Hi Frank, On Fri, Feb 8, 2019 at 4:32 PM Frank Li <frank.li@xxxxxxx> wrote: > > Add ddr performance monitor > > Signed-off-by: Frank Li <Frank.Li@xxxxxxx> > --- > arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > index 4c3dd95..243d7b3 100644 > --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi > @@ -79,6 +79,13 @@ > interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; > }; > > + ddr_pmu0: ddr_pmu@5c020000 { > + compatible = "fsl,imx8-ddr-pmu"; > + reg = <0x0 0x5c020000 0x0 0x10000>; In mainline tree this should be: reg = <0x5c020000 0x10000>;