board: presidio-asic: Add basic G3 engr. development board support

Add basic Presidio G3 engineering board support

Signed-off-by: Alex Nemirovsky <alex.nemirovsky@cortina-access.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index ada164d4b..8d9f7fc 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1675,6 +1675,10 @@
 	  Support for durian platform.
 	  It has 2GB Sdram, uart and pcie.
 
+config TARGET_PRESIDIO_ASIC
+	bool "Support Cortina Presidio ASIC Platform"
+	select ARM64
+
 endchoice
 
 config ARCH_SUPPORT_TFABOOT
@@ -1823,6 +1827,7 @@
 source "board/armadeus/apf27/Kconfig"
 source "board/armltd/vexpress/Kconfig"
 source "board/armltd/vexpress64/Kconfig"
+source "board/cortina/presidio-asic/Kconfig"
 source "board/broadcom/bcm23550_w1d/Kconfig"
 source "board/broadcom/bcm28155_ap/Kconfig"
 source "board/broadcom/bcm963158/Kconfig"