diff --git a/plat/mediatek/common/mtk_sip_svc.c b/plat/mediatek/common/mtk_sip_svc.c
index 6591659..021511e 100644
--- a/plat/mediatek/common/mtk_sip_svc.c
+++ b/plat/mediatek/common/mtk_sip_svc.c
@@ -33,6 +33,7 @@
 #include <mmio.h>
 #include <mtk_plat_common.h>
 #include <mtk_sip_svc.h>
+#include <plat_sip_calls.h>
 #include <runtime_svc.h>
 #include <uuid.h>
 
@@ -117,7 +118,8 @@
 	switch (smc_fid) {
 	case SIP_SVC_CALL_COUNT:
 		/* Return the number of Mediatek SiP Service Calls. */
-		SMC_RET1(handle, MTK_SIP_NUM_CALLS);
+		SMC_RET1(handle,
+			 MTK_COMMON_SIP_NUM_CALLS + MTK_PLAT_SIP_NUM_CALLS);
 
 	case SIP_SVC_UID:
 		/* Return UID to the caller */
diff --git a/plat/mediatek/common/mtk_sip_svc.h b/plat/mediatek/common/mtk_sip_svc.h
index 91252d1..703e49a 100644
--- a/plat/mediatek/common/mtk_sip_svc.h
+++ b/plat/mediatek/common/mtk_sip_svc.h
@@ -45,13 +45,10 @@
 #define SMC_AARCH64_BIT		0x40000000
 
 /* Number of Mediatek SiP Calls implemented */
-#define MTK_SIP_NUM_CALLS		4
+#define MTK_COMMON_SIP_NUM_CALLS	4
 
 /* Mediatek SiP Service Calls function IDs */
 #define MTK_SIP_SET_AUTHORIZED_SECURE_REG	0x82000001
-#define MTK_SIP_PWR_ON_MTCMOS			0x82000402
-#define MTK_SIP_PWR_OFF_MTCMOS			0x82000403
-#define MTK_SIP_PWR_MTCMOS_SUPPORT		0x82000404
 
 /* For MTK SMC from Secure OS */
 /* 0x82000000 - 0x820000FF & 0xC2000000 - 0xC20000FF */
@@ -76,7 +73,5 @@
  * Return MTK_SIP_E_SUCCESS on success, and MTK_SIP_E_INVALID_PARAM on failure.
  */
 uint64_t mt_sip_set_authorized_sreg(uint32_t sreg, uint32_t val);
-uint64_t mt_sip_pwr_on_mtcmos(uint32_t val);
-uint64_t mt_sip_pwr_off_mtcmos(uint32_t val);
-uint64_t mt_sip_pwr_mtcmos_support(void);
+
 #endif /* __PLAT_SIP_SVC_H__ */