[PATCH] arm: dts: fix rk3066a based boards vdd_log voltage initialization

Doug Anderson dianders at chromium.org
Mon Sep 19 10:52:51 PDT 2016


On Mon, Sep 19, 2016 at 10:48 AM, Boris Brezillon
<boris.brezillon at free-electrons.com> wrote:
> The PWM chip has always claimed the pins and muxed them to the PWM IP.
> So, this means it's broken from the beginning, and my patch is only
> uncovering the problem (unless the pins stay configured as input until
> the PWM is enabled, which I'm not sure is the case).

Such a solution is achievable with the pinctrl APIs pretty easily.
You might not be able to use the automatic "init" state but you can do
something similar and switch to an "active" state once the PWM is
actually turned on the first time.


More information about the Linux-rockchip mailing list