Sync sun8i-r40 dts(i) files from Linux 5.1-rc2

Linux commit details about the sun8i-r40* sync:
"ARM: dts: sun8i: r40: bananapi-m2-ultra: Add Bluetooth device node"
(sha1: 1e5f1db4ccd8348a21da55bff82f4263000879ef)

Linux commit details about the sun8i-v40* sync:
"ARM: dts: sunxi: Fix I2C bus warnings"
(sha1: 0729b4af5753b65aa031f58c435da53dbbf56d19)

Cc: Pablo Sebastián Greco <pgreco@centosproject.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>