The FSS bus contains several register ranges. Using an empty ranges property works but causes a DT warning when we give this node an address. Fix this by explicitly defining the memory ranges in use. Signed-off-by: Andrew Davis <afd@xxxxxx> --- arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi index 6ff3ccc39fb44..babfcbb9ecf56 100644 --- a/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi @@ -286,7 +286,11 @@ fss: bus@47000000 { compatible = "simple-bus"; #address-cells = <2>; #size-cells = <2>; - ranges; + ranges = <0x0 0x47000000 0x0 0x47000000 0x0 0x100>, /* FSS Control */ + <0x0 0x47040000 0x0 0x47040000 0x0 0x100>, /* OSPI0 Control */ + <0x0 0x47050000 0x0 0x47050000 0x0 0x100>, /* OSPI1 Control */ + <0x5 0x00000000 0x5 0x00000000 0x1 0x0000000>, /* OSPI0 Memory */ + <0x7 0x00000000 0x7 0x00000000 0x1 0x0000000>; /* OSPI1 Memory */ ospi0: spi@47040000 { compatible = "ti,am654-ospi", "cdns,qspi-nor"; -- 2.39.2