17 Jan
2020
17 Jan
'20
10:38 a.m.
Hi,
Looking at harcuvar board and denverton_ns SoC sources it looks like the GPIO controller is not defined in ACPI. It may be causing the probe to fail for pinctrl in Linux. There is simply no GPIO ASL code for denverton_ns. For example refer to soc/intel/skylake/acpi/gpio.asl.
Regards,
--
Michał Żygowski
Firmware Engineer
http://3mdeb.com | @3mdeb_com
On 15.01.2020 15:13, cooljason0404@gmail.com wrote:
> Hi,
>
> Linux kernel- 4.14. confing debug gpio and pinctrl-denverton, pinctrl-intel.
> Coreboot-4.10 using denverton and harcuvar.
> However, linux kernel not dectect gpio and pinctrl.
> Thanks.
> Jason
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