1.Support uart, gmac on 2G, PS2, usb-ohci,
Sata, Vga, rtc and Pci net card devices.
2.The function of gmac on 2G needs modification
about PCB board.
3.The function of Sata needs modification
about Sata clock chip.
4.The series of 2G1A board include:
2G3+1A+DDR2, 2G5+1A+DDR2, 2G5+1A+DDR3.
The last one, PS2 is on 2G, the others are on 1A.
5.Modify Targets/Bonito2g1a/conf/Bonito.2g1a
Modify Targets/Bonito2g5ddr2_1a/conf/Bonito.2g5ddr2_1a
Modify pmon/dev/kbd.c and pmon/dev/kbd.h because of
the PS2 difference.
Target: LS2G5 + 1A + DDR3
Change-Id: I66f1e78e5672dd706331746c64c4db45371dfc00