linux/arch/arm/mach-spear/restart.c
Arnd Bergmann c164620ae2 ARM: spear: remove include/mach/ subdirectory
Two of the remaining four headers are never used, the other
two are only used inside of the platform code. Move them
next to the files that include them and remove the
Makefile trick that adds the include path.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-04-29 09:53:15 +02:00

36 lines
1006 B
C

/*
* arch/arm/plat-spear/restart.c
*
* SPEAr platform specific restart functions
*
* Copyright (C) 2009 ST Microelectronics
* Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/io.h>
#include <linux/amba/sp810.h>
#include <linux/reboot.h>
#include <asm/system_misc.h>
#include "spear.h"
#include "generic.h"
#define SPEAR13XX_SYS_SW_RES (VA_MISC_BASE + 0x204)
void spear_restart(enum reboot_mode mode, const char *cmd)
{
if (mode == REBOOT_SOFT) {
/* software reset, Jump into ROM at address 0 */
soft_restart(0);
} else {
/* hardware reset, Use on-chip reset capability */
#ifdef CONFIG_ARCH_SPEAR13XX
writel_relaxed(0x01, SPEAR13XX_SYS_SW_RES);
#endif
#if defined(CONFIG_ARCH_SPEAR3XX) || defined(CONFIG_ARCH_SPEAR6XX)
sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
#endif
}
}