mtd: ixp: convert to mtd_device_register()

Convert to mtd_device_register() and remove the CONFIG_MTD_PARTITIONS
preprocessor conditionals as partitioning is always available.

Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

arch/arm/mach-ixp4xx/ixdp425-setup.c

@@ -60,7 +60,6 @@ static struct platform_device ixdp425_flash = {
 #if defined(CONFIG_MTD_NAND_PLATFORM) || \
     defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
 
-#ifdef CONFIG_MTD_PARTITIONS
 const char *part_probes[] = { "cmdlinepart", NULL };
 
 static struct mtd_partition ixdp425_partitions[] = {
@@ -74,7 +73,6 @@ static struct mtd_partition ixdp425_partitions[] = {
 		.size	= MTDPART_SIZ_FULL
 	},
 };
-#endif
 
 static void
 ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
@@ -103,11 +101,9 @@ static struct platform_nand_data ixdp425_flash_nand_data = {
 		.nr_chips		= 1,
 		.chip_delay		= 30,
 		.options		= NAND_NO_AUTOINCR,
-#ifdef CONFIG_MTD_PARTITIONS
 		.part_probe_types 	= part_probes,
 		.partitions	 	= ixdp425_partitions,
 		.nr_partitions	 	= ARRAY_SIZE(ixdp425_partitions),
-#endif
 	},
 	.ctrl = {
 		.cmd_ctrl 		= ixdp425_flash_nand_cmd_ctrl