This describes how to specify multiple base addresses for sysirq
in mediatek platforms.
Signed-off-by: Mars Cheng <mars.cheng@xxxxxxxxxxxx>
---
.../interrupt-controller/mediatek,sysirq.txt | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
index 9d1d72c..40bf9b9 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
@@ -21,13 +21,16 @@ Required properties:
- interrupt-parent: phandle of irq parent for sysirq. The parent must
use the same interrupt-cells format as GIC.
- reg: Physical base address of the intpol registers and length of memory
- mapped region.
+ mapped region. Could be multiple bases here. Ex: mt6797 needs 2 reg, others
+ need 1.
Example:
- sysirq: interrupt-controller@10200100 {
- compatible = "mediatek,mt6589-sysirq", "mediatek,mt6577-sysirq";
+ sysirq: intpol-controller@10200620 {
+ compatible = "mediatek,mt6797-sysirq",
+ "mediatek,mt6577-sysirq";
interrupt-controller;
#interrupt-cells = <3>;
interrupt-parent = <&gic>;
- reg = <0 0x10200100 0 0x1c>;
+ reg = <0 0x10220620 0 0x20>,
+ <0 0x10220690 0 0x10>;
};
--
1.7.9.5
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