[PATCH 5/5] arm64: dts: imx94: add DDR Perf Monitor node

Xu Yang xu.yang_2 at nxp.com
Mon Aug 18 00:57:11 PDT 2025


On Fri, Aug 15, 2025 at 12:30:02PM -0400, Frank Li wrote:
> On Fri, Aug 15, 2025 at 05:36:31PM +0800, Xu Yang wrote:
> > Add DDR Perf Monitor for i.MX95.
> 
> typo, should be i.MX94

Thanks, I will correct it later.

Thanks,
Xu Yang

> 
> Frank
> >
> > Signed-off-by: Xu Yang <xu.yang_2 at nxp.com>
> > ---
> >  arch/arm64/boot/dts/freescale/imx94.dtsi | 6 ++++++
> >  1 file changed, 6 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
> > index 44dee2cbd42d4bc765c33a9ce663ceda095b6c66..6a2d86d67200facec76a7880b4a2268b4191452c 100644
> > --- a/arch/arm64/boot/dts/freescale/imx94.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
> > @@ -1188,5 +1188,11 @@ wdog3: watchdog at 49220000 {
> >  				status = "disabled";
> >  			};
> >  		};
> > +
> > +		ddr-pmu at 4e090dc0 {
> > +			compatible = "fsl,imx94-ddr-pmu", "fsl,imx93-ddr-pmu";
> > +			reg = <0x0 0x4e090dc0 0x0 0x200>;
> > +			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
> > +		};
> >  	};
> >  };
> >
> > --
> > 2.34.1
> >



More information about the linux-arm-kernel mailing list