arm: dts: rockchip: rk3288: fix console output to FIQ for linux

To keep consistent to other platform, we use FIQ as console output
in rk3288 linux.

Change-Id: I36c53b12a872d8f282addd16d0cad8cabfc8a5d6
Signed-off-by: Lin Huang <hl@rock-chips.com>

Author: Lin Huang

arch/arm/boot/dts/rk3288-linux.dtsi

@@ -8,7 +8,7 @@
 
 / {
 	chosen {
-		bootargs = "earlyprintk console=tty1 console=ttyS2,115200n8 rw root=PARTUUID=614e0000-0000 rootfstype=ext4 rootwait";
+		bootargs = "earlyprintk console=ttyFIQ0 rw root=PARTUUID=614e0000-0000 rootfstype=ext4 rootwait";
 	};
 
 	/delete-node/ dmc@ff610000;
@@ -73,6 +73,18 @@
 		};
 	};
 
+	fiq-debugger {
+		compatible = "rockchip,fiq-debugger";
+		interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>;
+		rockchip,serial-id = <2>;
+		rockchip,wake-irq = <0>;
+		/* If enable uart uses irq instead of fiq */
+		rockchip,irq-mode-enable = <0>;
+		rockchip,baudrate = <115200>;  /* Only 115200 and 1500000 */
+		pinctrl-names = "default";
+		pinctrl-0 = <&uart2_xfer>;
+	};
+
 	psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";