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authorFabio Estevam <fabio.estevam@freescale.com>2013-02-06 23:47:25 -0200
committerShawn Guo <shawn.guo@linaro.org>2013-04-01 16:31:03 +0800
commit7d07cc84944bc5ca14736f639158b87943d5c407 (patch)
treec5e617b335b2d24ae9fc6b4a0dec193d9beb9db0
parent07961ac7c0ee8b546658717034fe692fd12eefa9 (diff)
downloadop-kernel-dev-7d07cc84944bc5ca14736f639158b87943d5c407.zip
op-kernel-dev-7d07cc84944bc5ca14736f639158b87943d5c407.tar.gz
ARM: mxs: Select ARM_CPU_SUSPEND
Select ARM_CPU_SUSPEND so that suspend/resume can be tested on mxs platforms. Tested on a mx28evk board: $ echo enabled > /sys/devices/80000000.apb/80040000.apbx/80074000.serial/tty/ttyAMA0/power/wakeup $ echo mem > /sys/power/state [ 507.040000] PM: Syncing filesystems ... done. [ 507.060000] mmc0: card e624 removed [ 507.160000] Freezing user space processes ... (elapsed 0.01 seconds) done. [ 507.180000] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done. [ 507.200000] Suspending console(s) (use no_console_suspend to debug) (Then send any character via DUART to wakeup the system). [ 507.220000] PM: suspend of devices complete after 10.468 msecs [ 507.220000] PM: late suspend of devices complete after 3.531 msecs [ 507.230000] PM: noirq suspend of devices complete after 5.187 msecs [ 507.230000] PM: noirq resume of devices complete after 2.312 msecs [ 507.230000] PM: early resume of devices complete after 2.437 msecs [ 507.320000] PM: resume of devices complete after 81.312 msecs [ 507.360000] Restarting tasks ... done. [ 507.530000] mmc0: new SDHC card at address e624 [ 507.550000] mmcblk0: mmc0:e624 SU04G 3.69 GiB [ 507.560000] mmcblk0: p1 p2 p3 [ 509.240000] libphy: 800f0000.etherne:01 - Link is Down [ 511.240000] libphy: 800f0000.etherne:01 - Link is Up Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
-rw-r--r--arch/arm/mach-mxs/Kconfig2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index ecc4319..c4495a1 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig
@@ -3,6 +3,7 @@ if ARCH_MXS
config SOC_IMX23
bool
select ARM_AMBA
+ select ARM_CPU_SUSPEND if PM
select CPU_ARM926T
select HAVE_PWM
select PINCTRL_IMX23
@@ -10,6 +11,7 @@ config SOC_IMX23
config SOC_IMX28
bool
select ARM_AMBA
+ select ARM_CPU_SUSPEND if PM
select CPU_ARM926T
select HAVE_CAN_FLEXCAN if CAN
select HAVE_PWM
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