Re: [PATCH V5 02/18] pinctrl: tegra: Add suspend and resume support

Dmitry Osipenko
2019-06-29T12:38:20Z

29.06.2019 2:00, Sowjanya Komatineni пишет:
>
> On 6/28/19 5:05 AM, Dmitry Osipenko wrote:
>> 28.06.2019 14:56, Dmitry Osipenko пишет:
>>> 28.06.2019 5:12, Sowjanya Komatineni пишет:
>>>> This patch adds support for Tegra pinctrl driver suspend and resume.
>>>>
>>>> During suspend, context of all pinctrl registers are stored and
>>>> on resume they are all restored to have all the pinmux and pad
>>>> configuration for normal operation.
>>>>
>>>> Acked-by: Thierry Reding <treding@nvidia.com>
>>>> Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
>>>> ---
>>>>   int tegra_pinctrl_probe(struct platform_device *pdev,
>>>>               const struct tegra_pinctrl_soc_data *soc_data);
>>>>   #endif
>>>> diff --git a/drivers/pinctrl/tegra/pinctrl-tegra210.c
>>>> b/drivers/pinctrl/tegra/pinctrl-tegra210.c
>>>> index 0b56ad5c9c1c..edd3f4606cdb 100644
>>>> --- a/drivers/pinctrl/tegra/pinctrl-tegra210.c
>>>> +++ b/drivers/pinctrl/tegra/pinctrl-tegra210.c
>>>> @@ -1571,6 +1571,7 @@ static struct platform_driver tegra210_pinctrl_driver = {
>>>>       .driver = {
>>>>           .name = "tegra210-pinctrl",
>>>>           .of_match_table = tegra210_pinctrl_of_match,
>>>> +        .pm = &tegra_pinctrl_pm,
>>>>       },
>>>>       .probe = tegra210_pinctrl_probe,
>>>>   };
>>>>
>>> Could you please address my comments in the next revision if there will be one?
>>>
>> Also, what about adding ".pm' for other Tegras? I'm sure Jon could test them for you.
>
> This series is for Tegra210 SC7 entry/exit along with clocks and pinctrl suspend
> resume needed for Tegra210 basic sc7 entry and exit.
>
> This includes pinctrl, pmc changes, clock-tegra210 driver changes all w.r.t Tegra210
> platforms specific.
>
> Suspend/resume support for other Tegras will be in separate patch series.

Okay, fair enough.