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[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@sanpeople.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
Andrew Victor 2006-12-08 13:49:42 +02:00 committed by David Woodhouse
parent 4a0c50c07a
commit dd11b8cdf0

View File

@ -128,6 +128,9 @@ static int __init at91_nand_probe(struct platform_device *pdev)
nand_chip->ecc.mode = NAND_ECC_SOFT; /* enable ECC */ nand_chip->ecc.mode = NAND_ECC_SOFT; /* enable ECC */
nand_chip->chip_delay = 20; /* 20us command delay time */ 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); platform_set_drvdata(pdev, host);
at91_nand_enable(host); at91_nand_enable(host);