Resguardo inicial

linux-7.2.3/arch/arm/mach-zte/Kconfig

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+# SPDX-License-Identifier: GPL-2.0-only
+menuconfig ARCH_ZTE
+	bool "ZTE zx family"
+	depends on ARCH_MULTI_V7
+	help
+	  Support for ZTE zx-based family of processors.
+
+if ARCH_ZTE
+
+config SOC_ZX297520V3
+	bool "zx297520v3 SoC"
+	default y
+	select ARM_GIC_V3
+	# This board does not have PSCI firmware, but ARM_GIC_V3 depends on
+	# ARM_PSCI_FW being enabled.
+	select ARM_PSCI_FW
+	select ARM_AMBA
+	select HAVE_ARM_ARCH_TIMER
+	select PM_GENERIC_DOMAINS if PM
+	help
+	  Support for ZTE zx297520v3 SoC. It is a single core SoC used in cheap
+	  LTE to WiFi routers. These devices can be identified by the occurrence
+	  of the string "zx297520v3" in the boot output and /proc/cpuinfo of
+	  their stock firmware.
+
+	  Please read Documentation/arch/arm/zte/zx297520v3.rst on how to boot
+	  the kernel.
+
+endif

linux-7.2.3/arch/arm/mach-zte/Makefile

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+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_SOC_ZX297520V3) += zx297520v3.o

linux-7.2.3/arch/arm/mach-zte/zx297520v3.c

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2026 Stefan Dösinger
+ */
+
+#include <asm/mach/arch.h>
+#include <linux/init.h>
+
+static const char *const zx297520v3_dt_compat[] __initconst = {
+	"zte,zx297520v3",
+	NULL,
+};
+
+DT_MACHINE_START(ZX, "ZTE zx297520v3 (Device Tree)")
+	.dt_compat	= zx297520v3_dt_compat,
+MACHINE_END