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-rw-r--r--dts/Bindings/pinctrl/pinctrl-mt7622.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/dts/Bindings/pinctrl/pinctrl-mt7622.txt b/dts/Bindings/pinctrl/pinctrl-mt7622.txt
index f18ed99..def8fca 100644
--- a/dts/Bindings/pinctrl/pinctrl-mt7622.txt
+++ b/dts/Bindings/pinctrl/pinctrl-mt7622.txt
@@ -9,6 +9,16 @@ Required properties for the root node:
- #gpio-cells: Should be two. The first cell is the pin number and the
second is the GPIO flags.
+Optional properties:
+- interrupt-controller : Marks the device node as an interrupt controller
+
+If the property interrupt-controller is defined, following property is required
+- reg-names: A string describing the "reg" entries. Must contain "eint".
+- interrupts : The interrupt output from the controller.
+- #interrupt-cells: Should be two.
+- interrupt-parent: Phandle of the interrupt parent to which the external
+ GPIO interrupts are forwarded to.
+
Please refer to pinctrl-bindings.txt in this directory for details of the
common pinctrl bindings used by client devices, including the meaning of the
phrase "pin configuration node".