xref: /linux/Documentation/devicetree/bindings/clock/marvell,dove-divider-clock.yaml (revision 8d2b0853add1d7534dc0794e3c8e0b9e8c4ec640)
1*e3fcba91SRob Herring (Arm)# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*e3fcba91SRob Herring (Arm)%YAML 1.2
3*e3fcba91SRob Herring (Arm)---
4*e3fcba91SRob Herring (Arm)$id: http://devicetree.org/schemas/marvell,dove-divider-clock.yaml#
5*e3fcba91SRob Herring (Arm)$schema: http://devicetree.org/meta-schemas/core.yaml#
6*e3fcba91SRob Herring (Arm)
7*e3fcba91SRob Herring (Arm)title: Marvell Dove PLL Divider Clock
8*e3fcba91SRob Herring (Arm)
9*e3fcba91SRob Herring (Arm)maintainers:
10*e3fcba91SRob Herring (Arm)  - Andrew Lunn <andrew@lunn.ch>
11*e3fcba91SRob Herring (Arm)  - Gregory Clement <gregory.clement@bootlin.com>
12*e3fcba91SRob Herring (Arm)
13*e3fcba91SRob Herring (Arm)description: >
14*e3fcba91SRob Herring (Arm)  Marvell Dove has a 2GHz PLL, which feeds into a set of dividers to provide
15*e3fcba91SRob Herring (Arm)  high speed clocks for a number of peripherals.  These dividers are part of the
16*e3fcba91SRob Herring (Arm)  PMU, and thus this node should be a child of the PMU node.
17*e3fcba91SRob Herring (Arm)
18*e3fcba91SRob Herring (Arm)  The following clocks are provided:
19*e3fcba91SRob Herring (Arm)
20*e3fcba91SRob Herring (Arm)    ID	Clock
21*e3fcba91SRob Herring (Arm)    -------------
22*e3fcba91SRob Herring (Arm)    0	AXI bus clock
23*e3fcba91SRob Herring (Arm)    1	GPU clock
24*e3fcba91SRob Herring (Arm)    2	VMeta clock
25*e3fcba91SRob Herring (Arm)    3	LCD clock
26*e3fcba91SRob Herring (Arm)
27*e3fcba91SRob Herring (Arm)properties:
28*e3fcba91SRob Herring (Arm)  compatible:
29*e3fcba91SRob Herring (Arm)    const: marvell,dove-divider-clock
30*e3fcba91SRob Herring (Arm)
31*e3fcba91SRob Herring (Arm)  reg:
32*e3fcba91SRob Herring (Arm)    maxItems: 1
33*e3fcba91SRob Herring (Arm)
34*e3fcba91SRob Herring (Arm)  '#clock-cells':
35*e3fcba91SRob Herring (Arm)    const: 1
36*e3fcba91SRob Herring (Arm)
37*e3fcba91SRob Herring (Arm)required:
38*e3fcba91SRob Herring (Arm)  - compatible
39*e3fcba91SRob Herring (Arm)  - reg
40*e3fcba91SRob Herring (Arm)  - '#clock-cells'
41*e3fcba91SRob Herring (Arm)
42*e3fcba91SRob Herring (Arm)additionalProperties: false
43*e3fcba91SRob Herring (Arm)
44*e3fcba91SRob Herring (Arm)examples:
45*e3fcba91SRob Herring (Arm)  - |
46*e3fcba91SRob Herring (Arm)    clock-controller@64 {
47*e3fcba91SRob Herring (Arm)        compatible = "marvell,dove-divider-clock";
48*e3fcba91SRob Herring (Arm)        reg = <0x0064 0x8>;
49*e3fcba91SRob Herring (Arm)        #clock-cells = <1>;
50*e3fcba91SRob Herring (Arm)    };
51