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| author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2017-04-26 16:34:24 +0200 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2017-05-15 11:55:33 +0200 |
| commit | 287322386d303891e9cdc81313137054da9d5467 (patch) | |
| tree | 3d2420f417f5707c91b6fb3907fe04c1ea37bffa /arch/arm/mach-at91/pm.c | |
| parent | 7693e18e8c2e2f3188f69bd572ff77dac481da6e (diff) | |
ARM: at91: pm: fallback to slowclock when backup mode fails
If the backup sram allocation fails, ensure we can suspend by falling back
to the usual slow clock mode.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Wenyou Yang <wenyou.yang@atmel.com>
Diffstat (limited to 'arch/arm/mach-at91/pm.c')
| -rw-r--r-- | arch/arm/mach-at91/pm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index ef9c1d29cc67..fc4026478579 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -544,6 +544,11 @@ sfrbu_fail: securam_fail: iounmap(pm_data.sfrbu); pm_data.sfrbu = NULL; + + if (pm_data.standby_mode == AT91_PM_BACKUP) + pm_data.standby_mode = AT91_PM_SLOW_CLOCK; + if (pm_data.suspend_mode == AT91_PM_BACKUP) + pm_data.suspend_mode = AT91_PM_SLOW_CLOCK; } struct pmc_info { |