Bootloader reboot fix and ramhack

I saw you use old restart_reason which is incorrect for l9 models :)
Use my commit and it will fix it
https://github.com/Xerdox/lge-kernel-omap4/commit/cf27262008d424c087a64c51fbc97aed8b4ee582

You can also use ramhack which works good (thanks to artas)
https://github.com/Xerdox/lge-kernel-omap4/commit/3e684b656ec5a7fa20902a59506a94ad9a35f0da