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Daniel Schwierzecke19db552014-11-21 23:51:33 +01001#
2# SPDX-License-Identifier: GPL-2.0+
3#
4
Masahiro Yamadabf71a292015-04-12 00:58:14 +09005ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
6CONFIG_CPU_V7=
7CONFIG_CPU_ARM720T=y
8endif
9
Masahiro Yamada79d75d72015-02-27 02:40:33 +090010# This selects which instruction set is used.
11arch-$(CONFIG_CPU_ARM720T) =-march=armv4
David Müller (ELSOFT AG)02499e42016-02-09 16:48:29 +010012arch-$(CONFIG_CPU_ARM920T) =-march=armv4t
Masahiro Yamada79d75d72015-02-27 02:40:33 +090013arch-$(CONFIG_CPU_ARM926EJS) =-march=armv5te
Marek Vasut626f6e42016-04-30 14:45:59 +020014arch-$(CONFIG_CPU_ARM946ES) =-march=armv5te
Masahiro Yamada79d75d72015-02-27 02:40:33 +090015arch-$(CONFIG_CPU_SA1100) =-march=armv4
16arch-$(CONFIG_CPU_PXA) =
17arch-$(CONFIG_CPU_ARM1136) =-march=armv5
18arch-$(CONFIG_CPU_ARM1176) =-march=armv5t
Tom Rinib745e822016-03-16 19:55:55 -040019arch-$(CONFIG_CPU_V7) =$(call cc-option, -march=armv7-a, \
20 $(call cc-option, -march=armv7, -march=armv5))
Masahiro Yamada79d75d72015-02-27 02:40:33 +090021arch-$(CONFIG_ARM64) =-march=armv8-a
22
Tom Rinia78cd862016-08-01 18:54:53 -040023# On Tegra systems we must build SPL for the armv4 core on the device
24# but otherwise we can use the value in CONFIG_SYS_ARM_ARCH
25ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
26arch-y += -D__LINUX_ARM_ARCH__=4
27else
28arch-y += -D__LINUX_ARM_ARCH__=$(CONFIG_SYS_ARM_ARCH)
29endif
30
Masahiro Yamada79d75d72015-02-27 02:40:33 +090031# Evaluate arch cc-option calls now
32arch-y := $(arch-y)
33
34# This selects how we optimise for the processor.
35tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
36tune-$(CONFIG_CPU_ARM920T) =
37tune-$(CONFIG_CPU_ARM926EJS) =
38tune-$(CONFIG_CPU_ARM946ES) =
39tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
40tune-$(CONFIG_CPU_PXA) =-mcpu=xscale
41tune-$(CONFIG_CPU_ARM1136) =
42tune-$(CONFIG_CPU_ARM1176) =
43tune-$(CONFIG_CPU_V7) =
44tune-$(CONFIG_ARM64) =
45
46# Evaluate tune cc-option calls now
47tune-y := $(tune-y)
48
49PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
50
Masahiro Yamada01f14452015-02-20 17:04:02 +090051# Machine directory name. This list is sorted alphanumerically
52# by CONFIG_* macro name.
Masahiro Yamada62011842015-02-20 17:04:03 +090053machine-$(CONFIG_ARCH_AT91) += at91
Masahiro Yamadaddf6bd42015-03-19 19:42:56 +090054machine-$(CONFIG_ARCH_BCM283X) += bcm283x
Masahiro Yamada601fbec2015-02-20 17:04:05 +090055machine-$(CONFIG_ARCH_DAVINCI) += davinci
Thomas Abraham77b55e82015-08-03 17:58:00 +053056machine-$(CONFIG_ARCH_EXYNOS) += exynos
Masahiro Yamada72a8ff42015-02-20 17:04:08 +090057machine-$(CONFIG_ARCH_HIGHBANK) += highbank
Masahiro Yamada39a72342015-02-20 17:04:11 +090058machine-$(CONFIG_ARCH_KEYSTONE) += keystone
Masahiro Yamada56f86e32015-02-20 17:04:06 +090059# TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
60machine-$(CONFIG_KIRKWOOD) += kirkwood
Beniamino Galvanibfcef282016-05-08 08:30:16 +020061machine-$(CONFIG_ARCH_MESON) += meson
Stefan Roese81e33f42015-12-21 13:56:33 +010062machine-$(CONFIG_ARCH_MVEBU) += mvebu
Masahiro Yamada09f455d2015-02-20 17:04:04 +090063# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
Masahiro Yamada3e93b4e2015-02-20 17:04:09 +090064# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
65machine-$(CONFIG_ORION5X) += orion5x
Minkyu Kang225f5ee2015-11-20 15:24:57 +090066machine-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx
Alexander Grafe6e505b2016-03-29 17:29:06 +020067machine-$(CONFIG_ARCH_SUNXI) += sunxi
Mateusz Kulikowski08592132016-03-31 23:12:32 +020068machine-$(CONFIG_ARCH_SNAPDRAGON) += snapdragon
Masahiro Yamada05a21722015-04-21 20:38:21 +090069machine-$(CONFIG_ARCH_SOCFPGA) += socfpga
Simon Glass2444dae2015-08-30 16:55:38 -060070machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip
Vikas Manocha0a61ee82016-01-15 17:49:06 -080071machine-$(CONFIG_STM32) += stm32
Masahiro Yamada09f455d2015-02-20 17:04:04 +090072machine-$(CONFIG_TEGRA) += tegra
Masahiro Yamada4c425572015-02-27 02:26:42 +090073machine-$(CONFIG_ARCH_UNIPHIER) += uniphier
Masahiro Yamada5ca269a2015-03-16 16:43:24 +090074machine-$(CONFIG_ARCH_ZYNQ) += zynq
Masahiro Yamada01f14452015-02-20 17:04:02 +090075
76machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
77
Masahiro Yamada30ebf882015-02-20 17:04:19 +090078PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
79
Masahiro Yamada01f14452015-02-20 17:04:02 +090080libs-y += $(machdirs)
81
Daniel Schwierzecke19db552014-11-21 23:51:33 +010082head-y := arch/arm/cpu/$(CPU)/start.o
83
84ifeq ($(CONFIG_SPL_BUILD),y)
85ifneq ($(CONFIG_SPL_START_S_PATH),)
86head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
87endif
88endif
89
90libs-y += arch/arm/cpu/$(CPU)/
91libs-y += arch/arm/cpu/
92libs-y += arch/arm/lib/
93
94ifeq ($(CONFIG_SPL_BUILD),y)
Adrian Alonsocd562c82015-09-02 13:54:23 -050095ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35))
Daniel Schwierzecke19db552014-11-21 23:51:33 +010096libs-y += arch/arm/imx-common/
97endif
98else
Adrian Alonsocd562c82015-09-02 13:54:23 -050099ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35 mxs vf610))
Daniel Schwierzecke19db552014-11-21 23:51:33 +0100100libs-y += arch/arm/imx-common/
101endif
102endif
103
Stefan Roesed0787652015-04-25 06:29:46 +0200104ifneq (,$(filter $(SOC), kirkwood))
105libs-y += arch/arm/mach-mvebu/
Daniel Schwierzecke19db552014-11-21 23:51:33 +0100106endif
Masahiro Yamada01f14452015-02-20 17:04:02 +0900107
108# deprecated
109-include $(machdirs)/config.mk