alistair23-linux/Documentation/devicetree/bindings/interrupt-controller/technologic,ts4800.txt
Rob Herring 791d3ef2e1 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>
2018-07-25 14:09:39 -06:00

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TS-4800 FPGA interrupt controller
TS-4800 FPGA has an internal interrupt controller. When one of the
interrupts is triggered, the SoC is notified, usually using a GPIO as
parent interrupt source.
Required properties:
- compatible: should be "technologic,ts4800-irqc"
- interrupt-controller: identifies the node as an interrupt controller
- reg: physical base address of the controller and length of memory mapped
region
- #interrupt-cells: specifies the number of cells needed to encode an interrupt
source, should be 1.
- interrupts: specifies the interrupt line in the interrupt-parent controller