linux-phytec-ti

ARM: berlin: move BG2 clock node

With the introduction of the Berlin simple-mfd controller driver, all
drivers previously sharing the chip and system controller nodes now
have their own sub-node.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>