Messages in this thread |  | | From | Andy Shevchenko <> | Date | Sun, 18 Feb 2018 16:23:41 +0200 | Subject | 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@dominikbrodowski.net> 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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