[PATCH] arm: dts: fix rk3066a based boards vdd_log voltage initialization
Mark Brown
broonie at kernel.org
Thu Sep 22 12:26:02 PDT 2016
On Thu, Sep 22, 2016 at 08:13:01PM +0200, Boris Brezillon wrote:
> So, there are 2 different problems here:
> 1/ the board no longer boots because of commit 87248991a1de and a
> missing entry in the voltage table
> 2/ claiming the PWM pins at probe time can cause glitches
> I'm currently trying to solve #1, but most of the discussion in this
> thread was about addressing #2.
Well, if you actually want the entry in the voltage table then adding it
does seem the most sensible fix.
> > That was a very
> > long e-mail so I might be missing something but the obvious thing seems
> > to be to force a state since we'll be doing that when we enable anyway.
> Hm, okay, but which state should we choose? The first entry in the
> voltage-table?
That's why we don't do this currently. Probably the closest one if we
can work out what it was trying to achieve.
> > Or just not have the voltage table and use it as a continuous regulator.
> Yes, but that means patching the DT, which means breaking the DT compat.
It sounds like you want to fix the DT anyway though?
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 473 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-rockchip/attachments/20160922/adb328ef/attachment.sig>
More information about the Linux-rockchip
mailing list