2 * BRIEF MODULE DESCRIPTION
3 * Serial port initialisation.
5 * Copyright 2004 IDT Inc. (rischelp@idt.com)
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
12 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
15 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
18 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
19 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 * You should have received a copy of the GNU General Public License along
24 * with this program; if not, write to the Free Software Foundation, Inc.,
25 * 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include <linux/init.h>
29 #include <linux/tty.h>
30 #include <linux/serial_core.h>
31 #include <linux/serial_8250.h>
32 #include <linux/irq.h>
34 #include <asm/serial.h>
35 #include <asm/mach-rc32434/rb.h>
37 extern unsigned int idt_cpu_freq
;
39 static struct uart_port rb532_uart
= {
40 .flags
= UPF_BOOT_AUTOCONF
,
44 .membase
= (char *)KSEG1ADDR(REGBASE
+ UART0BASE
),
48 int __init
setup_serial_port(void)
50 rb532_uart
.uartclk
= idt_cpu_freq
;
52 return early_serial_setup(&rb532_uart
);
54 arch_initcall(setup_serial_port
);
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