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powerpc: Set default CPU type to POWER8 for little endian builds 

We supported POWER7 CPUs for bootstrapping little endian, but the
target was always POWER8. Now that POWER7 specific issues are
impacting performance, change the default target to POWER8.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Anton Blanchard 2016-09-25 22:35:41 +10:00 committed by Michael Ellerman
parent 8a18cc0c2c
commit e2ad477cb2
1 changed files with 1 additions and 0 deletions
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arch/powerpc/platforms/Kconfig.cputype
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@ -87,6 +87,7 @@ endchoice
choice
prompt "CPU selection"
depends on PPC64
default POWER8_CPU if CPU_LITTLE_ENDIAN
default GENERIC_CPU
help
This will create a kernel which is optimised for a particular CPU.