[alsa-devel] [PATCH 2/2] ASoC: omap-mcpdm: Remove OMAP revision check

Peter Ujfalusi peter.ujfalusi at ti.com
Thu Oct 4 10:22:33 CEST 2012


On 10/04/2012 11:15 AM, Peter Ujfalusi wrote:
> The OMAP revision check is not needed since the watchdog bit is not in use
> on 4430 ES1.0 and have no effect when we set the bit. The watchdog need to
> be enabled on all other revisions.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
> ---
>  sound/soc/omap/omap-mcpdm.c | 10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
> 
> diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
> index fdf655e..8f5edc8 100644
> --- a/sound/soc/omap/omap-mcpdm.c
> +++ b/sound/soc/omap/omap-mcpdm.c
> @@ -40,7 +40,6 @@
>  #include <sound/pcm_params.h>
>  #include <sound/soc.h>
>  
> -#include <plat/cpu.h>
>  #include "omap-mcpdm.h"
>  #include "omap-pcm.h"
>  
> @@ -258,14 +257,9 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream,
>  	mutex_lock(&mcpdm->mutex);
>  
>  	if (!dai->active) {
> -		/* Enable watch dog for ES above ES 1.0 to avoid saturation */
> -		if (omap_rev() != OMAP4430_REV_ES1_0) {
> -			u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL);
> +		u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL);
>  
> -			omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL,
> -					 ctrl | MCPDM_WD_EN);
> -		}
> -		omap_mcpdm_open_streams(mcpdm);
> +		omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL, ctrl | MCPDM_WD_EN);

Oops. I have removed the omap_mcpdm_open_streams() as well...
Will resend :(

>  	}
>  	mutex_unlock(&mcpdm->mutex);
>  
> 


-- 
Péter


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