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>
mariux64 · Sep 25, 2014 · ff2e466 · ff2e466
1 parent e36d122
commit ff2e466
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 0 deletions.
diff --git 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
@@ -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