1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/clock/marve 4 $id: http://devicetree.org/schemas/clock/marvell,mmp2-clock.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Marvell MMP2 and MMP3 Clock Controller 7 title: Marvell MMP2 and MMP3 Clock Controller
8 8
9 maintainers: 9 maintainers:
10 - Lubomir Rintel <lkundrak@v3.sk> 10 - Lubomir Rintel <lkundrak@v3.sk>
11 11
12 description: | 12 description: |
13 The clock subsystem on MMP2 or MMP3 generate 13 The clock subsystem on MMP2 or MMP3 generates and supplies clock to various
14 controllers within the SoC. 14 controllers within the SoC.
15 15
16 Each clock is assigned an identifier and cli 16 Each clock is assigned an identifier and client nodes use this identifier
17 to specify the clock which they consume. 17 to specify the clock which they consume.
18 18
19 All these identifiers could be found in <dt- 19 All these identifiers could be found in <dt-bindings/clock/marvell,mmp2.h>.
20 20
21 properties: 21 properties:
22 compatible: 22 compatible:
23 enum: 23 enum:
24 - marvell,mmp2-clock # controller compat 24 - marvell,mmp2-clock # controller compatible with MMP2 SoC
25 - marvell,mmp3-clock # controller compat 25 - marvell,mmp3-clock # controller compatible with MMP3 SoC
26 26
27 reg: 27 reg:
28 items: 28 items:
29 - description: MPMU register region 29 - description: MPMU register region
30 - description: APMU register region 30 - description: APMU register region
31 - description: APBC register region 31 - description: APBC register region
32 32
33 reg-names: 33 reg-names:
34 items: 34 items:
35 - const: mpmu 35 - const: mpmu
36 - const: apmu 36 - const: apmu
37 - const: apbc 37 - const: apbc
38 38
39 '#clock-cells': 39 '#clock-cells':
40 const: 1 40 const: 1
41 41
42 '#reset-cells': 42 '#reset-cells':
43 const: 1 43 const: 1
44 44
45 '#power-domain-cells': <<
46 const: 1 <<
47 <<
48 required: 45 required:
49 - compatible 46 - compatible
50 - reg 47 - reg
51 - reg-names 48 - reg-names
52 - '#clock-cells' 49 - '#clock-cells'
53 - '#reset-cells' 50 - '#reset-cells'
54 - '#power-domain-cells' <<
55 51
56 additionalProperties: false 52 additionalProperties: false
57 53
58 examples: 54 examples:
59 - | 55 - |
60 clock-controller@d4050000 { 56 clock-controller@d4050000 {
61 compatible = "marvell,mmp2-clock"; 57 compatible = "marvell,mmp2-clock";
62 reg = <0xd4050000 0x1000>, 58 reg = <0xd4050000 0x1000>,
63 <0xd4282800 0x400>, 59 <0xd4282800 0x400>,
64 <0xd4015000 0x1000>; 60 <0xd4015000 0x1000>;
65 reg-names = "mpmu", "apmu", "apbc"; 61 reg-names = "mpmu", "apmu", "apbc";
66 #clock-cells = <1>; 62 #clock-cells = <1>;
67 #reset-cells = <1>; 63 #reset-cells = <1>;
68 #power-domain-cells = <1>; <<
69 }; 64 };
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