Add a power domain framework/uclass

Many SoCs allow power to be applied to or removed from portions of the SoC
(power domains). This may be used to save power. This API provides the
means to control such power management hardware.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index 9e46f9e..fff175d 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -262,6 +262,16 @@
 		};
 	};
 
+	pwrdom: power-domain {
+		compatible = "sandbox,power-domain";
+		#power-domain-cells = <1>;
+	};
+
+	power-domain-test {
+		compatible = "sandbox,power-domain-test";
+		power-domains = <&pwrdom 2>;
+	};
+
 	ram {
 		compatible = "sandbox,ram";
 	};