ARM: at91: pm: add DT compatible support for sama7d65

ARM: at91: pm: add DT compatible support for sama7d65

Add support for SAMA7D65 new compatible strings in pm.c file for wakeup
source IDs and PMC.
This is the first bits of PM for this new SoC. PM depends on other patches.

Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
[nicolas.ferre@microchip.com: split patch and address only the pm.c changes]
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/06b64869f2de4b499835d153411ba30512409168.1740671156.git.Ryan.Wanner@microchip.com
[claudiu.beznea: add proper entry in pmc_infos[] for SAMA7D65 instead of
 using wrong data and fixing it in the next commits]
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>