[U-Boot] u-boot Boot issue about rk3188

[Heiko Stuebner]

Am Freitag, 22. September 2017, 08:50:49 CEST schrieb Andy Yan:
> Hi Heiko:
> 
> 
> On 2017年09月22日 08:24, Andy Yan wrote:
> > Hi Heiko:
> >
> >
> > On 2017年09月21日 22:55, Heiko Stübner wrote:
> >> Hi Andy,
> >>
> >> Am Donnerstag, 21. September 2017, 22:03:32 CEST schrieb Andy Yan:
> >>> Hi Heiko:
> >>> I try to boot the upstream u-boot-rockchip branch  on my rk3188 board
> >>> with(rock_defconfig)
> >>>
> >>> But I got this error:
> >>> early_init()
> >>> nit_and_scan() returned error -22
> >>> early_init() failed: -22
> >>> ERROR ### Please RESET the board ###
> >>>
> >>> the current commit head is: 782088d("rockchip: imply ADC and 
> >>> SARADC_ROCKCHIP
> >>> on supported SoCs") Do you ever meet something like this?
> >> that is very strange. When testing Philipp's branch, I was also 
> >> testing the
> >> commit you mention to see if anything broke since I last changed u-boot
> >> on my radxa rock. And the above commit started just fine, when starting
> >> from an sd-card.
> >>
> >> Not sure from which medium you're starting though. But from what I
> >> remember Pawel got nand working in his rk3066 series, but that is not
> >> yet merged.
> >
> >     I boot from emmc, I will go on hack on it.
> >>
> 
>      I finally can boot it with the rock_defconfig. But the way to 
> package the tpl spl u-boot a little different.
> 
>      cat ${DIR}/out/tpl/u-boot-tpl.bin > tplspl.bin
>      truncate -s 1020 tplspl.bin
>     sed -i "/^/{1s/^/RK31/}" tplspl.bin
>     cat ${DIR}/out/spl/u-boot-spl.bin > spl.bin
>     truncate -s %2048 spl.bin
>     cat spl.bin >> tplspl.bin
> 
>     Then the tplspl.bin + u-boot.bin should package by 
> boot_merger(tplsplb.in for FLashData, u-boot.bin for FlashBoot) from 
> rockchip downstream u-boot repo:
>     ./tools/boot_merger ./tools/rk_tools/RKBOOT/RK310BMINIALL.ini
> 
>     download to emmc by "upgrade_tool ul" command. According to our 
> bootrom code author, the rk31(maybe include rk30) bootrom has a 
> limitation that the idbblock
> couldn't accessed by upgrade_tool wl command.

I do have a script handling that [0]. At least for the sd-card variant
a simple "openssl rc4" works just as well as the legacy boot_merger :-)

Heiko

[0] https://github.com/mmind/u-boot-rockchip/commit/81458bde873d6cf588e082ccf556e818f46ad9df