[U-Boot] [PATCH 1/1] Fix the timer to 1msec and CONFIG_SYS_HZ to 1000.

Stefan Roese sr at denx.de
Fri Mar 13 08:53:43 CET 2009


On Friday 13 March 2009, Manikandan Pillai wrote:
> Signed-off-by: Manikandan Pillai <mani.pillai at ti.com>
> ---
>  cpu/arm_cortexa8/omap3/interrupts.c |    6 ++++++
>  include/configs/omap3_evm.h         |    2 +-
>  2 files changed, 7 insertions(+), 1 deletions(-)
>
> diff --git a/cpu/arm_cortexa8/omap3/interrupts.c
> b/cpu/arm_cortexa8/omap3/interrupts.c index 9e9817d..c415dbb 100644
> --- a/cpu/arm_cortexa8/omap3/interrupts.c
> +++ b/cpu/arm_cortexa8/omap3/interrupts.c
> @@ -234,10 +234,15 @@ void reset_timer_masked(void)
>  	/* reset time, capture current incrementer value time */
>  	lastinc = readl(&timer_base->tcrr);
>  	timestamp = 0;		/* start "advancing" time stamp from 0 */
> +	/* reset the timer count  */
> +	writel(0x1, &timer_base->ttgr);
>  }
>
>  ulong get_timer_masked(void)
>  {
> +#if 1
> +	return readl(&timer_base->tcrr) >> 5;	/* current tick value */
> +#else
>  	ulong now = readl(&timer_base->tcrr); /* current tick value */
>
>  	if (now >= lastinc)	/* normal mode (non roll) */
> @@ -247,6 +252,7 @@ ulong get_timer_masked(void)
>  		timestamp += (0xFFFFFFFF - lastinc) + now;
>  	lastinc = now;
>  	return timestamp;
> +#endif

Please remove the dead code.

Best regards,
Stefan

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