mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.9 KiB
54 lines
1.9 KiB
/* |
|
* BRIEF MODULE DESCRIPTION |
|
* Serial port initialisation. |
|
* |
|
* Copyright 2004 IDT Inc. ([email protected]) |
|
* |
|
* 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN |
|
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
|
* |
|
* 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., |
|
* 675 Mass Ave, Cambridge, MA 02139, USA. |
|
*/ |
|
|
|
#include <linux/init.h> |
|
#include <linux/tty.h> |
|
#include <linux/serial_core.h> |
|
#include <linux/serial_8250.h> |
|
#include <linux/irq.h> |
|
|
|
#include <asm/serial.h> |
|
#include <asm/mach-rc32434/rb.h> |
|
|
|
extern unsigned int idt_cpu_freq; |
|
|
|
static struct uart_port rb532_uart = { |
|
.flags = UPF_BOOT_AUTOCONF, |
|
.line = 0, |
|
.irq = UART0_IRQ, |
|
.iotype = UPIO_MEM, |
|
.membase = (char *)KSEG1ADDR(REGBASE + UART0BASE), |
|
.regshift = 2 |
|
}; |
|
|
|
int __init setup_serial_port(void) |
|
{ |
|
rb532_uart.uartclk = idt_cpu_freq; |
|
|
|
return early_serial_setup(&rb532_uart); |
|
} |
|
arch_initcall(setup_serial_port);
|
|
|