RE: [PATCH] OMAP4: DMTIMER: enable autoidle mode

[DebBarma, Tarun Kanti]

> -----Original Message-----
> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> owner@xxxxxxxxxxxxxxx] On Behalf Of K, Ambresh
> Sent: Thursday, June 16, 2011 2:43 AM
> To: Tony Lindgren
> Cc: linux-omap; linux-kernel
> Subject: [PATCH] OMAP4: DMTIMER: enable autoidle mode
> 
> From: Ambresh K <ambresh@xxxxxx>
> 
> Currently autoidle is only enabled for OMAP2/3; by enabling autoidle,
> the automatic L4 clock gating strategy is applied based on L4 activity,
> otherwise L4 clock to module will be a free running.
> 
> Signed-off-by: Ambresh K <ambresh@xxxxxx>
> ---
>  arch/arm/plat-omap/dmtimer.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
> index ee9f6eb..02d0f7a 100644
> --- a/arch/arm/plat-omap/dmtimer.c
> +++ b/arch/arm/plat-omap/dmtimer.c
> @@ -342,8 +342,8 @@ static void omap_dm_timer_reset(struct omap_dm_timer
> *timer)
>  	l |= 0x02 << 3;  /* Set to smart-idle mode */
>  	l |= 0x2 << 8;   /* Set clock activity to perserve f-clock on idle */
> 
> -	/* Enable autoidle on OMAP2 / OMAP3 */
> -	if (cpu_is_omap24xx() || cpu_is_omap34xx())
> +	/* Enable autoidle on OMAP2 CPUs. */
> +	if (cpu_class_is_omap2())
>  		l |= 0x1 << 0;
BTW, in the hwmod adaptation series this is taken care by the framework.
--
Tarun
> 
>  	/*
> --
> 1.6.0
> 
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