upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support

wdenk 6315349202 Patch by David Adair, 27 Oct 2004: ... Add missing 440GX SDRAM Controller reset		20 years ago
..
74xx_7xx	* Code cleanup, mostly for GCC-3.3.x	21 years ago
arm720t	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
arm920t	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
arm925t	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
arm926ejs	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
arm1136	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
at91rm9200	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
i386	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
ixp	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
lh7a40x	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
mcf52x2	Coldfire MCF5249 support added	21 years ago
microblaze	* Patch by Yasushi Shoji, 07 Apr 2004:	21 years ago
mips	Prepare for SoC rework of ARM code:	20 years ago
mpc5xx	* Patches by Reinhard Meyer, 14 Feb 2004:	21 years ago
mpc5xxx	* Patch by David Brownell, 10 Mar 2005:	20 years ago
mpc8xx	* Code cleanup, mostly for GCC-3.3.x	21 years ago
mpc85xx	Patches by Martin Krause, 22 Mar 2005:	20 years ago
mpc824x	* Patch by Gleb Natapov, 07 Sep 2004:	21 years ago
mpc8220	* Code cleanup, mostly for GCC-3.3.x	21 years ago
mpc8260	* Patch by Gridish Shlomi, 30 Aug 2004:	21 years ago
nios	Patch by Scott McNutt, 25 Apr 2004:	21 years ago
nios2	* Patch by Scott McNutt, 21 Oct 2004:	20 years ago
ppc4xx	Patch by David Adair, 27 Oct 2004:	20 years ago
pxa	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
s3c44b0	Patch by Steven Scholz, 25 Oct 2004:	20 years ago
sa1100	Patch by Steven Scholz, 25 Oct 2004:	20 years ago