xref: /openbmc/u-boot/arch/arm/Makefile (revision 37523917)
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, \
20				 $(call cc-option, -march=armv7, -march=armv5))
21arch-$(CONFIG_ARM64)		=-march=armv8-a
22
23# Evaluate arch cc-option calls now
24arch-y := $(arch-y)
25
26# This selects how we optimise for the processor.
27tune-$(CONFIG_CPU_ARM720T)	=-mtune=arm7tdmi
28tune-$(CONFIG_CPU_ARM920T)	=
29tune-$(CONFIG_CPU_ARM926EJS)	=
30tune-$(CONFIG_CPU_ARM946ES)	=
31tune-$(CONFIG_CPU_SA1100)	=-mtune=strongarm1100
32tune-$(CONFIG_CPU_PXA)		=-mcpu=xscale
33tune-$(CONFIG_CPU_ARM1136)	=
34tune-$(CONFIG_CPU_ARM1176)	=
35tune-$(CONFIG_CPU_V7)		=
36tune-$(CONFIG_ARM64)		=
37
38# Evaluate tune cc-option calls now
39tune-y := $(tune-y)
40
41PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
42
43# Machine directory name.  This list is sorted alphanumerically
44# by CONFIG_* macro name.
45machine-$(CONFIG_ARCH_AT91)		+= at91
46machine-$(CONFIG_ARCH_BCM283X)		+= bcm283x
47machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
48machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
49machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
50machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
51# TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
52machine-$(CONFIG_KIRKWOOD)		+= kirkwood
53machine-$(CONFIG_ARCH_MESON)		+= meson
54machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
55# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
56# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
57machine-$(CONFIG_ORION5X)		+= orion5x
58machine-$(CONFIG_ARCH_S5PC1XX)		+= s5pc1xx
59machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
60machine-$(CONFIG_ARCH_SNAPDRAGON)	+= snapdragon
61machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
62machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
63machine-$(CONFIG_STM32)			+= stm32
64machine-$(CONFIG_TEGRA)			+= tegra
65machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
66machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
67
68machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
69
70PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
71
72libs-y += $(machdirs)
73
74head-y := arch/arm/cpu/$(CPU)/start.o
75
76ifeq ($(CONFIG_SPL_BUILD),y)
77ifneq ($(CONFIG_SPL_START_S_PATH),)
78head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
79endif
80endif
81
82libs-y += arch/arm/cpu/$(CPU)/
83libs-y += arch/arm/cpu/
84libs-y += arch/arm/lib/
85
86ifeq ($(CONFIG_SPL_BUILD),y)
87ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35))
88libs-y += arch/arm/imx-common/
89endif
90else
91ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35 mxs vf610))
92libs-y += arch/arm/imx-common/
93endif
94endif
95
96ifneq (,$(filter $(SOC), kirkwood))
97libs-y += arch/arm/mach-mvebu/
98endif
99
100# deprecated
101-include $(machdirs)/config.mk
102