Re: [resend PATCH 1/3] pinctrl: dra7: dt-bindings: add pin off modes for dra7 SoC

From: Nishanth Menon
Date: Mon Sep 08 2014 - 15:32:42 EST


On 00:49-20140909, Mugunthan V N wrote:
> Add pin off modes for dra7 SoC so that during module disable or suspend
> state it can help saving power
>
> Signed-off-by: Mugunthan V N <mugunthanvnm@xxxxxx>
> ---
> include/dt-bindings/pinctrl/dra.h | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/include/dt-bindings/pinctrl/dra.h b/include/dt-bindings/pinctrl/dra.h
> index 002a285..a0ff2d0 100644
> --- a/include/dt-bindings/pinctrl/dra.h
> +++ b/include/dt-bindings/pinctrl/dra.h
> @@ -46,5 +46,13 @@
> #define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP)
> #define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN)
>
> +/* Off mode states */
> +#define PIN_OFF_NONE 0
> +#define PIN_OFF_OUTPUT_HIGH (OFF_EN | OFFOUT_EN | OFFOUT_VAL)
> +#define PIN_OFF_OUTPUT_LOW (OFF_EN | OFFOUT_EN)
> +#define PIN_OFF_INPUT_PULLUP (OFF_EN | OFF_PULL_EN | OFF_PULL_UP)
> +#define PIN_OFF_INPUT_PULLDOWN (OFF_EN | OFF_PULL_EN)
> +#define PIN_OFF_WAKEUPENABLE WAKEUP_EN
> +
> #endif

NAK for OFF_NONE, OFF_xyz etc.

A) There is no OFF mode on DRA7. in sleep state use mode 15 (gated).
B) when using this for wakeup - use pinctrl wakeup handling to do the
wakeup.

Regards,
Nishanth Menon
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