ARM: zynq: Add interrupt-controller property to gpio nodes

GPIO driver supports an input interrupt that's why gpio node itself can
be labeled as interrupt controller.

Reported-by: John Linn <linnj@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/dts/zynq-7000.dtsi b/arch/arm/dts/zynq-7000.dtsi
index 2d786f0..a352bc8 100644 (file)
--- a/arch/arm/dts/zynq-7000.dtsi
+++ b/arch/arm/dts/zynq-7000.dtsi
@@ -96,8 +96,10 @@
                gpio0: gpio@e000a000 {
                        compatible = "xlnx,zynq-gpio-1.0";
                        #gpio-cells = <2>;
+                       #interrupt-cells = <2>;
                        clocks = <&clkc 42>;
                        gpio-controller;
+                       interrupt-controller;
                        interrupt-parent = <&intc>;
                        interrupts = <0 20 4>;
                        reg = <0xe000a000 0x1000>;