Re: i2c-designware: sound and s2ram broken on Broadwell-U system since commit ca382f5b38f367b6 (add i2c gpio recovery option)

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On Sun, Feb 18, 2018 at 11:41 AM, Dominik Brodowski
<linux@xxxxxxxxxxxxxxxxxxxx> wrote:
> On Sat, Feb 17, 2018 at 10:57:01PM +0200, Andy Shevchenko wrote:
>> On Sat, 2018-02-17 at 17:58 +0100, Dominik Brodowski wrote:

>> >  Do you still need the DEBUG_GPIO output?
>>
>> It would be nice to have, though if it makes difficulties to you, then
>> don't bother.
>
> Note that I have to enable CONFIG_GPIOLIB before I can enable DEBUG_GPIO;
> CONFIG_PINCTRL was off as well. Maybe some "SELECT" is missing for
> CONFIG_I2C_DESIGNWARE_BAYTRAIL ?

Ah, so, your configuration misses pin control driver. You need to
enable it in order to get GPIOs working.
It might fix your issue w/o my patch.

> The following output is with your patch applied.

...which is useless.

> Do you need it without
> your fixup patch as well?

Yes, and with enabled pin control driver.

-- 
With Best Regards,
Andy Shevchenko



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