cfi_flash: convert to driver model

[u-boot] / drivers / mtd / nand / mxc_nand.c

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index ed0ca3aca85ae65546a3b6eaee84ae7b3d3e4c7a..f12b07e7adc720e9537be24e18d82bd22993b0cf 100644 (file)
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -949,30 +949,6 @@ static void mxc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
        host->col_addr = col;
 }
 
-/*
- * Used by the upper layer to verify the data in NAND Flash
- * with the data in the buf.
- */
-static int mxc_nand_verify_buf(struct mtd_info *mtd,
-                               const u_char *buf, int len)
-{
-       u_char tmp[256];
-       uint bsize;
-
-       while (len) {
-               bsize = min(len, 256);
-               mxc_nand_read_buf(mtd, tmp, bsize);
-
-               if (memcmp(buf, tmp, bsize))
-                       return 1;
-
-               buf += bsize;
-               len -= bsize;
-       }
-
-       return 0;
-}
-
 /*
  * This function is used by upper layer for select and
  * deselect of the NAND chip
@@ -1203,7 +1179,6 @@ int board_nand_init(struct nand_chip *this)
        this->read_word = mxc_nand_read_word;
        this->write_buf = mxc_nand_write_buf;
        this->read_buf = mxc_nand_read_buf;
-       this->verify_buf = mxc_nand_verify_buf;
 
        host->regs = (struct mxc_nand_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
 #ifdef MXC_NFC_V3_2