power: reset: Kconfig: select POWER_RESET_AT91_RESET for sam9x60

Select POWER_RESET_AT91_RESET for SAM9X60 SoC.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/1575035505-6310-6-git-send-email-claudiu.beznea@microchip.com


Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>