+# SPDX-License-Identifier: GPL-2.0+
#
# (C) Copyright 2006
# (C) Copyright 2003
#
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)libext4fs.o
-
-AOBJS =
-COBJS-$(CONFIG_CMD_EXT4) := ext4fs.o ext4_common.o dev.o
-ifndef CONFIG_CMD_EXT4
-COBJS-$(CONFIG_CMD_EXT2) := ext4fs.o ext4_common.o dev.o
-endif
-
-SRCS := $(AOBJS:.o=.S) $(COBJS-y:.o=.c)
-OBJS := $(addprefix $(obj),$(AOBJS) $(COBJS-y))
-
-
-all: $(LIB) $(AOBJS)
-
-$(LIB): $(obj).depend $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-#########################################################################
+obj-y := ext4fs.o ext4_common.o dev.o
+obj-$(CONFIG_EXT4_WRITE) += ext4_write.o ext4_journal.o crc16.o