2 # SPDX-License-Identifier: GPL-2.0+
5 # This selects which instruction set is used.
6 arch-$(CONFIG_CPU_ARM720T) =-march=armv4
7 arch-$(CONFIG_CPU_ARM920T) =-march=armv4
8 arch-$(CONFIG_CPU_ARM926EJS) =-march=armv5te
9 arch-$(CONFIG_CPU_ARM946ES) =-march=armv4
10 arch-$(CONFIG_CPU_SA1100) =-march=armv4
11 arch-$(CONFIG_CPU_PXA) =
12 arch-$(CONFIG_CPU_ARM1136) =-march=armv5
13 arch-$(CONFIG_CPU_ARM1176) =-march=armv5t
14 arch-$(CONFIG_CPU_V7) =$(call cc-option, -march=armv7-a, -march=armv5)
15 arch-$(CONFIG_ARM64) =-march=armv8-a
17 # Evaluate arch cc-option calls now
20 # This selects how we optimise for the processor.
21 tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
22 tune-$(CONFIG_CPU_ARM920T) =
23 tune-$(CONFIG_CPU_ARM926EJS) =
24 tune-$(CONFIG_CPU_ARM946ES) =
25 tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
26 tune-$(CONFIG_CPU_PXA) =-mcpu=xscale
27 tune-$(CONFIG_CPU_ARM1136) =
28 tune-$(CONFIG_CPU_ARM1176) =
29 tune-$(CONFIG_CPU_V7) =
30 tune-$(CONFIG_ARM64) =
32 # Evaluate tune cc-option calls now
35 PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
37 # Machine directory name. This list is sorted alphanumerically
38 # by CONFIG_* macro name.
39 machine-$(CONFIG_ARCH_AT91) += at91
40 machine-$(CONFIG_ARCH_DAVINCI) += davinci
41 machine-$(CONFIG_ARCH_HIGHBANK) += highbank
42 machine-$(CONFIG_ARCH_KEYSTONE) += keystone
43 # TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
44 machine-$(CONFIG_KIRKWOOD) += kirkwood
45 # TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
46 machine-$(CONFIG_ARCH_NOMADIK) += nomadik
47 # TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
48 machine-$(CONFIG_ORION5X) += orion5x
49 machine-$(CONFIG_TEGRA) += tegra
50 machine-$(CONFIG_ARCH_UNIPHIER) += uniphier
51 machine-$(CONFIG_ARCH_VERSATILE) += versatile
53 machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
55 PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
59 head-y := arch/arm/cpu/$(CPU)/start.o
61 ifeq ($(CONFIG_SPL_BUILD),y)
62 ifneq ($(CONFIG_SPL_START_S_PATH),)
63 head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
67 libs-y += arch/arm/cpu/$(CPU)/
68 libs-y += arch/arm/cpu/
69 libs-y += arch/arm/lib/
71 ifeq ($(CONFIG_SPL_BUILD),y)
72 ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
73 libs-y += arch/arm/imx-common/
76 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
77 libs-y += arch/arm/imx-common/
81 ifneq (,$(filter $(SOC), armada-xp kirkwood))
82 libs-y += arch/arm/mvebu-common/
86 -include $(machdirs)/config.mk