linux-firmware: add firmware for all Mellanox Spectrum Switches

This commit adds the currently missing Mellanox
Spectrum-2, Spectrum-3, and Spectrum-4 firmware files.

Signed-off-by: Til Kaiser <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/15362
Signed-off-by: Hauke Mehrtens <[email protected]>

package/firmware/linux-firmware/mellanox.mk

@@ -7,3 +7,33 @@ define Package/mlxsw_spectrum-firmware/install
 endef
 
 $(eval $(call BuildPackage,mlxsw_spectrum-firmware))
+
+Package/mlxsw_spectrum2-firmware = $(call Package/firmware-default,Mellanox Spectrum-2 firmware)
+define Package/mlxsw_spectrum2-firmware/install
+	$(INSTALL_DIR) $(1)/lib/firmware/mellanox
+	$(CP) \
+		$(PKG_BUILD_DIR)/mellanox/mlxsw_spectrum2-*.mfa2 \
+		$(1)/lib/firmware/mellanox
+endef
+
+$(eval $(call BuildPackage,mlxsw_spectrum2-firmware))
+
+Package/mlxsw_spectrum3-firmware = $(call Package/firmware-default,Mellanox Spectrum-3 firmware)
+define Package/mlxsw_spectrum3-firmware/install
+	$(INSTALL_DIR) $(1)/lib/firmware/mellanox
+	$(CP) \
+		$(PKG_BUILD_DIR)/mellanox/mlxsw_spectrum3-*.mfa2 \
+		$(1)/lib/firmware/mellanox
+endef
+
+$(eval $(call BuildPackage,mlxsw_spectrum3-firmware))
+
+Package/mlxsw_spectrum4-firmware = $(call Package/firmware-default,Mellanox Spectrum-4 firmware)
+define Package/mlxsw_spectrum4-firmware/install
+	$(INSTALL_DIR) $(1)/lib/firmware/mellanox
+	$(CP) \
+		$(PKG_BUILD_DIR)/mellanox/mlxsw_spectrum4-*.mfa2 \
+		$(1)/lib/firmware/mellanox
+endef
+
+$(eval $(call BuildPackage,mlxsw_spectrum4-firmware))