In accordance with the DWC USB3 bindings the property is supposed to have uint32 type. It's erroneous from the DT schema and driver points of view to declare it as boolean. As Neil suggested set it to 0x20 so not break the platform and to make the dtbs checker happy. Link: https://lore.kernel.org/linux-usb/20201010224121.12672-16-Sergey.Semin@xxxxxxxxxxxxxxxxxxxx/ Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx> Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 8514fe6a275a..a6127002573b 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -2384,7 +2384,7 @@ dwc3: usb@ff500000 { interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>; dr_mode = "host"; snps,dis_u2_susphy_quirk; - snps,quirk-frame-length-adjustment; + snps,quirk-frame-length-adjustment = <0x20>; snps,parkmode-disable-ss-quirk; }; }; -- 2.29.2