avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/configs/zynq_microzed_defconfig

@@ -0,0 +1,48 @@
+CONFIG_ARM=y
+CONFIG_SYS_CONFIG_NAME="zynq_microzed"
+CONFIG_ARCH_ZYNQ=y
+CONFIG_DEFAULT_DEVICE_TREE="zynq-microzed"
+CONFIG_SPL=y
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_BOOTDELAY=3
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="Zynq> "
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_DFU=y
+CONFIG_CMD_GPIO=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_ZYNQ_SDHCI=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_ZYNQ_GEM=y
+CONFIG_ZYNQ_QSPI=y
+CONFIG_USB=y
+CONFIG_USB_ULPI_VIEWPORT=y
+CONFIG_USB_ULPI=y
+CONFIG_USB_GADGET=y
+CONFIG_CI_UDC=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_G_DNL_MANUFACTURER="Xilinx"
+CONFIG_G_DNL_VENDOR_NUM=0x03FD
+CONFIG_G_DNL_PRODUCT_NUM=0x0300