* Get USB working (it isn't good at writing support though)
* Clean up NAND & SD a bit
* Other comments/fixes
Ingenic Jz4740/MIPS:
* Split MMU from system
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19815 a1c6a512-1295-4272-9138-f99709370657
* Overall cleanup (still needs work)
* Add preliminary USB support
* Add power off support
* Add preliminary MMU handling
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18348 a1c6a512-1295-4272-9138-f99709370657