diff mbox

mxc_nand: preset_v1_v2: unlock all NAND flash blocks

Message ID 1316778824-12518-1-git-send-email-michael.thalmeier@hale.at
State Accepted
Commit 5172ac1c6d2c1e631bc39ddf2d9334e05f69b022
Headers show

Commit Message

Michael Thalmeier Sept. 23, 2011, 11:53 a.m. UTC 
From: Wolfram Stering <wolfram.stering@hale.at>

For NFC v1, the unlock end block address was 0x4000, which would only
unlock the first 32 blocks of the NAND flash.  Change that value to
0xffff to unlock all available blocks, as is done for NFC v21 as well.

Signed-off-by: Michael Thalmeier <michael.thalmeier@hale.at>
---
 drivers/mtd/nand/mxc_nand.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Comments

Artem Bityutskiy Sept. 26, 2011, 7:03 a.m. UTC | #1 
On Fri, 2011-09-23 at 13:53 +0200, Michael Thalmeier wrote:
> From: Wolfram Stering <wolfram.stering@hale.at>
> 
> For NFC v1, the unlock end block address was 0x4000, which would only
> unlock the first 32 blocks of the NAND flash.  Change that value to
> 0xffff to unlock all available blocks, as is done for NFC v21 as well.
> 
> Signed-off-by: Michael Thalmeier <michael.thalmeier@hale.at>

Pushed to l2-mtd-2.6.git tree, thanks!
diff mbox

Patch

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 90df34c..5b40786 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -849,7 +849,7 @@  static void preset_v1_v2(struct mtd_info *mtd)
 		writew(0xffff, NFC_V21_UNLOCKEND_BLKADDR3);
 	} else if (nfc_is_v1()) {
 		writew(0x0, NFC_V1_UNLOCKSTART_BLKADDR);
-		writew(0x4000, NFC_V1_UNLOCKEND_BLKADDR);
+		writew(0xffff, NFC_V1_UNLOCKEND_BLKADDR);
 	} else
 		BUG();