aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/Makefile
blob: 85c23bcf775b7607278a58ff75777565d6e617f0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
# SPDX-License-Identifier: GPL-2.0+

ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_ARCH_TEGRA),yy)
CONFIG_CPU_V7A=
CONFIG_CPU_ARM720T=y
endif

# This selects which instruction set is used.
arch-$(CONFIG_CPU_ARM720T)	=-march=armv4
arch-$(CONFIG_CPU_ARM920T)	=-march=armv4t
arch-$(CONFIG_CPU_ARM926EJS)	=-march=armv5te
arch-$(CONFIG_CPU_ARM946ES)	=-march=armv5te
arch-$(CONFIG_CPU_SA1100)	=-march=armv4
arch-$(CONFIG_CPU_PXA)		=
arch-$(CONFIG_CPU_ARM1136)	=-march=armv5t
arch-$(CONFIG_CPU_ARM1176)	=-march=armv5t
arch-$(CONFIG_CPU_V7A)		=$(call cc-option, -march=armv7-a, \
				 $(call cc-option, -march=armv7))
arch-$(CONFIG_CPU_V7M)		=-march=armv7-m
arch-$(CONFIG_CPU_V7R)		=-march=armv7-r
ifeq ($(CONFIG_ARM64_CRC32),y)
arch-$(CONFIG_ARM64)		=-march=armv8-a+crc
else
arch-$(CONFIG_ARM64)		=-march=armv8-a
endif

# On Tegra systems we must build SPL for the armv4 core on the device
# but otherwise we can use the value in CONFIG_SYS_ARM_ARCH
ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_ARCH_TEGRA),yy)
arch-y += -D__LINUX_ARM_ARCH__=4
else
arch-y += -D__LINUX_ARM_ARCH__=$(CONFIG_SYS_ARM_ARCH)
endif

# Evaluate arch cc-option calls now
arch-y := $(arch-y)

# This selects how we optimise for the processor.
tune-$(CONFIG_CPU_ARM720T)	=-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM920T)	=
tune-$(CONFIG_CPU_ARM926EJS)	=
tune-$(CONFIG_CPU_ARM946ES)	=
tune-$(CONFIG_CPU_SA1100)	=-mtune=strongarm1100
tune-$(CONFIG_CPU_PXA)		=-mcpu=xscale
tune-$(CONFIG_CPU_ARM1136)	=
tune-$(CONFIG_CPU_ARM1176)	=
tune-$(CONFIG_CPU_V7A)		=-mtune=generic-armv7-a
tune-$(CONFIG_CPU_V7R)		=
tune-$(CONFIG_ARM64)		=

# Evaluate tune cc-option calls now
tune-y := $(tune-y)

PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)

# Machine directory name.  This list is sorted alphanumerically
# by CONFIG_* macro name.
machine-$(CONFIG_ARCH_APPLE)		+= apple
machine-$(CONFIG_ARCH_ASPEED)		+= aspeed
machine-$(CONFIG_ARCH_AT91)		+= at91
machine-$(CONFIG_ARCH_BCM283X)		+= bcm283x
machine-$(CONFIG_ARCH_BCMSTB)		+= bcmstb
machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
machine-$(CONFIG_ARCH_IPQ40XX)		+= ipq40xx
machine-$(CONFIG_ARCH_K3)		+= k3
machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
machine-$(CONFIG_ARCH_KIRKWOOD)		+= kirkwood
machine-$(CONFIG_ARCH_LPC32XX)		+= lpc32xx
machine-$(CONFIG_ARCH_MEDIATEK)		+= mediatek
machine-$(CONFIG_ARCH_MESON)		+= meson
machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
machine-$(CONFIG_ARCH_NEXELL)		+= nexell
machine-$(CONFIG_ARCH_NPCM)             += npcm
machine-$(CONFIG_ARCH_OMAP2PLUS)	+= omap2
machine-$(CONFIG_ARCH_ORION5X)		+= orion5x
machine-$(CONFIG_ARCH_OWL)		+= owl
machine-$(CONFIG_ARCH_RMOBILE)		+= rmobile
machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
machine-$(CONFIG_ARCH_S5PC1XX)		+= s5pc1xx
machine-$(CONFIG_ARCH_SNAPDRAGON)	+= snapdragon
machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
machine-$(CONFIG_ARCH_STM32)		+= stm32
machine-$(CONFIG_ARCH_STM32MP)		+= stm32mp
machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
machine-$(CONFIG_ARCH_TEGRA)		+= tegra
machine-$(CONFIG_ARCH_U8500)		+= u8500
machine-$(CONFIG_ARCH_OCTEONTX)		+= octeontx
machine-$(CONFIG_ARCH_OCTEONTX2)	+= octeontx2
machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
machine-$(CONFIG_ARCH_VERSAL)		+= versal
machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
machine-$(CONFIG_ARCH_ZYNQMP)		+= zynqmp
machine-$(CONFIG_ARCH_ZYNQMP_R5)	+= zynqmp-r5

machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))

PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))

libs-y += $(machdirs)

head-y := arch/arm/cpu/$(CPU)/start.o

ifeq ($(CONFIG_SPL_BUILD),y)
ifneq ($(CONFIG_SPL_START_S_PATH),)
head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
endif
endif

libs-y += arch/arm/cpu/$(CPU)/
libs-y += arch/arm/cpu/
libs-y += arch/arm/lib/

ifeq ($(CONFIG_SPL_BUILD),y)
ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(filter $(SOC), mx25 mx5 mx6 mx7 mx35 imx8m imx8 imx8ulp imxrt))
libs-y += arch/arm/mach-imx/
endif
else
ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx7ulp mx31 mx35 mxs imx8m imx8 imx8ulp imxrt vf610))
libs-y += arch/arm/mach-imx/
endif
endif

ifneq (,$(filter $(SOC), kirkwood))
libs-y += arch/arm/mach-mvebu/
endif

# deprecated
-include $(machdirs)/config.mk