ARM: configs: at91: enable drivers for sam9x60

Enable drivers for sam9x60/sam9x60-ek:
- shutdown controller
- CAN
- AT24 EEPROM (present on SAM9X60-EK)
- MCP23S08 (present on SAM9X60-EK)
- AES, TDES, SHA

And use "make savedefconfig".

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/1612518871-9311-1-git-send-email-claudiu.beznea@microchip.com