arm64: dts: rockchip: Add rk3328 io-domain node

Add the core grf subnode for the io-domain controller.

Signed-off-by: David Wu <david.wu@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index db4b270..0fbce26 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -162,6 +162,11 @@
                #address-cells = <1>;
                #size-cells = <1>;
 
+               io_domains: io-domains {
+                       compatible = "rockchip,rk3328-io-voltage-domain";
+                       status = "disabled";
+               };
+
                power: power-controller {
                        compatible = "rockchip,rk3328-power-controller";
                        #power-domain-cells = <1>;