nand: Remove CONFIG_MTD_NAND_VERIFY_WRITE

The CONFIG_MTD_NAND_VERIFY_WRITE has been removed from Linux for some
time and a more generic method of NAND verification now exists in U-Boot.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Tested-by: Heiko Schocher <hs@denx.de>
Acked-by: Heiko Schocher <hs@denx.de>

1 files changed, 0 insertions, 38 deletions

diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index b283eaea34..7903eebd53 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -683,41 +683,6 @@ static void fsl_ifc_read_buf(struct mtd_info *mtd, u8 *buf, int len)
 		       __func__, len, avail);
 }
 
-#if defined(CONFIG_MTD_NAND_VERIFY_WRITE)
-/*
- * Verify buffer against the IFC Controller Data Buffer
- */
-static int fsl_ifc_verify_buf(struct mtd_info *mtd,
-			       const u_char *buf, int len)
-{
-	struct nand_chip *chip = mtd->priv;
-	struct fsl_ifc_mtd *priv = chip->priv;
-	struct fsl_ifc_ctrl *ctrl = priv->ctrl;
-	int i;
-
-	if (len < 0) {
-		printf("%s of %d bytes", __func__, len);
-		return -EINVAL;
-	}
-
-	if ((unsigned int)len > ctrl->read_bytes - ctrl->index) {
-		printf("%s beyond end of buffer "
-		       "(%d requested, %u available)\n",
-		       __func__, len, ctrl->read_bytes - ctrl->index);
-
-		ctrl->index = ctrl->read_bytes;
-		return -EINVAL;
-	}
-
-	for (i = 0; i < len; i++)
-		if (in_8(&ctrl->addr[ctrl->index + i]) != buf[i])
-			break;
-
-	ctrl->index += len;
-	return i == len && ctrl->status == IFC_NAND_EVTER_STAT_OPC ? 0 : -EIO;
-}
-#endif
-
 /* This function is called after Program and Erase Operations to
  * check for success or failure.
  */
@@ -940,9 +905,6 @@ static int fsl_ifc_chip_init(int devnum, u8 *addr)
 
 	nand->write_buf = fsl_ifc_write_buf;
 	nand->read_buf = fsl_ifc_read_buf;
-#if defined(CONFIG_MTD_NAND_VERIFY_WRITE)
-	nand->verify_buf = fsl_ifc_verify_buf;
-#endif
 	nand->select_chip = fsl_ifc_select_chip;
 	nand->cmdfunc = fsl_ifc_cmdfunc;
 	nand->waitfunc = fsl_ifc_wait;