serial: msm_geni: Introduce serial driver for GENI based cores

Introduce a new serial driver that communicates with Qualcomm Technologies
Inc's GENI based UART core. Currently Software IO mode (FIFO mode) is
supported where transfers are done synchronously using watermark and
completion interrupts from the core.

Change-Id: I9b6d453488c68386353fdb4e5c152bb2abc012f2
Signed-off-by: Girish Mahadevan <girishm@codeaurora.org>
5 files changed