1 /* 2 * This program is free software; you can redistribute it and/or modify it 3 * under the terms of the GNU General Public License version 2 as published 4 * by the Free Software Foundation. 5 * 6 * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> 7 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> 8 * Copyright (C) 2013 John Crispin <blogic@openwrt.org> 9 */ 10 11 #include <linux/pm.h> 12 #include <linux/io.h> 13 14 #include <asm/reboot.h> 15 16 #include <asm/mach-ralink/ralink_regs.h> 17 18 /* Reset Control */ 19 #define SYSC_REG_RESET_CTRL 0x034 20 #define RSTCTL_RESET_SYSTEM BIT(0) 21 22 static void ralink_restart(char *command) 23 { 24 local_irq_disable(); 25 rt_sysc_w32(RSTCTL_RESET_SYSTEM, SYSC_REG_RESET_CTRL); 26 unreachable(); 27 } 28 29 static void ralink_halt(void) 30 { 31 local_irq_disable(); 32 unreachable(); 33 } 34 35 static int __init mips_reboot_setup(void) 36 { 37 _machine_restart = ralink_restart; 38 _machine_halt = ralink_halt; 39 pm_power_off = ralink_halt; 40 41 return 0; 42 } 43 44 arch_initcall(mips_reboot_setup); 45