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|
#
# SPDX-License-Identifier: GPL-2.0+
#
ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
CONFIG_CPU_V7=
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-$(CONFIG_CPU_ARM1136) =-march=armv5
arch-$(CONFIG_CPU_ARM1176) =-march=armv5t
arch-$(CONFIG_CPU_V7) =$(call cc-option, -march=armv7-a, \
$(call cc-option, -march=armv7, -march=armv5))
arch-$(CONFIG_ARM64) =-march=armv8-a
# 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_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_V7) =
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_ASPEED) += aspeed
machine-$(CONFIG_ARCH_AT91) += at91
machine-$(CONFIG_ARCH_BCM283X) += bcm283x
machine-$(CONFIG_ARCH_DAVINCI) += davinci
machine-$(CONFIG_ARCH_EXYNOS) += exynos
machine-$(CONFIG_ARCH_HIGHBANK) += highbank
machine-$(CONFIG_ARCH_KEYSTONE) += keystone
# TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
machine-$(CONFIG_KIRKWOOD) += kirkwood
machine-$(CONFIG_ARCH_MESON) += meson
machine-$(CONFIG_ARCH_MVEBU) += mvebu
# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
machine-$(CONFIG_ORION5X) += orion5x
machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2
machine-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx
machine-$(CONFIG_ARCH_SUNXI) += sunxi
machine-$(CONFIG_ARCH_SNAPDRAGON) += snapdragon
machine-$(CONFIG_ARCH_SOCFPGA) += socfpga
machine-$(CONFIG_ARCH_RMOBILE) += rmobile
machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip
machine-$(CONFIG_STM32) += stm32
machine-$(CONFIG_TEGRA) += tegra
machine-$(CONFIG_ARCH_UNIPHIER) += uniphier
machine-$(CONFIG_ARCH_ZYNQ) += zynq
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)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx5 mx6 mx7 mx35))
libs-y += arch/arm/imx-common/
endif
else
ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx7ulp mx31 mx35 mxs vf610))
libs-y += arch/arm/imx-common/
endif
endif
ifneq (,$(filter $(SOC), kirkwood))
libs-y += arch/arm/mach-mvebu/
endif
# deprecated
-include $(machdirs)/config.mk
|
