Re: [PATCH] ARM: dts: sun8i: sun8i-a83t-bananapi-m3: enhance vcc-pd to 3.3v
From: Maxime Ripard
Date: Wed Jul 11 2018 - 04:24:38 EST
On Mon, Jul 09, 2018 at 07:51:54PM +0000, Corentin Labbe wrote:
> Since commit d7c5f6863550 ("ARM: dts: sun8i: a83t: bananapi-m3: Add AXP813 regulator nodes")
> my BPIM3 no longer works at gigabit speed.
>
> With the default setting, dldo3 is regulated at 2.9v which seems
> sufficient for the PHy but d7c5f6863550 drop it to 2.5 which is insufficient.
> Note that this behaviour is random for all BPIM3 (some works with 2.5, some not)
>
> Finnaly, someone from bananapi confirmed that this regulator must be set to 3.3
>
> Fixes: d7c5f6863550 ("ARM: dts: sun8i: a83t: bananapi-m3: Add AXP813 regulator nodes")
> Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
Applied, thanks!
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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