diff --git a/drivers/net/phy/aquantia/aquantia.h b/drivers/net/phy/aquantia/aquantia.h
index 3fc7044bcdc7..2911965f0868 100644
--- a/drivers/net/phy/aquantia/aquantia.h
+++ b/drivers/net/phy/aquantia/aquantia.h
@@ -153,6 +153,24 @@
 
 #define AQR_MAX_LEDS				3
 
+/* Custom driver definitions for constructing a single variable out of
+ * aggregate firmware build information. These do not represent hardware
+ * fields.
+ */
+#define AQR_FW_FINGERPRINT_MAJOR		GENMASK_ULL(63, 56)
+#define AQR_FW_FINGERPRINT_MINOR		GENMASK_ULL(55, 48)
+#define AQR_FW_FINGERPRINT_BUILD_ID		GENMASK_ULL(47, 40)
+#define AQR_FW_FINGERPRINT_PROV_ID		GENMASK_ULL(39, 32)
+#define AQR_FW_FINGERPRINT_MISC_ID		GENMASK_ULL(31, 16)
+#define AQR_FW_FINGERPRINT_MISC_VER		GENMASK_ULL(15, 0)
+#define AQR_FW_FINGERPRINT(major, minor, build_id, prov_id, misc_id, misc_ver) \
+	(FIELD_PREP(AQR_FW_FINGERPRINT_MAJOR, major) | \
+	 FIELD_PREP(AQR_FW_FINGERPRINT_MINOR, minor) | \
+	 FIELD_PREP(AQR_FW_FINGERPRINT_BUILD_ID, build_id) | \
+	 FIELD_PREP(AQR_FW_FINGERPRINT_PROV_ID, prov_id) | \
+	 FIELD_PREP(AQR_FW_FINGERPRINT_MISC_ID, misc_id) | \
+	 FIELD_PREP(AQR_FW_FINGERPRINT_MISC_VER, misc_ver))
+
 struct aqr107_hw_stat {
 	const char *name;
 	int reg;
@@ -203,6 +221,7 @@ struct aqr_global_syscfg {
 
 struct aqr107_priv {
 	u64 sgmii_stats[AQR107_SGMII_STAT_SZ];
+	u64 fingerprint;
 	unsigned long leds_active_low;
 	unsigned long leds_active_high;
 	bool wait_on_global_cfg;
@@ -216,6 +235,7 @@ static inline int aqr_hwmon_probe(struct phy_device *phydev) { return 0; }
 #endif
 
 int aqr_firmware_load(struct phy_device *phydev);
+int aqr_firmware_read_fingerprint(struct phy_device *phydev);
 
 int aqr_phy_led_blink_set(struct phy_device *phydev, u8 index,
 			  unsigned long *delay_on,
diff --git a/drivers/net/phy/aquantia/aquantia_main.c b/drivers/net/phy/aquantia/aquantia_main.c
index a9bd35b3be4b..5fbf392a84b2 100644
--- a/drivers/net/phy/aquantia/aquantia_main.c
+++ b/drivers/net/phy/aquantia/aquantia_main.c
@@ -88,6 +88,9 @@
 #define MDIO_AN_TX_VEND_INT_MASK2		0xd401
 #define MDIO_AN_TX_VEND_INT_MASK2_LINK		BIT(0)
 
+#define PMAPMD_FW_MISC_ID			0xc41d
+#define PMAPMD_FW_MISC_VER			0xc41e
+
 #define PMAPMD_RSVD_VEND_PROV			0xe400
 #define PMAPMD_RSVD_VEND_PROV_MDI_CONF		GENMASK(1, 0)
 #define PMAPMD_RSVD_VEND_PROV_MDI_REVERSE	BIT(0)
@@ -677,27 +680,46 @@ int aqr_wait_reset_complete(struct phy_device *phydev)
 	return ret;
 }
 
-static void aqr107_chip_info(struct phy_device *phydev)
+static int aqr_build_fingerprint(struct phy_device *phydev)
 {
 	u8 fw_major, fw_minor, build_id, prov_id;
+	struct aqr107_priv *priv = phydev->priv;
+	u16 misc_id, misc_ver;
 	int val;
 
 	val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_FW_ID);
 	if (val < 0)
-		return;
+		return val;
 
 	fw_major = FIELD_GET(VEND1_GLOBAL_FW_ID_MAJOR, val);
 	fw_minor = FIELD_GET(VEND1_GLOBAL_FW_ID_MINOR, val);
 
 	val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT1);
 	if (val < 0)
-		return;
+		return val;
 
 	build_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID, val);
 	prov_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_PROV_ID, val);
 
-	phydev_dbg(phydev, "FW %u.%u, Build %u, Provisioning %u\n",
-		   fw_major, fw_minor, build_id, prov_id);
+	val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, PMAPMD_FW_MISC_ID);
+	if (val < 0)
+		return val;
+
+	misc_id = val;
+
+	val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, PMAPMD_FW_MISC_VER);
+	if (val < 0)
+		return val;
+
+	misc_ver = val;
+
+	priv->fingerprint = AQR_FW_FINGERPRINT(fw_major, fw_minor, build_id,
+					       prov_id, misc_id, misc_ver);
+
+	phydev_dbg(phydev, "FW %u.%u, Build %u, Provisioning %u, Misc ID %u, Version %u\n",
+		   fw_major, fw_minor, build_id, prov_id, misc_id, misc_ver);
+
+	return 0;
 }
 
 static int aqr107_config_mdi(struct phy_device *phydev)
@@ -745,8 +767,14 @@ static int aqr_gen1_config_init(struct phy_device *phydev)
 	     "Your devicetree is out of date, please update it. The AQR107 family doesn't support XGMII, maybe you mean USXGMII.\n");
 
 	ret = aqr_wait_reset_complete(phydev);
-	if (!ret)
-		aqr107_chip_info(phydev);
+	if (!ret) {
+		/* The PHY might work without a firmware image, so only build a
+		 * fingerprint if the firmware was initialized.
+		 */
+		ret = aqr_build_fingerprint(phydev);
+		if (ret)
+			return ret;
+	}
 
 	ret = aqr107_set_downshift(phydev, MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT);
 	if (ret)