On 11/03/2014 04:09 AM, Roger Quadros wrote:
> For PIN_OUTPUT_PULLUP and PIN_OUTPUT_PULLDOWN we must not set the
> PULL_DIS bit which disables the PULLs.
>
> PULL_ENA is a 0 and using it in an OR operation is a NOP, so don't
> use it in the PIN_OUTPUT_PULLUP/DOWN macros.
>
> Fixes: 23d9cec07c58 ("pinctrl: dra: dt-bindings: Fix pull enable/disable")
>
> Signed-off-by: Roger Quadros <[email protected]>
> ---
> include/dt-bindings/pinctrl/dra.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/include/dt-bindings/pinctrl/dra.h
> b/include/dt-bindings/pinctrl/dra.h
> index 3d33794..7448edf 100644
> --- a/include/dt-bindings/pinctrl/dra.h
> +++ b/include/dt-bindings/pinctrl/dra.h
> @@ -40,8 +40,8 @@
>
> /* Active pin states */
> #define PIN_OUTPUT (0 | PULL_DIS)
> -#define PIN_OUTPUT_PULLUP (PIN_OUTPUT | PULL_ENA | PULL_UP)
> -#define PIN_OUTPUT_PULLDOWN (PIN_OUTPUT | PULL_ENA)
> +#define PIN_OUTPUT_PULLUP (PULL_UP)
> +#define PIN_OUTPUT_PULLDOWN (0)
> #define PIN_INPUT (INPUT_EN | PULL_DIS)
> #define PIN_INPUT_SLEW (INPUT_EN | SLEWCONTROL)
> #define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP)
>
There might be additional updates needed to DRA7 pinctrl sequencing
requirements based on latest documentation:
http://www.ti.com/lit/ug/spruhz6/spruhz6.pdf#page=4004&zoom=auto,0,274.1
But, that has nothing to do with the bug that is currently being fixed
in this patch,.
So, for the record:
Acked-by: Nishanth Menon <[email protected]>
--
Regards,
Nishanth Menon
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
