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> @@ -24,6 +24,17 @@ memory@80000000 { > device_type = "memory"; > reg = <0x0 0x80000000 0 0x80000000>; > }; space line here. > + reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + ele_reserved: ele-reserved@90000000 { > + compatible = "shared-dma-pool"; > + reg = <0 0x90000000 0 0x100000>; > + no-map; > + }; > + }; > > reserved-memory { > #address-cells = <2>; > @@ -259,6 +270,10 @@ &usdhc0 { > status = "okay"; > }; > > +&hsm0 { > + memory-region = <&ele_reserved>; > +}; > + > &fec { > pinctrl-names = "default", "sleep"; > pinctrl-0 = <&pinctrl_enet>; > diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi > index 2562a35286c2..c79a5de227b3 100644 > --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi > @@ -1,6 +1,6 @@ > // SPDX-License-Identifier: (GPL-2.0+ OR MIT) > /* > - * Copyright 2021 NXP > + * Copyright 2021, 2025 NXP > */ > > #include > @@ -154,7 +154,7 @@ sosc: clock-sosc { > #clock-cells = <0>; > }; > > - sram@2201f000 { > + sram0: sram@2201f000 { > compatible = "mmio-sram"; > reg = <0x0 0x2201f000 0x0 0x1000>; > > @@ -169,6 +169,8 @@ scmi_buf: scmi-sram-section@0 { > }; > > firmware { > + #address-cells = <1>; > + #size-cells = <0>; Needn't #address-cells and #size-cells because no regs in children nodes Frank > scmi { > compatible = "arm,scmi-smc"; > arm,smc-id = <0xc20000fe>; > @@ -186,6 +188,13 @@ scmi_sensor: protocol@15 { > #thermal-sensor-cells = <1>; > }; > }; > + > + hsm0: secure-enclave { > + compatible = "fsl,imx8ulp-se-ele-hsm"; > + mbox-names = "tx", "rx"; > + mboxes = <&s4muap 0 0>, <&s4muap 1 0>; > + sram = <&sram0>; > + }; > }; > > cm33: remoteproc-cm33 { > > -- > 2.43.0 >