dt-bindings: irq: imx-irqsteer: Add multi output interrupts support

Aisheng Dong · Marc Zyngier · commit e482c01dc73c · 2019-02-22T09:22:46.000Z
One irqsteer channel can support up to 8 output interrupts.

Cc: Rob Herring &lt;robh+dt@kernel.org&gt;
Cc: Shawn Guo &lt;shawnguo@kernel.org&gt;
Cc: devicetree@vger.kernel.org
Reviewed-by: Lucas Stach &lt;l.stach@pengutronix.de&gt;
Signed-off-by: Dong Aisheng &lt;aisheng.dong@nxp.com&gt;
Signed-off-by: Marc Zyngier &lt;marc.zyngier@arm.com&gt;
diff --git 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 specified sequentially
+  from output 0 to 7.
 - clocks: Should contain one clock for entry in clock-names
   see Documentation/devicetree/bindings/clock/clock-bindings.txt
 - clock-names:
