PM QoS device latencies are properties of the hardware. Let's define some
DT bindings for them.
Suggested-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
---
Documentation/devicetree/bindings/power/power_domain.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/power/power_domain.txt b/Documentation/devicetree/bindings/power/power_domain.txt
index 025b5e7..b101a20 100644
--- a/Documentation/devicetree/bindings/power/power_domain.txt
+++ b/Documentation/devicetree/bindings/power/power_domain.txt
@@ -65,12 +65,18 @@ Required properties:
- power-domains : A phandle and PM domain specifier as defined by bindings of
the power controller specified by phandle.
+Optional properties:
+ - suspend-latency: Suspend latency of the device in ns.
+ - resume-latency: Resume latency of the device in ns.
+
Example:
leaky-device@12350000 {
compatible = "foo,i-leak-current";
reg = <0x12350000 0x1000>;
power-domains = <&power 0>;
+ suspend-latency = <250000>;
+ resume-latency = <250000>;
};
The node above defines a typical PM domain consumer device, which is located
--
1.9.1
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