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ARM: restart: u300: use new restart hook

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Hook these platforms restart code into the new restart hook rather
than using arch_reset().

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2011-11-05 15:51:25 +00:00
parent abea3f2ce0
commit 7e3974b2f3
4 changed files with 24 additions and 23 deletions
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21
arch/arm/mach-u300/core.c
View File

@ -1888,3 +1888,24 @@ static int core_module_init(void)
return mmc_init(&mmcsd_device);
}
module_init(core_module_init);
/* Forward declare this function from the watchdog */
void coh901327_watchdog_reset(void);
void u300_restart(char mode, const char *cmd)
{
switch (mode) {
case 's':
case 'h':
printk(KERN_CRIT "RESET: shutting down/rebooting system\n");
#ifdef CONFIG_COH901327_WATCHDOG
coh901327_watchdog_reset();
#endif
break;
default:
/* Do nothing */
break;
}
/* Wait for system do die/reset. */
while (1);
}

1
arch/arm/mach-u300/include/mach/platform.h
View File

@ -14,6 +14,7 @@
void u300_map_io(void);
void u300_init_irq(void);
void u300_init_devices(void);
void u300_restart(char, const char *);
extern struct sys_timer u300_timer;
#endif

24
arch/arm/mach-u300/include/mach/system.h
View File

@ -8,33 +8,11 @@
* System shutdown and reset functions.
* Author: Linus Walleij <linus.walleij@stericsson.com>
*/
#include <mach/hardware.h>
#include <asm/io.h>
#include <asm/hardware/vic.h>
#include <asm/irq.h>
/* Forward declare this function from the watchdog */
void coh901327_watchdog_reset(void);
static inline void arch_idle(void)
{
cpu_do_idle();
}
static void arch_reset(char mode, const char *cmd)
static inline void arch_reset(char mode, const char *cmd)
{
switch (mode) {
case 's':
case 'h':
printk(KERN_CRIT "RESET: shutting down/rebooting system\n");
#ifdef CONFIG_COH901327_WATCHDOG
coh901327_watchdog_reset();
#endif
break;
default:
/* Do nothing */
break;
}
/* Wait for system do die/reset. */
while (1);
}

1
arch/arm/mach-u300/u300.c
View File

@ -51,4 +51,5 @@ MACHINE_START(U300, MACH_U300_STRING)
.init_irq = u300_init_irq,
.timer = &u300_timer,
.init_machine = u300_init_machine,
.restart = u300_restart,
MACHINE_END