Aspeed defconfig updates for 4.12

Add newly unstreamed drivers to the defconfigs for the Aspeed SoCs.
The defconfigs are reworked to be useful for development and testing
of OpenBMC on these systems.
ARM: configs: aspeed: Add new drivers

 - LPC Host Controller
 - Pulse Width Modulation and Tachometer
 - Analog to Digital converter

These three new drivers for the Aspeed SoCs will appear in 4.12. This
defconfig is based on next-20170406.

Signed-off-by: Joel Stanley <joel@jms.id.au>
2 files changed