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Subject[RFC PATCH 3/3] dt-bindings: Add support for devices with multiple PM domains
Now that the generic PM domain framework supports devices that require
multiple PM domains, update the device-tree binding for generic PM
domains to state that one or more PM domain is permitted for a device.

Signed-off-by: Jon Hunter <>
Documentation/devicetree/bindings/power/power_domain.txt | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/power/power_domain.txt b/Documentation/devicetree/bindings/power/power_domain.txt
index 025b5e7df61c..12131159b605 100644
--- a/Documentation/devicetree/bindings/power/power_domain.txt
+++ b/Documentation/devicetree/bindings/power/power_domain.txt
@@ -20,8 +20,9 @@ Required properties:
as specified by device tree binding documentation of particular provider.

Optional properties:
- - power-domains : A phandle and PM domain specifier as defined by bindings of
- the power controller specified by phandle.
+ - power-domains : An array of one or more PM domain specifiers (defined by the
+ bindings of the PM domain provider) for each PM domain that
+ is required by the device.
Some power domains might be powered from another power domain (or have
other hardware specific dependencies). For representing such dependency
a standard PM domain consumer binding is used. When provided, all domains
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