Chrome Platform Updates Sent In For Linux 4.4
Upstreamed were various EC communication changes, including support for Google's Pixel 2015 device. There's also now support for building the Chrome platform code on ARM64/AArch64. Another change is support for reading/writing to the vboot (verified boot) context.
More details on these Chrome changes that were already pulled into Linux Git can be found via this pull request by Olof Johansson.