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authorYalin Wang <Yalin.Wang@sonymobile.com>2015-01-16 02:45:55 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2015-01-16 15:06:18 +0100
commit0b7857dbeb256d1a9c0c606ec4b5f417e159040b (patch)
tree00d423118f36a70a1439582d316e42c1dd0bef68 /arch/arm/Kconfig
parentARM: 8189/1: arm64:add bitrev.h file to support rbit instruction (diff)
downloadlinux-0b7857dbeb256d1a9c0c606ec4b5f417e159040b.tar.xz
linux-0b7857dbeb256d1a9c0c606ec4b5f417e159040b.zip
ARM: 8287/1: add bitrev.h file to support rbit instruction
This patch add bitrev.h file to support rbit instruction, so that we can do bitrev operation by hardware. Signed-off-by: Yalin Wang <yalin.wang@sonymobile.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/Kconfig')
-rw-r--r--arch/arm/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 97d07ed60a0b..c3a986d45125 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -29,6 +29,7 @@ config ARM
select HANDLE_DOMAIN_IRQ
select HARDIRQS_SW_RESEND
select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
+ select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KGDB
select HAVE_ARCH_SECCOMP_FILTER if (AEABI && !OABI_COMPAT)