forked from rubenslte/android_kernel_samsung_msm8226
The MSM AHCI controller driver enables AHCI interface on Qualcomm SoC and plugs with Linux AHCI driver to provide platform specific services. Add documentation for msm ahci driver. Change-Id: I3d508e6f9c4f15506541df4000bd9372d516c098 Signed-off-by: Sujit Reddy Thumma <sthumma@codeaurora.org>