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timer: mpc83xx_timer: fix build with CONFIG_{HW_, }WATCHDOG

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The code, which is likely copied from arch/powerpc/lib/interrupts.c,
lacks a fallback definition of CONFIG_SYS_WATCHDOG_FREQ and refers to
a non-existing timestamp variable - obviously priv->timestamp is
meant.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
This commit is contained in:
Rasmus Villemoes 2021-04-14 09:18:21 +02:00 • committed by Stefan Roese
parent 7dd2097e21
commit 2156016294
1 changed files with 5 additions and 1 deletions
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6
drivers/timer/mpc83xx_timer.c
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@ -20,6 +20,10 @@
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
#ifndef CONFIG_SYS_WATCHDOG_FREQ
#define CONFIG_SYS_WATCHDOG_FREQ (CONFIG_SYS_HZ / 2)
#endif
/** /**
* struct mpc83xx_timer_priv - Private data structure for MPC83xx timer driver * struct mpc83xx_timer_priv - Private data structure for MPC83xx timer driver
* @decrementer_count: Value to which the decrementer register should be re-set * @decrementer_count: Value to which the decrementer register should be re-set
@ -171,7 +175,7 @@ void timer_interrupt(struct pt_regs *regs)
priv->timestamp++; priv->timestamp++;
#if defined(CONFIG_WATCHDOG) || defined(CONFIG_HW_WATCHDOG) #if defined(CONFIG_WATCHDOG) || defined(CONFIG_HW_WATCHDOG)
if ((timestamp % (CONFIG_SYS_WATCHDOG_FREQ)) == 0) if ((priv->timestamp % (CONFIG_SYS_WATCHDOG_FREQ)) == 0)
WATCHDOG_RESET(); WATCHDOG_RESET();
#endif /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */ #endif /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */