mtd: nand/fsmc: Pass partition information through platform data

This patch reimplements the passing of partition information through platform
data. This was unintentionally deleted in commit
0d04eda1430e9a796214bee644b7e05d99cfe613
"mtd: fsmc_nand.c: use mtd_device_parse_register"

Artem: fix gcc warning about passin 0 instead of NULL.

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Acked-by: Stefan Roese <sr@denx.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cc: stable@kernel.org [3.2+]
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 7 insertions, 6 deletions

diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index 588e3733c3a4..7338d33fe1ed 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -333,6 +333,8 @@ static struct mtd_partition partition_info_128KB_blk[] = {
  * @pid:                Part ID on the AMBA PrimeCell format
  * @mtd:                MTD info for a NAND flash.
  * @nand:               Chip related info for a NAND flash.
+ * @partitions:         Partition info for a NAND Flash.
+ * @nr_partitions:      Total number of partition of a NAND flash.
  *
  * @ecc_place:          ECC placing locations in oobfree type format.
  * @bank:               Bank number for probed device.
@@ -347,6 +349,8 @@ struct fsmc_nand_data {
         u32                     pid;
         struct mtd_info         mtd;
         struct nand_chip        nand;
+        struct mtd_partition    *partitions;
+        unsigned int            nr_partitions;
 
         struct fsmc_eccplace    *ecc_place;
         unsigned int            bank;
@@ -833,6 +837,8 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
 
         host->bank = pdata->bank;
         host->select_chip = pdata->select_bank;
+        host->partitions = pdata->partitions;
+        host->nr_partitions = pdata->nr_partitions;
         regs = host->regs_va;
 
         /* Link all private pointers */
@@ -943,12 +949,7 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
          */
         host->mtd.name = "nand";
         ret = mtd_device_parse_register(&host->mtd, NULL, NULL,
-                                        host->mtd.size <= 0x04000000 ?
-                                        partition_info_16KB_blk :
-                                        partition_info_128KB_blk,
-                                        host->mtd.size <= 0x04000000 ?
-                                        ARRAY_SIZE(partition_info_16KB_blk) :
-                                        ARRAY_SIZE(partition_info_128KB_blk));
+                                        host->partitions, host->nr_partitions);
         if (ret)
                 goto err_probe;