diff --git a/arch/arm64/boot/dts/rockchip/rk3588.dtsi b/arch/arm64/boot/dts/rockchip/rk3588.dtsi
index c3bdd738b494..eed99fd45881 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588.dtsi
@@ -361,7 +361,7 @@
 
 	hdmi1: hdmi@fdea0000 {
 		compatible = "rockchip,rk3588-dw-hdmi";
-		reg = <0x0 0xfdea0000 0x0 0x20000>;
+		reg = <0x0 0xfdea0000 0x0 0x10000>, <0x0 0xfdeb0000 0x0 0x10000>;
 		interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
index 3719b14d287e..5c5a52a5523e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
@@ -4983,7 +4983,7 @@
 
 	hdmi0: hdmi@fde80000 {
 		compatible = "rockchip,rk3588-dw-hdmi";
-		reg = <0x0 0xfde80000 0x0 0x20000>;
+		reg = <0x0 0xfde80000 0x0 0x10000>, <0x0 0xfde90000 0x0 0x10000>;
 		interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>,