Re: [PATCH v1 0/5] pinctrl: intel: High impedance impl. and cleanups

Heiner Kallweit
2024-08-30T05:56:14Z

On 28.08.2024 22:00, Andy Shevchenko wrote:
> +Cc: Heiner
>
> On Wed, Aug 28, 2024 at 09:38:33PM +0300, Andy Shevchenko wrote:
>> We would need a high impedance implementation for a quirk, so here it
>> is. While doing this series I also noticed a couple of opportunities
>> to clean up, hence two more patches (1st and 5th).
>
> Sorry it took a while to actually start implementing the quirk for your case.
> Here I'm asking for the following things:
>
> 1) what is the marketing name of the device you have problems with?
> (I believe it's available on the free market, correct?);
>

Device is a dirt-cheap mini pc, marketed as Chatreey T9. It's available
on the free market, right. Dmesg says:
DMI: Default string Default string/Default string, BIOS ADLN.M6.SODIMM.ZB.CY.015 08/08/2023

> 2) does it have any BIOS updates and, if it has, does it fix the issue?
>
No BIOS updates.

> 3) can you apply patches 2,3,4,5 from this series (the first one is buggy and
> not needed for you) and replace the hack I mentioned earlier with
>
> ret = intel_gpio_set_high_impedance(pctrl, 3);
> if (ret)
> return ret;
>
> somewhere at the end of intel_pinctrl_probe()?
>
> Does it still work as expected?
>
>
I will check.