Added driver for kernel 6.12

patches/bcm43455c0/7_45_206/nexmon/Makefile

@@ -178,7 +178,9 @@ endif
 
 backup-firmware:
 ifeq ($(shell uname -m),$(filter $(shell uname -m), armv6l armv7l aarch64))
-	cp /lib/firmware/brcm/$(RAM_FILE) $(RAM_FILE).orig
+#	cp /lib/firmware/brcm/$(RAM_FILE) $(RAM_FILE).orig
+	cp /lib/firmware/brcm/brcmfmac43455-sdio.raspberrypi,5-model-b.bin brcmfmac43455-sdio.raspberrypi,5-model-b.bin.orig
+
 else
 	$(warning Warning: Cannot backup the original firmware on this arch.)
 endif

patches/driver/brcmfmac_6.12.y-nexmon/Kconfig

@@ -0,0 +1,50 @@
+config BRCMFMAC
+	tristate "Broadcom FullMAC WLAN driver"
+	depends on CFG80211
+	select BRCMUTIL
+	help
+	  This module adds support for wireless adapters based on Broadcom
+	  FullMAC chipsets. It has to work with at least one of the bus
+	  interface support. If you choose to build a module, it'll be called
+	  brcmfmac.ko.
+
+config BRCMFMAC_PROTO_BCDC
+	bool
+
+config BRCMFMAC_PROTO_MSGBUF
+	bool
+
+config BRCMFMAC_SDIO
+	bool "SDIO bus interface support for FullMAC driver"
+	depends on (MMC = y || MMC = BRCMFMAC)
+	depends on BRCMFMAC
+	select BRCMFMAC_PROTO_BCDC
+	select FW_LOADER
+	default y
+	help
+	  This option enables the SDIO bus interface support for Broadcom
+	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for a SDIO wireless card.
+
+config BRCMFMAC_USB
+	bool "USB bus interface support for FullMAC driver"
+	depends on (USB = y || USB = BRCMFMAC)
+	depends on BRCMFMAC
+	select BRCMFMAC_PROTO_BCDC
+	select FW_LOADER
+	help
+	  This option enables the USB bus interface support for Broadcom
+	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for an USB wireless card.
+
+config BRCMFMAC_PCIE
+	bool "PCIE bus interface support for FullMAC driver"
+	depends on BRCMFMAC
+	depends on PCI
+	select BRCMFMAC_PROTO_MSGBUF
+	select FW_LOADER
+	help
+	  This option enables the PCIE bus interface support for Broadcom
+	  IEEE802.11ac embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for an PCIE wireless card.
+

patches/driver/brcmfmac_6.12.y-nexmon/Makefile

@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: ISC
+#
+# Makefile fragment for Broadcom 802.11 Networking Device Driver
+#
+# Copyright (c) 2010 Broadcom Corporation
+#
+
+ccflags-y += \
+	-I$(NEXMON_ROOT)/patches/driver/brcmfmac_6.6.y-nexmon	\
+	-I$(NEXMON_ROOT)/patches/driver/brcmfmac_6.6.y-nexmon/include \
+	-DDEBUG
+
+obj-$(CONFIG_BRCMFMAC) += brcmfmac.o 
+brcmfmac-objs += \
+		cfg80211.o \
+		chip.o \
+		fwil.o \
+		fweh.o \
+		p2p.o \
+		proto.o \
+		common.o \
+		core.o \
+		firmware.o \
+		feature.o \
+		btcoex.o \
+		vendor.o \
+		pno.o \
+		xtlv.o
+brcmfmac-$(CONFIG_BRCMFMAC_PROTO_BCDC) += \
+		bcdc.o \
+		fwsignal.o
+brcmfmac-$(CONFIG_BRCMFMAC_PROTO_MSGBUF) += \
+		commonring.o \
+		flowring.o \
+		msgbuf.o
+brcmfmac-$(CONFIG_BRCMFMAC_SDIO) += \
+		sdio.o \
+		bcmsdh.o
+brcmfmac-$(CONFIG_BRCMFMAC_USB) += \
+		usb.o
+brcmfmac-$(CONFIG_BRCMFMAC_PCIE) += \
+		pcie.o
+brcmfmac-$(CONFIG_BRCMDBG) += \
+		debug.o
+brcmfmac-$(CONFIG_BRCM_TRACING) += \
+		tracepoint.o
+brcmfmac-$(CONFIG_OF) += \
+		of.o
+brcmfmac-$(CONFIG_DMI) += \
+		dmi.o