diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index d5a3986dfee755..52d59be920342e 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1045,6 +1045,8 @@ static const struct usb_device_id id_table_combined[] = {
 	/* IDS GmbH devices */
 	{ USB_DEVICE(IDS_VID, IDS_SI31A_PID) },
 	{ USB_DEVICE(IDS_VID, IDS_CM31A_PID) },
+	/* Omron devices */
+	{ USB_DEVICE(OMRON_VID, OMRON_CS1W_CIF31_PID) },
 	/* U-Blox devices */
 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
 	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 4e92c165c86bf0..b99714c2f8cd38 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1587,6 +1587,12 @@
 #define IDS_SI31A_PID			0x13A2
 #define IDS_CM31A_PID			0x13A3
 
+/*
+ * Omron corporation (https://www.omron.com/).
+ */
+ #define OMRON_VID			0x0590
+ #define OMRON_CS1W_CIF31_PID		0x00b2
+
 /*
  * U-Blox products (http://www.u-blox.com).
  */