ARM: at91: pm: add ULP1 support for SAM9X60

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Add ULP1 support for SAM9X60. In pm_suspend.S enable RC oscillator in
PMC if it is not enabled. At resume the state before suspend is
restored.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>

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Claudiu Beznea 2019-02-14 15:54:57 +00:00 • committed by Ludovic Desroches

parent a958156dac

commit eaedc0d379

3 changed files with 65 additions and 1 deletions

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24

arch/arm/mach-at91/pm.c

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41

arch/arm/mach-at91/pm_suspend.S

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1

include/linux/clk/at91_pmc.h

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