riscv: Enforce DWARF4 output

Since commit 409e4b547872 ("Makefile: Enforce DWARF4 output") the
whole U-Boot build switched to enforce DWARF4 output, but RISC-V
is still on its own setting. Let's switch to use U-Boot's setting.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>

diff --git a/arch/riscv/config.mk b/arch/riscv/config.mk
index a8ed3fa..f74c3f3 100644 (file)
--- a/arch/riscv/config.mk
+++ b/arch/riscv/config.mk
@@ -24,8 +24,7 @@ EFI_LDS                       := elf_riscv64_efi.lds
 endif
 
 PLATFORM_CPPFLAGS      += -ffixed-gp -fpic
-PLATFORM_RELFLAGS      += -fno-common -gdwarf-2 -ffunction-sections \
-                          -fdata-sections
+PLATFORM_RELFLAGS      += -fno-common -ffunction-sections -fdata-sections
 LDFLAGS_u-boot         += --gc-sections -static -pie
 
 EFI_CRT0               := crt0_riscv_efi.o