/* * Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com> * * 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. */ #include <linux/io.h> #include <linux/pm.h> #include <asm/idle.h> #include <asm/reboot.h> #include <loongson1.h> static void ls1x_restart(char *command) { __raw_writel(0x1, LS1X_WDT_EN); __raw_writel(0x5000000, LS1X_WDT_TIMER); __raw_writel(0x1, LS1X_WDT_SET); } static void ls1x_halt(void) { while (1) { if (cpu_wait) cpu_wait(); } } static void ls1x_power_off(void) { ls1x_halt(); } static int __init ls1x_reboot_setup(void) { _machine_restart = ls1x_restart; _machine_halt = ls1x_halt; pm_power_off = ls1x_power_off; return 0; } arch_initcall(ls1x_reboot_setup);