diff --git a/plat/mediatek/mt8183/include/plat_debug.h b/plat/mediatek/mt8183/include/plat_debug.h
new file mode 100644
index 0000000..e51a6ea
--- /dev/null
+++ b/plat/mediatek/mt8183/include/plat_debug.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEBUG_H
+#define PLATFORM_DEBUG_H
+
+#define sync_writel(addr, val) \
+	do { mmio_write_32((addr), (val)); dsbsy(); } while (0)
+
+#define MCU_BIU_BASE			0x0c530000
+#define MISC1_CFG_BASE			0xb00
+#define CA15M_CFG_BASE			0x2000
+#define DFD_INTERNAL_CTL		(MCU_BIU_BASE + MISC1_CFG_BASE + 0x00)
+#define CA15M_DBG_CONTROL		(MCU_BIU_BASE + CA15M_CFG_BASE + 0x728)
+#define CA15M_PWR_RST_CTL		(MCU_BIU_BASE + CA15M_CFG_BASE + 0x08)
+#define VPROC_EXT_CTL			0x10006290
+
+#define CFG_SF_CTRL			0x0c510014
+#define CFG_SF_INI			0x0c510010
+
+#define BIT_CA15M_L2PARITY_EN		(1 << 1)
+#define BIT_CA15M_LASTPC_DIS		(1 << 8)
+
+#define MP1_CPUTOP_PWR_CON		0x10006218
+
+#define MCU_ALL_PWR_ON_CTRL		0x0c530b58
+#define PLAT_MTK_CIRCULAR_BUFFER_UNLOCK	0xefab4133
+#define PLAT_MTK_CIRCULAR_BUFFER_LOCK	0xefab4134
+
+extern void circular_buffer_setup(void);
+extern void l2c_parity_check_setup(void);
+extern void clear_all_on_mux(void);
+#endif /* PLATFORM_DEBUG_H */