[meta-ti] OMAP5: Booting build output

[Denys Dmytriyenko]

On Thu, Mar 28, 2013 at 09:56:12PM +0000, Maupin, Chase wrote:
> 
> > -----Original Message-----
> > From: Ian Wisbon [mailto:ian.wisbon at timesys.com]
> > Sent: Thursday, March 28, 2013 4:50 PM
> > To: Maupin, Chase
> > Cc: meta-ti at yoctoproject.org
> > Subject: Re: [meta-ti] OMAP5: Booting build output
> > 
> > Chase,
> > 
> > I've got a 4-port USB serial adapter connected to my host, so, it
> > enumerates as ttyUSB5 on my host.
> > 
> > I'm connecting to the micro-USB port labeled DEBUG USB, and the
> > LED
> > indicating debug power is lit, screen /dev/ttyUSB5 115200
> 
> In the dmesg output you should see two ttyUSB devices enumerated when the 
> FTDI is detected.  The first is the serial console.  I'm not sure about your 
> setup but if you have a 4 port serial adapter I would expect those are 
> ttyUSB0 - ttyUSB3.  This would make the FTDI ttyUSB4.
> 
> The first thing we need is that you can see the serial console.  In some 
> ways I wish this was like the beaglebone where you would see CCCCC when no 
> SD card is loaded to know your serial connection was working :(
> 
> > Applying power, LEDs D1 and D2 light blue, but otherwise, nothing
> > lights; I don't see a link come up either on the eth port.
> 
> Ethernet won't work until later kernels.  I haven't tried the one Denys just 
> updated to yet but ethernet is supposed to work there.

But with that we are hearing reports the DSS is broken... :(

-- 
Denys


> > On Thu, 28 Mar 2013 17:42:26 -0400
> > "Maupin, Chase" <chase.maupin at ti.com> wrote:
> > 
> > > > -----Original Message-----
> > > > From: Ian Wisbon [mailto:ian.wisbon at timesys.com]
> > > > Sent: Thursday, March 28, 2013 4:35 PM
> > > > To: Maupin, Chase
> > > > Cc: meta-ti at yoctoproject.org
> > > > Subject: Re: [meta-ti] OMAP5: Booting build output
> > > >
> > > > Chase,
> > > >
> > > > Thanks - I have mine set to the same:
> > > >
> > > > off-on-off-on
> > > >
> > > > and still no luck booting. I also tried the reverse just in
> > case
> > > > I was
> > > > backwards/upside-down; despite the same SD card booting an
> > OMAP4
> > > > Panda,
> > > > and replacing with OMAP5 MLO and u-boot.img, I see nothing on
> > the
> > > > console whatsoever. Not even a junk character implying an
> > > > incorrect
> > > > baudrate, etc. The USBBOOT functionality seems to work, so I
> > > > don't
> > > > believe the board to be non-functional.
> > >
> > > Are you connected to ttyUSB0 or ttyUSB1?  For my board the
> > serial is
> > > ttyUSB0.
> > >
> > > >
> > > > I'll sit tight for a while and see what else is committed.
> > Thanks
> > > > for
> > > > your assistance!
> > > >
> > > >
> > > > > >
> > > > > > Does the SYSBOOT switch dictate whether the SD is used
> > for
> > > > > > booting? If
> > > > > > so, what is the correct setting? I've previously
> > attempted to
> > > > > > boot
> > > > > > using an SD card formatted as necessary for the OMAP4
> > Panda,
> > > > but
> > > > > > have
> > > > > > been unsuccessful - I assumed a similar FAT format would
> > be
> > > > > > required
> > > > > > for MLO/u-boot.img
> > > > >
> > > > > My sysboot switch is off on off on and I'm booting from SD.
> > > > >
> > > > > You can use the same SD format at omap4.  Just replace the
> > > > kerel and
> > > > > bootloader, add the boot.scr and dtb file.
> > 
> > Thanks,
> > 
> > 
> > --
> > ---
> > Ian Wisbon
> > Support Manager
> > Timesys Corporation
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