diff --git a/plat/rockchip/px30/plat_sip_calls.c b/plat/rockchip/px30/plat_sip_calls.c
new file mode 100644
index 0000000..a4b8e55
--- /dev/null
+++ b/plat/rockchip/px30/plat_sip_calls.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <lib/mmio.h>
+
+#include <plat_sip_calls.h>
+#include <rockchip_sip_svc.h>
+
+uintptr_t rockchip_plat_sip_handler(uint32_t smc_fid,
+				    u_register_t x1,
+				    u_register_t x2,
+				    u_register_t x3,
+				    u_register_t x4,
+				    void *cookie,
+				    void *handle,
+				    u_register_t flags)
+{
+	ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+	SMC_RET1(handle, SMC_UNK);
+}