linux_dsm_epyc7002/Documentation/devicetree/bindings/arm/marvell/coherency-fabric.txt
Gregory CLEMENT fc94a603bb Documentation: dt: Tidy up the Marvell related files
Over the last releases we have added more and more Marvell related binding
directly in the arm directory. It's time to have our proper directory
inside it, and move all the files in it.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Rob Herring <robh@kernel.org>
2016-02-17 16:09:54 +01:00

49 lines
1.2 KiB
Plaintext

Coherency fabric
----------------
Available on Marvell SOCs: Armada 370, Armada 375, Armada 38x and Armada XP
Required properties:
- compatible: the possible values are:
* "marvell,coherency-fabric", to be used for the coherency fabric of
the Armada 370 and Armada XP.
* "marvell,armada-375-coherency-fabric", for the Armada 375 coherency
fabric.
* "marvell,armada-380-coherency-fabric", for the Armada 38x coherency
fabric.
- reg: Should contain coherency fabric registers location and
length.
* For "marvell,coherency-fabric", the first pair for the coherency
fabric registers, second pair for the per-CPU fabric registers.
* For "marvell,armada-375-coherency-fabric", only one pair is needed
for the per-CPU fabric registers.
* For "marvell,armada-380-coherency-fabric", only one pair is needed
for the per-CPU fabric registers.
Optional properties:
- broken-idle: boolean to set when the Idle mode is not supported by the
hardware.
Examples:
coherency-fabric@d0020200 {
compatible = "marvell,coherency-fabric";
reg = <0xd0020200 0xb0>,
<0xd0021810 0x1c>;
};
coherency-fabric@21810 {
compatible = "marvell,armada-375-coherency-fabric";
reg = <0x21810 0x1c>;
};