** Information type changed from Proprietary to Public
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Bionic)
Importance: Undecided => High
** Changed in: linux (Ubuntu Bionic)
Status: New => In Progress
** Changed in: linux (Ubuntu Bionic)
Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo)
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https://bugs.launchpad.net/bugs/1757346
Title:
[18.04] [bug] CFL-S(CNP)/CNL GPIO testing failed
Status in intel:
New
Status in linux package in Ubuntu:
Fix Committed
Status in linux source package in Bionic:
Fix Committed
Bug description:
[Impact]
User won't be able to use GPIO if the driver is not built-in.
[Test Case]
It has been tested that GPIO will work when the driver is built-in.
[Regression Potential]
Only systems with those ACPI devices should be potentially affected.
Description:
Platform information:
Label: CFLH01
Processor:Intel(R) Core(TM) i7-8850H CPU @ 2.60GHz, U0 stepping,
6Cores/12Threads, GT2(0x3E9B)
Core:6+2
PCH:CNL PCH-H, QM370, B0 Steppins
BIOS:CNLSFWR1.R00.X118.B07.1801040709
Label: CFLS02
Processor:Genuine Intel(R) CPU 0000 @ 3.60GHz, 6cores, GT2, U0 stepping
PCH:CNL PCH-H, Q370
BIOS:CNLSFWR1.R00.X104.B09.1710050244
OS: Ubuntu 18.04
Kernel: 4.15.0-10-generic
Details:
The gpio fail, the content of file 'value' would not be changed to the value
I had written.
Solution:
enable config of GPIO in configuration file.
CONFIG_PINCTRL_CANNONLAKE=y
LP#1751714
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