Clean up warnings in lk code

Change-Id: I05b3a6cf07cde7e60586b1816c2f1279f64f5cf4
diff --git a/include/target.h b/include/target.h
index c140d9d..b6e56bd 100644
--- a/include/target.h
+++ b/include/target.h
@@ -38,4 +38,15 @@
 /* if target is using eMMC bootup */
 int target_is_emmc_boot(void);
 
+unsigned* target_atag_mem(unsigned* ptr);
+void *target_get_scratch_address(void);
+unsigned target_get_max_flash_size(void);
+int target_is_emmc_boot(void);
+void target_battery_charging_enable(unsigned enable, unsigned disconnect);
+unsigned target_pause_for_battery_charge(void);
+unsigned target_baseband(void);
+void target_serialno(unsigned char *buf);
+void target_fastboot_init(void);
+
+
 #endif