1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/platform_data/mtd-davinci.h b/include/linux/platform_data/mtd-davinci.h
index f1a2cf655bdb..1bbfa27cccb4 100644
--- a/include/linux/platform_data/mtd-davinci.h
+++ b/include/linux/platform_data/mtd-davinci.h
@@ -56,6 +56,16 @@ struct davinci_nand_pdata {		/* platform_data */
         uint32_t                mask_ale;
         uint32_t                mask_cle;
 
+        /*
+         * 0-indexed chip-select number of the asynchronous
+         * interface to which the NAND device has been connected.
+         *
+         * So, if you have NAND connected to CS3 of DA850, you
+         * will pass '1' here. Since the asynchronous interface
+         * on DA850 starts from CS2.
+         */
+        uint32_t                core_chipsel;
+
         /* for packages using two chipselects */
         uint32_t                mask_chipsel;