move boards to arch/<architecure>/boards ...

this will allow each arch to handle the boards more simply and depending on
there need

the env var BOARD will refer to the current board dirent

for sandbox as we have only one board the board dirent is arch/sandbox/board

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

omap: remove unused defines and corresponding kconfig options ...

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arm: introduce CPU CONFIG from linux ...

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arm/kconfig: inverse the board selection ...

instead of select first the board which will select the arch, now
first choice the arch to filter the possible boards

as it's already done for omap

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

OMAP: Add GPMC NAND support ...

This patch adds support for a generic GPMC driver
also a GPMC controller driver to allow platforms
to add NAND devices generically.

Signed-off-by: Nishanth Menon <x0nishan@ti.com>

Remove duplicate OMAP3_CLOCK_CONFIG introduced by commit ID 5e4390fe ...

Signed-off-by: Raghavendra KH <r-khandenahally@ti.com>

015-OMAP-add-SDP3430 ...

[Patch 15/17] U-Boot-V2:ARM:OMAP3: Add support for SDP3430 support files

This patch introduces support for OMAP Boards common infrastructure.

Signed-off-by: Nishanth Menon<x0nishan@ti.com>

011-OMAP-add-silicon ...

[Patch 11/17] U-Boot-V2:ARM:OMAP3: Add support for OMAP3 Silicon files

This patch introduces support for OMAP3430 - provides for generic OMAP3 files.

Signed-off-by: Nishanth Menon<x0nishan@ti.com>