"nand scrub" takes two optional parameters, which are not mentioned in the help. Also use tabs instead of spaces for indentation.
Signed-off-by: Guennadi Liakhovetski lg@denx.de ---
diff --git a/common/cmd_nand.c b/common/cmd_nand.c index 520c152..2edcee1 100644 --- a/common/cmd_nand.c +++ b/common/cmd_nand.c @@ -469,23 +469,24 @@ usage: }
U_BOOT_CMD(nand, 5, 1, do_nand, - "nand - NAND sub-system\n", - "info - show available NAND devices\n" - "nand device [dev] - show or set current device\n" - "nand read - addr off|partition size\n" - "nand write - addr off|partition size\n" - " read/write 'size' bytes starting at offset 'off'\n" - " to/from memory address 'addr', skipping bad blocks.\n" - "nand erase [clean] [off size] - erase 'size' bytes from\n" - " offset 'off' (entire device if not specified)\n" - "nand bad - show bad blocks\n" - "nand dump[.oob] off - dump page\n" - "nand scrub - really clean NAND erasing bad blocks (UNSAFE)\n" - "nand markbad off - mark bad block at offset (UNSAFE)\n" - "nand biterr off - make a bit error at offset (UNSAFE)\n" - "nand lock [tight] [status]\n" - " bring nand to lock state or display locked pages\n" - "nand unlock [offset] [size] - unlock section\n"); + "nand - NAND sub-system\n", + "info - show available NAND devices\n" + "nand device [dev] - show or set current device\n" + "nand read - addr off|partition size\n" + "nand write - addr off|partition size\n" + " read/write 'size' bytes starting at offset 'off'\n" + " to/from memory address 'addr', skipping bad blocks.\n" + "nand erase [clean] [off size] - erase 'size' bytes from\n" + " offset 'off' (entire device if not specified)\n" + "nand bad - show bad blocks\n" + "nand dump[.oob] off - dump page\n" + "nand scrub [off size] - really clean NAND erasing\n" + " bad blocks (UNSAFE)\n" + "nand markbad off - mark bad block at offset (UNSAFE)\n" + "nand biterr off - make a bit error at offset (UNSAFE)\n" + "nand lock [tight] [status]\n" + " bring nand to lock state or display locked pages\n" + "nand unlock [offset] [size] - unlock section\n");
static int nand_load_image(cmd_tbl_t *cmdtp, nand_info_t *nand, ulong offset, ulong addr, char *cmd)