bcm68360: add initial support

This add the initial support of the broadcom bcm68360 SoC family.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 78cc79a..94a649f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -633,6 +633,12 @@
 	select OF_CONTROL
 	imply CMD_DM
 
+config ARCH_BCM68360
+	bool "Broadcom BCM68360 family"
+	select DM
+	select OF_CONTROL
+	imply CMD_DM
+
 config ARCH_BCM6858
 	bool "Broadcom BCM6858 family"
 	select DM