[OpenWrt-Devel] Broken GPIO on MT7620 after commit 34ca34b32b02

Rosen Penev rosenp at gmail.com
Tue May 22 16:33:38 EDT 2018

On Tue, May 22, 2018 at 7:45 AM, Kristian Evensen
<kristian.evensen at gmail.com> wrote:
> Hi,
> On Tue, May 22, 2018 at 4:33 PM, John Crispin <john at phrozen.org> wrote:
>> what exactly is the issue ? breaking compat means that rosen either needs to
>> fix the regression or we need to revert the patch.
> The issue I saw is that writing to GPIO has no effect. On my device
> (mt7620-based), I can control the power to the two mini-pcie slots by
> writing to /sys/class/gpio/power_pcie{1,2}/value. After the commit
> "ramips: mmc: Sync with
> staging driver", writing to these two files have no effect. I.e., I
> can no longer control the power.
Looks like it's this commit:

Please try reverting. Unfortunately I don't have mt7620 hardware so I
can't test. Based on the comment, the issue should be fixed elsewhere.
> I see I used the wrong has in my original email, the correct sha of
> the commit is fec205f6544a.
> BR,
> Kristian

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