:
59      Describes point to vpu.
60
61  mediatek,scp:
62    $ref: /schemas/types.yaml#/definitions/phandle
63    description:
64      Describes point to scp.
65
66  power-domains:
67    maxItems: 1
68
69  "#address-cells":
70    const: 2
71
72  "#size-cells":
73    const: 2
74
75required:
76  - compatible
77  - reg
78  - interrupts
79  - clocks
80  - clock-names
81  - iommus
82  - assigned-clocks
83  - assigned-clock-parents
84
85allOf:
86  - if:
87      properties:
88        compatible:
89          contains:
90            enum:
91              - mediatek,mt8183-vcodec-enc
92              - mediatek,mt8188-vcodec-enc
93              - mediatek,mt8192-vcodec-enc
94              - mediatek,mt8195-vcodec-enc
95
96    then:
97      required:
98        - mediatek,scp
99
100  - if:
101      properties:
102        compatible:
103          contains:
104            enum:
105              - mediatek,mt8173-vcodec-enc-vp8
106              - mediatek,mt8173-vcodec-enc
107
108    then:
109      required:
110        - mediatek,vpu
111
112  - if:
113      properties:
114        compatible:
115          enum:
116            - mediatek,mt8173-vcodec-enc-vp8
117
118    then:
119      properties:
120        clock:
121          items:
122            minItems: 1
123            maxItems: 1
124        clock-names:
125          items:
126            - const: venc_lt_sel
127    else:
128      properties:
129        clock:
130          items:
131            minItems: 1
132            maxItems: 1
133        clock-names:
134          items:
135            - const: venc_sel
136
137additionalProperties: false
138
139examples:
140  - |
141    #include <dt-bindings/interrupt-controller/arm-gic.h>
142    #include <dt-bindings/clock/mt8173-clk.h>
143    #include <dt-bindings/memory/mt8173-larb-port.h>
144    #include <dt-bindings/interrupt-controller/irq.h>
145
146    vcodec_enc_avc: vcodec@18002000 {
147      compatible = "mediatek,mt8173-vcodec-enc";
148      reg = <0x18002000 0x1000>;
149      interrupts = <GIC_SPI 198 IRQ_TYPE_LEVEL_LOW>;
150      iommus = <&iommu M4U_PORT_VENC_RCPU>,
151             <&iommu M4U_PORT_VENC_REC>,
152             <&iommu M4U_PORT_VENC_BSDMA>,
153             <&iommu M4U_PORT_VENC_SV_COMV>,
154             <&iommu M4U_PORT_VENC_RD_COMV>,
155             <&iommu M4U_PORT_VENC_CUR_LUMA>,
156             <&iommu M4U_PORT_VENC_CUR_CHROMA>,
157             <&iommu M4U_PORT_VENC_REF_LUMA>,
158             <&iommu M4U_PORT_VENC_REF_CHROMA>,
159             <&iommu M4U_PORT_VENC_NBM_RDMA>,
160             <&iommu M4U_PORT_VENC_NBM_WDMA>;
161      mediatek,vpu = <&vpu>;
162      clocks = <&topckgen CLK_TOP_VENC_SEL>;
163      clock-names = "venc_sel";
164      assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>;
165      assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>;
166    };
167
168    vcodec_enc_vp8: vcodec@19002000 {
169      compatible = "mediatek,mt8173-vcodec-enc-vp8";
170      reg =  <0x19002000 0x1000>;	/* VENC_LT_SYS */
171      interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_LOW>;
172      iommus = <&iommu M4U_PORT_VENC_RCPU_SET2>,
173             <&iommu M4U_PORT_VENC_REC_FRM_SET2>,
174             <&iommu M4U_PORT_VENC_BSDMA_SET2>,
175             <&iommu M4U_PORT_VENC_SV_COMA_SET2>,
176             <&iommu M4U_PORT_VENC_RD_COMA_SET2>,
177             <&iommu M4U_PORT_VENC_CUR_LUMA_SET2>,
178             <&iommu M4U_PORT_VENC_CUR_CHROMA_SET2>,
179             <&iommu M4U_PORT_VENC_REF_LUMA_SET2>,
180             <&iommu M4U_PORT_VENC_REC_CHROMA_SET2>;
181      mediatek,vpu = <&vpu>;
182      clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
183      clock-names = "venc_lt_sel";
184      assigned-clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
185      assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL_370P5>;
186    };
187