xref: /openbmc/u-boot/arch/arm/cpu/armv7/config.mk (revision b46694df)
1#
2# (C) Copyright 2002
3# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
4#
5# See file CREDITS for list of people who contributed to this
6# project.
7#
8# This program is free software; you can redistribute it and/or
9# modify it under the terms of the GNU General Public License as
10# published by the Free Software Foundation; either version 2 of
11# the License, or (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program; if not, write to the Free Software
20# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21# MA 02111-1307 USA
22#
23PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float
24
25# If armv7-a is not supported by GCC fall-back to armv5, which is
26# supported by more tool-chains
27PF_CPPFLAGS_ARMV7 := $(call cc-option, -march=armv7-a, -march=armv5)
28PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_ARMV7)
29
30# =========================================================================
31#
32# Supply options according to compiler version
33#
34# =========================================================================
35PF_RELFLAGS_SLB_AT := $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
36PLATFORM_RELFLAGS += $(PF_RELFLAGS_SLB_AT)
37
38# SEE README.arm-unaligned-accesses
39PF_NO_UNALIGNED := $(call cc-option, -mno-unaligned-access,)
40PLATFORM_NO_UNALIGNED := $(PF_NO_UNALIGNED)
41
42ifneq ($(CONFIG_IMX_CONFIG),)
43ifdef CONFIG_SPL
44ifdef CONFIG_SPL_BUILD
45ALL-y	+= $(OBJTREE)/SPL
46endif
47else
48ALL-y	+= $(obj)u-boot.imx
49endif
50endif
51