release/src-rt-6.x/linux/linux-2.6/include/asm-sh/serial.h

   1 /*
   2  * include/asm-sh/serial.h
   3  *
   4  * Configuration details for 8250, 16450, 16550, etc. serial ports
   5  */
   6
   7 #ifndef _ASM_SERIAL_H
   8 #define _ASM_SERIAL_H
   9
  10 #include <linux/kernel.h>
  11
  12 /*
  13  * This assumes you have a 1.8432 MHz clock for your UART.
  14  *
  15  * It'd be nice if someone built a serial card with a 24.576 MHz
  16  * clock, since the 16550A is capable of handling a top speed of 1.5
  17  * megabits/second; but this requires the faster clock.
  18  */
  19 #define BASE_BAUD ( 1843200 / 16 )
  20
  21 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
  22
  23 #ifdef CONFIG_HD64465
  24 #include <asm/hd64465.h>
  25
  26 #define SERIAL_PORT_DFNS                   \
  27         /* UART CLK   PORT IRQ     FLAGS        */                      \
  28         { 0, BASE_BAUD, 0x3F8, HD64465_IRQ_UART, STD_COM_FLAGS }  /* ttyS0 */
  29
  30 #else
  31
  32 #define SERIAL_PORT_DFNS
  33
  34 #endif
  35
  36 #endif /* _ASM_SERIAL_H */