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From: Juergen Beisert <jbe@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Juergen Beisert <juergen@kreuzholzen.de>
Subject: [PATCH 1/6] S3C24xx/NFC: Re-enable the controller after NAND boot test
Date: Sat, 12 Mar 2011 20:14:52 +0100	[thread overview]
Message-ID: <1299957297-8539-2-git-send-email-jbe@pengutronix.de> (raw)
In-Reply-To: <1299957297-8539-1-git-send-email-jbe@pengutronix.de>

From: Juergen Beisert <juergen@kreuzholzen.de>

After running the 'nand_boot_test' command, any usage of the NAND fails with
a IO error. This happens due to the load routine disables the NAND controller
after loading the image.

This patch re-enables the NAND controller again after running the test.

Signed-off-by: Juergen Beisert <jbe@pengutronix.de>
---
 drivers/mtd/nand/nand_s3c2410.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/mtd/nand/nand_s3c2410.c b/drivers/mtd/nand/nand_s3c2410.c
index df0b7c1..6ee3b83 100644
--- a/drivers/mtd/nand/nand_s3c2410.c
+++ b/drivers/mtd/nand/nand_s3c2410.c
@@ -571,6 +571,10 @@ static int do_nand_boot_test(struct command *cmdtp, int argc, char *argv[])
 
 	s3c24x0_nand_load_image(dest, size, 0, pagesize);
 
+	/* re-enable the controller again, as this was a test only */
+	enable_nand_controller((void *)S3C24X0_NAND_BASE,
+				BOARD_DEFAULT_NAND_TIMING);
+
 	return 0;
 }
 
-- 
1.7.2.3


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  reply	other threads:[~2011-03-12 19:15 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-12 19:14 [PATCH v3] S3C24xx: NAND management changes to support booting from NAND Juergen Beisert
2011-03-12 19:14 ` Juergen Beisert [this message]
2011-03-12 19:14 ` [PATCH 2/6] S3C24xx/NFC: Remove dead code Juergen Beisert
2011-03-12 19:14 ` [PATCH 3/6] S3C24xx/NFC: Remove double function setup Juergen Beisert
2011-03-12 19:14 ` [PATCH 4/6] S3C24xx/NFC: Consider correct NAND page size for boot Juergen Beisert
2011-03-12 19:14 ` [PATCH 5/6] S3C24xx/NFC: Setup ECC handling in accordance to the kernel Juergen Beisert
2011-03-12 19:14 ` [PATCH 6/6] S3C24xx/NFC: Add OOB/ECC handling documentation for different NANDs Juergen Beisert

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