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"
29 DECLARE_GLOBAL_DATA_PTR;
31 static int p3mx_serial_init(void)
33 mpsc_init (gd->baudrate);
38 static void p3mx_serial_putc(const char c)
46 static int p3mx_serial_getc(void)
48 return mpsc_getchar ();
51 static int p3mx_serial_tstc(void)
53 return mpsc_test_char ();
56 static void p3mx_serial_setbrg(void)
58 galbrg_set_baudrate (CONFIG_MPSC_PORT, gd->baudrate);
61 static struct serial_device p3mx_serial_drv = {
62 .name = "p3mx_serial",
63 .start = p3mx_serial_init,
65 .setbrg = p3mx_serial_setbrg,
66 .putc = p3mx_serial_putc,
67 .puts = default_serial_puts,
68 .getc = p3mx_serial_getc,
69 .tstc = p3mx_serial_tstc,
72 void p3mx_serial_initialize(void)
74 serial_register(&p3mx_serial_drv);
77 __weak struct serial_device *default_serial_console(void)
79 return &p3mx_serial_drv;
82 #if defined(CONFIG_CMD_KGDB)
83 void kgdb_serial_init (void)
87 void putDebugChar (int c)
92 void putDebugStr (const char *str)
97 int getDebugChar (void)
99 return serial_getc ();
102 void kgdb_interruptible (int yes)