123 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0+
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ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
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CONFIG_CPU_V7A=
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CONFIG_CPU_ARM720T=y
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endif
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# This selects which instruction set is used.
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arch-$(CONFIG_CPU_ARM720T)	=-march=armv4
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arch-$(CONFIG_CPU_ARM920T)	=-march=armv4t
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arch-$(CONFIG_CPU_ARM926EJS)	=-march=armv5te
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arch-$(CONFIG_CPU_ARM946ES)	=-march=armv5te
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arch-$(CONFIG_CPU_SA1100)	=-march=armv4
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arch-$(CONFIG_CPU_PXA)		=
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arch-$(CONFIG_CPU_ARM1136)	=-march=armv5
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arch-$(CONFIG_CPU_ARM1176)	=-march=armv5t
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arch-$(CONFIG_CPU_V7A)		=$(call cc-option, -march=armv7-a, \
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				 $(call cc-option, -march=armv7))
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arch-$(CONFIG_CPU_V7M)		=-march=armv7-m
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arch-$(CONFIG_CPU_V7R)		=-march=armv7-r
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arch-$(CONFIG_ARM64)		=-march=armv8-a
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# On Tegra systems we must build SPL for the armv4 core on the device
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# but otherwise we can use the value in CONFIG_SYS_ARM_ARCH
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ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy)
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arch-y += -D__LINUX_ARM_ARCH__=4
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else
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arch-y += -D__LINUX_ARM_ARCH__=$(CONFIG_SYS_ARM_ARCH)
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endif
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# Evaluate arch cc-option calls now
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arch-y := $(arch-y)
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# This selects how we optimise for the processor.
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tune-$(CONFIG_CPU_ARM720T)	=-mtune=arm7tdmi
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tune-$(CONFIG_CPU_ARM920T)	=
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tune-$(CONFIG_CPU_ARM926EJS)	=
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tune-$(CONFIG_CPU_ARM946ES)	=
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tune-$(CONFIG_CPU_SA1100)	=-mtune=strongarm1100
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tune-$(CONFIG_CPU_PXA)		=-mcpu=xscale
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tune-$(CONFIG_CPU_ARM1136)	=
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tune-$(CONFIG_CPU_ARM1176)	=
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tune-$(CONFIG_CPU_V7A)		=-mtune=generic-armv7-a
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tune-$(CONFIG_CPU_V7R)		=
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tune-$(CONFIG_ARM64)		=
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# Evaluate tune cc-option calls now
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tune-y := $(tune-y)
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PLATFORM_CPPFLAGS += $(arch-y) $(tune-y)
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# Machine directory name.  This list is sorted alphanumerically
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# by CONFIG_* macro name.
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machine-$(CONFIG_ARCH_ASPEED)		+= aspeed
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machine-$(CONFIG_ARCH_AT91)		+= at91
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machine-$(CONFIG_ARCH_BCM283X)		+= bcm283x
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machine-$(CONFIG_ARCH_BCMSTB)		+= bcmstb
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machine-$(CONFIG_ARCH_DAVINCI)		+= davinci
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machine-$(CONFIG_ARCH_EXYNOS)		+= exynos
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machine-$(CONFIG_ARCH_HIGHBANK)		+= highbank
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machine-$(CONFIG_ARCH_K3)		+= k3
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machine-$(CONFIG_ARCH_KEYSTONE)		+= keystone
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# TODO: rename CONFIG_KIRKWOOD -> CONFIG_ARCH_KIRKWOOD
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machine-$(CONFIG_KIRKWOOD)		+= kirkwood
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machine-$(CONFIG_ARCH_MEDIATEK)		+= mediatek
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machine-$(CONFIG_ARCH_NOVATEK)		+= novatek
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machine-$(CONFIG_ARCH_MESON)		+= meson
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machine-$(CONFIG_ARCH_MVEBU)		+= mvebu
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# TODO: rename CONFIG_TEGRA -> CONFIG_ARCH_TEGRA
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# TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
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machine-$(CONFIG_ORION5X)		+= orion5x
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machine-$(CONFIG_ARCH_OMAP2PLUS)	+= omap2
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machine-$(CONFIG_ARCH_OWL)		+= owl
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machine-$(CONFIG_ARCH_S5PC1XX)		+= s5pc1xx
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machine-$(CONFIG_ARCH_SUNXI)		+= sunxi
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machine-$(CONFIG_ARCH_SNAPDRAGON)	+= snapdragon
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machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
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machine-$(CONFIG_ARCH_RMOBILE)		+= rmobile
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machine-$(CONFIG_ARCH_ROCKCHIP)		+= rockchip
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machine-$(CONFIG_STM32)			+= stm32
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machine-$(CONFIG_ARCH_STM32MP)		+= stm32mp
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machine-$(CONFIG_TEGRA)			+= tegra
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machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
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machine-$(CONFIG_ARCH_ZYNQ)		+= zynq
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machine-$(CONFIG_ARCH_ZYNQMP)		+= zynqmp
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machine-$(CONFIG_ARCH_VERSAL)		+= versal
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machine-$(CONFIG_ARCH_ZYNQMP_R5)	+= zynqmp-r5
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machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
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PLATFORM_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs))
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libs-y += $(machdirs)
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head-y := arch/arm/cpu/$(CPU)/start.o
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ifeq ($(CONFIG_SPL_BUILD),y)
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ifneq ($(CONFIG_SPL_START_S_PATH),)
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head-y := $(CONFIG_SPL_START_S_PATH:"%"=%)/start.o
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endif
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endif
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libs-y += arch/arm/cpu/$(CPU)/
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libs-y += arch/arm/cpu/
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libs-y += arch/arm/lib/
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ifeq ($(CONFIG_SPL_BUILD),y)
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ifneq (,$(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_MX35)$(filter $(SOC), mx25 mx5 mx6 mx7 mx35 imx8m imx8))
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libs-y += arch/arm/mach-imx/
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endif
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else
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ifneq (,$(filter $(SOC), mx25 mx27 mx5 mx6 mx7 mx7ulp mx31 mx35 mxs imx8m imx8 vf610))
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libs-y += arch/arm/mach-imx/
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endif
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endif
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ifneq (,$(filter $(SOC), kirkwood))
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libs-y += arch/arm/mach-mvebu/
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endif
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# deprecated
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-include $(machdirs)/config.mk
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