msm: camera: Add support for io block

Add support for io operations layer, this layer
abstracts all the I2C and SPI common operations for
camera sensor and its associated modules.

CRs-Fixed: 2015567
Change-Id: Id30f4151b1d4e86ead187699ce694d243406f655
Signed-off-by: Viswanadha Raju Thotakura <viswanad@codeaurora.org>
6 files changed