From 7a62f48b271919b78f23c216ede6ac5d2b8b0368 Mon Sep 17 00:00:00 2001 From: Gregory CLEMENT Date: Thu, 14 Dec 2017 16:00:03 +0100 Subject: dt-bindings: marvell: Add documentation for the North Bridge PM on Armada 37xx Extend the documentation of the Armada 37xx SoC with the the North Bridge Power Management component. Reviewed-by: Rob Herring Signed-off-by: Gregory CLEMENT Signed-off-by: Rafael J. Wysocki --- .../devicetree/bindings/arm/marvell/armada-37xx.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'Documentation/devicetree/bindings/arm/marvell') diff --git a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt index 51336e5fc761..35c3c3460d17 100644 --- a/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt +++ b/Documentation/devicetree/bindings/arm/marvell/armada-37xx.txt @@ -14,3 +14,22 @@ following property before the previous one: Example: compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710"; + + +Power management +---------------- + +For power management (particularly DVFS and AVS), the North Bridge +Power Management component is needed: + +Required properties: +- compatible : should contain "marvell,armada-3700-nb-pm", "syscon"; +- reg : the register start and length for the North Bridge + Power Management + +Example: + +nb_pm: syscon@14000 { + compatible = "marvell,armada-3700-nb-pm", "syscon"; + reg = <0x14000 0x60>; +} -- cgit v1.2.3-59-g8ed1b