diff --git a/plat/mediatek/mt8192/include/plat_mt_cirq.h b/plat/mediatek/mt8192/include/plat_mt_cirq.h
new file mode 100644
index 0000000..5818601
--- /dev/null
+++ b/plat/mediatek/mt8192/include/plat_mt_cirq.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2020, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_MT_CIRQ_H
+#define PLAT_MT_CIRQ_H
+
+#define SYS_CIRQ_BASE        U(0x10204000)
+#define CIRQ_IRQ_NUM         U(439)
+#define CIRQ_SPI_START       U(96)
+/*
+ * Define hardware register
+ */
+#define  CIRQ_STA_BASE         U(0x000)
+#define  CIRQ_ACK_BASE         U(0x080)
+#define  CIRQ_MASK_BASE        U(0x100)
+#define  CIRQ_MASK_SET_BASE    U(0x180)
+#define  CIRQ_MASK_CLR_BASE    U(0x200)
+#define  CIRQ_SENS_BASE        U(0x280)
+#define  CIRQ_SENS_SET_BASE    U(0x300)
+#define  CIRQ_SENS_CLR_BASE    U(0x380)
+#define  CIRQ_POL_BASE         U(0x400)
+#define  CIRQ_POL_SET_BASE     U(0x480)
+#define  CIRQ_POL_CLR_BASE     U(0x500)
+#define  CIRQ_CON              U(0x600)
+
+/*
+ * Register placement
+ */
+#define  CIRQ_CON_EN_BITS           U(0)
+#define  CIRQ_CON_EDGE_ONLY_BITS    U(1)
+#define  CIRQ_CON_FLUSH_BITS        U(2)
+#define  CIRQ_CON_EVENT_BITS        U(31)
+#define  CIRQ_CON_SW_RST_BITS       U(20)
+#define  CIRQ_CON_BITS_MASK         U(0x7)
+
+/*
+ * Register setting
+ */
+#define  CIRQ_CON_EN            U(0x1)
+#define  CIRQ_CON_EDGE_ONLY     U(0x1)
+#define  CIRQ_SW_RESET          U(0x1)
+#define  CIRQ_CON_FLUSH         U(0x1)
+
+/*
+ * Define constant
+ */
+#define  CIRQ_CTRL_REG_NUM      ((CIRQ_IRQ_NUM + 31U) / 32U)
+#define  MT_CIRQ_POL_NEG               U(0)
+#define  MT_CIRQ_POL_POS               U(1)
+#define  MT_CIRQ_EDGE_SENSITIVE        U(0)
+#define  MT_CIRQ_LEVEL_SENSITIVE       U(1)
+
+/*
+ * Define macro
+ */
+#define  IRQ_TO_CIRQ_NUM(irq)       ((irq) - (CIRQ_SPI_START))
+#define  CIRQ_TO_IRQ_NUM(cirq)      ((cirq) + (CIRQ_SPI_START))
+
+/*
+ * Define cirq events
+ */
+struct cirq_events {
+	uint32_t spi_start;
+	uint32_t num_of_events;
+	uint32_t *wakeup_events;
+};
+
+/*
+ * Define function prototypes.
+ */
+void mt_cirq_enable(void);
+void mt_cirq_disable(void);
+void mt_cirq_clone_gic(void);
+void mt_cirq_flush(void);
+void mt_cirq_sw_reset(void);
+void set_wakeup_sources(uint32_t *list, uint32_t num_of_events);
+void mt_cirq_dump_reg(void);
+
+#endif  /* PLAT_MT_CIRQ_H */