diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 66450a1abc22..e3170ca0fa49 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1687,7 +1687,7 @@ static int __init at91udc_probe(struct platform_device *pdev)
 	}
 
 	/* newer chips have more FIFO memory than rm9200 */
-	if (cpu_is_at91sam9260()) {
+	if (cpu_is_at91sam9260() || cpu_is_at91sam9g20()) {
 		udc->ep[0].maxpacket = 64;
 		udc->ep[3].maxpacket = 64;
 		udc->ep[4].maxpacket = 512;