On 22/01/20 1:56 PM, Peter Ujfalusi wrote: > NAVSS is a subsystem containing different IPs, it is not really a bus. > Change the compatible from "simple-bus" to "simple-mfd" to reflect that. > > Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx> > --- > arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi > index efb24579922c..e40f7acbec42 100644 > --- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi > @@ -385,8 +385,8 @@ intr_main_gpio: interrupt-controller0 { > ti,sci-rm-range-girq = <0x1>; > }; > > - cbass_main_navss: interconnect0 { > - compatible = "simple-bus"; > + cbass_main_navss: navss@30800000 { This introduces below dtc warning when built with W=1 arch/arm64/boot/dts/ti/k3-am65-main.dtsi:388.35-530.4: Warning (unit_address_vs_reg): /interconnect@100000/navss@30800000: node has a unit name, but no reg property this is representing cbass inside main_navss, just like cbass_main. You can drop this patch and the similar mcu version. Thanks and regards, Lokesh > + compatible = "simple-mfd"; > #address-cells = <2>; > #size-cells = <2>; > ranges; >