ioc: initial addition, Boundary Devices board

ioc: only pwm1 for all backlights
ioc: prefer hannstar7 over lg1280x800
ioc: add IMX_VD38_AUO_B101EW05
ioc.h: CONFIG_IPUV3_CLK 264000000
ioc: add CONFIG_CMD_GPIO
ioc: explicit fbp_detect_i2c
ioc: add wlmac
ioc: verify port in board_ehci_hcd_init
ioc: use boundary.h
ioc: setup rgb_gpio_pads in board_early_init_f
ioc: add CONFIG_SPI_FLASH_SPANSION
ioc: ioc_defconfig add CONFIG_BLOCK_CACHE
ioc: use common code for eth init
ioc: eth.c now in common directory
ioc: move misc_init_r/do_kbd to common
ioc: move mmc_init/ dram_init/ overwrite_console/ common_board_init/ splash_screen_prepare/ board_cfb_skip to common
ioc: use common 1066mhz_4x128mx16.cfg
ioc: add  CONFIG_SPI_FLASH_GIGADEVICE: to defconfigs
ioc: use common ddr script
ioc: port to v2018.07

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

ioc: update to v2017.01
ioc: update to v2017.03

Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>