UniPhier PCIe endpoint controller doesn't use "snps,dw-pcie-ep" compatible, so this is no longer needed. Remove the compatible string from the pcie-ep node to fix the following warning. uniphier-pro5-epcore.dtb: pcie@66000000: compatible: ['socionext,uniphier-pro5-pcie-ep', 'snps,dw-pcie-ep'] is too long From schema: Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx> --- arch/arm/boot/dts/uniphier-pro5.dtsi | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/uniphier-pro5.dtsi b/arch/arm/boot/dts/uniphier-pro5.dtsi index 3525125832dd..d79f94689ca2 100644 --- a/arch/arm/boot/dts/uniphier-pro5.dtsi +++ b/arch/arm/boot/dts/uniphier-pro5.dtsi @@ -614,8 +614,7 @@ usb1_ssphy0: ss-phy@380 { }; pcie_ep: pcie-ep@66000000 { - compatible = "socionext,uniphier-pro5-pcie-ep", - "snps,dw-pcie-ep"; + compatible = "socionext,uniphier-pro5-pcie-ep"; status = "disabled"; reg-names = "dbi", "dbi2", "link", "addr_space"; reg = <0x66000000 0x1000>, <0x66001000 0x1000>, -- 2.25.1