This patch adds the i2c0 bus and attached devices to the MityDSP-L138
and MityARM-1808 davinci SoM.  Included is a TPS65023 voltage regulator
needed for power management and a small 24c02 EPROM that contains
factory configuration data.
Signed-off-by: NMichael Williamson <michael.williamson@criticallink.com>
Signed-off-by: NKevin Hilman <khilman@deeprootsystems.com>