Having CHDKPTP on a headless mini board to get your photo taken under software control has many advantages.
For the momenr not much info is available, unless you add it yourself. So maybe a good place to visit is the *CHDKPTP on BeagleBone Black page.
Much more info should be available there and should almost be the same as for ODroidXU
Platform
Links
Links related to getting it to work would be here if there were any.