diff options
Diffstat (limited to 'arch/arm/mach-at91/arm926ejs')
| -rw-r--r-- | arch/arm/mach-at91/arm926ejs/clock.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/arm926ejs/clock.c b/arch/arm/mach-at91/arm926ejs/clock.c index c8d24ae..e3181fa 100644 --- a/arch/arm/mach-at91/arm926ejs/clock.c +++ b/arch/arm/mach-at91/arm926ejs/clock.c @@ -162,7 +162,13 @@ int at91_clock_init(unsigned long main_clock) gd->arch.mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK); freq = gd->arch.mck_rate_hz; +#if defined(CONFIG_AT91SAM9X5) + /* different in prescale on at91sam9x5 */ + freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 4)); +#else freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 2)); /* prescale */ +#endif + #if defined(CONFIG_AT91SAM9G20) /* mdiv ; (x >> 7) = ((x >> 8) * 2) */ gd->arch.mck_rate_hz = (mckr & AT91_PMC_MCKR_MDIV_MASK) ? |