1 /*
2  * arch/arm/plat-spear/restart.c
3  *
4  * SPEAr platform specific restart functions
5  *
6  * Copyright (C) 2009 ST Microelectronics
7  * Viresh Kumar<viresh.kumar@st.com>
8  *
9  * This file is licensed under the terms of the GNU General Public
10  * License version 2. This program is licensed "as is" without any
11  * warranty of any kind, whether express or implied.
12  */
13 #include <linux/io.h>
14 #include <asm/system_misc.h>
15 #include <asm/hardware/sp810.h>
16 #include <mach/hardware.h>
17 #include <mach/generic.h>
18 
spear_restart(char mode,const char * cmd)19 void spear_restart(char mode, const char *cmd)
20 {
21 	if (mode == 's') {
22 		/* software reset, Jump into ROM at address 0 */
23 		soft_restart(0);
24 	} else {
25 		/* hardware reset, Use on-chip reset capability */
26 		sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
27 	}
28 }
29