Thread (4 messages) 4 messages, 3 authors, 2016-06-07

[PATCH v2] ARM: dts: sunxi: Add a startup delay for fixed regulator enabled phys

From: Maxime Ripard <hidden>
Date: 2016-06-07 21:26:27
Also in: linux-devicetree, stable

On Sat, Jun 04, 2016 at 12:58:39PM +0200, Hans de Goede wrote:
It seems that recent kernels have a shorter timeout when scanning for
ethernet phys causing us to hit a timeout on boards where the phy's
regulator gets enabled just before scanning, which leads to non working
ethernet.

A 10ms startup delay seems to be enough to fix it, this commit adds a
20ms startup delay just to be safe.

This has been tested on a sun4i-a10-a1000 and sun5i-a10s-wobo-i5 board,
both of which have non-working ethernet on recent kernels without this
fix.

Cc: stable at vger.kernel.org
Signed-off-by: Hans de Goede <redacted>
Applied, thanks!

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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