Need to control watchdog timer on AT90USB
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3706 42af7a65-404d-4744-a932-0658087f49c3
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@ -38,6 +38,7 @@
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**************************************************************************/
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#include <nuttx/config.h>
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#include <avr/wdt.h>
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#include "at90usb_config.h"
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#include "up_internal.h"
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@ -47,6 +48,28 @@
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* Private Definitions
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**************************************************************************/
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#if defined(CONFIG_WDTO_15MS)
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# define WDTO_VALUE WDTO_15MS
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#elif defined(CONFIG_WDTO_30MS)
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# define WDTO_VALUE WDTO_30MS
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#elif defined(CONFIG_WDTO_60MS)
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# define WDTO_VALUE WDTO_60MS
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#elif defined(CONFIG_WDTO_120MS)
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# define WDTO_VALUE WDTO_120MS
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#elif defined(CONFIG_WDTO_1250MS)
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# define WDTO_VALUE WDTO_250MS
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#elif defined(CONFIG_WDTO_500MS)
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# define WDTO_VALUE WDTO_500MS
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#elif defined(CONFIG_WDTO_1S)
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# define WDTO_VALUE WDTO_1S
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#elif defined(CONFIG_WDTO_2S)
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# define WDTO_VALUE WDTO_2S
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#elif defined(CONFIG_WDTO_4S)
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# define WDTO_VALUE WDTO_4S
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#else /* if defined(CONFIG_WDTO_8S) */
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# define WDTO_VALUE WDTO_8S
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#endif
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/**************************************************************************
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* Private Types
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**************************************************************************/
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@ -67,6 +90,23 @@
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* Private Functions
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**************************************************************************/
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/**************************************************************************
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* Name: up_wdtinit
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*
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* Description:
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* Initialize the watchdog per the NuttX configuration.
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*
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**************************************************************************/
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static inline void up_wdtinit(void)
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{
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#ifndef CONFIG_AVR_WDT
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wdt_disable();
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#else
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wdt_enable(WDTO_VALUE);
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#endif
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}
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/**************************************************************************
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* Public Functions
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**************************************************************************/
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@ -83,6 +123,10 @@
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void up_lowinit(void)
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{
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/* Initialize the watchdog timer */
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up_wdtinit();
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/* Initialize a console (probably a serial console) */
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up_consoleinit();
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