arm64: dts: imx8mn: Add CPU thermal zone support

i.MX8MN shares same thermal sensor with i.MX8MM, add thermal zone
support for i.MX8MN.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
1 file changed