Cross Reference: /external/u-boot/board/Seagate/nas220

`Name`	`Date`	`Size`
Up to higher level directory
`Kconfig`	22-Oct-2020	`140`
`kwbimage.cfg`	22-Oct-2020	`4.4K`
`MAINTAINERS`	22-Oct-2020	`151`
`Makefile`	22-Oct-2020	`128`
`nas220.c`	22-Oct-2020	`2.4K`