1 files changed, 18 insertions, 0 deletions

diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h
index 5ed325e88a81..e6322605b138 100644
--- a/include/uapi/linux/serial_reg.h
+++ b/include/uapi/linux/serial_reg.h
@@ -367,5 +367,23 @@
 #define UART_OMAP_MDR1_CIR_MODE         0x06    /* CIR mode */
 #define UART_OMAP_MDR1_DISABLE          0x07    /* Disable (default state) */
 
+/*
+ * These are definitions for the Exar XR17V35X and XR17(C|D)15X
+ */
+#define UART_EXAR_8XMODE        0x88    /* 8X sampling rate select */
+#define UART_EXAR_SLEEP         0x8b    /* Sleep mode */
+#define UART_EXAR_DVID          0x8d    /* Device identification */
+
+#define UART_EXAR_FCTR          0x08    /* Feature Control Register */
+#define UART_FCTR_EXAR_IRDA     0x08    /* IrDa data encode select */
+#define UART_FCTR_EXAR_485      0x10    /* Auto 485 half duplex dir ctl */
+#define UART_FCTR_EXAR_TRGA     0x00    /* FIFO trigger table A */
+#define UART_FCTR_EXAR_TRGB     0x60    /* FIFO trigger table B */
+#define UART_FCTR_EXAR_TRGC     0x80    /* FIFO trigger table C */
+#define UART_FCTR_EXAR_TRGD     0xc0    /* FIFO trigger table D programmable */
+
+#define UART_EXAR_TXTRG         0x0a    /* Tx FIFO trigger level write-only */
+#define UART_EXAR_RXTRG         0x0b    /* Rx FIFO trigger level write-only */
+
 #endif /* _LINUX_SERIAL_REG_H */