platform: msm_shared: Add support for alpha pll

Add support for alpha pll. Alpha pll is the clock source for
multimedia clocks. MMPLL0 uses alpha pll for generating required
rate for display clocks.

Change-Id: I70970b6bdc7be08d2b9305eed3f942840a426dea
diff --git a/platform/msm_shared/rules.mk b/platform/msm_shared/rules.mk
index 22427ac..a098c00 100644
--- a/platform/msm_shared/rules.mk
+++ b/platform/msm_shared/rules.mk
@@ -508,6 +508,7 @@
 			$(LOCAL_DIR)/interrupts.o \
 			$(LOCAL_DIR)/clock.o \
 			$(LOCAL_DIR)/clock_pll.o \
+			$(LOCAL_DIR)/clock_alpha_pll.o \
 			$(LOCAL_DIR)/clock_lib2.o \
 			$(LOCAL_DIR)/uart_dm.o \
 			$(LOCAL_DIR)/board.o \