2 # SPDX-License-Identifier: GPL-2.0+
5 ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
10 # This selects which instruction set is used.
11 arch-$(CONFIG_CPU_ARM720T) =-march=armv4
12 arch-$(CONFIG_CPU_ARM920T) =-march=armv4
13 arch-$(CONFIG_CPU_ARM926EJS) =-march=armv5te
14 arch-$(CONFIG_CPU_ARM946ES) =-march=armv4
15 arch-$(CONFIG_CPU_SA1100) =-march=armv4
16 arch-$(CONFIG_CPU_PXA) =
17 arch-$(CONFIG_CPU_ARM1136) =-march=armv5
18 arch-$(CONFIG_CPU_ARM1176) =-march=armv5t
19 arch-$(CONFIG_CPU_V7) =$(call cc-option, -march=armv7-a, -march=armv5)
20 arch-$(CONFIG_ARM64) =-march=armv8-a
22 # Evaluate arch cc-option calls now
25 # This selects how we optimise for the processor.
26 tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
27 tune-$(CONFIG_CPU_ARM920T) =
28 tune-$(CONFIG_CPU_ARM926EJS) =
29 tune-$(CONFIG_CPU_ARM946ES) =
30 tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
31 tune-$(CONFIG_CPU_PXA) =-mcpu=xscale
32 tune-$(CONFIG_CPU_ARM1136) =
33 tune-$(CONFIG_CPU_ARM1176) =
34 tune-$(CONFIG_CPU_V7) =
35 tune-$(CONFIG_ARM64) =
37 # Evaluate tune cc-option calls now
40 PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
42 # Machine directory name. This list is sorted alphanumerically
43 # by CONFIG_* macro name.
44 machine-$(CONFIG_ARCH_AT91) += at91
45 machine-$(CONFIG_ARCH_DAVINCI) += davinci
46 # TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
47 machine-$(CONFIG_KIRKWOOD) += kirkwood
48 # TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
49 machine-$(CONFIG_TEGRA) += tegra
51 machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
53 PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
57 head-y := arch/arm/cpu/$(CPU)/start.o
59 ifeq ($(CONFIG_SPL_BUILD),y)
60 ifneq ($(CONFIG_SPL_START_S_PATH),)
61 head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
65 libs-y += arch/arm/cpu/$(CPU)/
66 libs-y += arch/arm/cpu/
67 libs-y += arch/arm/lib/
69 ifeq ($(CONFIG_SPL_BUILD),y)
70 ifneq (,$(CONFIG_SOC_MX23)$(CONFIG_SOC_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
71 libs-y += arch/arm/imx-common/
74 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
75 libs-y += arch/arm/imx-common/
79 ifneq (,$(filter $(SOC), armada-xp kirkwood))
80 libs-y += arch/arm/mvebu-common/
84 -include $(machdirs)/config.mk