phyBOARD phyCORE-AM335 Added support for TPS65910 PMIC with RTC

Signed-off-by: Trilokesh Rangam <lokesh.r@phytec.in>
phyBOARD phyCORE-AM335 Added support for AT24 EEPROM

Signed-off-by: Trilokesh Rangam <lokesh.r@phytec.in>