[PATCH 2/4] dt-bindings: irq: imx-irqsteer: add multi output interrupts support

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One irqsteer channel can support up to 8 output interrupts.

Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Signed-off-by: Dong Aisheng <aisheng.dong@xxxxxxx>
---
 .../devicetree/bindings/interrupt-controller/fsl,irqsteer.txt        | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt
index eaabcda..beeed4a 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,irqsteer.txt
@@ -6,8 +6,9 @@ Required properties:
 	- "fsl,imx8m-irqsteer"
 	- "fsl,imx-irqsteer"
 - reg: Physical base address and size of registers.
-- interrupts: Should contain the parent interrupt line used to multiplex the
-  input interrupts.
+- interrupts: Should contain the up to 8 parent interrupt lines used to
+  multiplex the input interrupts. They should be sepcified seqencially
+  from output 0 to 7. NOTE at least one output interrupt has to be specified.
 - clocks: Should contain one clock for entry in clock-names
   see Documentation/devicetree/bindings/clock/clock-bindings.txt
 - clock-names:
-- 
2.7.4





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