diff options
Diffstat (limited to 'common/cmd_nand.c')
| -rw-r--r-- | common/cmd_nand.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/common/cmd_nand.c b/common/cmd_nand.c index f737c06f84..9c6dabe589 100644 --- a/common/cmd_nand.c +++ b/common/cmd_nand.c @@ -231,12 +231,18 @@ print: #ifdef CONFIG_CMD_NAND_LOCK_UNLOCK static void print_status(ulong start, ulong end, ulong erasesize, int status) { + /* + * Micron NAND flash (e.g. MT29F4G08ABADAH4) BLOCK LOCK READ STATUS is + * not the same as others. Instead of bit 1 being lock, it is + * #lock_tight. To make the driver support either format, ignore bit 1 + * and use only bit 0 and bit 2. + */ printf("%08lx - %08lx: %08lx blocks %s%s%s\n", start, end - 1, (end - start) / erasesize, ((status & NAND_LOCK_STATUS_TIGHT) ? "TIGHT " : ""), - ((status & NAND_LOCK_STATUS_LOCK) ? "LOCK " : ""), + (!(status & NAND_LOCK_STATUS_UNLOCK) ? "LOCK " : ""), ((status & NAND_LOCK_STATUS_UNLOCK) ? "UNLOCK " : "")); } |