1/*
2 * include/asm-parisc/serial.h
3 */
4
5#include <linux/config.h>
6#include <asm/gsc.h>
7
8/*
9 * This assumes you have a 7.272727 MHz clock for your UART.
10 * The documentation implies a 40Mhz clock, and elsewhere a 7Mhz clock
11 * Clarified: 7.2727MHz on LASI. Not yet clarified for DINO
12 */
13
14#define LASI_BASE_BAUD ( 7272727 / 16 )
15#define BASE_BAUD  LASI_BASE_BAUD
16
17#ifdef CONFIG_SERIAL_DETECT_IRQ
18#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
19#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
20#else
21#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
22#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
23#endif
24
25#ifdef CONFIG_SERIAL_MANY_PORTS
26#define FOURPORT_FLAGS ASYNC_FOURPORT
27#define ACCENT_FLAGS 0
28#define BOCA_FLAGS 0
29#define HUB6_FLAGS 0
30#define RS_TABLE_SIZE  64
31#else
32#define RS_TABLE_SIZE  4
33#endif
34
35/*
36 *	The base is relative to the LASI base. We can fix that
37 *	up later. We could also virtually map LASI so that we get
38 *	nice constants all over our kernel...
39 */
40
41#define STD_SERIAL_PORT_DEFNS			\
42	/* UART CLK   PORT IRQ     FLAGS        */			\
43	{ 0, LASI_BASE_BAUD, -1, 4, ASYNC_SKIP_TEST, 0, PORT_UNKNOWN,}, /* ttyS0 */
44
45#define SERIAL_PORT_DFNS		\
46	STD_SERIAL_PORT_DEFNS
47
48