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authorHector Martin <marcan@marcan.st>2021-12-09 13:44:59 +0900
committerHector Martin <marcan@marcan.st>2021-12-12 10:25:22 +0900
commitd824dade33bfe464a5304f1772de8735a46eec7c (patch)
treea05102872bbb0d63a741d30ea8fb9accfe44874a /Documentation/devicetree/bindings/power
parent111659c2a570ab1d62615040249dd37f39034d68 (diff)
dt-bindings: power: apple,pmgr-pwrstate: Add apple,min-state prop
A few devices (DCP/DCPEXT) need to have the minimum power state for auto-PM configured. Add a property that allows the DT to specify this value. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Hector Martin <marcan@marcan.st>
Diffstat (limited to 'Documentation/devicetree/bindings/power')
-rw-r--r--Documentation/devicetree/bindings/power/apple,pmgr-pwrstate.yaml8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/apple,pmgr-pwrstate.yaml b/Documentation/devicetree/bindings/power/apple,pmgr-pwrstate.yaml
index 5056d08b8261..19a194980142 100644
--- a/Documentation/devicetree/bindings/power/apple,pmgr-pwrstate.yaml
+++ b/Documentation/devicetree/bindings/power/apple,pmgr-pwrstate.yaml
@@ -61,6 +61,14 @@ properties:
Forces this power domain to always be powered up.
type: boolean
+ apple,min-state:
+ description:
+ Specifies the minimum power state for auto-PM.
+ 0 = power gated, 4 = clock gated, 15 = on.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 15
+
required:
- compatible
- reg