Merge remote-tracking branch 'dev/msm-4.14-camx' into msm-4.14 12/13

UPSTREAM commit 'c4271fde'
* commit 'c4271fde':
  msm: camera: isp: Define csi2_rx_phy_num_mask for csid lite
  ARM: dts: msm: Add new sensor node for imx258

Change-Id: Iadcf0be76e3c611753326c40e1b0fb60dd077a10
Signed-off-by: Sridhar Gujje <sgujje@codeaurora.org>