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[karo-tx-linux.git] / Documentation / devicetree / bindings / arm / coherency-fabric.txt
1 Coherency fabric
2 ----------------
3 Available on Marvell SOCs: Armada 370, Armada 375, Armada 38x and Armada XP
4
5 Required properties:
6
7 - compatible: the possible values are:
8
9  * "marvell,coherency-fabric", to be used for the coherency fabric of
10    the Armada 370 and Armada XP.
11
12  * "marvell,armada-375-coherency-fabric", for the Armada 375 coherency
13    fabric.
14
15  * "marvell,armada-380-coherency-fabric", for the Armada 38x coherency
16    fabric.
17
18 - reg: Should contain coherency fabric registers location and
19   length.
20
21  * For "marvell,coherency-fabric", the first pair for the coherency
22    fabric registers, second pair for the per-CPU fabric registers.
23
24  * For "marvell,armada-375-coherency-fabric", only one pair is needed
25    for the per-CPU fabric registers.
26
27  * For "marvell,armada-380-coherency-fabric", only one pair is needed
28    for the per-CPU fabric registers.
29
30 Optional properties:
31
32 - broken-idle: boolean to set when the Idle mode is not supported by the
33   hardware.
34
35 Examples:
36
37 coherency-fabric@d0020200 {
38         compatible = "marvell,coherency-fabric";
39         reg = <0xd0020200 0xb0>,
40                 <0xd0021810 0x1c>;
41
42 };
43
44 coherency-fabric@21810 {
45         compatible = "marvell,armada-375-coherency-fabric";
46         reg = <0x21810 0x1c>;
47 };
48