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ARM: restart: iop13xx: use new restart hook 

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

Acked-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2011-11-06 10:49:50 +00:00
parent bec92b1ec6
commit 00aa78eea2
5 changed files with 14 additions and 10 deletions
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1
arch/arm/mach-iop13xx/include/mach/iop13xx.h
View File

@ -10,6 +10,7 @@ void iop13xx_map_io(void);
void iop13xx_platform_init(void);
void iop13xx_add_tpmi_devices(void);
void iop13xx_init_irq(void);
void iop13xx_restart(char, const char *);
/* CPUID CP6 R0 Page 0 */
static inline int iop13xx_cpu_id(void)

10
arch/arm/mach-iop13xx/include/mach/system.h
View File

@ -7,7 +7,6 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <mach/iop13xx.h>
static inline void arch_idle(void)
{
cpu_do_idle();
@ -15,13 +14,4 @@ static inline void arch_idle(void)
static inline void arch_reset(char mode, const char *cmd)
{
/*
* Reset the internal bus (warning both cores are reset)
*/
write_wdtcr(IOP_WDTCR_EN_ARM);
write_wdtcr(IOP_WDTCR_EN);
write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
write_wdtcr(0x1000);
for(;;);
}

1
arch/arm/mach-iop13xx/iq81340mc.c
View File

@ -96,4 +96,5 @@ MACHINE_START(IQ81340MC, "Intel IQ81340MC")
.init_irq = iop13xx_init_irq,
.timer = &iq81340mc_timer,
.init_machine = iq81340mc_init,
.restart = iop13xx_restart,
MACHINE_END

1
arch/arm/mach-iop13xx/iq81340sc.c
View File

@ -98,4 +98,5 @@ MACHINE_START(IQ81340SC, "Intel IQ81340SC")
.init_irq = iop13xx_init_irq,
.timer = &iq81340sc_timer,
.init_machine = iq81340sc_init,
.restart = iop13xx_restart,
MACHINE_END

11
arch/arm/mach-iop13xx/setup.c
View File

@ -606,3 +606,14 @@ static int __init iop13xx_init_adma_setup(char *str)
__setup("iop13xx_init_adma", iop13xx_init_adma_setup);
__setup("iop13xx_init_uart", iop13xx_init_uart_setup);
__setup("iop13xx_init_i2c", iop13xx_init_i2c_setup);
void iop13xx_restart(char mode, const char *cmd)
{
/*
* Reset the internal bus (warning both cores are reset)
*/
write_wdtcr(IOP_WDTCR_EN_ARM);
write_wdtcr(IOP_WDTCR_EN);
write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
write_wdtcr(0x1000);
}