arch: arm64: dts: msm8996: Add CCI node

Add CCI controller node, which can be used to communicate with
camera sensors (I2C subset). MSM8996 CCI offers two masters,
i2c-bus@0 and i2c-bus@1.

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Link: https://lore.kernel.org/r/1587470425-13726-2-git-send-email-loic.poulain@linaro.org


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>