1 # SPDX-License-Identifier: GPL-2.0-only OR BSD
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/interconnec
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: MediaTek External Memory Interface (EMI
8
9 maintainers:
10 - AngeloGioacchino Del Regno <angelogioacchin
11
12 description: |
13 EMI interconnect providers support system ba
14 Dynamic Voltage Frequency Scaling Resource C
15 The provider is able to communicate with the
16 Call (SMC).
17
18 ICC provider ICC Nodes
19 ---- --
20 _________ |CPU | |--- |VP
21 _____ | |----- ---- | --
22 | |->| DRAM | ---- | --
23 |DRAM |->|scheduler|----- |GPU | |--- |DI
24 | |->| (EMI) | ---- | --
25 |_____|->|_________|---. ----- | --
26 /|\ `-|MMSYS|--|--- |VD
27 | ----- | --
28 | | --
29 | change DRAM freq |--- |VE
30 -------- | --
31 SMC --> | DVFSRC | | --
32 -------- |--- |IM
33 | --
34 | --
35 |--- |CA
36 --
37
38 properties:
39 compatible:
40 enum:
41 - mediatek,mt8183-emi
42 - mediatek,mt8195-emi
43
44 '#interconnect-cells':
45 const: 1
46
47 required:
48 - compatible
49 - '#interconnect-cells'
50
51 unevaluatedProperties: false
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