'make ARCH=arm dtbs_check' emits the following warning: support-card@1,1f00000: $nodename:0: 'support-card@1,1f00000' does not match '^(bus|soc|axi|ahb|apb)(@[0-9a-f]+)?$' Maybe, simple-mfd could be a better fit for this device. Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> --- arch/arm/boot/dts/uniphier-support-card.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/uniphier-support-card.dtsi b/arch/arm/boot/dts/uniphier-support-card.dtsi index 11e46e7de7c5..eedc10cbc6e6 100644 --- a/arch/arm/boot/dts/uniphier-support-card.dtsi +++ b/arch/arm/boot/dts/uniphier-support-card.dtsi @@ -10,7 +10,7 @@ &system_bus { ranges = <1 0x00000000 0x42000000 0x02000000>; support_card: support-card@1,1f00000 { - compatible = "simple-bus"; + compatible = "simple-mfd"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 1 0x01f00000 0x00100000>; -- 2.25.1