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MIPS: mscc: ocelot: add interrupt controller properties to GPIO controller 

The GPIO controller also serves as an interrupt controller for events
on the GPIO it handles.

An interrupt occurs whenever a GPIO line has changed.

Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/20015/
Cc: robh+dt@kernel.org
Cc: mark.rutland@arm.com
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: linux-gpio@vger.kernel.org
Cc: linux-mips@linux-mips.org
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: thomas.petazzoni@bootlin.com
hifive-unleashed-5.1
Quentin Schulz 2018-07-25 14:26:20 +02:00 committed by Paul Burton
parent 0211d49e52
commit 6386889ac2
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1 changed files with 3 additions and 0 deletions
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3
arch/mips/boot/dts/mscc/ocelot.dtsi
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@ -168,6 +168,9 @@
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&gpio 0 0 22>;
interrupt-controller;
interrupts = <13>;
#interrupt-cells = <2>;
uart_pins: uart-pins {
pins = "GPIO_6", "GPIO_7";