File-copy from v4.4.100
This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Please refer to that tree for all history prior to this point.
Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile
new file mode 100644
index 0000000..1fce086
--- /dev/null
+++ b/arch/blackfin/Makefile
@@ -0,0 +1,168 @@
+#
+# arch/blackfin/Makefile
+#
+# This file is subject to the terms and conditions of the GNU General Public
+# License. See the file "COPYING" in the main directory of this archive
+# for more details.
+#
+
+ifeq ($(CROSS_COMPILE),)
+CROSS_COMPILE := bfin-uclinux-
+endif
+LDFLAGS_vmlinux := -X
+OBJCOPYFLAGS := -O binary -R .note -R .comment -S
+GZFLAGS := -9
+
+KBUILD_CFLAGS += $(call cc-option,-mno-fdpic)
+ifeq ($(CONFIG_ROMKERNEL),y)
+KBUILD_CFLAGS += -mlong-calls
+endif
+KBUILD_AFLAGS += $(call cc-option,-mno-fdpic)
+KBUILD_CFLAGS_MODULE += -mlong-calls
+LDFLAGS += -m elf32bfin
+
+KBUILD_DEFCONFIG := BF537-STAMP_defconfig
+
+# setup the machine name and the machine dependent settings
+machine-$(CONFIG_BF512) := bf518
+machine-$(CONFIG_BF514) := bf518
+machine-$(CONFIG_BF516) := bf518
+machine-$(CONFIG_BF518) := bf518
+machine-$(CONFIG_BF522) := bf527
+machine-$(CONFIG_BF523) := bf527
+machine-$(CONFIG_BF524) := bf527
+machine-$(CONFIG_BF525) := bf527
+machine-$(CONFIG_BF526) := bf527
+machine-$(CONFIG_BF527) := bf527
+machine-$(CONFIG_BF531) := bf533
+machine-$(CONFIG_BF532) := bf533
+machine-$(CONFIG_BF533) := bf533
+machine-$(CONFIG_BF534) := bf537
+machine-$(CONFIG_BF536) := bf537
+machine-$(CONFIG_BF537) := bf537
+machine-$(CONFIG_BF538) := bf538
+machine-$(CONFIG_BF539) := bf538
+machine-$(CONFIG_BF542) := bf548
+machine-$(CONFIG_BF542M) := bf548
+machine-$(CONFIG_BF544) := bf548
+machine-$(CONFIG_BF544M) := bf548
+machine-$(CONFIG_BF547) := bf548
+machine-$(CONFIG_BF547M) := bf548
+machine-$(CONFIG_BF548) := bf548
+machine-$(CONFIG_BF548M) := bf548
+machine-$(CONFIG_BF549) := bf548
+machine-$(CONFIG_BF549M) := bf548
+machine-$(CONFIG_BF561) := bf561
+machine-$(CONFIG_BF609) := bf609
+MACHINE := $(machine-y)
+export MACHINE
+
+cpu-$(CONFIG_BF512) := bf512
+cpu-$(CONFIG_BF514) := bf514
+cpu-$(CONFIG_BF516) := bf516
+cpu-$(CONFIG_BF518) := bf518
+cpu-$(CONFIG_BF522) := bf522
+cpu-$(CONFIG_BF523) := bf523
+cpu-$(CONFIG_BF524) := bf524
+cpu-$(CONFIG_BF525) := bf525
+cpu-$(CONFIG_BF526) := bf526
+cpu-$(CONFIG_BF527) := bf527
+cpu-$(CONFIG_BF531) := bf531
+cpu-$(CONFIG_BF532) := bf532
+cpu-$(CONFIG_BF533) := bf533
+cpu-$(CONFIG_BF534) := bf534
+cpu-$(CONFIG_BF536) := bf536
+cpu-$(CONFIG_BF537) := bf537
+cpu-$(CONFIG_BF538) := bf538
+cpu-$(CONFIG_BF539) := bf539
+cpu-$(CONFIG_BF542) := bf542
+cpu-$(CONFIG_BF542M) := bf542m
+cpu-$(CONFIG_BF544) := bf544
+cpu-$(CONFIG_BF544M) := bf544m
+cpu-$(CONFIG_BF547) := bf547
+cpu-$(CONFIG_BF547M) := bf547m
+cpu-$(CONFIG_BF548) := bf548
+cpu-$(CONFIG_BF548M) := bf548m
+cpu-$(CONFIG_BF549) := bf549
+cpu-$(CONFIG_BF549M) := bf549m
+cpu-$(CONFIG_BF561) := bf561
+cpu-$(CONFIG_BF609) := bf609
+
+rev-$(CONFIG_BF_REV_0_0) := 0.0
+rev-$(CONFIG_BF_REV_0_1) := 0.1
+rev-$(CONFIG_BF_REV_0_2) := 0.2
+rev-$(CONFIG_BF_REV_0_3) := 0.3
+rev-$(CONFIG_BF_REV_0_4) := 0.4
+rev-$(CONFIG_BF_REV_0_5) := 0.5
+rev-$(CONFIG_BF_REV_0_6) := 0.6
+rev-$(CONFIG_BF_REV_NONE) := none
+rev-$(CONFIG_BF_REV_ANY) := any
+
+CPU_REV := $(cpu-y)-$(rev-y)
+export CPU_REV
+
+KBUILD_CFLAGS += -mcpu=$(CPU_REV)
+KBUILD_AFLAGS += -mcpu=$(CPU_REV)
+
+# - we utilize the silicon rev from the toolchain, so move it over to the checkflags
+CHECKFLAGS_SILICON = $(shell echo "" | $(CPP) $(KBUILD_CFLAGS) -dD - 2>/dev/null | awk '$$2 == "__SILICON_REVISION__" { print $$3 }')
+CHECKFLAGS += -D__SILICON_REVISION__=$(CHECKFLAGS_SILICON) -D__bfin__
+
+core-y += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/ arch/$(ARCH)/mach-common/
+
+# If we have a machine-specific directory, then include it in the build.
+ifneq ($(machine-y),)
+core-y += arch/$(ARCH)/mach-$(MACHINE)/
+core-y += arch/$(ARCH)/mach-$(MACHINE)/boards/
+endif
+
+ifeq ($(CONFIG_MPU),y)
+core-y += arch/$(ARCH)/kernel/cplb-mpu/
+else
+core-y += arch/$(ARCH)/kernel/cplb-nompu/
+endif
+
+drivers-$(CONFIG_OPROFILE) += arch/$(ARCH)/oprofile/
+
+libs-y += arch/$(ARCH)/lib/
+
+machdirs := $(patsubst %,arch/blackfin/mach-%/, $(machine-y))
+
+KBUILD_CFLAGS += -Iarch/$(ARCH)/include/
+KBUILD_CFLAGS += -Iarch/$(ARCH)/mach-$(MACHINE)/include
+
+KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
+
+CLEAN_FILES += \
+ arch/$(ARCH)/kernel/asm-offsets.s \
+
+archclean:
+ $(Q)$(MAKE) $(clean)=$(boot)
+
+INSTALL_PATH ?= /tftpboot
+boot := arch/$(ARCH)/boot
+BOOT_TARGETS = uImage uImage.bin uImage.bz2 uImage.gz uImage.lzma uImage.lzo uImage.xip
+PHONY += $(BOOT_TARGETS) install
+KBUILD_IMAGE := $(boot)/uImage
+
+all: uImage
+
+$(BOOT_TARGETS): vmlinux
+ $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
+
+install:
+ $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
+
+define archhelp
+ echo '* vmImage - Alias to selected kernel format (vmImage.gz by default)'
+ echo ' vmImage.bin - Uncompressed Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bin)'
+ echo ' vmImage.bz2 - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.bz2)'
+ echo '* vmImage.gz - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.gz)'
+ echo ' vmImage.lzma - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.lzma)'
+ echo ' vmImage.lzo - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.lzo)'
+ echo ' vmImage.xip - XIP Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.xip)'
+ echo ' install - Install kernel using'
+ echo ' (your) ~/bin/$(INSTALLKERNEL) or'
+ echo ' (distribution) PATH: $(INSTALLKERNEL) or'
+ echo ' install to $$(INSTALL_PATH)'
+endef