diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm1136/omap24xx/timer.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/cpu/arm1136/omap24xx/timer.c b/arch/arm/cpu/arm1136/omap24xx/timer.c index 53015cb77d..3b6666b791 100644 --- a/arch/arm/cpu/arm1136/omap24xx/timer.c +++ b/arch/arm/cpu/arm1136/omap24xx/timer.c @@ -31,13 +31,16 @@ */ #include <common.h> +#include <asm/io.h> #include <asm/arch/bits.h> #include <asm/arch/omap2420.h> +#define TIMER_CLOCK (CONFIG_SYS_CLK_FREQ / (2 << CONFIG_SYS_PTV)) #define TIMER_LOAD_VAL 0 /* macro to read the 32 bit timer */ -#define READ_TIMER (*((volatile ulong *)(CONFIG_SYS_TIMERBASE+TCRR))) +#define READ_TIMER readl(CONFIG_SYS_TIMERBASE+TCRR) \ + / (TIMER_CLOCK / CONFIG_SYS_HZ) DECLARE_GLOBAL_DATA_PTR; @@ -99,7 +102,8 @@ ulong get_timer_masked (void) gd->arch.tbl += (now - gd->arch.lastinc); } else { /* we have rollover of incrementer */ - gd->arch.tbl += (0xFFFFFFFF - gd->arch.lastinc) + now; + gd->arch.tbl += ((0xFFFFFFFF / (TIMER_CLOCK / CONFIG_SYS_HZ)) + - gd->arch.lastinc) + now; } gd->arch.lastinc = now; return gd->arch.tbl; |