[U-Boot] [PATCH] generic_board: Call "checkboard" even though the root node has a "model" property

Simon Glass sjg at chromium.org
Thu Jul 30 16:53:36 CEST 2015


Hi,

On 30 July 2015 at 04:55, Masahiro Yamada <yamada.masahiro at socionext.com> wrote:
>
> 2015-07-30 19:51 GMT+09:00 Bin Meng <bmeng.cn at gmail.com>:
> > On Thu, Jul 30, 2015 at 6:47 PM, Masahiro Yamada
> > <yamada.masahiro at socionext.com> wrote:
> >> 2015-07-30 19:42 GMT+09:00 Bin Meng <bmeng.cn at gmail.com>:
> >>> Hi Haikun, Simon,
> >>>
> >>> On Fri, Jul 10, 2015 at 11:50 AM, Wang Haikun <Haikun.Wang at freescale.com> wrote:
> >>>> On 7/10/2015 6:06 AM, Simon Glass wrote:
> >>>>> Hi,
> >>>>>
> >>>>> On 9 July 2015 at 05:58, Haikun Wang <haikun.wang at freescale.com> wrote:
> >>>>>> Showing both:
> >>>>>> Model: Freescale Layerscape 2085a QDS Board
> >>>>>> Board: LS2085E-QDS, Board Arch: V1, Board version: B, boot from vBank: 4
> >>>>>
> >>>>> This looks like duplication (at least the first part).
> >>>>>
> >>>>> Anyway I don't see any problem with this change.
> >>>> Hi Simon,
> >>>>
> >>>> The "model" information is hard-coded.
> >>>> Sometimes we need print run-time information of the board.
> >>>>
> >>>> We just want to print the version information and they are stored in the
> >>>> on-board FPGA registers on LS2085AQDS.
> >>>>
> >>>> Best regards,
> >>>> Wang Haikun
> >>>>>
> >>>>> Reviewed-by: Simon Glass <sjg at chromium.org>
> >>>
> >>> With rebase on u-boot/master, I now see board booting like this:
> >>>
> >>> Model: Intel Bayley Bay
> >>> Board: Unknown
> >>>
> >>> This looks a little bit odd (an unkown board?) to me. Does this mean
> >>> we need implement our own checkboard() for every board we support?
> >>>
> >>
> >>
> >> Absolutely, no.
> >>
> >> I do not want to implement checkboard() for my boards that
> >> have model names in DTS.
> >>
> >
> > Then can we make this __weak checkboard() print nothing instead?
>
> Sounds good to me.
>
>
>
>
>
> > Showing "Board: Unknown" makes me think something went wrong at first
> > glance.
>

I missed this impact of the patch. Yes that sounds good - Bin are you
going to do a new patch?

Regards,
Simon


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