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MIPS: SGI-IP22: Remove unnecessary check of GCC option 

According to Documentation/process/changes.rst, the minimal version of GCC
is 5.1, and -mr10k-cache-barrier=store is supported with GCC 5.1 [1], just
remove the unnecessary check to fix the build error [2]:

  arch/mips/sgi-ip22/Platform:28: *** gcc doesn't support needed option -mr10k-cache-barrier=store.  Stop.

[1] https://gcc.gnu.org/onlinedocs/gcc-5.1.0/gcc/MIPS-Options.html
[2] https://github.com/ClangBuiltLinux/linux/issues/1543

Reported-by: Ryutaroh Matsumoto <ryutaroh@ict.e.titech.ac.jp>
Suggested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Tiezhu Yang 2021-12-14 11:09:01 +08:00 committed by Thomas Bogendoerfer
parent 2bcb9c2508
commit 048cc2378c
1 changed files with 0 additions and 5 deletions
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5
arch/mips/sgi-ip22/Platform
View File

@ -23,10 +23,5 @@ endif
# be 16kb aligned or the handling of the current variable will break.
# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
#
ifdef CONFIG_SGI_IP28
ifeq ($(call cc-option-yn,-march=r10000 -mr10k-cache-barrier=store), n)
$(error gcc doesn't support needed option -mr10k-cache-barrier=store)
endif
endif
cflags-$(CONFIG_SGI_IP28) += -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
load-$(CONFIG_SGI_IP28) += 0xa800000020004000