mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-06 05:04:26 +00:00
888f184abe
Like in Linux, just use CONFIG_MTD to compile the MTD stack. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/*
|
|
* drivers/mtd/onenand/onenand_uboot.c
|
|
*
|
|
* Copyright (C) 2005-2008 Samsung Electronics
|
|
* Kyungmin Park <kyungmin.park@samsung.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
/*
|
|
* OneNAND initialization at U-Boot
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <linux/compat.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/onenand.h>
|
|
|
|
struct mtd_info onenand_mtd;
|
|
struct onenand_chip onenand_chip;
|
|
static __attribute__((unused)) char dev_name[] = "onenand0";
|
|
|
|
void onenand_init(void)
|
|
{
|
|
int err = 0;
|
|
memset(&onenand_mtd, 0, sizeof(struct mtd_info));
|
|
memset(&onenand_chip, 0, sizeof(struct onenand_chip));
|
|
|
|
onenand_mtd.priv = &onenand_chip;
|
|
|
|
#ifdef CONFIG_USE_ONENAND_BOARD_INIT
|
|
/* It's used for some board init required */
|
|
err = onenand_board_init(&onenand_mtd);
|
|
#else
|
|
onenand_chip.base = (void *) CONFIG_SYS_ONENAND_BASE;
|
|
#endif
|
|
|
|
if (!err && !(onenand_scan(&onenand_mtd, 1))) {
|
|
|
|
if (onenand_chip.device_id & DEVICE_IS_FLEXONENAND)
|
|
puts("Flex-");
|
|
puts("OneNAND: ");
|
|
|
|
#ifdef CONFIG_MTD
|
|
/*
|
|
* Add MTD device so that we can reference it later
|
|
* via the mtdcore infrastructure (e.g. ubi).
|
|
*/
|
|
onenand_mtd.name = dev_name;
|
|
add_mtd_device(&onenand_mtd);
|
|
#endif
|
|
}
|
|
print_size(onenand_chip.chipsize, "\n");
|
|
}
|