ARM: DT: apq8064: add support to sdcc4 for wlan.

This patch adds sdcc4 node to enable wlan support on IFC6410

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Kumar Gala <galak@codeaurora.org>
diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index 90db8af..27c7dfe 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -23,6 +23,10 @@
 			sdcc3: sdcc@12180000 {
 				status = "okay";
 			};
+			/* WLAN */
+			sdcc4: sdcc@121c0000 {
+				status = "okay";
+			};
 		};
 	};
 };