xref: /freebsd/sys/contrib/device-tree/Bindings/power/xlnx,zynqmp-genpd.txt (revision fe75646a0234a261c0013bf1840fdac4acaf0cec)
1-----------------------------------------------------------
2Device Tree Bindings for the Xilinx Zynq MPSoC PM domains
3-----------------------------------------------------------
4The binding for zynqmp-power-controller follow the common
5generic PM domain binding[1].
6
7[1] Documentation/devicetree/bindings/power/power-domain.yaml
8
9== Zynq MPSoC Generic PM Domain Node ==
10
11Required property:
12 - Below property should be in zynqmp-firmware node.
13 - #power-domain-cells:	Number of cells in a PM domain specifier. Must be 1.
14
15Power domain ID indexes are mentioned in
16include/dt-bindings/power/xlnx-zynqmp-power.h.
17
18-------
19Example
20-------
21
22firmware {
23	zynqmp_firmware: zynqmp-firmware {
24		...
25		#power-domain-cells = <1>;
26		...
27	};
28};
29
30sata {
31	...
32	power-domains = <&zynqmp_firmware 28>;
33	...
34};
35