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charset="utf-8" From: Ciprian Marian Costea Add device tree support for the NXP S32N79 Reference Design Board (RDB) [1]. The S32N79-RDB enables the following peripherals: - PL011 UART controllers (uart0, uart5, uart6, uart7) - uSDHC controller - IRQ steering controller The board has 32GB of DRAM memory with 28GB usable and 4GB reserved for ECC logic. [1] https://www.nxp.com/products/processors-and-microcontrollers/s32-automo= tive-platform/s32n-vehicle-super-integration-processors:S32N Co-developed-by: Larisa Grigore Signed-off-by: Larisa Grigore Co-developed-by: Andra-Teodora Ilie Signed-off-by: Andra-Teodora Ilie Co-developed-by: Andrei Cherechesu Signed-off-by: Andrei Cherechesu Signed-off-by: Ciprian Marian Costea --- arch/arm64/boot/dts/freescale/Makefile | 1 + arch/arm64/boot/dts/freescale/s32n79-rdb.dts | 70 ++++++++++++++++++++ 2 files changed, 71 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/s32n79-rdb.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index 700bab4d3e60..e79807bf1820 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -501,4 +501,5 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-phygate-tauri-l-rs23= 2-rs485.dtb dtb-$(CONFIG_ARCH_S32) +=3D s32g274a-evb.dtb dtb-$(CONFIG_ARCH_S32) +=3D s32g274a-rdb2.dtb dtb-$(CONFIG_ARCH_S32) +=3D s32g399a-rdb3.dtb +dtb-$(CONFIG_ARCH_S32) +=3D s32n79-rdb.dtb dtb-$(CONFIG_ARCH_S32) +=3D s32v234-evb.dtb diff --git a/arch/arm64/boot/dts/freescale/s32n79-rdb.dts b/arch/arm64/boot= /dts/freescale/s32n79-rdb.dts new file mode 100644 index 000000000000..1feccd61258e --- /dev/null +++ b/arch/arm64/boot/dts/freescale/s32n79-rdb.dts @@ -0,0 +1,70 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright 2026 NXP + * + * NXP S32N79 Reference Design Board (S32N79-RDB) + */ + +/dts-v1/; +#include "s32n79.dtsi" + +/ { + compatible =3D "nxp,s32n79-rdb", "nxp,s32n79"; + model =3D "NXP S32N79-RDB"; + + aliases { + serial0 =3D &uart0; + serial1 =3D &uart5; + serial2 =3D &uart6; + serial3 =3D &uart7; + }; + + chosen { + stdout-path =3D "serial0:115200n8"; + }; + + reserved-memory { + ranges; + #address-cells =3D <2>; + #size-cells =3D <2>; + + scmi_shbuf: memory@93000000 { + compatible =3D "arm,scmi-shmem"; + reg =3D <0x0 0x93000000 0x0 0x80>; + no-map; + }; + }; + + memory@80000000 { + reg =3D <0x00 0x80000000 0x00 0x80000000>, + <0x88 0x00000000 0x03 0x40000000>, + <0xc0 0x00000000 0x03 0x40000000>; + device_type =3D "memory"; + }; +}; + +&irqsteer_coss { + status =3D "okay"; +}; + +&uart0 { + status =3D "okay"; +}; + +&uart5 { + status =3D "okay"; +}; + +&uart6 { + status =3D "okay"; +}; + +&uart7 { + status =3D "okay"; +}; + +&usdhc0 { + disable-wp; + no-sdio; + status =3D "okay"; +}; --=20 2.43.0