[ARM] 4300/1: Add picotux 200 ARM board

Add the picotux 200 ARM board:
 - Enable its machine type in the filter in head.S
 - Add configuration option
 - Add board initialisation
 - Add default configuration

Signed-off-by: Simon Richter <Simon.Richter@kleinhenz.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 05de6cd..a412ae1 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -25,6 +25,7 @@
 obj-$(CONFIG_MACH_KB9200)	+= board-kb9202.o
 obj-$(CONFIG_MACH_ATEB9200)	+= board-eb9200.o
 obj-$(CONFIG_MACH_KAFA)		+= board-kafa.o
+obj-$(CONFIG_MACH_PICOTUX2XX)	+= board-picotux200.o
 
 # AT91SAM9260 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o