Re: [PATCH] omap3: mux: add shorthands for OUTPUT_PULL{UP,DOWN}

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* Mike Rapoport <mike@xxxxxxxxxxxxxx> [091129 00:10]:
> Signed-off-by: Mike Rapoport <mike@xxxxxxxxxxxxxx>
> ---
>  arch/arm/mach-omap2/mux.h |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
> index e09c5d2..02a1b53 100644
> --- a/arch/arm/mach-omap2/mux.h
> +++ b/arch/arm/mach-omap2/mux.h
> @@ -37,6 +37,8 @@
>  
>  /* Active pin states */
>  #define OMAP_PIN_OUTPUT			0
> +#define OMAP_PIN_OUTPUT_PULLUP		(OMAP_PULL_ENA | OMAP_PULL_UP)
> +#define OMAP_PIN_OUTPUT_PULLDOWN	OMAP_PULL_ENA
>  #define OMAP_PIN_INPUT			OMAP_INPUT_EN
>  #define OMAP_PIN_INPUT_PULLUP		(OMAP_PULL_ENA | OMAP_INPUT_EN \
>  						| OMAP_PULL_UP)

Hmm, isn't this same as configuring as GPIO with up or
down value?

Or is there's some need doing it with mux only? Like
power savings?

Regards,

Tony
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