[PATCH v19 6/7] arm64: dts: imx8ulp: add secure enclave node
From: Pankaj Gupta <pankaj.gupta@nxp.com>
Date: 2025-09-26 15:48:26
Also in:
imx, linux-arm-kernel, linux-doc, lkml
Subsystem:
arm/freescale imx / mxc arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
Add support for NXP secure enclave called EdgeLock Enclave firmware (se-fw) for imx8ulp-evk. Add label sram0 for sram@2201f000 and add secure-enclave node Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> --- arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
index 13b01f3aa2a4..10a4779dd24c 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 <dt-bindings/clock/imx8ulp-clock.h>
@@ -154,7 +154,7 @@ sosc: clock-sosc { #clock-cells = <0>; }; - sram@2201f000 { + sram0: sram@2201f000 { compatible = "mmio-sram"; reg = <0x0 0x2201f000 0x0 0x1000>;
@@ -186,6 +186,13 @@ 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