SPM: Changes to Secure Partition API for FLIH

The patch includes the changes to Secure Partition API for FLIH
defined by FF-M v1.1 alpha:
 - Adding psa_reset_signal() which is for FLIH signals
 - Limiting psa_eoi() to SLIH signals

Change-Id: I6b99eb6df3013c898627a48fa98d41c0e7bc5888
Signed-off-by: Kevin Peng <kevin.peng@arm.com>
diff --git a/secure_fw/spm/include/interface/svc_num.h b/secure_fw/spm/include/interface/svc_num.h
index 23b9e04..955d7bf 100644
--- a/secure_fw/spm/include/interface/svc_num.h
+++ b/secure_fw/spm/include/interface/svc_num.h
@@ -37,6 +37,7 @@
 #define TFM_SVC_PSA_LIFECYCLE           (0x10)
 #define TFM_SVC_PSA_IRQ_ENABLE          (0x11)
 #define TFM_SVC_PSA_IRQ_DISABLE         (0x12)
+#define TFM_SVC_PSA_RESET_SIGNAL        (0x13)
 /* TF-M specific, starts from 0x40 */
 #define TFM_SVC_SPM_REQUEST             (0x40)
 #define TFM_SVC_GET_BOOT_DATA           (0x41)