> -----Original Message----- > From: Changming Huang [mailto:jerry.huang@xxxxxxx] > Sent: Wednesday, November 23, 2016 3:15 PM > To: robh+dt@xxxxxxxxxx; mark.rutland@xxxxxxx; linux@xxxxxxxxxxxxxxx > Cc: devicetree@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux- > kernel@xxxxxxxxxxxxxxx; Jerry Huang <jerry.huang@xxxxxxx>; Rajesh > Bhagat <rajesh.bhagat@xxxxxxx> > Subject: [PATCH] arm/dts: ls1021a: Add dma-coherent property to usb3 node > > This sets dma ops as coherent for usb 3.0 platform device > > Signed-off-by: Changming Huang <jerry.huang@xxxxxxx> > Signed-off-by: Rajesh Bhagat <rajesh.bhagat@xxxxxxx> > --- > arch/arm/boot/dts/ls1021a.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi > index 368e219..81fb4d9 100644 > --- a/arch/arm/boot/dts/ls1021a.dtsi > +++ b/arch/arm/boot/dts/ls1021a.dtsi > @@ -627,6 +627,7 @@ > dr_mode = "host"; > snps,quirk-frame-length-adjustment = <0x20>; > snps,dis_rxdet_inp3_quirk; > + dma-coherent; > }; > > pcie@3400000 { > -- How about this property for usb? Any comment for it? -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html