board-latona: don't initialize all the serial ports available

Revert also ecad852 ("mach: serial: fix issues with bluetooth wake on latona")
OMAPDSS: DSS2: add early suspend support
mach: omap2: don't reprogram the SDRC timing parameters

Use the parameters set by the bootloader as in latona 2.6.35.
mach: pm: simplify minimum dsp frequency sysfs control
mach: pm: allow to change OPP voltage if SR is disabled

Requires 6695dbb ("SmartReflex: allow to selectively disable SR calibrations")

volt_calibrated is used instead of volt_nominal if it's nonzero.
latona defconfigs: enable CONFIG_LOCALVERSION_AUTO
defconfigs latona: enable keychord driver

This is required to trigger services through keycodes.
drivers: phone_svn: pick changes from t1 kernel