Kernel-4.18.0-80.el8_coherency-fabric

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>;
};