xref: /openbmc/u-boot/arch/arm/Makefile (revision 450f3c71)
1#
2# SPDX-License-Identifier:	GPL-2.0+
3#
4
5ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
6CONFIG_CPU_V7=
7CONFIG_CPU_ARM720T=y
8endif
9
10# This selects which instruction set is used.
11arch-$(CONFIG_CPU_ARM720T)	=-march=armv4
12arch-$(CONFIG_CPU_ARM920T)	=-march=armv4t
13arch-$(CONFIG_CPU_ARM926EJS)	=-march=armv5te
14arch-$(CONFIG_CPU_ARM946ES)	=-march=armv4
15arch-$(CONFIG_CPU_SA1100)	=-march=armv4
16arch-$(CONFIG_CPU_PXA)		=
17arch-$(CONFIG_CPU_ARM1136)	=-march=armv5
18arch-$(CONFIG_CPU_ARM1176)	=-march=armv5t
19arch-$(CONFIG_CPU_V7)		=$(call cc-option, -march=armv7-a, -march=armv5)
20arch-$(CONFIG_ARM64)		=-march=armv8-a
21
22# Evaluate arch cc-option calls now
23arch-y := $(arch-y)
24
25# This selects how we optimise for the processor.
26tune-$(CONFIG_CPU_ARM720T)	=-mtune=arm7tdmi
27tune-$(CONFIG_CPU_ARM920T)	=
28tune-$(CONFIG_CPU_ARM926EJS)	=
29tune-$(CONFIG_CPU_ARM946ES)	=
30tune-$(CONFIG_CPU_SA1100)	=-mtune=strongarm1100
31tune-$(CONFIG_CPU_PXA)		=-mcpu=xscale
32tune-$(CONFIG_CPU_ARM1136)	=
33tune-$(CONFIG_CPU_ARM1176)	=
34tune-$(CONFIG_CPU_V7)		=
35tune-$(CONFIG_ARM64)		=
36
37# Evaluate tune cc-option calls now
38tune-y := $(tune-y)
39
40PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
41
42# Machine directory name.  This list is sorted alphanumerically
43# by CONFIG_* macro name.
44machine-$(CONFIG_ARCH_AT91)		+= at91
45machine-$(CONFIG_ARCH_BCM283X)		+= bcm283x
46machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
47machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
48machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
49machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
50# TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
51machine-$(CONFIG_KIRKWOOD)		+= kirkwood
52machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
53# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
54# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
55machine-$(CONFIG_ORION5X)		+= orion5x
56machine-$(CONFIG_ARCH_S5PC1XX)		+= s5pc1xx
57machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
58machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
59machine-$(CONFIG_STM32)			+= stm32
60machine-$(CONFIG_TEGRA)			+= tegra
61machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
62machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
63
64machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
65
66PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
67
68libs-y += $(machdirs)
69
70head-y := arch/arm/cpu/$(CPU)/start.o
71
72ifeq ($(CONFIG_SPL_BUILD),y)
73ifneq ($(CONFIG_SPL_START_S_PATH),)
74head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
75endif
76endif
77
78libs-y += arch/arm/cpu/$(CPU)/
79libs-y += arch/arm/cpu/
80libs-y += arch/arm/lib/
81
82ifeq ($(CONFIG_SPL_BUILD),y)
83ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35))
84libs-y += arch/arm/imx-common/
85endif
86else
87ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35 mxs vf610))
88libs-y += arch/arm/imx-common/
89endif
90endif
91
92ifneq (,$(filter $(SOC), kirkwood))
93libs-y += arch/arm/mach-mvebu/
94endif
95
96# deprecated
97-include $(machdirs)/config.mk
98