karo: tx28: set CONFIG_ENV_OVERWRITE also for NAND environment

[karo-tx-uboot.git] / arch / mips / config.mk

diff --git a/arch/mips/config.mk b/arch/mips/config.mk
index 2abdebbe136ad66ad632bbc7ee47d301760d3f03..52e28f2ca5cc7e4fc16dd06e21bb251b0f824eb7 100644 (file)
--- a/arch/mips/config.mk
+++ b/arch/mips/config.mk
@@ -5,25 +5,43 @@
 # SPDX-License-Identifier:     GPL-2.0+
 #
 
-CROSS_COMPILE ?= mips_4KC-
-
-# Handle special prefix in ELDK 4.0 toolchain
-ifneq (,$(findstring 4KCle,$(CROSS_COMPILE)))
-ENDIANNESS := -EL
+ifdef CONFIG_SYS_BIG_ENDIAN
+32bit-emul             := elf32btsmip
+64bit-emul             := elf64btsmip
+32bit-bfd              := elf32-tradbigmips
+64bit-bfd              := elf64-tradbigmips
+PLATFORM_CPPFLAGS      += -EB
+PLATFORM_LDFLAGS       += -EB
 endif
 
 ifdef CONFIG_SYS_LITTLE_ENDIAN
-ENDIANNESS := -EL
+32bit-emul             := elf32ltsmip
+64bit-emul             := elf64ltsmip
+32bit-bfd              := elf32-tradlittlemips
+64bit-bfd              := elf64-tradlittlemips
+PLATFORM_CPPFLAGS      += -EL
+PLATFORM_LDFLAGS       += -EL
 endif
 
-ifdef CONFIG_SYS_BIG_ENDIAN
-ENDIANNESS := -EB
+ifdef CONFIG_32BIT
+PLATFORM_CPPFLAGS      += -mabi=32
+PLATFORM_LDFLAGS       += -m $(32bit-emul)
+OBJCOPYFLAGS           += -O $(32bit-bfd)
+endif
+
+ifdef CONFIG_64BIT
+PLATFORM_CPPFLAGS      += -mabi=64
+PLATFORM_LDFLAGS       += -m$(64bit-emul)
+OBJCOPYFLAGS           += -O $(64bit-bfd)
 endif
 
-# Default to EB if no endianess is configured
-ENDIANNESS ?= -EB
+cpuflags-$(CONFIG_CPU_MIPS32_R1) += -march=mips32 -Wa,-mips32
+cpuflags-$(CONFIG_CPU_MIPS32_R2) += -march=mips32r2 -Wa,-mips32r2
+cpuflags-$(CONFIG_CPU_MIPS64_R1) += -march=mips64 -Wa,-mips64
+cpuflags-$(CONFIG_CPU_MIPS64_R2) += -march=mips64r2 -Wa,-mips64r2
+PLATFORM_CPPFLAGS += $(cpuflags-y)
 
-PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__
+PLATFORM_CPPFLAGS += -D__MIPS__
 
 #
 # From Linux arch/mips/Makefile
@@ -45,9 +63,10 @@ PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__
 # On the other hand, we want PIC in the U-Boot code to relocate it from ROM
 # to RAM. $28 is always used as gp.
 #
-PLATFORM_CPPFLAGS              += -G 0 -mabicalls -fpic $(ENDIANNESS)
+PLATFORM_CPPFLAGS              += -G 0 -mabicalls -fpic
 PLATFORM_CPPFLAGS              += -msoft-float
-PLATFORM_LDFLAGS               += -G 0 -static -n -nostdlib $(ENDIANNESS)
+PLATFORM_LDFLAGS               += -G 0 -static -n -nostdlib
 PLATFORM_RELFLAGS              += -ffunction-sections -fdata-sections
 LDFLAGS_FINAL                  += --gc-sections -pie
-OBJCOPYFLAGS                   += --remove-section=.dynsym
+OBJCOPYFLAGS                   += -j .text -j .rodata -j .data -j .got
+OBJCOPYFLAGS                   += -j .u_boot_list -j .rel.dyn -j .padding