mtd: nand_h1900 never worked

This driver has been broken through all of git history and
cannot even be built. Better mark it as broken. Next stop is
removing from the tree.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>

drivers/mtd/nand/Kconfig

@@ -85,7 +85,7 @@ config MTD_NAND_DENALI_SCRATCH_REG_ADDR
 
 config MTD_NAND_H1900
 	tristate "iPAQ H1900 flash"
-	depends on ARCH_PXA
+	depends on ARCH_PXA && BROKEN
 	help
 	  This enables the driver for the iPAQ h1900 flash.