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bsp/lpc24xx: Request system reset for LPC17XX

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This commit is contained in:
Sebastian Huber
2013-01-07 15:07:43 +01:00
parent 4cc629cda8
commit 2460cc7848
1 changed files with 6 additions and 4 deletions
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c/src/lib/libbsp/arm/lpc24xx/startup/bspreset.c
+6 -4
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@@ -7,7 +7,7 @@
*/ */
/* /*
* Copyright (c) 2008-2012 embedded brains GmbH. All rights reserved. * Copyright (c) 2008-2013 embedded brains GmbH. All rights reserved.
* *
* embedded brains GmbH * embedded brains GmbH
* Obere Lagerstr. 30 * Obere Lagerstr. 30
@@ -21,6 +21,7 @@
*/ */
#include <rtems.h> #include <rtems.h>
#include <rtems/score/armv7m.h>
#include <bsp/bootcard.h> #include <bsp/bootcard.h>
#include <bsp/lpc24xx.h> #include <bsp/lpc24xx.h>
@@ -32,15 +33,16 @@ BSP_START_TEXT_SECTION __attribute__((flatten)) void bsp_reset(void)
rtems_interrupt_disable(level); rtems_interrupt_disable(level);
#ifdef ARM_MULTILIB_ARCH_V4 #if defined(ARM_MULTILIB_ARCH_V4)
/* Trigger watchdog reset */ /* Trigger watchdog reset */
WDCLKSEL = 0; WDCLKSEL = 0;
WDTC = 0xff; WDTC = 0xff;
WDMOD = 0x3; WDMOD = 0x3;
WDFEED = 0xaa; WDFEED = 0xaa;
WDFEED = 0x55; WDFEED = 0x55;
#else #elif defined(ARM_MULTILIB_ARCH_V7M)
printk("reset\n"); _ARMV7M_SCB->aircr = ARMV7M_SCB_AIRCR_VECTKEY
| ARMV7M_SCB_AIRCR_SYSRESETREQ;
#endif #endif
while (true) { while (true) {