use new symbol, too for foxg20

target/arm/sys-available/acmesystems-foxg20

@@ -4,6 +4,7 @@ config ADK_TARGET_SYSTEM_ACMESYSTEMS_FOXG20
 	select ADK_little
 	select ADK_acmesystems_foxg20
 	select ADK_KERNEL_ARCH_AT91
+	select ADK_KERNEL_ARCH_AT91SAM9260
 	select ADK_KERNEL_ARCH_AT91SAM9G20
 	select ADK_KERNEL_MACH_ACMENETUSFOXG20
 	select ADK_KERNEL_AEABI

target/linux/config/Config.in.systems

@@ -57,6 +57,9 @@ config ADK_KERNEL_ARCH_AT91
 config ADK_KERNEL_ARCH_AT91SAM9G20
 	boolean
 
+config ADK_KERNEL_ARCH_AT91SAM9260
+	boolean
+
 config ADK_KERNEL_MACH_ACMENETUSFOXG20
 	boolean