[PATCH] ARM: dts: am57xx-beagle-x15: fix HDMI LS_OE GPIO

Tony Lindgren tony at atomide.com
Thu Sep 1 07:57:57 PDT 2016


* Nishanth Menon <nm at ti.com> [160901 07:15]:
> On 09/01/2016 09:12 AM, Robert Nelson wrote:
> > On Thu, Sep 1, 2016 at 9:09 AM, Nishanth Menon <nm at ti.com> wrote:
> > > On 09/01/2016 08:51 AM, Tomi Valkeinen wrote:
> > > > 
> > > > LS_OE GPIO was changed from gpio6_28 to gpio2_30 for the Rev B1 board,
> > > > and the current .dts file has the old GPIO.
> > > > 
> > > > Rev B1 is the earliest board supported, so we can just change the .dts.
> > > > 
> > > > This fixes "omapdss error: HDMI I2C Master Error" which causes failure
> > > > to read EDID from the monitor.
...
> > > I believe we have A2s being shipped as well. we dont want to break A2s
> > > either -> I propose we refactor the dts to introduce revb1 X15.
> > 
> > There are at-least 200 A2's that have been shipped to end users.
> > 
> > http://uk.rs-online.com/web/p/processor-microcontroller-development-kits/8874764/
> 
> 
> Thanks. Tomi: if you are ok - I already do have a refactoring code from
> older kernel. I will rebase to latest and repost.
> 
> Tony: is there a branch youd' like me to base the changes on?

Probably best to do it against current omapf-for-v4.9/dt as it has all
the skeleton.dtsi removal now applied.

Regards,

Tony



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