arm64: dts: rockchip: add io-domain to roc-rk3328-cc

It is necessary for the io domain setting of the SoC to match the voltage
supplied by the regulators.

Signed-off-by: Levin Du <djw@t-chip.com.cn>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
1 file changed