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[ARM] at91: correct value for AT91_RSTC_KEY 

- Remove a duplicated define for AT91_RSTC_KEY
- Set AT91_RSTC_KEY to the correct value
- Replace the hardcoded keys in at91sam9620.c and at91sam9261.c
  by AT91_RSTC_KEY

Signed-off-by: Jan Altenberg <jan@linutronix.de>
Acked-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Jan Altenberg 2007-02-16 01:37:10 -08:00 committed by Russell King
parent f1e1398654
commit dd1d2f4439
3 changed files with 3 additions and 4 deletions
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2
arch/arm/mach-at91/at91sam9260.c
View File

@ -259,7 +259,7 @@ static struct at91_gpio_bank at91sam9260_gpio[] = {
static void at91sam9260_reset(void)
{
at91_sys_write(AT91_RSTC_CR, (0xA5 << 24) | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
}

2
arch/arm/mach-at91/at91sam9261.c
View File

@ -225,7 +225,7 @@ static struct at91_gpio_bank at91sam9261_gpio[] = {
static void at91sam9261_reset(void)
{
at91_sys_write(AT91_RSTC_CR, (0xA5 << 24) | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST);
}

3
include/asm-arm/arch-at91/at91_rstc.h
View File

@ -17,7 +17,7 @@
#define AT91_RSTC_PROCRST (1 << 0) /* Processor Reset */
#define AT91_RSTC_PERRST (1 << 2) /* Peripheral Reset */
#define AT91_RSTC_EXTRST (1 << 3) /* External Reset */
#define AT91_RSTC_KEY (0xff << 24) /* KEY Password */
#define AT91_RSTC_KEY (0xa5 << 24) /* KEY Password */
#define AT91_RSTC_SR (AT91_RSTC + 0x04) /* Reset Controller Status Register */
#define AT91_RSTC_URSTS (1 << 0) /* User Reset Status */
@ -34,6 +34,5 @@
#define AT91_RSTC_URSTEN (1 << 0) /* User Reset Enable */
#define AT91_RSTC_URSTIEN (1 << 4) /* User Reset Interrupt Enable */
#define AT91_RSTC_ERSTL (0xf << 8) /* External Reset Length */
#define AT91_RSTC_KEY (0xff << 24) /* KEY Password */
#endif