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authorAnton Blanchard <anton@samba.org>2014-09-16 10:47:49 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2014-09-25 23:14:49 +1000
commitff2e466aa2339238c941dee873e553687e941f3f (patch)
treed606f460c042267b50be408bf864ec1a1638928f /arch
parente36d1227776a2daa2c9aa7f997ac7083d6783f2c (diff)
downloadop-kernel-dev-ff2e466aa2339238c941dee873e553687e941f3f.zip
op-kernel-dev-ff2e466aa2339238c941dee873e553687e941f3f.tar.gz
powerpc: Add POWER8 CPU selection
This allows the user to build a kernel targeted at POWER8 (ie gcc -mcpu=power8). Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/Makefile1
-rw-r--r--arch/powerpc/platforms/Kconfig.cputype4
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 5687e29..132d9c6 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -135,6 +135,7 @@ CFLAGS-$(CONFIG_POWER4_CPU) += $(call cc-option,-mcpu=power4)
CFLAGS-$(CONFIG_POWER5_CPU) += $(call cc-option,-mcpu=power5)
CFLAGS-$(CONFIG_POWER6_CPU) += $(call cc-option,-mcpu=power6)
CFLAGS-$(CONFIG_POWER7_CPU) += $(call cc-option,-mcpu=power7)
+CFLAGS-$(CONFIG_POWER8_CPU) += $(call cc-option,-mcpu=power8)
# Altivec option not allowed with e500mc64 in GCC.
ifeq ($(CONFIG_ALTIVEC),y)
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index e8bc408..26703be 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -117,6 +117,10 @@ config POWER7_CPU
bool "POWER7"
depends on PPC_BOOK3S_64
+config POWER8_CPU
+ bool "POWER8"
+ depends on PPC_BOOK3S_64
+
config E5500_CPU
bool "Freescale e5500"
depends on E500
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