* [PATCH] mxc_nand: preset_v1_v2: unlock all NAND flash blocks
@ 2011-09-23 11:53 Michael Thalmeier
2011-09-26 7:03 ` Artem Bityutskiy
0 siblings, 1 reply; 2+ messages in thread
From: Michael Thalmeier @ 2011-09-23 11:53 UTC (permalink / raw)
To: David Woodhouse; +Cc: Sascha Hauer, linux-mtd, linux-kernel
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(-)
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();
--
1.7.6.2
--
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] mxc_nand: preset_v1_v2: unlock all NAND flash blocks
2011-09-23 11:53 [PATCH] mxc_nand: preset_v1_v2: unlock all NAND flash blocks Michael Thalmeier
@ 2011-09-26 7:03 ` Artem Bityutskiy
0 siblings, 0 replies; 2+ messages in thread
From: Artem Bityutskiy @ 2011-09-26 7:03 UTC (permalink / raw)
To: Michael Thalmeier; +Cc: linux-mtd, Sascha Hauer, David Woodhouse, linux-kernel
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!
--
Best Regards,
Artem Bityutskiy
^ permalink raw reply [flat|nested] 2+ messages in thread
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