summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/interrupt-controller/fsl,irqsteer.txt
diff options
context:
space:
mode:
Diffstat (limited to 'dts/Bindings/interrupt-controller/fsl,irqsteer.txt')
-rw-r--r--dts/Bindings/interrupt-controller/fsl,irqsteer.txt11
1 files changed, 6 insertions, 5 deletions
diff --git a/dts/Bindings/interrupt-controller/fsl,irqsteer.txt b/dts/Bindings/interrupt-controller/fsl,irqsteer.txt
index 45790ce..582991c 100644
--- a/dts/Bindings/interrupt-controller/fsl,irqsteer.txt
+++ b/dts/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:
@@ -16,8 +17,8 @@ Required properties:
- #interrupt-cells: Specifies the number of cells needed to encode an
interrupt source. The value must be 1.
- fsl,channel: The output channel that all input IRQs should be steered into.
-- fsl,irq-groups: Number of IRQ groups managed by this controller instance.
- Each group manages 64 input interrupts.
+- fsl,num-irqs: Number of input interrupts of this channel.
+ Should be multiple of 32 input interrupts and up to 512 interrupts.
Example:
@@ -28,7 +29,7 @@ Example:
clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>;
clock-names = "ipg";
fsl,channel = <0>;
- fsl,irq-groups = <1>;
+ fsl,num-irqs = <64>;
interrupt-controller;
#interrupt-cells = <1>;
};