fix for tap tests

Change-Id: Ic79cfdaf420cbf15a1aba6e30c821f35b726d0da
clkconf: move clkconf from libgpio to it's own lib

Clock configuration will be needed by other/future subsystems such as i2c.
Extract the functionality from libgpio and put it into it's own library.

Change-Id: I6f6de0b3fb4d305ddfeac74123b78c983d1318dd
LLVM bitcode for almost the whole source tree

Change-Id: Ibc6f89de112e0649c3a3bfe49c2baa2ed0746212
arm:mmc driver refactor.

Generalize the usage of mmc_send_cmd function to allow
it to transfer data and remove direct invocations to
mmchs_send_cmd.

Change-Id: Iabb9a7d3f4ec57536407b369531ded2b8b649cce
arm timer fix

	. set 'done' once initialized so 32-bit read frc works,
	  thanks to keesj
	. make sure the software-implemented upper 32 bit of the 64-bit
	  "tsc" value works OK by adding an assert in one of its calls

Change-Id: I5ce24fea919f4610c6a86ac7ec9f04b1815620c2