arm/dt: msm8226: Specify MIN BUS voting till USB cable is connected

MSM8226 requires voting for NOC bandwidth (and PNOC clocks) when
enabling/disabling USB clocks. Hence, add BUS bandwidth vote for
the same.

CRs-Fixed: 494654
Change-Id: I08d1766428121030ea0c282dbfddda05e1f752d3
Signed-off-by: Manu Gautam <mgautam@codeaurora.org>
diff --git a/arch/arm/boot/dts/msm8226.dtsi b/arch/arm/boot/dts/msm8226.dtsi
index e22f590..29131cb 100644
--- a/arch/arm/boot/dts/msm8226.dtsi
+++ b/arch/arm/boot/dts/msm8226.dtsi
@@ -260,11 +260,12 @@
 		qcom,dp-manual-pullup;
 
 		qcom,msm-bus,name = "usb";
-		qcom,msm-bus,num-cases = <2>;
+		qcom,msm-bus,num-cases = <3>;
 		qcom,msm-bus,num-paths = <1>;
 		qcom,msm-bus,vectors-KBps =
 				<87 512 0 0>,
-				<87 512 60000 960000>;
+				<87 512 60000 960000>,
+				<87 512 6000  6000>;
 	};
 
 	android_usb@fe8050c8 {