From d02f81555362e0032080af62154dca00d5ec99e0 Mon Sep 17 00:00:00 2001 From: Matt Schulte Date: Tue, 20 Nov 2012 11:21:17 -0600 Subject: [PATCH] Add register definitions used in several Exar PCI/PCIe UARTs Add register definitions used in several Exar PCI/PCIe UARTs Signed-off-by: Matt Schulte Signed-off-by: Greg Kroah-Hartman --- include/uapi/linux/serial_reg.h | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h index d0b47607b90b..e6322605b138 100644 --- a/include/uapi/linux/serial_reg.h +++ b/include/uapi/linux/serial_reg.h @@ -368,10 +368,22 @@ #define UART_OMAP_MDR1_DISABLE 0x07 /* Disable (default state) */ /* - * These are definitions for the XR17V35X and XR17D15X + * 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 */ -- 2.39.5