/usr/src/linux-headers-5.15.0-181/arch/arm64/boot/dts/cavium
Edit: /usr/src/linux-headers-5.15.0-181/arch/arm64/boot/dts/cavium/Makefile (131B)
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
dtb-$(CONFIG_ARCH_THUNDER2) += thunder2-99xx.dtb