xref: /linux/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml (revision 9cbbd694a58bdf24def2462276514c90cab7cf80) 
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    enum:
20      - mediatek,mt8173-vcodec-enc-vp8
21      - mediatek,mt8173-vcodec-enc
22      - mediatek,mt8183-vcodec-enc
23      - mediatek,mt8192-vcodec-enc
24      - mediatek,mt8195-vcodec-enc
25
26  reg:
27    maxItems: 1
28
29  interrupts:
30    maxItems: 1
31
32  clocks:
33    minItems: 1
34    maxItems: 5
35
36  clock-names:
37    minItems: 1
38    maxItems: 5
39
40  assigned-clocks: true
41
42  assigned-clock-parents: true
43
44  iommus:
45    minItems: 1
46    maxItems: 32
47    description: |
48      List of the hardware port in respective IOMMU block for current Socs.
49      Refer to bindings/iommu/mediatek,iommu.yaml.
50
51  dma-ranges:
52    maxItems: 1
53    description: |
54      Describes the physical address space of IOMMU maps to memory.
55
56  mediatek,vpu:
57    $ref: /schemas/types.yaml#/definitions/phandle
58    maxItems: 1
59    description:
60      Describes point to vpu.
61
62  mediatek,scp:
63    $ref: /schemas/types.yaml#/definitions/phandle
64    maxItems: 1
65    description:
66      Describes point to scp.
67
68required:
69  - compatible
70  - reg
71  - interrupts
72  - clocks
73  - clock-names
74  - iommus
75  - assigned-clocks
76  - assigned-clock-parents
77
78allOf:
79  - if:
80      properties:
81        compatible:
82          contains:
83            enum:
84              - mediatek,mt8183-vcodec-enc
85              - mediatek,mt8192-vcodec-enc
86
87    then:
88      required:
89        - mediatek,scp
90
91  - if:
92      properties:
93        compatible:
94          contains:
95            enum:
96              - mediatek,mt8173-vcodec-enc-vp8
97              - mediatek,mt8173-vcodec-enc
98
99    then:
100      required:
101        - mediatek,vpu
102
103  - if:
104      properties:
105        compatible:
106          enum:
107            - mediatek,mt8173-vcodec-enc
108            - mediatek,mt8192-vcodec-enc
109            - mediatek,mt8173-vcodec-enc
110
111    then:
112      properties:
113        clock:
114          items:
115            minItems: 1
116            maxItems: 1
117        clock-names:
118          items:
119            - const: venc_sel
120    else:  # for vp8 hw decoder
121      properties:
122        clock:
123          items:
124            minItems: 1
125            maxItems: 1
126        clock-names:
127          items:
128            - const: venc_lt_sel
129
130additionalProperties: false
131
132examples:
133  - |
134    #include <dt-bindings/interrupt-controller/arm-gic.h>
135    #include <dt-bindings/clock/mt8173-clk.h>
136    #include <dt-bindings/memory/mt8173-larb-port.h>
137    #include <dt-bindings/interrupt-controller/irq.h>
138
139    vcodec_enc_avc: vcodec@18002000 {
140      compatible = "mediatek,mt8173-vcodec-enc";
141      reg = <0x18002000 0x1000>;
142      interrupts = <GIC_SPI 198 IRQ_TYPE_LEVEL_LOW>;
143      iommus = <&iommu M4U_PORT_VENC_RCPU>,
144             <&iommu M4U_PORT_VENC_REC>,
145             <&iommu M4U_PORT_VENC_BSDMA>,
146             <&iommu M4U_PORT_VENC_SV_COMV>,
147             <&iommu M4U_PORT_VENC_RD_COMV>,
148             <&iommu M4U_PORT_VENC_CUR_LUMA>,
149             <&iommu M4U_PORT_VENC_CUR_CHROMA>,
150             <&iommu M4U_PORT_VENC_REF_LUMA>,
151             <&iommu M4U_PORT_VENC_REF_CHROMA>,
152             <&iommu M4U_PORT_VENC_NBM_RDMA>,
153             <&iommu M4U_PORT_VENC_NBM_WDMA>;
154      mediatek,vpu = <&vpu>;
155      clocks = <&topckgen CLK_TOP_VENC_SEL>;
156      clock-names = "venc_sel";
157      assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>;
158      assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>;
159    };
160
161    vcodec_enc_vp8: vcodec@19002000 {
162      compatible = "mediatek,mt8173-vcodec-enc-vp8";
163      reg =  <0x19002000 0x1000>;	/* VENC_LT_SYS */
164      interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_LOW>;
165      iommus = <&iommu M4U_PORT_VENC_RCPU_SET2>,
166             <&iommu M4U_PORT_VENC_REC_FRM_SET2>,
167             <&iommu M4U_PORT_VENC_BSDMA_SET2>,
168             <&iommu M4U_PORT_VENC_SV_COMA_SET2>,
169             <&iommu M4U_PORT_VENC_RD_COMA_SET2>,
170             <&iommu M4U_PORT_VENC_CUR_LUMA_SET2>,
171             <&iommu M4U_PORT_VENC_CUR_CHROMA_SET2>,
172             <&iommu M4U_PORT_VENC_REF_LUMA_SET2>,
173             <&iommu M4U_PORT_VENC_REC_CHROMA_SET2>;
174      mediatek,vpu = <&vpu>;
175      clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
176      clock-names = "venc_lt_sel";
177      assigned-clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
178      assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL_370P5>;
179    };
180