dfu, nand: before write a buffer to nand, erase the nand sectors

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

diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index 7a61d88cc573232b2530159d7725505c34fd8eb0..fab2aebc313f69e51ff20ab3f81b61cd49978c55 100644 (file)
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -341,6 +341,7 @@ void fsmc_enable_hwecc(struct mtd_info *mtd, int mode)
  * @mtd:       mtd info structure
  * @chip:      nand chip info structure
  * @buf:       buffer to store read data
+ * @oob_required:      caller expects OOB data read to chip->oob_poi
  * @page:      page number to read
  *
  * This routine is needed for fsmc verison 8 as reading from NAND chip has to be
@@ -350,7 +351,7 @@ void fsmc_enable_hwecc(struct mtd_info *mtd, int mode)
  * max of 8 bits)
  */
 static int fsmc_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
-                                uint8_t *buf, int page)
+                                uint8_t *buf, int oob_required, int page)
 {
        struct fsmc_eccplace *fsmc_eccpl;
        int i, j, s, stat, eccsize = chip->ecc.size;
@@ -452,6 +453,7 @@ int fsmc_nand_init(struct nand_chip *nand)
        switch (fsmc_version) {
        case FSMC_VER8:
                nand->ecc.bytes = 13;
+               nand->ecc.strength = 8;
                nand->ecc.correct = fsmc_bch8_correct_data;
                nand->ecc.read_page = fsmc_read_page_hwecc;
                if (mtd->writesize == 512)
@@ -466,6 +468,7 @@ int fsmc_nand_init(struct nand_chip *nand)
                break;
        default:
                nand->ecc.bytes = 3;
+               nand->ecc.strength = 1;
                nand->ecc.layout = &fsmc_ecc1_layout;
                nand->ecc.correct = nand_correct_data;
                break;