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-$(CONFIG_ARCH_MVEBU) += mvebu 54# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA 55# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X 56machine-$(CONFIG_ORION5X) += orion5x 57machine-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx 58machine-$(CONFIG_ARCH_SUNXI) += sunxi 59machine-$(CONFIG_ARCH_SNAPDRAGON) += snapdragon 60machine-$(CONFIG_ARCH_SOCFPGA) += socfpga 61machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip 62machine-$(CONFIG_STM32) += stm32 63machine-$(CONFIG_TEGRA) += tegra 64machine-$(CONFIG_ARCH_UNIPHIER) += uniphier 65machine-$(CONFIG_ARCH_ZYNQ) += zynq 66 67machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y)) 68 69PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs)) 70 71libs-y += $(machdirs) 72 73head-y := arch/arm/cpu/$(CPU)/start.o 74 75ifeq ($(CONFIG_SPL_BUILD),y) 76ifneq ($(CONFIG_SPL_START_S_PATH),) 77head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o 78endif 79endif 80 81libs-y += arch/arm/cpu/$(CPU)/ 82libs-y += arch/arm/cpu/ 83libs-y += arch/arm/lib/ 84 85ifeq ($(CONFIG_SPL_BUILD),y) 86ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35)) 87libs-y += arch/arm/imx-common/ 88endif 89else 90ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx31 mx35 mxs vf610)) 91libs-y += arch/arm/imx-common/ 92endif 93endif 94 95ifneq (,$(filter $(SOC), kirkwood)) 96libs-y += arch/arm/mach-mvebu/ 97endif 98 99# deprecated 100-include $(machdirs)/config.mk 101