ARM: 8981/1: add arch/arm/Kbuild

Use the standard obj-y form to specify the sub-directories under
arch/arm/. No functional change intended.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

arch/arm/Kbuild

+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_FPE_NWFPE)		+= nwfpe/
+# Put arch/arm/fastfpe/ to use this.
+obj-$(CONFIG_FPE_FASTFPE)	+= $(patsubst $(srctree)/$(src)/%,%,$(wildcard $(srctree)/$(src)/fastfpe/))
+obj-$(CONFIG_VFP)		+= vfp/
+obj-$(CONFIG_XEN)		+= xen/
+obj-$(CONFIG_VDSO)		+= vdso/
+obj-y				+= kernel/ mm/ common/
+obj-y				+= probes/
+obj-y				+= net/
+obj-y				+= crypto/

arch/arm/Makefile

@@ -275,18 +275,8 @@ endif
 
 export	TEXT_OFFSET GZFLAGS MMUEXT
 
-core-$(CONFIG_FPE_NWFPE)	+= arch/arm/nwfpe/
-# Put arch/arm/fastfpe/ to use this.
-core-$(CONFIG_FPE_FASTFPE)	+= $(patsubst $(srctree)/%,%,$(wildcard $(srctree)/arch/arm/fastfpe/))
-core-$(CONFIG_VFP)		+= arch/arm/vfp/
-core-$(CONFIG_XEN)		+= arch/arm/xen/
-core-$(CONFIG_VDSO)		+= arch/arm/vdso/
-
+core-y				+= arch/arm/
 # If we have a machine-specific directory, then include it in the build.
-core-y				+= arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
-core-y				+= arch/arm/probes/
-core-y				+= arch/arm/net/
-core-y				+= arch/arm/crypto/
 core-y				+= $(machdirs) $(platdirs)
 
 # For cleaning