platform: msm_shared: Disable SDI when dload mode is disabled

Add functions to auto disable the SDI when the ramdump is disabled.
And make the device do hard reset at the same time.

Change-Id: I1efbc79cfb600e492dd267b7c44dc4417e4ff7d8
diff --git a/platform/msm_shared/include/scm.h b/platform/msm_shared/include/scm.h
index 8d81b29..128d14b 100644
--- a/platform/msm_shared/include/scm.h
+++ b/platform/msm_shared/include/scm.h
@@ -468,4 +468,5 @@
 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);
 int is_scm_call_available(uint32_t svc_id, uint32_t cmd_id);
+int scm_disable_sdi();
 #endif