3 * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
5 * modified for marvell db64360 eval board by
6 * Ingo Assmus <ingo.assmus@keymile.com>
8 * modified for cpci750 board by
9 * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
11 * SPDX-License-Identifier: GPL-2.0+
15 * serial.c - serial support for esd cpci750 board
18 /* supports the MPSC */
23 #include <linux/compiler.h>
25 #include "../../Marvell/include/memory.h"
30 DECLARE_GLOBAL_DATA_PTR;
32 static int cpci750_serial_init(void)
34 mpsc_init (gd->baudrate);
39 static void cpci750_serial_putc(const char c)
47 static int cpci750_serial_getc(void)
49 return mpsc_getchar ();
52 static int cpci750_serial_tstc(void)
54 return mpsc_test_char ();
57 static void cpci750_serial_setbrg(void)
59 galbrg_set_baudrate (CONFIG_MPSC_PORT, gd->baudrate);
62 static struct serial_device cpci750_serial_drv = {
63 .name = "cpci750_serial",
64 .start = cpci750_serial_init,
66 .setbrg = cpci750_serial_setbrg,
67 .putc = cpci750_serial_putc,
68 .puts = default_serial_puts,
69 .getc = cpci750_serial_getc,
70 .tstc = cpci750_serial_tstc,
73 void cpci750_serial_initialize(void)
75 serial_register(&cpci750_serial_drv);
78 __weak struct serial_device *default_serial_console(void)
80 return &cpci750_serial_drv;
83 #if defined(CONFIG_CMD_KGDB)
84 void kgdb_serial_init (void)
88 void putDebugChar (int c)
93 void putDebugStr (const char *str)
98 int getDebugChar (void)
100 return serial_getc ();
103 void kgdb_interruptible (int yes)