On Thu, Dec 13, 2012 at 11:26:42AM +0100, Maxime Ripard wrote: > Hi, > > The CFA-10036 is actually a module that can be plugged in an expansion board. > > For now, there is only two of these expansion boards, the CFA-10037 and the > CFA-10049, with different features, muxing and so on. > > So, at boot time, the cfa-10036 has to be aware that it runs on an expansion > board and if so, which expansion board it is currently plugged in, so that it > can load the right device tree. > > This is done thanks to an eeprom found at the same address on the same bus on > the expansion boards, that holds the expansion board id, so we can know all of > this. > > This patchset does exactly that. It first adds support for the AT24, and then > the needed bits to retrieve the board variants from the eeprom if any and load > the right DTB. > > Thanks, > Maxime > > Changes from v2: > - Changed the environment variable name and change it to a global variable > > Maxime Ripard (3): > ARM: cfa10036: Add the AT24HC02 I2C EEPROM > ARM: cfa10036: Retrieve the board variant from the AT24 > ARM: cfa10036: Use the board variant to load a different device tree Applied, thanks Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
