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-rw-r--r--Documentation/devicetree/bindings/pinctrl/nxp,lpc1850-scu.txt14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/nxp,lpc1850-scu.txt b/Documentation/devicetree/bindings/pinctrl/nxp,lpc1850-scu.txt
index df0309c57505..bd8b0c69fa44 100644
--- a/Documentation/devicetree/bindings/pinctrl/nxp,lpc1850-scu.txt
+++ b/Documentation/devicetree/bindings/pinctrl/nxp,lpc1850-scu.txt
@@ -22,6 +22,10 @@ The following generic nodes are supported:
- input-schmitt-disable
- slew-rate
+NXP specific properties:
+ - nxp,gpio-pin-interrupt : Assign pin to gpio pin interrupt controller
+ irq number 0 to 7. See example below.
+
Not all pins support all properties so either refer to the NXP 1850/4350
user manual or the pin table in the pinctrl-lpc18xx driver for supported
pin properties.
@@ -54,4 +58,14 @@ pinctrl: pinctrl@40086000 {
bias-disable;
};
};
+
+ gpio_joystick_pins: gpio-joystick-pins {
+ gpio_joystick_1_cfg {
+ pins = "p9_0";
+ function = "gpio";
+ nxp,gpio-pin-interrupt = <0>;
+ input-enable;
+ bias-disable;
+ };
+ };
};