--- /dev/null
+From ef8a0f6eab1ca5d1a75c242c5c7b9d386735fa0a Mon Sep 17 00:00:00 2001
+From: Greg Jesionowski <jesionowskigreg@gmail.com>
+Date: Tue, 14 Dec 2021 15:10:27 -0700
+Subject: net: usb: lan78xx: add Allied Telesis AT29M2-AF
+
+From: Greg Jesionowski <jesionowskigreg@gmail.com>
+
+commit ef8a0f6eab1ca5d1a75c242c5c7b9d386735fa0a upstream.
+
+This adds the vendor and product IDs for the AT29M2-AF which is a
+lan7801-based device.
+
+Signed-off-by: Greg Jesionowski <jesionowskigreg@gmail.com>
+Link: https://lore.kernel.org/r/20211214221027.305784-1-jesionowskigreg@gmail.com
+Signed-off-by: Jakub Kicinski <kuba@kernel.org>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/net/usb/lan78xx.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+--- a/drivers/net/usb/lan78xx.c
++++ b/drivers/net/usb/lan78xx.c
+@@ -75,6 +75,8 @@
+ #define LAN7801_USB_PRODUCT_ID (0x7801)
+ #define LAN78XX_EEPROM_MAGIC (0x78A5)
+ #define LAN78XX_OTP_MAGIC (0x78F3)
++#define AT29M2AF_USB_VENDOR_ID (0x07C9)
++#define AT29M2AF_USB_PRODUCT_ID (0x0012)
+
+ #define MII_READ 1
+ #define MII_WRITE 0
+@@ -4170,6 +4172,10 @@ static const struct usb_device_id produc
+ /* LAN7801 USB Gigabit Ethernet Device */
+ USB_DEVICE(LAN78XX_USB_VENDOR_ID, LAN7801_USB_PRODUCT_ID),
+ },
++ {
++ /* ATM2-AF USB Gigabit Ethernet Device */
++ USB_DEVICE(AT29M2AF_USB_VENDOR_ID, AT29M2AF_USB_PRODUCT_ID),
++ },
+ {},
+ };
+ MODULE_DEVICE_TABLE(usb, products);