mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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d92ab4b98c
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6693 3c298f89-4303-0410-b956-a3cf2f4a3e73
124 lines
3.0 KiB
C
124 lines
3.0 KiB
C
/*
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* $Id$
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*
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* Copyright (C) 2006, 2007 OpenWrt.org
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*
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* Carsten Langgaard, carstenl@mips.com
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* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*/
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#include <linux/init.h>
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#include <linux/sched.h>
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#include <linux/ioport.h>
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#include <linux/pci.h>
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#include <linux/tty.h>
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#include <linux/pm.h>
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#include <linux/serial_8250.h>
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#include <linux/serial_core.h>
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#include <linux/serial.h>
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#include <linux/serial_reg.h>
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#include <asm/cpu.h>
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#include <asm/irq.h>
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#include <asm/mips-boards/generic.h>
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#include <asm/mips-boards/prom.h>
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#include <asm/dma.h>
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#include <asm/time.h>
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#include <asm/traps.h>
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#include <asm/io.h>
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#include <asm/reboot.h>
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#include <asm/gdb-stub.h>
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#include <asm/ar7/ar7.h>
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extern void ar7_time_init(void);
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static void ar7_machine_restart(char *command);
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static void ar7_machine_halt(void);
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static void ar7_machine_power_off(void);
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static void ar7_machine_restart(char *command)
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{
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volatile u32 *softres_reg = (u32 *)ioremap(AR7_REGS_RESET +
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AR7_RESET_SOFTWARE, 1);
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prom_printf("Reboot\n");
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*softres_reg = 1;
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}
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static void ar7_machine_halt(void)
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{
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prom_printf("Halt\n");
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while (1);
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}
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static void ar7_machine_power_off(void)
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{
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volatile u32 *power_reg = (u32 *)ioremap(AR7_REGS_POWER, 1);
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u32 power_state = *power_reg | (3 << 30);
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prom_printf("Power off\n");
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*power_reg = power_state;
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ar7_machine_halt();
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}
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const char *get_system_type(void)
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{
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u16 chip_id = ar7_chip_id();
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switch (chip_id) {
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case AR7_CHIP_7300:
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return "TI AR7 (TNETD7300)";
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case AR7_CHIP_7100:
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return "TI AR7 (TNETD7100)";
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case AR7_CHIP_7200:
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return "TI AR7 (TNETD7200)";
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default:
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return "TI AR7 (Unknown)";
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}
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}
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static int __init ar7_init_console(void)
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{
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return 0;
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}
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/*
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* Initializes basic routines and structures pointers, memory size (as
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* given by the bios and saves the command line.
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*/
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extern void ar7_init_clocks(void);
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void __init plat_mem_setup(void)
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{
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unsigned long io_base;
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_machine_restart = ar7_machine_restart;
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_machine_halt = ar7_machine_halt;
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pm_power_off = ar7_machine_power_off;
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board_time_init = ar7_time_init;
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panic_timeout = 3;
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io_base = (unsigned long)ioremap(AR7_REGS_BASE, 0x10000);
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if (!io_base) panic("Can't remap IO base!\n");
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set_io_port_base(io_base);
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prom_meminit();
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ar7_init_clocks();
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ioport_resource.start = 0;
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ioport_resource.end = ~0;
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iomem_resource.start = 0;
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iomem_resource.end = ~0;
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}
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console_initcall(ar7_init_console);
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