diff --git a/board/avaota-a1/board.c b/board/avaota-a1/board.c
index e14d8f7a..e5b942e4 100644
--- a/board/avaota-a1/board.c
+++ b/board/avaota-a1/board.c
@@ -164,6 +164,14 @@ void neon_enable(void) {
     asm volatile("MCR p10, 7, r3, c8, c0, 0");
 }
 
+void gicr_set_waker(void) {
+    uint32_t gicr_waker = read32(GICR_WAKER(0));
+    if ((gicr_waker & 2) == 0) {
+        gicr_waker |= 2;
+        write32(GICR_WAKER(0), gicr_waker);
+    }
+}
+
 void clean_syterkit_data(void) {
     /* Disable MMU, data cache, instruction cache, interrupts */
     arm32_mmu_disable();
diff --git a/board/avaota-a1/extlinux_boot/main.c b/board/avaota-a1/extlinux_boot/main.c
index afaa51b1..ee52939e 100644
--- a/board/avaota-a1/extlinux_boot/main.c
+++ b/board/avaota-a1/extlinux_boot/main.c
@@ -73,6 +73,7 @@ extern void enable_sram_a3();
 extern void rtc_set_vccio_det_spare();
 extern void set_rpio_power_mode(void);
 extern void sunxi_nsi_init();
+extern void gicr_set_waker(void);
 
 typedef struct atf_head {
     uint32_t jump_instruction; /* jumping to real code */
@@ -821,6 +822,8 @@ int main(void) {
 
     clean_syterkit_data();
 
+    gicr_set_waker();
+
     jmp_to_arm64(CONFIG_BL31_LOAD_ADDR);
 
     printk_info("Back to SyterKit\n");
diff --git a/board/avaota-a1/syter_boot/main.c b/board/avaota-a1/syter_boot/main.c
index 2d3a4977..e097f8f7 100644
--- a/board/avaota-a1/syter_boot/main.c
+++ b/board/avaota-a1/syter_boot/main.c
@@ -66,6 +66,7 @@ extern void enable_sram_a3();
 extern void rtc_set_vccio_det_spare();
 extern void set_rpio_power_mode(void);
 extern void sunxi_nsi_init();
+extern void gicr_set_waker(void);
 
 typedef struct atf_head {
     uint32_t jump_instruction; /* jumping to real code */
@@ -272,6 +273,8 @@ int cmd_boot(int argc, const char **argv) {
 
     clean_syterkit_data();
 
+    gicr_set_waker();
+
     jmp_to_arm64(CONFIG_BL31_LOAD_ADDR);
 
     printk_info("Back to SyterKit\n");
diff --git a/board/avaota-a1/syter_boot_bl33/main.c b/board/avaota-a1/syter_boot_bl33/main.c
index a067eb99..36a4d5ce 100644
--- a/board/avaota-a1/syter_boot_bl33/main.c
+++ b/board/avaota-a1/syter_boot_bl33/main.c
@@ -66,6 +66,7 @@ extern void enable_sram_a3();
 extern void rtc_set_vccio_det_spare();
 extern void set_rpio_power_mode(void);
 extern void sunxi_nsi_init();
+extern void gicr_set_waker(void);
 
 typedef struct atf_head {
     uint32_t jump_instruction; /* jumping to real code */
@@ -272,6 +273,8 @@ int cmd_boot(int argc, const char **argv) {
 
     clean_syterkit_data();
 
+    gicr_set_waker();
+
     jmp_to_arm64(CONFIG_BL31_LOAD_ADDR);
 
     printk_info("Back to SyterKit\n");
diff --git a/board/avaota-a1/syter_boot_uboot/main.c b/board/avaota-a1/syter_boot_uboot/main.c
index 0494151a..91dca5c3 100644
--- a/board/avaota-a1/syter_boot_uboot/main.c
+++ b/board/avaota-a1/syter_boot_uboot/main.c
@@ -63,6 +63,7 @@ extern void enable_sram_a3();
 extern void rtc_set_vccio_det_spare();
 extern void set_rpio_power_mode(void);
 extern void sunxi_nsi_init();
+extern void gicr_set_waker(void);
 
 typedef struct atf_head {
     uint32_t jump_instruction; /* jumping to real code */
@@ -261,6 +262,8 @@ int cmd_boot(int argc, const char **argv) {
 
     clean_syterkit_data();
 
+    gicr_set_waker();
+
     jmp_to_arm64(CONFIG_BL31_LOAD_ADDR);
 
     printk_info("Back to SyterKit\n");
diff --git a/include/drivers/sun55iw3/reg/reg-ncat.h b/include/drivers/sun55iw3/reg/reg-ncat.h
index 778ee434..0d37ee39 100644
--- a/include/drivers/sun55iw3/reg/reg-ncat.h
+++ b/include/drivers/sun55iw3/reg/reg-ncat.h
@@ -194,6 +194,16 @@
 #define GPIO_3_3V_MODE 0
 #define GPIO_1_8V_MODE 1
 
+/* GIC600 */
+#define GIC_IROUTR(_n)       (SUNXI_CPU_GIC600_BASE + 0x6000 + 8 * (_n))
+#define GICR_LPI_BASE(n)     (SUNXI_CPU_GIC600_BASE + 0x60000 + n*0x20000)
+#define GICR_WAKER(m)        (GICR_LPI_BASE(m) + 0x0014)
+#define GICR_PWRR(m)         (GICR_LPI_BASE(m) + 0x0024)
+#define LEVEL_TRIGERRED      (0)
+#define EDGE_TRIGERRED       (1)
+#define GIC_IRQ_TYPE_CFG(_n) (SUNXI_CPU_GIC600_BASE + 0xc00 + 4 * (_n))
+#define GIC_IRQ_MOD_CFG(_n)	 (SUNXI_CPU_GIC600_BASE + 0xd00 + 4 * (_n))
+
 #define PIOC_REG_o_POW_MOD_SEL 0x380
 #define PIOC_REG_o_POW_MS_CTL 0x384
 #define PIOC_REG_o_POW_MS_VAL 0x388
@@ -231,4 +241,4 @@
 #define SUNXI_S_SPI_CLK_REG 0x0150
 #define SUNXI_S_SPI_BGR_REG 0x015C
 
-#endif// __SUN55IW3_REG_NCAT_H__
\ No newline at end of file
+#endif// __SUN55IW3_REG_NCAT_H__