Boot failure on i.MX6 boards due to commit 5e3ca2b349b1 ("regulator: Try to resolve regulators supplies on registration")

Thu Mar 31 03:30:11 PDT 2016

[adding Jon Hunter to cc list]

Hello Lothar,

On Thu, Mar 31, 2016 at 6:21 AM, Lothar Waßmann <LW at karo-electronics.de> wrote:
> Hi,
>
> booting a TX6 module (i.MX6Q or i.MX6DL) fails with current linux-next.
> Bisecting revealed the culprit to be commit:
> 5e3ca2b349b1 (""regulator: Try to resolve regulators supplies on registration)
>
> Reverting this commit on top of next-20163031 makes the board functional again.
>

Yes, the patch introduced a deadlock on platforms that do legacy
(non-DT) regulators lookup.

Could you please try Jon's patch?

https://lkml.org/lkml/2016/3/30/475

Best regards,
Javier