[yocto] Support UBI u-boot

[JH]

On 2/6/20, JH <jupiter.hce at gmail.com> wrote:
> I think I need to add an appended recipes-bsp to my layer just like I
> added the recipes-kernel to my layer to overwrite kernel defconfig, I
> need to overwrite u-boot defconfig.
>
> In kernel, to overwrite defconfig, I run bitbake -c menuconfig
> virtual/kernel, how can I generate u-boot defconfig, to run bitbake -c
> menuconfig u-boot?

Hmm, more complicated than I thought, it does not have defconfig in
u-boot like kernel does, how do you overwrite u-boot config in Yocto?