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arch: cxd56xx: Fix bug when watchdog restart

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Fix a bug that watchdog is expired in less time than the specified time
when restarting without clearing interrupt.
This commit is contained in:
SPRESENSE 2023-07-04 09:20:46 +09:00 committed by Alan Carvalho de Assis
parent abfdffd879
commit a03b09c34d
1 changed files with 3 additions and 1 deletions
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4
arch/arm/src/cxd56xx/cxd56_wdt.c
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@ -200,7 +200,7 @@ static uint32_t cxd56_getreg(uintptr_t regaddr)
/* Show the register value read */
wdinfo("%08x->%08\n", regaddr, regval);
wdinfo("%08x->%08x\n", regaddr, regval);
return regval;
}
#endif
@ -283,6 +283,7 @@ static int cxd56_start(struct watchdog_lowerhalf_s *lower)
wdinfo("Entry\n");
cxd56_putreg(WDOGLOCK_UNLOCK_KEY, CXD56_WDT_WDOGLOCK);
cxd56_putreg(0, CXD56_WDT_WDOGINTCLR); /* reload by write any value */
cxd56_putreg(WDOGCONTROL_RESEN | WDOGCONTROL_INTEN, CXD56_WDT_WDOGCONTROL);
cxd56_putreg(0, CXD56_WDT_WDOGLOCK);
@ -473,6 +474,7 @@ static int cxd56_settimeout(struct watchdog_lowerhalf_s *lower,
/* Set the WDT register according to calculated value */
cxd56_putreg(WDOGLOCK_UNLOCK_KEY, CXD56_WDT_WDOGLOCK);
cxd56_putreg(0, CXD56_WDT_WDOGINTCLR); /* reload by write any value */
cxd56_putreg(reload, CXD56_WDT_WDOGLOAD);
cxd56_putreg(WDOGCONTROL_RESEN | WDOGCONTROL_INTEN, CXD56_WDT_WDOGCONTROL);
cxd56_putreg(0, CXD56_WDT_WDOGLOCK);