diff options
Diffstat (limited to 'cpu/mpc5xxx/cpu_init.c')
| -rw-r--r-- | cpu/mpc5xxx/cpu_init.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/cpu/mpc5xxx/cpu_init.c b/cpu/mpc5xxx/cpu_init.c index acff5f5b3..b15146480 100644 --- a/cpu/mpc5xxx/cpu_init.c +++ b/cpu/mpc5xxx/cpu_init.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2009 + * (C) Copyright 2000-2010 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -24,6 +24,7 @@ #include <common.h> #include <mpc5xxx.h> #include <asm/io.h> +#include <watchdog.h> DECLARE_GLOBAL_DATA_PTR; @@ -45,6 +46,8 @@ void cpu_init_f (void) (struct mpc5xxx_gpio *) MPC5XXX_GPIO; volatile struct mpc5xxx_xlb *xlb = (struct mpc5xxx_xlb *) MPC5XXX_XLBARB; + volatile struct mpc5xxx_gpt *gpt0 = + (struct mpc5xxx_gpt *) MPC5XXX_GPT; unsigned long addecr = (1 << 25); /* Boot_CS */ #if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_MGT5100) addecr |= (1 << 22); /* SDRAM enable */ @@ -206,6 +209,15 @@ void cpu_init_f (void) /* Enable piplining */ clrbits_be32(&xlb->config, (1 << 31)); # endif + +#if defined(CONFIG_WATCHDOG) + /* Charge the watchdog timer - prescaler = 64k, count = 64k*/ + out_be32(&gpt0->cir, 0x0000ffff); + out_be32(&gpt0->emsr, 0x9004); /* wden|ce|timer_ms */ + + reset_5xxx_watchdog(); +#endif /* CONFIG_WATCHDOG */ + #endif /* CONFIG_MPC5200 */ } |