linux-phytec-ti

arm64: dts: Add X-Gene reboot driver dts node

This patch add dts nodes for X-Gene platforms to use
generic SYSCON regmap reset driver for its reset operation.

[dhdang: changelog]
Signed-off-by: Feng Kan <fkan@apm.com>
Signed-off-by: Duc Dang <dhdang@apm.com>