Commit 693ef66d authored by Andrew Victor's avatar Andrew Victor Committed by David Woodhouse
Browse files

[MTD] [NAND] at91_nand.c: CMDLINE_PARTS support 



This patch allows you to specify at91_nand partitions on the
kernel command line using the mtdparts variable, if
CONFIG_MTD_CMDLINE_PARTS is set.

Signed-off-by: default avatarFrank Mandarino <fmandarino@endrelia.com>
Signed-off-by: default avatarAndrew Victor <andrew@sanpeople.com>
Signed-off-by: default avatarDavid Woodhouse <dwmw2@infradead.org>
parent 1a12f46a

drivers/mtd/nand/at91_nand.c

+10 −0
Original line number Diff line number Diff line
@@ -82,6 +82,10 @@ static void at91_nand_disable(struct at91_nand_host *host) 
		at91_set_gpio_value(host->board->enable_pin, 1);

}



#ifdef CONFIG_MTD_PARTITIONS

const char *part_probes[] = { "cmdlinepart", NULL };

#endif



/*

 * Probe for the NAND device.

 */
@@ -151,6 +155,12 @@ static int __init at91_nand_probe(struct platform_device *pdev) 
#ifdef CONFIG_MTD_PARTITIONS

	if (host->board->partition_info)

		partitions = host->board->partition_info(mtd->size, &num_partitions);

#ifdef CONFIG_MTD_CMDLINE_PARTS

	else {

		mtd->name = "at91_nand";

		num_partitions = parse_mtd_partitions(mtd, part_probes, &partitions, 0);

	}

#endif



	if ((!partitions) || (num_partitions == 0)) {

		printk(KERN_ERR "at91_nand: No parititions defined, or unsupported device.\n");