[PATCH] ARM: VExpress: Kconfig: avoid arm6 compatible for ARCH_VEXPRESS

[Chen Gang]

ARCH_VEXPRESS isn't compatible with arm6 (not support "-march=armv6k"),
so add dependency for it, or allmodconfig can not pass compiling.

The related command:

  arm-linux-gnueabi-gcc -Wp,-MD,arch/arm/mach-vexpress/.dcscb.o.d  -nostdinc -isystem /usr/lib/gcc/arm-linux-gnueabi/4.7/include -I/root/linux-next/arch/arm/include -Iarch/arm/include/generated  -Iinclude -I/root/linux-next/arch/arm/include/uapi -Iarch/arm/include/generated/uapi -I/root/linux-next/include/uapi -Iinclude/generated/uapi -include /root/linux-next/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -Werror=implicit-int -Werror=strict-prototypes -Os -Wno-maybe-uninitialized -fno-dwarf2-cfi-asm -fno-omit-frame-pointer -mapcs -mno-sched-prolog -fstack-protector -mabi=aapcs-linux -mno-thumb-interwork -funwind-tables -marm -D__LINUX_ARM_ARCH__=6 -march=armv6k -mtune=arm1136j-s -msoft-float -Uarm -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=1024 -Wno-unused-but-se
 t-variabl
e -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -femit-struct-debug-baseonly -fno-var-tracking -pg -fno-inline-functions-called-once -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -DCC_HAVE_ASM_GOTO -I/root/linux-next/arch/arm/mach-vexpress/include -I/root/linux-next/arch/arm/plat-versatile/include -W     -D"KBUILD_STR(s)=#s" -D"KBUILD_BASENAME=KBUILD_STR(dcscb)"  -D"KBUILD_MODNAME=KBUILD_STR(dcscb)" -c -o arch/arm/mach-vexpress/.tmp_dcscb.o arch/arm/mach-vexpress/dcscb.c

The related error:

  /tmp/ccOMIprI.s: Assembler messages:
  /tmp/ccOMIprI.s:507: Error: selected processor does not support ARM mode `isb '
  /tmp/ccOMIprI.s:513: Error: selected processor does not support ARM mode `isb '
  /tmp/ccOMIprI.s:514: Error: selected processor does not support ARM mode `dsb '
  /tmp/ccOMIprI.s:584: Error: selected processor does not support ARM mode `isb '
  /tmp/ccOMIprI.s:590: Error: selected processor does not support ARM mode `isb '
  /tmp/ccOMIprI.s:591: Error: selected processor does not support ARM mode `dsb '
  make[1]: *** [arch/arm/mach-vexpress/dcscb.o] Error 1
  make: *** [arch/arm/mach-vexpress] Error 2



Signed-off-by: Chen Gang <gang.chen at asianux.com>
---
 arch/arm/mach-vexpress/Kconfig |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig
index 3657954..945e2f9 100644
--- a/arch/arm/mach-vexpress/Kconfig
+++ b/arch/arm/mach-vexpress/Kconfig
@@ -1,5 +1,5 @@
 config ARCH_VEXPRESS
-	bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7
+	bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7 && !ARCH_MULTI_V6 && !CPU_V6 && !CPU_V6K
 	select ARCH_REQUIRE_GPIOLIB
 	select ARM_AMBA
 	select ARM_GIC
-- 
1.7.7.6