[MTD] NAND: Support for 16-bit bus-width on AT91.

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Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=dd11b8cdf0c455f4cfbc5daa70aabce9dcc6c07b
Commit:     dd11b8cdf0c455f4cfbc5daa70aabce9dcc6c07b
Parent:     4a0c50c07a6100ca58d465bac951533347e18d71
Author:     Andrew Victor <andrew at sanpeople.com>
AuthorDate: Fri Dec 8 13:49:42 2006 +0200
Committer:  David Woodhouse <dwmw2 at infradead.org>
CommitDate: Fri Dec 8 13:25:17 2006 +0000

    [MTD] NAND: Support for 16-bit bus-width on AT91.
    
    Add support for 16-bit NAND bus-width for the AT91 NAND driver.
    
    The 16-bit NAND is found on the Atmel AT91SAM9260-EK and AT91SAM9261-EK
    boards.
    
    Orignal Patch from Patrice Vilchez
    
    Signed-off-by: Andrew Victor <andrew at sanpeople.com>
    Signed-off-by: David Woodhouse <dwmw2 at infradead.org>
---
 drivers/mtd/nand/at91_nand.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/mtd/nand/at91_nand.c b/drivers/mtd/nand/at91_nand.c
index a58ed37..14b80cc 100644
--- a/drivers/mtd/nand/at91_nand.c
+++ b/drivers/mtd/nand/at91_nand.c
@@ -128,6 +128,9 @@ #endif
 	nand_chip->ecc.mode = NAND_ECC_SOFT;	/* enable ECC */
 	nand_chip->chip_delay = 20;		/* 20us command delay time */
 
+	if (host->board->bus_width_16)		/* 16-bit bus width */
+		nand_chip->options |= NAND_BUSWIDTH_16;
+
 	platform_set_drvdata(pdev, host);
 	at91_nand_enable(host);