/*
* Copyright 2010, Renato Andreola <renato.andreola@imagos.it>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
/* Everything's already setup for fixed-baud PTF assignment*/
-void serial_setbrg (void)
+static void oc_serial_setbrg(void)
{
int n, k;
const unsigned max_uns = 0xFFFFFFFF;
#else
-void serial_setbrg (void)
+static void oc_serial_setbrg(void)
{
int n, k;
const unsigned max_uns = 0xFFFFFFFF;
#endif /* CONFIG_SYS_NIOS_FIXEDBAUD */
-int serial_init (void)
+static int oc_serial_init(void)
{
unsigned action,control;
/*-----------------------------------------------------------------------
* YANU CONSOLE
*---------------------------------------------------------------------*/
-void serial_putc (char c)
+static void oc_serial_putc(char c)
{
int tx_chars;
unsigned status;
writel((unsigned char)c, &uart->data);
}
-void serial_puts (const char *s)
-{
- while (*s != 0) {
- serial_putc (*s++);
- }
-}
-
-
-int serial_tstc(void)
+static int oc_serial_tstc(void)
{
unsigned status ;
((1 << YANU_RFIFO_CHARS_N) - 1)) > 0);
}
-int serial_getc (void)
+statoc int oc_serial_getc(void)
{
while (serial_tstc() == 0)
WATCHDOG_RESET ();
return(readl(&uart->data) & YANU_DATA_CHAR_MASK);
}
+
+static struct serial_device oc_serial_drv = {
+ .name = "oc_serial",
+ .start = oc_serial_init,
+ .stop = NULL,
+ .setbrg = oc_serial_setbrg,
+ .putc = oc_serial_putc,
+ .puts = default_serial_puts,
+ .getc = oc_serial_getc,
+ .tstc = oc_serial_tstc,
+};
+
+void oc_serial_initialize(void)
+{
+ serial_register(&oc_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+ return &oc_serial_drv;
+}