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=armv4 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-$(CONFIG_ARMADA_XP) += mvebu 53# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA 54# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X 55machine-$(CONFIG_ORION5X) += orion5x 56machine-$(CONFIG_ARCH_SOCFPGA) += socfpga 57machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip 58machine-$(CONFIG_TEGRA) += tegra 59machine-$(CONFIG_ARCH_UNIPHIER) += uniphier 60machine-$(CONFIG_ARCH_ZYNQ) += zynq 61 62machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y)) 63 64PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs)) 65 66libs-y += $(machdirs) 67 68head-y := arch/arm/cpu/$(CPU)/start.o 69 70ifeq ($(CONFIG_SPL_BUILD),y) 71ifneq ($(CONFIG_SPL_START_S_PATH),) 72head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o 73endif 74endif 75 76libs-y += arch/arm/cpu/$(CPU)/ 77libs-y += arch/arm/cpu/ 78libs-y += arch/arm/lib/ 79 80ifeq ($(CONFIG_SPL_BUILD),y) 81ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35)) 82libs-y += arch/arm/imx-common/ 83endif 84else 85ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35 mxs vf610)) 86libs-y += arch/arm/imx-common/ 87endif 88endif 89 90ifneq (,$(filter $(SOC), kirkwood)) 91libs-y += arch/arm/mach-mvebu/ 92endif 93 94# deprecated 95-include $(machdirs)/config.mk 96