diff --git a/arch/arm/boot/dts/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi index e498c362b9e7..f50481fd8e5c 100644 --- a/arch/arm/boot/dts/rk3066a.dtsi +++ b/arch/arm/boot/dts/rk3066a.dtsi @@ -687,6 +687,7 @@ }; &uart0 { + compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac1_s 0>, <&dmac1_s 1>; dma-names = "tx", "rx"; pinctrl-names = "default"; @@ -694,6 +695,7 @@ }; &uart1 { + compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac1_s 2>, <&dmac1_s 3>; dma-names = "tx", "rx"; pinctrl-names = "default"; @@ -701,6 +703,7 @@ }; &uart2 { + compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac2 6>, <&dmac2 7>; dma-names = "tx", "rx"; pinctrl-names = "default"; @@ -708,6 +711,7 @@ }; &uart3 { + compatible = "rockchip,rk3066-uart", "snps,dw-apb-uart"; dmas = <&dmac2 8>, <&dmac2 9>; dma-names = "tx", "rx"; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/rk3188.dtsi b/arch/arm/boot/dts/rk3188.dtsi index 869e189331ec..cf91254d0a43 100644 --- a/arch/arm/boot/dts/rk3188.dtsi +++ b/arch/arm/boot/dts/rk3188.dtsi @@ -599,21 +599,25 @@ }; &uart0 { + compatible = "rockchip,rk3188-uart", "snps,dw-apb-uart"; pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer>; }; &uart1 { + compatible = "rockchip,rk3188-uart", "snps,dw-apb-uart"; pinctrl-names = "default"; pinctrl-0 = <&uart1_xfer>; }; &uart2 { + compatible = "rockchip,rk3188-uart", "snps,dw-apb-uart"; pinctrl-names = "default"; pinctrl-0 = <&uart2_xfer>; }; &uart3 { + compatible = "rockchip,rk3188-uart", "snps,dw-apb-uart"; pinctrl-names = "default"; pinctrl-0 = <&uart3_xfer>; };