--- zzzz-none-000/linux-4.1.38/include/uapi/linux/tty.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/uapi/linux/tty.h	2020-11-25 10:06:48.000000000 +0000
@@ -34,5 +34,10 @@
 #define N_TI_WL		22	/* for TI's WL BT, FM, GPS combo chips */
 #define N_TRACESINK	23	/* Trace data routing for MIPI P1149.7 */
 #define N_TRACEROUTER	24	/* Trace data routing for MIPI P1149.7 */
+#ifdef CONFIG_BCM_KF_PHONET
+#define N_BRCM_HCI	25	/* Broadcom Bluetooth HCI */
+#define N_PHONET	26	/* PHONET over USB/ACM */
+#define N_LDTMODEM	27	/* Line discipline for Thin Modem support */
+#endif
 
 #endif /* _UAPI_LINUX_TTY_H */