FogBugz #180220: Ensure license header on all handoff files

This patch is to ensure all handoff files have the license
header even they are generated by tools. At same time,
removed handoff file timstamp_config.h as its unused.

Signed-off-by: Chin Liang See <clsee@altera.com>
FogBugz #180220: Preloader load bootloader from FAT by default

To change the default switch where Preloader will load bootloader
image (U-Boot) from FAT partition instead of custom A2 partition.
User still can revert back to use A2 partition through handoff file
build.h by setting CONFIG_PRELOADER_FAT_SUPPORT to 0.

Signed-off-by: Chin Liang See <clsee@altera.com>
FogBugz #182047: Fix main_nand_sdmmc_clk clock configuration

To fix the Clock Manager driver which currently not configuring
the main_nand_sdmmc_clk as its not used. This patch will enable
user to have both NAND and SDMMC clock from different PLL sources.

Signed-off-by: Chin Liang See <clsee@altera.com>
FogBugz #182048: Fix sdram_applycfg_ocram function

To ensure the function always return 0 upon completion. This is
to avoid the user impression that the function is hitting error
due to non zero return. At same time, fix the code to enable
back the i-cache and branch predictor after applycfg is applied.

Signed-off-by: Chin Liang See <clsee@altera.com>
FogBugz #121124:Fix DW USB driver failing to run on board.

This change fixes PID toggling so that USB transaction works correctly,
updating the codes so that it conforms to the u-boot standard better, ie.
replacing dwc_write32 with __raw_write. Also replaces infinite loop with
time outs.

Signed-off-by: Tien Hock Loh <thloh@altera.com>