mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-28 22:03:18 +02:00
98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
|
/*
|
||
|
|
* linux/arch/mips/jz4740/common/setup.c
|
||
|
|
*
|
||
|
|
* JZ4740 common setup routines.
|
||
|
|
*
|
||
|
|
* Copyright (C) 2006 Ingenic Semiconductor Inc.
|
||
|
|
*
|
||
|
|
* This program is free software; you can distribute it and/or modify it
|
||
|
|
* under the terms of the GNU General Public License (Version 2) as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope 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 <linux/init.h>
|
||
|
|
#include <linux/string.h>
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/io.h>
|
||
|
|
#include <linux/ioport.h>
|
||
|
|
#include <linux/tty.h>
|
||
|
|
#include <linux/serial.h>
|
||
|
|
#include <linux/serial_core.h>
|
||
|
|
#include <linux/serial_8250.h>
|
||
|
|
|
||
|
|
#include <asm/cpu.h>
|
||
|
|
#include <asm/bootinfo.h>
|
||
|
|
#include <asm/irq.h>
|
||
|
|
#include <asm/mipsregs.h>
|
||
|
|
#include <asm/reboot.h>
|
||
|
|
#include <asm/pgtable.h>
|
||
|
|
#include <asm/time.h>
|
||
|
|
#include <asm/mach-jz4740/jz4740.h>
|
||
|
|
#include <asm/mach-jz4740/regs.h>
|
||
|
|
#include <asm/mach-jz4740/clock.h>
|
||
|
|
#include <asm/mach-jz4740/serial.h>
|
||
|
|
|
||
|
|
extern char *__init prom_getcmdline(void);
|
||
|
|
extern void __init jz_board_setup(void);
|
||
|
|
extern void jz_restart(char *);
|
||
|
|
extern void jz_halt(void);
|
||
|
|
extern void jz_power_off(void);
|
||
|
|
extern void jz_time_init(void);
|
||
|
|
|
||
|
|
static void __init jz_serial_setup(void)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_SERIAL_8250
|
||
|
|
struct uart_port s;
|
||
|
|
REG8(UART0_FCR) |= UARTFCR_UUE; /* enable UART module */
|
||
|
|
memset(&s, 0, sizeof(s));
|
||
|
|
s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
|
||
|
|
s.iotype = SERIAL_IO_MEM;
|
||
|
|
s.regshift = 2;
|
||
|
|
s.uartclk = JZ_EXTAL;
|
||
|
|
|
||
|
|
s.line = 0;
|
||
|
|
s.membase = (u8 *)UART0_BASE;
|
||
|
|
s.irq = JZ_IRQ_UART0;
|
||
|
|
if (early_serial_setup(&s) != 0) {
|
||
|
|
printk(KERN_ERR "Serial ttyS0 setup failed!\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
s.line = 1;
|
||
|
|
s.membase = (u8 *)UART1_BASE;
|
||
|
|
s.irq = JZ_IRQ_UART1;
|
||
|
|
if (early_serial_setup(&s) != 0) {
|
||
|
|
printk(KERN_ERR "Serial ttyS1 setup failed!\n");
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void __init plat_mem_setup(void)
|
||
|
|
{
|
||
|
|
char *argptr;
|
||
|
|
|
||
|
|
argptr = prom_getcmdline();
|
||
|
|
|
||
|
|
/* IO/MEM resources. Which will be the addtion value in `inX' and
|
||
|
|
* `outX' macros defined in asm/io.h */
|
||
|
|
set_io_port_base(0);
|
||
|
|
ioport_resource.start = 0x00000000;
|
||
|
|
ioport_resource.end = 0xffffffff;
|
||
|
|
iomem_resource.start = 0x00000000;
|
||
|
|
iomem_resource.end = 0xffffffff;
|
||
|
|
|
||
|
|
_machine_restart = jz_restart;
|
||
|
|
_machine_halt = jz_halt;
|
||
|
|
pm_power_off = jz_power_off;
|
||
|
|
jz_serial_setup();
|
||
|
|
}
|
||
|
|
|