neol: move misc_init_r/do_kbd to common

neol: eth.c now in common directory
neol: initialize GP_5V_DLP_EN low
neol: move mmc_init/ dram_init/ overwrite_console/ common_board_init/ splash_screen_prepare/ board_cfb_skip to common
Revert "neol: initialize GP_5V_DLP_EN low"
neol: use EIM_DA7 as GP_5V_DLP_EN
neol: use common 1066mhz_4x256mx16.cfg
neol: leave  GP_5V_DLP_EN high for early boards
neol: add  CONFIG_SPI_FLASH_GIGADEVICE: to defconfigs
neol: drive GP_5V_DLP_EN_REV0 high, don't rely on pull-up
neol: use common ddr script
neol: port to v2018.07

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>

neol: fix GP_5V_DLP_EN_REV0 definition

Signed-off-by: Stefan Becker <sbecker@neolitics.com>