dt-bindings: remove 'interrupt-parent' from bindings

'interrupt-parent' is often documented as part of define bindings, but
it is really outside the scope of a device binding. It's never required
in a given node as it is often inherited from a parent node. Or it can
be implicit if a parent node is an 'interrupt-controller' node. So
remove it from all the binding files.

Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>

1 files changed, 0 insertions, 3 deletions

diff --git a/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt b/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
index 65038aa642e5..a618d4787dd7 100644
--- a/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
@@ -26,9 +26,6 @@ Required properties:
 - interrupt-controller: identifies the node as an interrupt controller
 - #interrupt-cells: specifies the number of cells needed to encode an
 	interrupt source. The value must be 1.
-- interrupt-parent : phandle to the interrupt controller that
-		it is attached to, it should be set to gic to point to
-		ARM's Generic Interrupt Controller node in system DT.
 - interrupts: The interrupt line of the PCIe controller
 		last cell of this field is set to 4 to
 		denote it as IRQ_TYPE_LEVEL_HIGH type interrupt.