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authorGregory CLEMENT <gregory.clement@free-electrons.com>2012-08-02 11:17:51 +0300
committerGregory CLEMENT <gregory.clement@free-electrons.com>2012-11-21 16:49:36 +0100
commit7444dad2409afd94c08875e961ca61c5999cd606 (patch)
treeaa1f24e295e9554eb598922049d4c199cbf2fd6e /Documentation/devicetree
parent009f13159bfdccd6e06fe3b62a39fee6dce26c39 (diff)
downloadtalos-obmc-linux-7444dad2409afd94c08875e961ca61c5999cd606.tar.gz
talos-obmc-linux-7444dad2409afd94c08875e961ca61c5999cd606.zip
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>
Diffstat (limited to 'Documentation/devicetree')
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diff --git a/Documentation/devicetree/bindings/arm/armada-370-xp-pmsu.txt b/Documentation/devicetree/bindings/arm/armada-370-xp-pmsu.txt
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+Power Management Service Unit(PMSU)
+-----------------------------------
+Available on Marvell SOCs: Armada 370 and Armada XP
+
+Required properties:
+
+- compatible: "marvell,armada-370-xp-pmsu"
+
+- reg: Should contain PMSU registers location and length. First pair
+ for the per-CPU SW Reset Control registers, second pair for the
+ Power Management Service Unit.
+
+Example:
+
+armada-370-xp-pmsu@d0022000 {
+ compatible = "marvell,armada-370-xp-pmsu";
+ reg = <0xd0022100 0x430>,
+ <0xd0020800 0x20>;
+};
+
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