ARM: dts: at91: add sama7g5 SoC DT and sama7g5-ek

Add Device Tree for sama7g5 SoC and associated board sama7g5-ek
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
[claudiu.beznea@microchip.com: add clocks, ethernet, timers, power]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
[codrin.ciubotariu@microchip.com: add audio]
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
[nicolas.ferre@microchip.com: removed eeproms, reorder i2s dma chans]
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210628120452.74408-2-eugen.hristev@microchip.com

arch/arm/boot/dts/Makefile

@@ -74,6 +74,8 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
 	at91-sama5d4_xplained.dtb \
 	at91-sama5d4ek.dtb \
 	at91-vinco.dtb
+dtb-$(CONFIG_SOC_SAMA7G5) += \
+	at91-sama7g5ek.dtb
 dtb-$(CONFIG_ARCH_AXXIA) += \
 	axm5516-amarillo.dtb
 dtb-$(CONFIG_ARCH_BCM2835) += \