Boot Logo
From Rockchip open source Document
Overall
In android, there is a logo displayed after enter u-boot and last until the desktop start.
Unfortunately, we don't implement it for linux。
U-boot
First, you need enable video driver in u-boot and make it show console in screen.
WIP
Kernel
Please search CONFIG_LOGO.
Set logos_freed to false
http://elixir.free-electrons.com/linux/latest/source/drivers/video/logo/logo.c#L32
Log
Console log could be disabled by remove in kernel cmdline.
console=tty1
System
Please search plymouth.
