mtd: nand: Add function to convert ONFI mode to data_interface

onfi_init_data_interface() initializes a data interface with
values from a given ONFI mode.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index a625e960c0c3..1f34c04fe16c 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -1112,6 +1112,11 @@ static inline int onfi_get_sync_timing_mode(struct nand_chip *chip)
         return le16_to_cpu(chip->onfi_params.src_sync_timing_mode);
 }
 
+int onfi_init_data_interface(struct nand_chip *chip,
+                             struct nand_data_interface *iface,
+                             enum nand_data_interface_type type,
+                             int timing_mode);
+
 /*
  * Check if it is a SLC nand.
  * The !nand_is_slc() can be used to check the MLC/TLC nand chips.