diff --git a/src/soc/mediatek/mt8192/Makefile.inc b/src/soc/mediatek/mt8192/Makefile.inc
index dc6548bf80..ccf571e760 100644
--- a/src/soc/mediatek/mt8192/Makefile.inc
+++ b/src/soc/mediatek/mt8192/Makefile.inc
@@ -2,6 +2,7 @@ ifeq ($(CONFIG_SOC_MEDIATEK_MT8192),y)
 
 bootblock-y += ../common/auxadc.c
 bootblock-y += bootblock.c
+bootblock-y += eint_event.c
 bootblock-y += flash_controller.c
 bootblock-y += ../common/gpio.c gpio.c
 bootblock-y += ../common/i2c.c i2c.c
diff --git a/src/soc/mediatek/mt8192/bootblock.c b/src/soc/mediatek/mt8192/bootblock.c
index 5295422859..1c95d65c94 100644
--- a/src/soc/mediatek/mt8192/bootblock.c
+++ b/src/soc/mediatek/mt8192/bootblock.c
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <bootblock_common.h>
+#include <soc/eint_event.h>
 #include <soc/mmu_operations.h>
 #include <soc/mt6315.h>
 #include <soc/mt6359p.h>
@@ -18,4 +19,5 @@ void bootblock_soc_init(void)
 	mt6359p_init();
 	mt6315_init();
 	rtc_boot();
+	unmask_eint_event_mask();
 }
diff --git a/src/soc/mediatek/mt8192/eint_event.c b/src/soc/mediatek/mt8192/eint_event.c
new file mode 100644
index 0000000000..b3538a1ddf
--- /dev/null
+++ b/src/soc/mediatek/mt8192/eint_event.c
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/eint_event.h>
+
+void unmask_eint_event_mask(void)
+{
+	int i;
+	for (i = 0; i < ARRAY_SIZE(mtk_eint_event->eint_event_mask_clr); i++)
+		write32(&mtk_eint_event->eint_event_mask_clr[i], 0xffffffff);
+}
diff --git a/src/soc/mediatek/mt8192/include/soc/eint_event.h b/src/soc/mediatek/mt8192/include/soc/eint_event.h
new file mode 100644
index 0000000000..05d1fbcb0c
--- /dev/null
+++ b/src/soc/mediatek/mt8192/include/soc/eint_event.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef SOC_MEDIATEK_MT8192_EINT_EVENT_H
+#define SOC_MEDIATEK_MT8192_EINT_EVENT_H
+
+#include <device/mmio.h>
+#include <soc/addressmap.h>
+
+/* eint event mask cler register */
+struct eint_event_reg {
+	uint32_t eint_event_mask_clr[7];
+};
+
+/* eint_base + 0x880 is eint_event_mask_clr register with access type W1C. */
+static struct eint_event_reg *const mtk_eint_event = (void *)(EINT_BASE + 0x880);
+
+/* unmask eint event, eint can wakeup by spm */
+void unmask_eint_event_mask(void);
+
+#endif