kunimitsu: fix kepler probing The patch was ported from commit: glados: fix kepler probing BUG=chrome-os-partner:44326 BRANCH=None TEST=Built and booted kunimitsu. lscpi shows the device on bus 2. Original-change-Id: I7fe4a707f9321b7bdec4b4be729c5d0dcce65f6e Originally-signed-off-by: Aaron Durbin <[email protected]> Originally-reviewed-on: https://chromium-review.googlesource.com/294810 Change-Id: I2fb620ebff5b477a1a457a354c65229ad1092cae Signed-off-by: Wenkai Du <[email protected]> Reviewed-on: https://chromium-review.googlesource.com/295164 Reviewed-by: Aaron Durbin <[email protected]>