diff --git a/mt7915/eeprom.c b/mt7915/eeprom.c
index aec70d52..1186cbc4 100644
--- a/mt7915/eeprom.c
+++ b/mt7915/eeprom.c
@@ -22,7 +22,10 @@ static int mt7915_eeprom_load(struct mt7915_dev *dev)
 	if (ret < 0)
 		return ret;
 
-	memset(dev->mt76.eeprom.data, -1, MT7915_EEPROM_SIZE);
+	if (ret)
+		dev->flash_mode = true;
+	else
+		memset(dev->mt76.eeprom.data, -1, MT7915_EEPROM_SIZE);
 
 	return 0;
 }
diff --git a/mt7915/mcu.c b/mt7915/mcu.c
index b4199d72..8b6857f0 100644
--- a/mt7915/mcu.c
+++ b/mt7915/mcu.c
@@ -3207,17 +3207,57 @@ int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
 	return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
 }
 
+static int mt7915_mcu_set_eeprom_flash(struct mt7915_dev *dev)
+{
+#define TOTAL_PAGE_MASK		GENMASK(7, 5)
+#define PAGE_IDX_MASK		GENMASK(4, 2)
+#define PER_PAGE_SIZE		0x400
+	struct mt7915_mcu_eeprom req = { .buffer_mode = EE_MODE_BUFFER };
+	u8 total = MT7915_EEPROM_SIZE / PER_PAGE_SIZE;
+	u8 *eep = (u8 *)dev->mt76.eeprom.data;
+	int eep_len;
+	int i;
+
+	for (i = 0; i <= total; i++, eep += eep_len) {
+		struct sk_buff *skb;
+		int ret;
+
+		if (i == total)
+			eep_len = MT7915_EEPROM_SIZE % PER_PAGE_SIZE;
+		else
+			eep_len = PER_PAGE_SIZE;
+
+		skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
+					 sizeof(req) + eep_len);
+		if (!skb)
+			return -ENOMEM;
+
+		req.format = FIELD_PREP(TOTAL_PAGE_MASK, total) |
+			     FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE;
+		req.len = cpu_to_le16(eep_len);
+
+		skb_put_data(skb, &req, sizeof(req));
+		skb_put_data(skb, eep, eep_len);
+
+		ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
+					    MCU_EXT_CMD_EFUSE_BUFFER_MODE, true);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev)
 {
-	struct req_hdr {
-		u8 buffer_mode;
-		u8 format;
-		__le16 len;
-	} __packed req = {
+	struct mt7915_mcu_eeprom req = {
 		.buffer_mode = EE_MODE_EFUSE,
 		.format = EE_FORMAT_WHOLE,
 	};
 
+	if (dev->flash_mode)
+		return mt7915_mcu_set_eeprom_flash(dev);
+
 	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE,
 				 &req, sizeof(req), true);
 }
diff --git a/mt7915/mcu.h b/mt7915/mcu.h
index cd1a4256..30ec2ef4 100644
--- a/mt7915/mcu.h
+++ b/mt7915/mcu.h
@@ -118,6 +118,12 @@ struct mt7915_mcu_rdd_report {
 	} hw_pulse[32];
 } __packed;
 
+struct mt7915_mcu_eeprom {
+	u8 buffer_mode;
+	u8 format;
+	__le16 len;
+} __packed;
+
 struct mt7915_mcu_eeprom_info {
 	__le32 addr;
 	__le32 valid;
diff --git a/mt7915/mt7915.h b/mt7915/mt7915.h
index 6a6a82c8..519e27fe 100644
--- a/mt7915/mt7915.h
+++ b/mt7915/mt7915.h
@@ -169,6 +169,7 @@ struct mt7915_dev {
 	struct idr token;
 
 	bool dbdc_support;
+	bool flash_mode;
 	bool fw_debug;
 
 #ifdef CONFIG_NL80211_TESTMODE