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.linux@gmail.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 <linux/amba/sp810.h>
15#include <linux/reboot.h>
16#include <asm/system_misc.h>
17#include <mach/spear.h>
18#include "generic.h"
19
20#define SPEAR13XX_SYS_SW_RES			(VA_MISC_BASE + 0x204)
21void spear_restart(enum reboot_mode mode, const char *cmd)
22{
23	if (mode == REBOOT_SOFT) {
24		/* software reset, Jump into ROM at address 0 */
25		soft_restart(0);
26	} else {
27		/* hardware reset, Use on-chip reset capability */
28#ifdef CONFIG_ARCH_SPEAR13XX
29		writel_relaxed(0x01, SPEAR13XX_SYS_SW_RES);
30#endif
31#if defined(CONFIG_ARCH_SPEAR3XX) || defined(CONFIG_ARCH_SPEAR6XX)
32		sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
33#endif
34	}
35}

 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 <vireshk@kernel.org>
 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 <linux/amba/sp810.h>
15#include <linux/reboot.h>
16#include <asm/system_misc.h>
17#include <mach/spear.h>
18#include "generic.h"
19
20#define SPEAR13XX_SYS_SW_RES			(VA_MISC_BASE + 0x204)
21void spear_restart(enum reboot_mode mode, const char *cmd)
22{
23	if (mode == REBOOT_SOFT) {
24		/* software reset, Jump into ROM at address 0 */
25		soft_restart(0);
26	} else {
27		/* hardware reset, Use on-chip reset capability */
28#ifdef CONFIG_ARCH_SPEAR13XX
29		writel_relaxed(0x01, SPEAR13XX_SYS_SW_RES);
30#endif
31#if defined(CONFIG_ARCH_SPEAR3XX) || defined(CONFIG_ARCH_SPEAR6XX)
32		sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
33#endif
34	}
35}