1 -----------------------------------------------------------
2 Device Tree Bindings for the Xilinx Zynq MPSoC PM domains
3 -----------------------------------------------------------
4 The binding for zynqmp-power-controller follow the common
5 generic PM domain binding[1].
6
7 [1] Documentation/devicetree/bindings/power/power-domain.yaml
8
9 == Zynq MPSoC Generic PM Domain Node ==
10
11 Required 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
15 Power domain ID indexes are mentioned in
16 include/dt-bindings/power/xlnx-zynqmp-power.h.
17
18 -------
19 Example
20 -------
21
22 firmware {
23 zynqmp_firmware: zynqmp-firmware {
24 ...
25 #power-domain-cells = <1>;
26 ...
27 };
28 };
29
30 sata {
31 ...
32 power-domains = <&zynqmp_firmware 28>;
33 ...
34 };
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