linux-old/include/asm-m68k/serial.h
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   1/*
   2 * include/asm-m68k/serial.h
   3 *
   4 * currently this seems useful only for a Q40,
   5 * it's an almost exact copy of ../asm-alpha/serial.h 
   6 *
   7 */
   8
   9#include <linux/config.h>
  10
  11/*
  12 * This assumes you have a 1.8432 MHz clock for your UART.
  13 *
  14 * It'd be nice if someone built a serial card with a 24.576 MHz
  15 * clock, since the 16550A is capable of handling a top speed of 1.5
  16 * megabits/second; but this requires the faster clock.
  17 */
  18#define BASE_BAUD ( 1843200 / 16 )
  19
  20/* Standard COM flags (except for COM4, because of the 8514 problem) */
  21#ifdef CONFIG_SERIAL_DETECT_IRQ
  22#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
  23#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
  24#else
  25#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
  26#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
  27#endif
  28
  29#ifdef CONFIG_SERIAL_MANY_PORTS
  30#define FOURPORT_FLAGS ASYNC_FOURPORT
  31#define ACCENT_FLAGS 0
  32#define BOCA_FLAGS 0
  33#define RS_TABLE_SIZE  64
  34#else
  35#define RS_TABLE_SIZE  4
  36#endif
  37        
  38#define STD_SERIAL_PORT_DEFNS                   \
  39        /* UART CLK   PORT IRQ     FLAGS        */                      \
  40        { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS },      /* ttyS0 */     \
  41        { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS },      /* ttyS1 */     \
  42        { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS },      /* ttyS2 */     \
  43        { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS },     /* ttyS3 */
  44
  45
  46#ifdef CONFIG_SERIAL_MANY_PORTS
  47#define EXTRA_SERIAL_PORT_DEFNS                 \
  48        { 0, BASE_BAUD, 0x1A0, 9, FOURPORT_FLAGS },     /* ttyS4 */     \
  49        { 0, BASE_BAUD, 0x1A8, 9, FOURPORT_FLAGS },     /* ttyS5 */     \
  50        { 0, BASE_BAUD, 0x1B0, 9, FOURPORT_FLAGS },     /* ttyS6 */     \
  51        { 0, BASE_BAUD, 0x1B8, 9, FOURPORT_FLAGS },     /* ttyS7 */     \
  52        { 0, BASE_BAUD, 0x2A0, 5, FOURPORT_FLAGS },     /* ttyS8 */     \
  53        { 0, BASE_BAUD, 0x2A8, 5, FOURPORT_FLAGS },     /* ttyS9 */     \
  54        { 0, BASE_BAUD, 0x2B0, 5, FOURPORT_FLAGS },     /* ttyS10 */    \
  55        { 0, BASE_BAUD, 0x2B8, 5, FOURPORT_FLAGS },     /* ttyS11 */    \
  56        { 0, BASE_BAUD, 0x330, 4, ACCENT_FLAGS },       /* ttyS12 */    \
  57        { 0, BASE_BAUD, 0x338, 4, ACCENT_FLAGS },       /* ttyS13 */    \
  58        { 0, BASE_BAUD, 0x000, 0, 0 },  /* ttyS14 (spare) */            \
  59        { 0, BASE_BAUD, 0x000, 0, 0 },  /* ttyS15 (spare) */            \
  60        { 0, BASE_BAUD, 0x100, 12, BOCA_FLAGS },        /* ttyS16 */    \
  61        { 0, BASE_BAUD, 0x108, 12, BOCA_FLAGS },        /* ttyS17 */    \
  62        { 0, BASE_BAUD, 0x110, 12, BOCA_FLAGS },        /* ttyS18 */    \
  63        { 0, BASE_BAUD, 0x118, 12, BOCA_FLAGS },        /* ttyS19 */    \
  64        { 0, BASE_BAUD, 0x120, 12, BOCA_FLAGS },        /* ttyS20 */    \
  65        { 0, BASE_BAUD, 0x128, 12, BOCA_FLAGS },        /* ttyS21 */    \
  66        { 0, BASE_BAUD, 0x130, 12, BOCA_FLAGS },        /* ttyS22 */    \
  67        { 0, BASE_BAUD, 0x138, 12, BOCA_FLAGS },        /* ttyS23 */    \
  68        { 0, BASE_BAUD, 0x140, 12, BOCA_FLAGS },        /* ttyS24 */    \
  69        { 0, BASE_BAUD, 0x148, 12, BOCA_FLAGS },        /* ttyS25 */    \
  70        { 0, BASE_BAUD, 0x150, 12, BOCA_FLAGS },        /* ttyS26 */    \
  71        { 0, BASE_BAUD, 0x158, 12, BOCA_FLAGS },        /* ttyS27 */    \
  72        { 0, BASE_BAUD, 0x160, 12, BOCA_FLAGS },        /* ttyS28 */    \
  73        { 0, BASE_BAUD, 0x168, 12, BOCA_FLAGS },        /* ttyS29 */    \
  74        { 0, BASE_BAUD, 0x170, 12, BOCA_FLAGS },        /* ttyS30 */    \
  75        { 0, BASE_BAUD, 0x178, 12, BOCA_FLAGS },        /* ttyS31 */
  76#else
  77#define EXTRA_SERIAL_PORT_DEFNS
  78#endif
  79
  80#define SERIAL_PORT_DFNS                \
  81        STD_SERIAL_PORT_DEFNS           \
  82        EXTRA_SERIAL_PORT_DEFNS
  83
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