1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 2
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/media/amphi 5 $id: http://devicetree.org/schemas/media/amphion,vpu.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Amphion VPU codec IP 8 title: Amphion VPU codec IP
9 9
10 maintainers: 10 maintainers:
11 - Ming Qian <ming.qian@nxp.com> 11 - Ming Qian <ming.qian@nxp.com>
12 - Shijie Qin <shijie.qin@nxp.com> 12 - Shijie Qin <shijie.qin@nxp.com>
13 13
14 description: |- 14 description: |-
15 The Amphion MXC video encoder(Windsor) and d 15 The Amphion MXC video encoder(Windsor) and decoder(Malone) accelerators present
16 on NXP i.MX8Q SoCs. 16 on NXP i.MX8Q SoCs.
17 17
18 properties: 18 properties:
19 $nodename: 19 $nodename:
20 pattern: "^vpu@[0-9a-f]+$" 20 pattern: "^vpu@[0-9a-f]+$"
21 21
22 compatible: 22 compatible:
23 items: 23 items:
24 - enum: 24 - enum:
25 - nxp,imx8qm-vpu 25 - nxp,imx8qm-vpu
26 - nxp,imx8qxp-vpu 26 - nxp,imx8qxp-vpu
27 27
28 reg: 28 reg:
29 maxItems: 1 29 maxItems: 1
30 30
31 power-domains: 31 power-domains:
32 maxItems: 1 32 maxItems: 1
33 33
34 "#address-cells": 34 "#address-cells":
35 const: 1 35 const: 1
36 36
37 "#size-cells": 37 "#size-cells":
38 const: 1 38 const: 1
39 39
40 ranges: true 40 ranges: true
41 41
42 patternProperties: 42 patternProperties:
43 "^mailbox@[0-9a-f]+$": 43 "^mailbox@[0-9a-f]+$":
44 description: 44 description:
45 Each vpu encoder or decoder correspond a 45 Each vpu encoder or decoder correspond a MU, which used for communication
46 between driver and firmware. Implement v 46 between driver and firmware. Implement via mailbox on driver.
47 $ref: /schemas/mailbox/fsl,mu.yaml# 47 $ref: /schemas/mailbox/fsl,mu.yaml#
48 48
49 49
50 "^vpu-core@[0-9a-f]+$": 50 "^vpu-core@[0-9a-f]+$":
51 description: 51 description:
52 Each core correspond a decoder or encode 52 Each core correspond a decoder or encoder, need to configure them
53 separately. NXP i.MX8QM SoC has one deco 53 separately. NXP i.MX8QM SoC has one decoder and two encoder, i.MX8QXP SoC
54 has one decoder and one encoder. 54 has one decoder and one encoder.
55 type: object 55 type: object
56 56
57 properties: 57 properties:
58 compatible: 58 compatible:
59 items: 59 items:
60 - enum: 60 - enum:
61 - nxp,imx8q-vpu-decoder 61 - nxp,imx8q-vpu-decoder
62 - nxp,imx8q-vpu-encoder 62 - nxp,imx8q-vpu-encoder
63 63
64 reg: 64 reg:
65 maxItems: 1 65 maxItems: 1
66 66
67 power-domains: 67 power-domains:
68 maxItems: 1 68 maxItems: 1
69 69
70 mbox-names: 70 mbox-names:
71 items: 71 items:
72 - const: tx0 72 - const: tx0
73 - const: tx1 73 - const: tx1
74 - const: rx 74 - const: rx
75 75
76 mboxes: 76 mboxes:
77 description: 77 description:
78 List of phandle of 2 MU channels for 78 List of phandle of 2 MU channels for tx, 1 MU channel for rx.
79 maxItems: 3 79 maxItems: 3
80 80
81 memory-region: 81 memory-region:
82 description: 82 description:
83 Phandle to the reserved memory nodes 83 Phandle to the reserved memory nodes to be associated with the
84 remoteproc device. The reserved memo 84 remoteproc device. The reserved memory nodes should be carveout nodes,
85 and should be defined as per the bin 85 and should be defined as per the bindings in
86 Documentation/devicetree/bindings/re 86 Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt
87 items: 87 items:
88 - description: region reserved for f 88 - description: region reserved for firmware image sections.
89 - description: region used for RPC s 89 - description: region used for RPC shared memory between firmware and
90 driver. 90 driver.
91 91
92 required: 92 required:
93 - compatible 93 - compatible
94 - reg 94 - reg
95 - power-domains 95 - power-domains
96 - mbox-names 96 - mbox-names
97 - mboxes 97 - mboxes
98 - memory-region 98 - memory-region
99 99
100 additionalProperties: false 100 additionalProperties: false
101 101
102 required: 102 required:
103 - compatible 103 - compatible
104 - reg 104 - reg
105 - power-domains 105 - power-domains
106 106
107 additionalProperties: false 107 additionalProperties: false
108 108
109 examples: 109 examples:
110 # Device node example for i.MX8QM platform: 110 # Device node example for i.MX8QM platform:
111 - | 111 - |
112 #include <dt-bindings/firmware/imx/rsrc.h> 112 #include <dt-bindings/firmware/imx/rsrc.h>
113 113
114 vpu: vpu@2c000000 { 114 vpu: vpu@2c000000 {
115 compatible = "nxp,imx8qm-vpu"; 115 compatible = "nxp,imx8qm-vpu";
116 ranges = <0x2c000000 0x2c000000 0x200000 116 ranges = <0x2c000000 0x2c000000 0x2000000>;
117 reg = <0x2c000000 0x1000000>; 117 reg = <0x2c000000 0x1000000>;
118 #address-cells = <1>; 118 #address-cells = <1>;
119 #size-cells = <1>; 119 #size-cells = <1>;
120 power-domains = <&pd IMX_SC_R_VPU>; 120 power-domains = <&pd IMX_SC_R_VPU>;
121 121
122 mu_m0: mailbox@2d000000 { 122 mu_m0: mailbox@2d000000 {
123 compatible = "fsl,imx6sx-mu"; 123 compatible = "fsl,imx6sx-mu";
124 reg = <0x2d000000 0x20000>; 124 reg = <0x2d000000 0x20000>;
125 interrupts = <0 472 4>; 125 interrupts = <0 472 4>;
126 #mbox-cells = <2>; 126 #mbox-cells = <2>;
127 power-domains = <&pd IMX_SC_R_VPU_MU_0 127 power-domains = <&pd IMX_SC_R_VPU_MU_0>;
128 }; 128 };
129 129
130 mu1_m0: mailbox@2d020000 { 130 mu1_m0: mailbox@2d020000 {
131 compatible = "fsl,imx6sx-mu"; 131 compatible = "fsl,imx6sx-mu";
132 reg = <0x2d020000 0x20000>; 132 reg = <0x2d020000 0x20000>;
133 interrupts = <0 473 4>; 133 interrupts = <0 473 4>;
134 #mbox-cells = <2>; 134 #mbox-cells = <2>;
135 power-domains = <&pd IMX_SC_R_VPU_MU_1 135 power-domains = <&pd IMX_SC_R_VPU_MU_1>;
136 }; 136 };
137 137
138 mu2_m0: mailbox@2d040000 { 138 mu2_m0: mailbox@2d040000 {
139 compatible = "fsl,imx6sx-mu"; 139 compatible = "fsl,imx6sx-mu";
140 reg = <0x2d040000 0x20000>; 140 reg = <0x2d040000 0x20000>;
141 interrupts = <0 474 4>; 141 interrupts = <0 474 4>;
142 #mbox-cells = <2>; 142 #mbox-cells = <2>;
143 power-domains = <&pd IMX_SC_R_VPU_MU_2 143 power-domains = <&pd IMX_SC_R_VPU_MU_2>;
144 }; 144 };
145 145
146 vpu_core0: vpu-core@2d080000 { 146 vpu_core0: vpu-core@2d080000 {
147 compatible = "nxp,imx8q-vpu-decoder"; 147 compatible = "nxp,imx8q-vpu-decoder";
148 reg = <0x2d080000 0x10000>; 148 reg = <0x2d080000 0x10000>;
149 power-domains = <&pd IMX_SC_R_VPU_DEC_ 149 power-domains = <&pd IMX_SC_R_VPU_DEC_0>;
150 mbox-names = "tx0", "tx1", "rx"; 150 mbox-names = "tx0", "tx1", "rx";
151 mboxes = <&mu_m0 0 0>, 151 mboxes = <&mu_m0 0 0>,
152 <&mu_m0 0 1>, 152 <&mu_m0 0 1>,
153 <&mu_m0 1 0>; 153 <&mu_m0 1 0>;
154 memory-region = <&decoder_boot>, <&dec 154 memory-region = <&decoder_boot>, <&decoder_rpc>;
155 }; 155 };
156 156
157 vpu_core1: vpu-core@2d090000 { 157 vpu_core1: vpu-core@2d090000 {
158 compatible = "nxp,imx8q-vpu-encoder"; 158 compatible = "nxp,imx8q-vpu-encoder";
159 reg = <0x2d090000 0x10000>; 159 reg = <0x2d090000 0x10000>;
160 power-domains = <&pd IMX_SC_R_VPU_ENC_ 160 power-domains = <&pd IMX_SC_R_VPU_ENC_0>;
161 mbox-names = "tx0", "tx1", "rx"; 161 mbox-names = "tx0", "tx1", "rx";
162 mboxes = <&mu1_m0 0 0>, 162 mboxes = <&mu1_m0 0 0>,
163 <&mu1_m0 0 1>, 163 <&mu1_m0 0 1>,
164 <&mu1_m0 1 0>; 164 <&mu1_m0 1 0>;
165 memory-region = <&encoder1_boot>, <&en 165 memory-region = <&encoder1_boot>, <&encoder1_rpc>;
166 }; 166 };
167 167
168 vpu_core2: vpu-core@2d0a0000 { 168 vpu_core2: vpu-core@2d0a0000 {
169 reg = <0x2d0a0000 0x10000>; 169 reg = <0x2d0a0000 0x10000>;
170 compatible = "nxp,imx8q-vpu-encoder"; 170 compatible = "nxp,imx8q-vpu-encoder";
171 power-domains = <&pd IMX_SC_R_VPU_ENC_ 171 power-domains = <&pd IMX_SC_R_VPU_ENC_1>;
172 mbox-names = "tx0", "tx1", "rx"; 172 mbox-names = "tx0", "tx1", "rx";
173 mboxes = <&mu2_m0 0 0>, 173 mboxes = <&mu2_m0 0 0>,
174 <&mu2_m0 0 1>, 174 <&mu2_m0 0 1>,
175 <&mu2_m0 1 0>; 175 <&mu2_m0 1 0>;
176 memory-region = <&encoder2_boot>, <&en 176 memory-region = <&encoder2_boot>, <&encoder2_rpc>;
177 }; 177 };
178 }; 178 };
179 179
180 ... 180 ...
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