initial buildroot for linux 5.15

package/qcom-db410c-firmware/Config.in

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+config BR2_PACKAGE_QCOM_DB410C_FIRMWARE
+	bool "qcom-db410c-firmware"
+	select BR2_PACKAGE_HOST_MTOOLS
+	help
+	  Wifi/BT firmware for Qualcomm Dragonboard 410c SBC.
+
+	  https://releases.linaro.org/96boards/dragonboard410c/qualcomm/firmware/

package/qcom-db410c-firmware/qcom-db410c-firmware.hash

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+# Locally calculated
+sha256  46953b974c5c58c7ca66db414437c0268b033ac9d28127e98d9c4e1a49359da5  linux-board-support-package-r1034.2.1.zip
+sha256  11e60ad6f83c2a86e40dca374c24230b53650dd3e0adf2e72c15f8cafedc2e5a  LICENSE

package/qcom-db410c-firmware/qcom-db410c-firmware.mk

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+################################################################################
+#
+# qcom-db410c-firmware
+#
+################################################################################
+
+QCOM_DB410C_FIRMWARE_VERSION = 1034.2.1
+QCOM_DB410C_FIRMWARE_BASE = linux-board-support-package-r$(QCOM_DB410C_FIRMWARE_VERSION)
+QCOM_DB410C_FIRMWARE_SOURCE = $(QCOM_DB410C_FIRMWARE_BASE).zip
+QCOM_DB410C_FIRMWARE_SITE = https://releases.linaro.org/96boards/dragonboard410c/qualcomm/firmware
+QCOM_DB410C_FIRMWARE_LICENCE = Qualcomm firmware license
+QCOM_DB410C_FIRMWARE_LICENSE_FILES = LICENSE
+QCOM_DB410C_FIRMWARE_DEPENDENCIES = host-mtools
+
+define QCOM_DB410C_FIRMWARE_EXTRACT_CMDS
+	$(UNZIP) -d $(@D) \
+		$(QCOM_DB410C_FIRMWARE_DL_DIR)/$(QCOM_DB410C_FIRMWARE_SOURCE)
+	mv $(@D)/$(QCOM_DB410C_FIRMWARE_BASE)/* $(@D)
+	rmdir $(@D)/$(QCOM_DB410C_FIRMWARE_BASE)
+endef
+
+# Install the Wifi/Bt firmware blobs to target. These commands are
+# based on firmware-qcom-dragonboard410c_*.bb in the OpenEmbedded
+# meta-qcom layer, see https://github.com/ndechesne/meta-qcom
+define QCOM_DB410C_FIRMWARE_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0644 \
+		$(@D)/efs-seed/fs_image_linux.tar.gz.mbn.img \
+		$(TARGET_DIR)/boot/modem_fsg
+
+	$(INSTALL) -d $(TARGET_DIR)/lib/firmware
+	cp -r $(@D)/proprietary-linux/wlan \
+		$(TARGET_DIR)/lib/firmware/
+
+	$(INSTALL) -d $(TARGET_DIR)/lib/firmware/qcom/msm8916
+	MTOOLS_SKIP_CHECK=1 $(HOST_DIR)/bin/mcopy -n -i \
+		$(@D)/bootloaders-linux/NON-HLOS.bin \
+		::image/modem.* ::image/mba.mbn ::image/wcnss.* \
+		$(TARGET_DIR)/lib/firmware/qcom/msm8916
+endef
+
+$(eval $(generic-package))