[PATCH 3/4] pinctrl: remove slew-rate parameter from tz1090
James Hogan
james.hogan at imgtec.com
Tue Jun 25 23:27:17 EST 2013
On 25/06/13 14:21, Heiko Stübner wrote:
> Am Dienstag, 25. Juni 2013, 15:05:05 schrieb James Hogan:
>> Hi Heiko,
>>
>> On 25/06/13 13:56, Heiko Stübner wrote:
>>> As the binding for slew-rate is under discussion and seems to need
>>> more tought it will get removed for now, so it doesn't get an offical
>>
>> s/tought/thought/
>> s/offical/official/
>>
>>> release.
>>>
>>> Therefore remove it again from the only current user, tz1090.
>>>
>>> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
>>> ---
>>
>> <snip>
>>
>>> diff --git a/drivers/pinctrl/pinctrl-tz1090-pdc.c
>>> b/drivers/pinctrl/pinctrl-tz1090-pdc.c index 12e4808..d4f12cc 100644
>>> --- a/drivers/pinctrl/pinctrl-tz1090-pdc.c
>>> +++ b/drivers/pinctrl/pinctrl-tz1090-pdc.c
>>> @@ -809,11 +809,6 @@ static int tz1090_pdc_pinconf_group_reg(struct
>>> pinctrl_dev *pctldev,
>>>
>>> *width = 1;
>>> *map = tz1090_pdc_boolean_map;
>>> break;
>>>
>>> - case PIN_CONFIG_SLEW_RATE:
>>> - *shift = REG_GPIO_CONTROL2_PDC_SR_S;
>>> - *width = 1;
>>> - *map = tz1090_pdc_boolean_map;
>>> - break;
>>>
>>> case PIN_CONFIG_DRIVE_STRENGTH:
>>> *shift = REG_GPIO_CONTROL2_PDC_DR_S;
>>> *width = 2;
>>>
>>> diff --git a/drivers/pinctrl/pinctrl-tz1090.c
>>> b/drivers/pinctrl/pinctrl-tz1090.c index 02ff3a2..4edae08 100644
>>> --- a/drivers/pinctrl/pinctrl-tz1090.c
>>> +++ b/drivers/pinctrl/pinctrl-tz1090.c
>>> @@ -1834,11 +1834,6 @@ static int tz1090_pinconf_group_reg(struct
>>> pinctrl_dev *pctldev,
>>>
>>> *width = 1;
>>> *map = tz1090_boolean_map;
>>> break;
>>>
>>> - case PIN_CONFIG_SLEW_RATE:
>>> - *reg = REG_PINCTRL_SR;
>>> - *width = 1;
>>> - *map = tz1090_boolean_map;
>>> - break;
>>>
>>> case PIN_CONFIG_DRIVE_STRENGTH:
>>> *reg = REG_PINCTRL_DR;
>>> *width = 2;
>>
>> I don't see the harm in keeping the handling of PIN_CONFIG_SLEW_RATE,
>> since PIN_CONFIG_SLEW_RATE is still present and you only seem to be
>> removing the device tree bindings (which is the only important bit from
>> the DT ABI point of view).
>
> I'm partial to this :-)
>
> My thoughts were that this code would never be reached when the parsing was
> removed and to not cause confusion to the driver when an acceptable binding
> was found for slew-rate.
>
> But it of course also doesn't hurt to stay in.
Okay, fair enough.
Acked-by: James Hogan <james.hogan at imgtec.com>
Cheers
James
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