Re: [PATCH] ARM: omap3: beagleboard-xm: dt: Add ethernet to the device tree

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* Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> [161201 13:37]:
> Hi Tony,
> 
> On Thursday 01 Dec 2016 13:12:34 Tony Lindgren wrote:
> > * Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> [161130 09:58]:
> > > The Beagleboard-xM has a LAN9514 USB hub and ethernet controller,
> > > connected to port 2 of the OMAP EHCI controller. The board however has
> > > no EEPROM to store the ethernet MAC address, which is programmed by the
> > > boot loader.
> > > 
> > > To allow Linux to use the same MAC address as the boot loader (or for
> > > that matter any fixed MAC address), we need a node in the device tree
> > > for the ethernet controller that the boot loader can update at runtime
> > > with a local-mac-address property. Add it, along with an alias for the
> > > ethernet controller to let the boot loader locate it easily.
> > 
> > Does not seem to work here.. Do I need to set something in u-boot?
> > I'm using U-Boot 2016.09-00004-g26bb688.
> 
> Some versions (possibly forked by vendors) might set the MAC address
> automatically in DT, but in my case I have the following in my boot script:
> 
> tftp 0x80800000 beagle/omap3-beagle-xm.dtb
> fdt addr ${fileaddr} ${filesize}
> fdt resize
> fdt set /ocp@68000000/usbhshost@48064000/ehci@48064800/usb2@2/usbether@1 local-mac-address "[7a d2 a0 00 d1 f0]"

OK. I just added setenv ethaddr ${usbethaddr} to my bootcmd..

Tony
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