If a node has unit name, then the node must include the reg/ranges property. This rule is not followed in the serdes_ln_ctrl and usb_serdes_mux nodes. Warning is fixed by adding the reg property in the serdes_ln_ctrl and usb_serdes_mux nodes. Fixes: 1509295295c03 ("arm64: dts: ti: k3-j7200-main: Add SERDES lane control mux") Fixes: 9a09e6e9cfcf5 ("arm64: dts: ti: k3-j7200-main.dtsi: Add USB to SERDES lane MUX") Signed-off-by: Thejasvi Konduru <t-konduru@xxxxxx> --- arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi index 138381f43ce4..a99077b4ca0e 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -35,6 +35,7 @@ serdes_ln_ctrl: mux-controller@4080 { compatible = "mmio-mux"; #mux-control-cells = <1>; + reg = <0x4080 0x10>; mux-reg-masks = <0x4080 0x3>, <0x4084 0x3>, /* SERDES0 lane0/1 select */ <0x4088 0x3>, <0x408c 0x3>; /* SERDES0 lane2/3 select */ }; @@ -42,6 +43,7 @@ usb_serdes_mux: mux-controller@4000 { compatible = "mmio-mux"; #mux-control-cells = <1>; + reg = <0x4000 0x4>; mux-reg-masks = <0x4000 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ }; }; -- 2.17.1