[MTD] [NAND] S3C2410: Allow commandline partition processing

This patch allows commandline partition processing to
work with the s3c2410 NAND platform driver.

Signed-off-by: Andy Green <andy@warcat.com>
Signed-off-by: Nelson Castillo <arhuaco@freaks-unidos.net>
[ben-linux@fluff.org: Change andy@openmoko.com to andy@warmcat.com]
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 16 insertions, 2 deletions

diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index 87c40deb27bb..ef5665258968 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -699,17 +699,31 @@ static int s3c24xx_nand_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_MTD_PARTITIONS
+const char *part_probes[] = { "cmdlinepart", NULL };
 static int s3c2410_nand_add_partition(struct s3c2410_nand_info *info,
                                       struct s3c2410_nand_mtd *mtd,
                                       struct s3c2410_nand_set *set)
 {
+        struct mtd_partition *part_info;
+        int nr_part = 0;
+
         if (set == NULL)
                 return add_mtd_device(&mtd->mtd);
 
-        if (set->nr_partitions > 0 && set->partitions != NULL) {
-                return add_mtd_partitions(&mtd->mtd, set->partitions, set->nr_partitions);
+        if (set->nr_partitions == 0) {
+                mtd->mtd.name = set->name;
+                nr_part = parse_mtd_partitions(&mtd->mtd, part_probes,
+                                                &part_info, 0);
+        } else {
+                if (set->nr_partitions > 0 && set->partitions != NULL) {
+                        nr_part = set->nr_partitions;
+                        part_info = set->partitions;
+                }
         }
 
+        if (nr_part > 0 && part_info)
+                return add_mtd_partitions(&mtd->mtd, part_info, nr_part);
+
         return add_mtd_device(&mtd->mtd);
 }
 #else