diff --git a/arch/riscv/config.mk b/arch/riscv/config.mk
index c0b3858..b235ae1 100644
--- a/arch/riscv/config.mk
+++ b/arch/riscv/config.mk
@@ -18,12 +18,16 @@ endif
 64bit-emul		:= elf64lriscv
 
 ifdef CONFIG_32BIT
+PLATFORM_CPPFLAGS	+= -march=rv32ima -mabi=ilp32
 PLATFORM_LDFLAGS	+= -m $(32bit-emul)
+CFLAGS_EFI		+= -march=rv32ima -mabi=ilp32
 EFI_LDS			:= elf_riscv32_efi.lds
 endif
 
 ifdef CONFIG_64BIT
+PLATFORM_CPPFLAGS	+= -march=rv64ima -mabi=lp64
 PLATFORM_LDFLAGS	+= -m $(64bit-emul)
+CFLAGS_EFI		+= -march=rv64ima -mabi=lp64
 EFI_LDS			:= elf_riscv64_efi.lds
 endif
 
@@ -31,8 +35,8 @@ CONFIG_STANDALONE_LOAD_ADDR = 0x00000000 \
 			      -T $(srctree)/examples/standalone/riscv.lds
 
 PLATFORM_CPPFLAGS	+= -ffixed-gp -fpic
-PLATFORM_RELFLAGS += -fno-common -gdwarf-2 -ffunction-sections
-LDFLAGS_u-boot += --gc-sections -static -pie
+PLATFORM_RELFLAGS	+= -fno-common -gdwarf-2 -ffunction-sections
+LDFLAGS_u-boot		+= --gc-sections -static -pie
 
 EFI_CRT0		:= crt0_riscv_efi.o
 EFI_RELOC		:= reloc_riscv_efi.o