diff options
Diffstat (limited to 'cpu/mpc8xx')
-rw-r--r-- | cpu/mpc8xx/cpu.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/cpu/mpc8xx/cpu.c b/cpu/mpc8xx/cpu.c index 81d2047..d23d7ee 100644 --- a/cpu/mpc8xx/cpu.c +++ b/cpu/mpc8xx/cpu.c @@ -568,6 +568,17 @@ void reset_8xx_watchdog (volatile immap_t * immr) immr->im_ioport.iop_paodr &= ~(WATCHDOG_BIT); /* active output */ immr->im_ioport.iop_padat ^= WATCHDOG_BIT; /* Toggle WDI */ +# elif defined(CONFIG_KUP4K) || defined(CONFIG_KUP4X) + /* + * The KUP4 boards uses a TPS3705 Watchdog + * with the trigger pin connected to port PA.5 + */ +# define WATCHDOG_BIT 0x0400 + immr->im_ioport.iop_papar &= ~(WATCHDOG_BIT); /* GPIO */ + immr->im_ioport.iop_padir |= WATCHDOG_BIT; /* Output */ + immr->im_ioport.iop_paodr &= ~(WATCHDOG_BIT); /* active output */ + + immr->im_ioport.iop_padat ^= WATCHDOG_BIT; /* Toggle WDI */ # else /* * All other boards use the MPC8xx Internal Watchdog |