[U-Boot] mt7623 bootup example

[Ryder Lee]

On Sun, 2018-11-04 at 11:38 +0100, Frank Wunderlich wrote:
> Just to be clear...i tested v2 patches on rc1 (https://github.com/frank-w/u-boot/tree/bpi-r2_v2) they working well.
> 
> v3 have additional depencies (swig,python-dev same on rc1&rc3) and bootargs seems not to be passed to kernel (rc1=bpi-r2_v3_old and rc3 = bpi-r2_v3)

That's because I remove 'gd->bd->bi_boot_params' in v3, but it seems you
use legacy method (ATAGs) to pass parameters. I will add it back.

> > Gesendet: Samstag, 03. November 2018 um 09:46 Uhr
> > Von: "Frank Wunderlich" <frank-w at public-files.de>
> > An: sjg at chromium.org, "Ryder Lee" <ryder.lee at mediatek.com>
> > Cc: u-boot at lists.denx.de
> > Betreff: [U-Boot] mt7623 bootup example
> >
> > Hi Simon, hi Ryder,
> >  
> > i tried Patches so far, they are working well
> >  
> > https://patchwork.ozlabs.org/patch/992398/
> >  
> > here my github-repo with steps to build:
> >  
> > https://github.com/frank-w/u-boot
> >  
> > there is a build.sh, which compiles uboot the common way with some additions like bootmenu and full environment to load a kernel on BPI-R2
> >  
> > here are instructions how to prepare SD-Card for boot-up:
> >  
> > https://www.fw-web.de/dokuwiki/doku.php?id=en:bpi-r2:storage#extended_boot-headers
> >  
> > as you see you need 3 Headers on SD-Card (SDMMC_BOOT, BRLYT, Preloader) and the uboot.bin for SD-Card. on emmc imho preloader in boot0-block and uboot on main-Partition is enough for uboot to boot
> >  
> > Source: https://www.fw-web.de/dokuwiki/doku.php?id=en:bpi-r2:uboot#update_uboot
> >  
> > btw. @ryder.lee you have a small typo in the readme:
> > Boorom => Bootrom (2 times)

Thanks for catching that.

> > maybe you can add Infos above from my wiki. Btw. how far is the ethernet-driver? then i can replace my 2014-uboot ;)
> >  

OK.

Thanks
Ryder