target: init: Adding vibrator support for MSM8920

Adding support for MSM8920 platform to select
correct vibrator configurations.

Change-Id: I8a9f64087ebf7768f02f0b6edea024a702caba0d
diff --git a/target/init.c b/target/init.c
index 22ddb16..d5cfa92 100644
--- a/target/init.c
+++ b/target/init.c
@@ -272,6 +272,7 @@
 		case MSM8940:
 		case APQ8037:
 		case MSM8917:
+		case MSM8920:
 		case MSM8217:
 		case MSM8617:
 		case APQ8017: