re-merge tsp (ttsp?) from SCH-I939D kernel
re-merge AK8963C sensor from SCH-I939D kernel.
it is seem AK8975 sensor driver is works OK for I939D
must use AK8963: accelerometer, magnetic sensor are OK, but vibration is failed
merge CONFIG_MACH_GC1 support from I939D kernel
fix moto tsp drv cannot work issue: [VIBRATOR]tspdrv: misc_register failed
sysfs: cannot create duplicate filename '/dev/char/10:1'
fix compile warning for s5p_ehci_remove
code refine: nothing really changed
merge CONFIG_SIM_DETECT, but is is not used in 939D
disable too many "serial_write", "wm8994-codec write" debug messages
merge from I939D kernel, which may cause some issue ? (I did not cause any issue)
use original I939D modem implementation (should more less issue.
currently, the old one (not I939D's) is also OK)
add CONFIG_DEBUG_SECTION_MISMATCH=y to show more compile warning/issue
add image version