riscv: dts: jh7110: add power management unit controller node

JH7110 has a power management unit controller node. Add this node.

This device is used by OpenSBI during board reset/shutdown.

Signed-off-by: Nam Cao <namcao@linutronix.de>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
1 file changed