platform: wdog:  Do not disable watch dog debug when wdog is initialised.

While putting the device in download mode do not disable watchdog debug
when the wdog is initialised.

Change-Id: I7d3e7ccf106e6eea65fe9cb029593bdd6204ae54
diff --git a/platform/msm_shared/include/scm.h b/platform/msm_shared/include/scm.h
index 95f4f46..002847f 100644
--- a/platform/msm_shared/include/scm.h
+++ b/platform/msm_shared/include/scm.h
@@ -463,4 +463,6 @@
 
 int scm_dload_mode(int mode);
 int scm_device_enter_dload();
+int scm_call2_atomic(uint32_t svc, uint32_t cmd, uint32_t arg1, uint32_t arg2);
+uint32_t scm_io_write(uint32_t address, uint32_t val);
 #endif