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-rw-r--r--dts/Bindings/power/domain-idle-state.yaml12
1 files changed, 11 insertions, 1 deletions
diff --git a/dts/Bindings/power/domain-idle-state.yaml b/dts/Bindings/power/domain-idle-state.yaml
index 6a12efdf43..ec1f6f669e 100644
--- a/dts/Bindings/power/domain-idle-state.yaml
+++ b/dts/Bindings/power/domain-idle-state.yaml
@@ -4,7 +4,7 @@
$id: http://devicetree.org/schemas/power/domain-idle-state.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: PM Domain Idle States binding description
+title: PM Domain Idle States
maintainers:
- Ulf Hansson <ulf.hansson@linaro.org>
@@ -20,6 +20,7 @@ properties:
patternProperties:
"^(cpu|cluster|domain)-":
type: object
+ additionalProperties: false
description:
Each state node represents a domain idle state description.
@@ -44,6 +45,15 @@ patternProperties:
state will yield power benefits, after overcoming the overhead while
entering the idle state.
+ arm,psci-suspend-param:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: |
+ power_state parameter to pass to the ARM PSCI suspend call.
+
+ Device tree nodes that require usage of PSCI CPU_SUSPEND function
+ (i.e. idle states node with entry-method property is set to "psci")
+ must specify this property.
+
required:
- compatible
- entry-latency-us