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ARM: pm: let platforms select cpu_suspend support

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Support for the cpu_suspend functions is only built-in
when CONFIG_PM_SLEEP is enabled, but omap3/4, exynos4
and pxa always call cpu_suspend when CONFIG_PM is enabled.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2011-10-01 21:09:39 +02:00
parent 82b9c18dc0
commit 15e0d9e37c
5 changed files with 9 additions and 2 deletions
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4
arch/arm/Kconfig
View File

@ -631,6 +631,7 @@ config ARCH_PXA
select SPARSE_IRQ
select AUTO_ZRELADDR
select MULTI_IRQ_HANDLER
select ARM_CPU_SUSPEND if PM
help
Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
@ -2077,6 +2078,9 @@ config ARCH_SUSPEND_POSSIBLE
CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE
def_bool y
config ARM_CPU_SUSPEND
def_bool PM_SLEEP
endmenu
source "net/Kconfig"

2
arch/arm/kernel/Makefile
View File

@ -29,7 +29,7 @@ obj-$(CONFIG_MODULES) += armksyms.o module.o
obj-$(CONFIG_ARTHUR) += arthur.o
obj-$(CONFIG_ISA_DMA) += dma-isa.o
obj-$(CONFIG_PCI) += bios32.o isa.o
obj-$(CONFIG_PM_SLEEP) += sleep.o
obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o
obj-$(CONFIG_HAVE_SCHED_CLOCK) += sched_clock.o
obj-$(CONFIG_SMP) += smp.o smp_tlb.o
obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o

1
arch/arm/mach-exynos4/Kconfig
View File

@ -12,6 +12,7 @@ if ARCH_EXYNOS4
config CPU_EXYNOS4210
bool
select S3C_PL330_DMA
select ARM_CPU_SUSPEND if PM
help
Enable EXYNOS4210 CPU support

2
arch/arm/mach-omap2/Kconfig
View File

@ -36,6 +36,7 @@ config ARCH_OMAP3
select ARM_L1_CACHE_SHIFT_6 if !ARCH_OMAP4
select ARCH_HAS_OPP
select PM_OPP if PM
select ARM_CPU_SUSPEND if PM
config ARCH_OMAP4
bool "TI OMAP4"
@ -50,6 +51,7 @@ config ARCH_OMAP4
select ARCH_HAS_OPP
select PM_OPP if PM
select USB_ARCH_HAS_EHCI
select ARM_CPU_SUSPEND if PM
comment "OMAP Core Type"
depends on ARCH_OMAP2

2
arch/arm/mm/proc-v7.S
View File

@ -217,7 +217,7 @@ ENDPROC(cpu_v7_set_pte_ext)
/* Suspend/resume support: derived from arch/arm/mach-s5pv210/sleep.S */
.globl cpu_v7_suspend_size
.equ cpu_v7_suspend_size, 4 * 9
#ifdef CONFIG_PM_SLEEP
#ifdef CONFIG_ARM_CPU_SUSPEND
ENTRY(cpu_v7_do_suspend)
stmfd sp!, {r4 - r11, lr}
mrc p15, 0, r4, c13, c0, 0 @ FCSE/PID