* (C) Copyright 2004 Atmark Techno, Inc.
* Yasushi SHOJI <yashi@atmark-techno.com>
*
- * 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 <config.h>
return in_be32(®s->status) & SR_RX_FIFO_VALID_DATA;
}
-#if !defined(CONFIG_SERIAL_MULTI)
-int serial_init(void)
-{
- /* FIXME: Nothing for now. We should initialize fifo, etc */
- return 0;
-}
-
-void serial_setbrg(void)
-{
- /* FIXME: what's this for? */
-}
-
-void serial_putc(const char c)
+static int uartlite_serial_init(const int port)
{
- uartlite_serial_putc(c, 0);
+ if (userial_ports[port])
+ return 0;
+ return -1;
}
-void serial_puts(const char *s)
-{
- uartlite_serial_puts(s, 0);
-}
-
-int serial_getc(void)
-{
- return uartlite_serial_getc(0);
-}
-
-int serial_tstc(void)
-{
- return uartlite_serial_tstc(0);
-}
-#endif
-
-#if defined(CONFIG_SERIAL_MULTI)
/* Multi serial device functions */
#define DECLARE_ESERIAL_FUNCTIONS(port) \
int userial##port##_init(void) \
- { return(0); } \
+ { return uartlite_serial_init(port); } \
void userial##port##_setbrg(void) {} \
int userial##port##_getc(void) \
{ return uartlite_serial_getc(port); } \
{ uartlite_serial_puts(s, port); }
/* Serial device descriptor */
-#define INIT_ESERIAL_STRUCTURE(port, name) {\
- name,\
- userial##port##_init,\
- NULL,\
- userial##port##_setbrg,\
- userial##port##_getc,\
- userial##port##_tstc,\
- userial##port##_putc,\
- userial##port##_puts, }
+#define INIT_ESERIAL_STRUCTURE(port, __name) { \
+ .name = __name, \
+ .start = userial##port##_init, \
+ .stop = NULL, \
+ .setbrg = userial##port##_setbrg, \
+ .getc = userial##port##_getc, \
+ .tstc = userial##port##_tstc, \
+ .putc = userial##port##_putc, \
+ .puts = userial##port##_puts, \
+}
DECLARE_ESERIAL_FUNCTIONS(0);
struct serial_device uartlite_serial0_device =
__weak struct serial_device *default_serial_console(void)
{
-# ifdef XILINX_UARTLITE_BASEADDR
- return &uartlite_serial0_device;
-# endif /* XILINX_UARTLITE_BASEADDR */
-# ifdef XILINX_UARTLITE_BASEADDR1
- return &uartlite_serial1_device;
-# endif /* XILINX_UARTLITE_BASEADDR1 */
-# ifdef XILINX_UARTLITE_BASEADDR2
- return &uartlite_serial2_device;
-# endif /* XILINX_UARTLITE_BASEADDR2 */
-# ifdef XILINX_UARTLITE_BASEADDR3
- return &uartlite_serial3_device;
-# endif /* XILINX_UARTLITE_BASEADDR3 */
+ if (userial_ports[0])
+ return &uartlite_serial0_device;
+ if (userial_ports[1])
+ return &uartlite_serial1_device;
+ if (userial_ports[2])
+ return &uartlite_serial2_device;
+ if (userial_ports[3])
+ return &uartlite_serial3_device;
+
+ return NULL;
+}
+
+void uartlite_serial_initialize(void)
+{
+#ifdef XILINX_UARTLITE_BASEADDR
+ serial_register(&uartlite_serial0_device);
+#endif /* XILINX_UARTLITE_BASEADDR */
+#ifdef XILINX_UARTLITE_BASEADDR1
+ serial_register(&uartlite_serial1_device);
+#endif /* XILINX_UARTLITE_BASEADDR1 */
+#ifdef XILINX_UARTLITE_BASEADDR2
+ serial_register(&uartlite_serial2_device);
+#endif /* XILINX_UARTLITE_BASEADDR2 */
+#ifdef XILINX_UARTLITE_BASEADDR3
+ serial_register(&uartlite_serial3_device);
+#endif /* XILINX_UARTLITE_BASEADDR3 */
}
-#endif /* CONFIG_SERIAL_MULTI */