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powerpc: Update Kconfig + Makefile to prepare for server doorbells 

Move the rule to build doorbell support out of the Makefile and into a
new Kconfig boolean that platforms can select.

We will add doorbell support to pseries as well in the next patch.

Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Tested-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
hifive-unleashed-5.1
Ian Munsie 2012-11-14 18:49:49 +00:00 committed by Benjamin Herrenschmidt
parent fe9e1d54e3
commit 440bc68553
2 changed files with 8 additions and 2 deletions
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4
arch/powerpc/kernel/Makefile
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@ -75,8 +75,8 @@ endif
obj64-$(CONFIG_HIBERNATION) += swsusp_asm64.o
obj-$(CONFIG_MODULES) += module.o module_$(CONFIG_WORD_SIZE).o
obj-$(CONFIG_44x) += cpu_setup_44x.o
obj-$(CONFIG_PPC_FSL_BOOK3E) += cpu_setup_fsl_booke.o dbell.o
obj-$(CONFIG_PPC_BOOK3E_64) += dbell.o
obj-$(CONFIG_PPC_FSL_BOOK3E) += cpu_setup_fsl_booke.o
obj-$(CONFIG_PPC_DOORBELL) += dbell.o
obj-$(CONFIG_JUMP_LABEL) += jump_label.o
extra-y := head_$(CONFIG_WORD_SIZE).o

6
arch/powerpc/platforms/Kconfig.cputype
View File

@ -76,6 +76,7 @@ config PPC_BOOK3E_64
bool "Embedded processors"
select PPC_FPU # Make it a choice ?
select PPC_SMP_MUXED_IPI
select PPC_DOORBELL
endchoice
@ -208,6 +209,7 @@ config PPC_FSL_BOOK3E
select FSL_EMB_PERFMON
select PPC_SMP_MUXED_IPI
select SYS_SUPPORTS_HUGETLBFS if PHYS_64BIT || PPC64
select PPC_DOORBELL
default y if FSL_BOOKE
config PTE_64BIT
@ -382,4 +384,8 @@ config NOT_COHERENT_CACHE
config CHECK_CACHE_COHERENCY
bool
config PPC_DOORBELL
bool
default n
endmenu