wlan : Deprecate PAL timer APIs

Disable PAL timer APIs in Kbuild

Change-Id: I63fed4357574b96136db6c47d199aa8bfb39e0ba
CRs-Fixed: 576670
diff --git a/Kbuild b/Kbuild
index 56de74a..1913125 100644
--- a/Kbuild
+++ b/Kbuild
@@ -539,7 +539,8 @@
 	        -DWLAN_KD_READY_NOTIFIER \
 		-DWLAN_NL80211_TESTMODE \
 		-DFEATURE_WLAN_BATCH_SCAN \
-		-DFEATURE_WLAN_LPHB
+		-DFEATURE_WLAN_LPHB \
+                -DFEATURE_WLAN_PAL_TIMER_DISABLE
 
 ifneq ($(CONFIG_PRONTO_WLAN),)
 CDEFINES += -DWCN_PRONTO