diff --git a/target/linux/generic/pending-6.1/994-add-quectel-rm500u-support.patch b/target/linux/generic/pending-6.1/994-add-quectel-rm500u-support.patch
new file mode 100644
index 000000000..ca320e2bc
--- /dev/null
+++ b/target/linux/generic/pending-6.1/994-add-quectel-rm500u-support.patch
@@ -0,0 +1,20 @@
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index 6b69d05e2..a50391b0a 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -266,6 +266,7 @@
+ #define QUECTEL_PRODUCT_EM12			0x0512
+ #define QUECTEL_PRODUCT_RM500Q			0x0800
+ #define QUECTEL_PRODUCT_RM520N			0x0801
++#define QUECTEL_PRODUCT_RM500U			0x0900
+ #define QUECTEL_PRODUCT_EC200U			0x0901
+ #define QUECTEL_PRODUCT_EC200S_CN		0x6002
+ #define QUECTEL_PRODUCT_EC200T			0x6026
+@@ -1207,6 +1208,7 @@
+ 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
+ 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
+ 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) },
++	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500U, 0xff, 0x00, 0x00) },
+
+ 	{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
+ 	{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },