arch/arm/Makefile

   1 #
   2 # SPDX-License-Identifier:      GPL-2.0+
   3 #
   4
   5 ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
   6 CONFIG_CPU_V7=
   7 CONFIG_CPU_ARM720T=y
   8 endif
   9
  10 # This selects which instruction set is used.
  11 arch-$(CONFIG_CPU_ARM720T)      =-march=armv4
  12 arch-$(CONFIG_CPU_ARM920T)      =-march=armv4
  13 arch-$(CONFIG_CPU_ARM926EJS)    =-march=armv5te
  14 arch-$(CONFIG_CPU_ARM946ES)     =-march=armv4
  15 arch-$(CONFIG_CPU_SA1100)       =-march=armv4
  16 arch-$(CONFIG_CPU_PXA)          =
  17 arch-$(CONFIG_CPU_ARM1136)      =-march=armv5
  18 arch-$(CONFIG_CPU_ARM1176)      =-march=armv5t
  19 arch-$(CONFIG_CPU_V7)           =$(call cc-option, -march=armv7-a, -march=armv5)
  20 arch-$(CONFIG_ARM64)            =-march=armv8-a
  21
  22 # Evaluate arch cc-option calls now
  23 arch-y := $(arch-y)
  24
  25 # This selects how we optimise for the processor.
  26 tune-$(CONFIG_CPU_ARM720T)      =-mtune=arm7tdmi
  27 tune-$(CONFIG_CPU_ARM920T)      =
  28 tune-$(CONFIG_CPU_ARM926EJS)    =
  29 tune-$(CONFIG_CPU_ARM946ES)     =
  30 tune-$(CONFIG_CPU_SA1100)       =-mtune=strongarm1100
  31 tune-$(CONFIG_CPU_PXA)          =-mcpu=xscale
  32 tune-$(CONFIG_CPU_ARM1136)      =
  33 tune-$(CONFIG_CPU_ARM1176)      =
  34 tune-$(CONFIG_CPU_V7)           =
  35 tune-$(CONFIG_ARM64)            =
  36
  37 # Evaluate tune cc-option calls now
  38 tune-y := $(tune-y)
  39
  40 PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
  41
  42 # Machine directory name.  This list is sorted alphanumerically
  43 # by CONFIG_* macro name.
  44 machine-$(CONFIG_ARCH_AT91)             += at91
  45 machine-$(CONFIG_ARCH_BCM283X)          += bcm283x
  46 machine-$(CONFIG_ARCH_DAVINCI)          += davinci
  47 machine-$(CONFIG_ARCH_HIGHBANK)         += highbank
  48 machine-$(CONFIG_ARCH_KEYSTONE)         += keystone
  49 # TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
  50 machine-$(CONFIG_KIRKWOOD)              += kirkwood
  51 machine-$(CONFIG_ARMADA_XP)             += mvebu
  52 # TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
  53 machine-$(CONFIG_ARCH_NOMADIK)          += nomadik
  54 # TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
  55 machine-$(CONFIG_ORION5X)               += orion5x
  56 machine-$(CONFIG_ARCH_SOCFPGA)          += socfpga
  57 machine-$(CONFIG_TEGRA)                 += tegra
  58 machine-$(CONFIG_ARCH_UNIPHIER)         += uniphier
  59 machine-$(CONFIG_ARCH_VERSATILE)        += versatile
  60 machine-$(CONFIG_ARCH_ZYNQ)             += zynq
  61
  62 machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
  63
  64 PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
  65
  66 libs-y += $(machdirs)
  67
  68 head-y := arch/arm/cpu/$(CPU)/start.o
  69
  70 ifeq ($(CONFIG_SPL_BUILD),y)
  71 ifneq ($(CONFIG_SPL_START_S_PATH),)
  72 head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
  73 endif
  74 endif
  75
  76 libs-y += arch/arm/cpu/$(CPU)/
  77 libs-y += arch/arm/cpu/
  78 libs-y += arch/arm/lib/
  79
  80 ifeq ($(CONFIG_SPL_BUILD),y)
  81 ifneq (,$(CONFIG_MX23)$(CONFIG_MX35)$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35))
  82 libs-y += arch/arm/imx-common/
  83 endif
  84 else
  85 ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx31 mx35 mxs vf610))
  86 libs-y += arch/arm/imx-common/
  87 endif
  88 endif
  89
  90 ifneq (,$(filter $(SOC), kirkwood))
  91 libs-y += arch/arm/mach-mvebu/
  92 endif
  93
  94 # deprecated
  95 -include $(machdirs)/config.mk