armv8/ls2085aqds: NAND boot support

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

diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c
index f48775607101f50a239f6c00abbd11da8712526f..12dd26a33fac3458d0fd89bcf2dcc91859f75895 100644 (file)
--- a/drivers/mtd/nand/nand_util.c
+++ b/drivers/mtd/nand/nand_util.c
@@ -580,24 +580,7 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
        if (actual)
                *actual = 0;
 
-#ifdef CONFIG_CMD_NAND_YAFFS
-       if (flags & WITH_YAFFS_OOB) {
-               if (flags & (~WITH_YAFFS_OOB & ~WITH_WR_VERIFY))
-                       return -EINVAL;
-
-               int pages;
-               pages = nand->erasesize / nand->writesize;
-               blocksize = (pages * nand->oobsize) + nand->erasesize;
-               if (*length % (nand->writesize + nand->oobsize)) {
-                       printf("Attempt to write incomplete page"
-                               " in yaffs mode\n");
-                       return -EINVAL;
-               }
-       } else
-#endif
-       {
-               blocksize = nand->erasesize;
-       }
+       blocksize = nand->erasesize;
 
        /*
         * nand_write() handles unaligned, partial page writes.
@@ -666,58 +649,22 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
                else
                        write_size = blocksize - block_offset;
 
-#ifdef CONFIG_CMD_NAND_YAFFS
-               if (flags & WITH_YAFFS_OOB) {
-                       int page, pages;
-                       size_t pagesize = nand->writesize;
-                       size_t pagesize_oob = pagesize + nand->oobsize;
-                       struct mtd_oob_ops ops;
-
-                       ops.len = pagesize;
-                       ops.ooblen = nand->oobsize;
-                       ops.mode = MTD_OPS_AUTO_OOB;
-                       ops.ooboffs = 0;
-
-                       pages = write_size / pagesize_oob;
-                       for (page = 0; page < pages; page++) {
-                               WATCHDOG_RESET();
-
-                               ops.datbuf = p_buffer;
-                               ops.oobbuf = ops.datbuf + pagesize;
-
-                               rval = mtd_write_oob(nand, offset, &ops);
-
-                               if ((flags & WITH_WR_VERIFY) && !rval)
-                                       rval = nand_verify_page_oob(nand,
-                                                       &ops, offset);
-
-                               if (rval != 0)
-                                       break;
-
-                               offset += pagesize;
-                               p_buffer += pagesize_oob;
-                       }
-               }
-               else
-#endif
-               {
-                       truncated_write_size = write_size;
+               truncated_write_size = write_size;
 #ifdef CONFIG_CMD_NAND_TRIMFFS
-                       if (flags & WITH_DROP_FFS)
-                               truncated_write_size = drop_ffs(nand, p_buffer,
-                                               &write_size);
+               if (flags & WITH_DROP_FFS)
+                       truncated_write_size = drop_ffs(nand, p_buffer,
+                                       &write_size);
 #endif
 
-                       rval = nand_write(nand, offset, &truncated_write_size,
-                                       p_buffer);
+               rval = nand_write(nand, offset, &truncated_write_size,
+                               p_buffer);
 
-                       if ((flags & WITH_WR_VERIFY) && !rval)
-                               rval = nand_verify(nand, offset,
-                                       truncated_write_size, p_buffer);
+               if ((flags & WITH_WR_VERIFY) && !rval)
+                       rval = nand_verify(nand, offset,
+                               truncated_write_size, p_buffer);
 
-                       offset += write_size;
-                       p_buffer += write_size;
-               }
+               offset += write_size;
+               p_buffer += write_size;
 
                if (rval != 0) {
                        printf("NAND write to offset %llx failed %d\n",