Various Chrome OS Hardware Support Improvements Make It Into Linux 5.3 Mainline
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Some of the Chrome platform changes for Linux 5.3 include adding a new ChromeOS ISHTP transport protocol for communicating with the Intel Sensor Hub (ISH), a lid angle sensor driver for being able to determine the Chromebook's lid angle on newer devices, fixes to their light-bar driver, the Wilco embedded controller now has event handling support and new sysfs attributes, and various other enhancements.
The Chrome OS EC MFD driver also has a number of new APIs now exposed ranging from the touchpad and fingerprint sensor to an updated light-bar API and other additions.
The complete list of Chrome platform changes for Linux 5.3 can be found via this pull request.
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