summaryrefslogtreecommitdiff
path: root/cpu
diff options
context:
space:
mode:
authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-01-31 09:10:48 +0100
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2009-01-31 10:16:02 +0100
commit930590f3e49c8f32256edf2e5861e1535a329c6c (patch)
tree6f25c8035a932a0b079ee71ce6550b60a2a6fba7 /cpu
parentf90c8022f448bc5e93090e4b714368e52e912f0f (diff)
ixp: move serial to drivers/serial
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'cpu')
-rw-r--r--cpu/ixp/Makefile1
-rw-r--r--cpu/ixp/serial.c125
2 files changed, 0 insertions, 126 deletions
diff --git a/cpu/ixp/Makefile b/cpu/ixp/Makefile
index 6deecd4da1..7e98d87026 100644
--- a/cpu/ixp/Makefile
+++ b/cpu/ixp/Makefile
@@ -28,7 +28,6 @@ LIB = $(obj)lib$(CPU).a
START = start.o
COBJS-y += cpu.o
COBJS-y += interrupts.o
-COBJS-y += serial.o
ifndef CONFIG_USE_IRQ
COBJS-y += timer.o
endif
diff --git a/cpu/ixp/serial.c b/cpu/ixp/serial.c
deleted file mode 100644
index dd26af49b5..0000000000
--- a/cpu/ixp/serial.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * (C) Copyright 2002
- * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
- *
- * 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
- *
- */
-
-#include <common.h>
-#include <asm/arch/ixp425.h>
-
-/*
- * 14.7456 MHz
- * Baud Rate = --------------
- * 16 x Divisor
- */
-#define SERIAL_CLOCK 921600
-
-DECLARE_GLOBAL_DATA_PTR;
-
-void serial_setbrg (void)
-{
- unsigned int quot = 0;
- int uart = CONFIG_SYS_IXP425_CONSOLE;
-
- if ((gd->baudrate <= SERIAL_CLOCK) && (SERIAL_CLOCK % gd->baudrate == 0))
- quot = SERIAL_CLOCK / gd->baudrate;
- else
- hang ();
-
- IER(uart) = 0; /* Disable for now */
- FCR(uart) = 0; /* No fifos enabled */
-
- /* set baud rate */
- LCR(uart) = LCR_WLS0 | LCR_WLS1 | LCR_DLAB;
- DLL(uart) = quot & 0xff;
- DLH(uart) = quot >> 8;
- LCR(uart) = LCR_WLS0 | LCR_WLS1;
-#ifdef CONFIG_SERIAL_RTS_ACTIVE
- MCR(uart) = MCR_RTS; /* set RTS active */
-#else
- MCR(uart) = 0; /* set RTS inactive */
-#endif
- IER(uart) = IER_UUE;
-}
-
-/*
- * Initialise the serial port with the given baudrate. The settings
- * are always 8 data bits, no parity, 1 stop bit, no start bits.
- *
- */
-int serial_init (void)
-{
- serial_setbrg ();
-
- return (0);
-}
-
-
-/*
- * Output a single byte to the serial port.
- */
-void serial_putc (const char c)
-{
- /* wait for room in the tx FIFO on UART */
- while ((LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_TEMT) == 0);
-
- THR(CONFIG_SYS_IXP425_CONSOLE) = c;
-
- /* If \n, also do \r */
- if (c == '\n')
- serial_putc ('\r');
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-int serial_tstc (void)
-{
- return LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_DR;
-}
-
-/*
- * Read a single byte from the serial port. Returns 1 on success, 0
- * otherwise. When the function is succesfull, the character read is
- * written into its argument c.
- */
-int serial_getc (void)
-{
- while (!(LSR(CONFIG_SYS_IXP425_CONSOLE) & LSR_DR));
-
- return (char) RBR(CONFIG_SYS_IXP425_CONSOLE) & 0xff;
-}
-
-void
-serial_puts (const char *s)
-{
- while (*s) {
- serial_putc (*s++);
- }
-}