arm: mvebu: Add initial support for power managmement service unit

The Armada 370 and Armada XP SOCs have a power management service unit
which is responsible for powering down and waking up CPUs and other
SOC units. This patch adds support for this unit.

Signed-off-by: Yehuda Yitschak <yehuday@marvell.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
index f51554e80009..1f95e227053b 100644
--- a/arch/arm/boot/dts/armada-xp.dtsi
+++ b/arch/arm/boot/dts/armada-xp.dtsi
@@ -27,6 +27,12 @@
                     <0xd0021870 0x58>;
         };
 
+        armada-370-xp-pmsu@d0022000 {
+                compatible = "marvell,armada-370-xp-pmsu";
+                reg = <0xd0022100 0x430>,
+                      <0xd0020800 0x20>;
+        };
+
         soc {
                 serial@d0012200 {
                                 compatible = "ns16550";