[RESEND v2 6/6] doc: board/qualcomm: Update RDP flashing instructions

[Varadarajan Narayanan]

On Fri, Dec 19, 2025 at 08:13:55PM +0530, Sumit Garg wrote:
> On Thu, Dec 18, 2025 at 11:45:57AM +0530, Varadarajan Narayanan wrote:
> > Update the flashing instructions to include fastboot.
> >
> > Signed-off-by: Varadarajan Narayanan <varadarajan.narayanan at oss.qualcomm.com>
> > ---
> >  doc/board/qualcomm/rdp.rst | 14 ++++++++++++++
> >  1 file changed, 14 insertions(+)
> >
> > diff --git a/doc/board/qualcomm/rdp.rst b/doc/board/qualcomm/rdp.rst
> > index 99cf8eba57c..97a64e4677c 100644
> > --- a/doc/board/qualcomm/rdp.rst
> > +++ b/doc/board/qualcomm/rdp.rst
> > @@ -42,6 +42,20 @@ on your device with::
> >
> >  U-Boot should be running after a reboot (``reset``).
> >
> > +This U-Boot doesn't have the n/w driver.
>
> Can you expand a bit on "n/w driver" a bit?

This board is capable of network connectivity over ethernet. However,
the relevant network driver is not available yet for U-Boot. Hence,
trying to enable fastboot to update firmware.

-Varada

> > To restore the original U-Boot or flash
> > +modified versions of the above built U-Boot, 'fastboot' can be used.
> > +
> > +  => setenv serial# ipq9574
> > +  => fastboot usb 0
> > +
> > +  C:\>.\fastboot.exe devices
> > +  ipq9574  fastboot
> > +
> > +  C:\>.\fastboot flash 0:APPSBL u-boot.mbn
> > +  Sending '0:APPSBL' (620 KB)                        OKAY [  0.042s]
> > +  Writing '0:APPSBL'                                 OKAY [  0.030s]
> > +  Finished. Total time: 0.342s
> > +
> >  .. WARNING
> >  	Boards with newer software versions would automatically go the emergency
> >  	download (EDL) mode if U-Boot is not functioning as expected. If its a
> > --
> > 2.34.1
> >