nspire: support for otg but breaks USB host on CX models
defconfig for otg
nspire: added nop transceiver driver to hide messages about middssg PHYss
nspire: enable bus access to everything on boot
nspire: cleaned up some USB init stuff
nspire: support ON key
nspire: defconfig add nop transciever
nspire: rtc support
Merge with OTG for debugging goodness
nspire: fix rtc bug where time is always read as zero when alarm is not on
nspire: add rtc to defconfig
nspire: add devtmpfs to kernel config for better device management