From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Robinson <pbrobinson@gmail.com>
Date: Tue, 21 Apr 2020 00:01:19 +0100
Subject: Support for Pinebook Pro v2
In-Reply-To: <871rohydqf.fsf@ponder>
References: <20200420192736.962307-1-pbrobinson@gmail.com>
 <871rohydqf.fsf@ponder>
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To: u-boot@lists.denx.de

On Mon, Apr 20, 2020 at 11:49 PM Vagrant Cascadian <vagrant@debian.org> wrote:
>
> On 2020-04-20, Peter Robinson wrote:
> > It took a little longer than I planned, took me a little bit to get it
> > working with the upstream device tree that landed in 5.7-rc1 but it's
> > there now.
> >
> > Tested with Fedora 32.
>
> I was unable to build applied against 2020.04 on Debian or GNU Guix,
> ending with essentially the same error:
>
> ld.bfd: drivers/built-in.o: in function `rk_edp_probe':
> /<<PKGBUILDDIR>>/drivers/video/rockchip/rk_edp.c:1059: undefined
> reference to `rk_setreg'
> ld.bfd: /<<PKGBUILDDIR>>/drivers/video/rockchip/rk_edp.c:1062: undefined
> reference to `rk_setreg'
> Segmentation fault
>
> Does this depend on patches added to mainline since v2020.04?

You'll need this one that I sent earlier today:
https://lists.denx.de/pipermail/u-boot/2020-April/407652.html
http://patchwork.ozlabs.org/project/uboot/patch/20200420181825.935797-1-pbrobinson at gmail.com/