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Commit 2764fb42 authored by David Woodhouse's avatar David Woodhouse
Browse files

mtd: nand: Add SmartMedia device table to sm_common module 



(and remove the CONFIG_MTD_NAND_SMARTMEDIA option which isn't going to be
used now that we're doing it this way)

Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent 93edbad6

drivers/mtd/nand/Kconfig

+0 −5
Original line number Diff line number Diff line
@@ -18,10 +18,6 @@ config MTD_NAND_VERIFY_WRITE 
	  device thinks the write was successful, a bit could have been

	  flipped accidentally due to device wear or something else.



config MTD_NAND_SMARTMEDIA

	boolean

	default n



config MTD_NAND_ECC_SMC

	bool "NAND ECC Smart Media byte order"

	default n
@@ -30,7 +26,6 @@ config MTD_NAND_ECC_SMC 
	  The original Linux implementation had byte 0 and 1 swapped.



config MTD_SM_COMMON

	select MTD_NAND_SMARTMEDIA

	tristate

	default n

drivers/mtd/nand/sm_common.c

+38 −2
Original line number Diff line number Diff line
@@ -67,15 +67,51 @@ static int sm_block_markbad(struct mtd_info *mtd, loff_t ofs) 
}





static struct nand_flash_dev nand_smartmedia_flash_ids[] = {



	/* SmartMedia */

	{"SmartMedia 1MiB 5V",          0x6e, 256, 1, 0x1000, 0},

	{"SmartMedia 1MiB 3,3V",        0xe8, 256, 1, 0x1000, 0},

	{"SmartMedia 1MiB 3,3V",        0xec, 256, 1, 0x1000, 0},

	{"SmartMedia 2MiB 3,3V",        0xea, 256, 2, 0x1000, 0},

	{"SmartMedia 2MiB 5V",          0x64, 256, 2, 0x1000, 0},

	{"SmartMedia 2MiB 3,3V ROM",    0x5d, 512, 2, 0x2000, NAND_ROM},

	{"SmartMedia 4MiB 3,3V",        0xe3, 512, 4, 0x2000, 0},

	{"SmartMedia 4MiB 3,3/5V",      0xe5, 512, 4, 0x2000, 0},

	{"SmartMedia 4MiB 5V",          0x6b, 512, 4, 0x2000, 0},

	{"SmartMedia 4MiB 3,3V ROM",    0xd5, 512, 4, 0x2000, NAND_ROM},

	{"SmartMedia 8MiB 3,3V",        0xe6, 512, 8, 0x2000, 0},

	{"SmartMedia 8MiB 3,3V ROM",    0xd6, 512, 8, 0x2000, NAND_ROM},



#define XD_TYPEM       (NAND_NO_AUTOINCR | NAND_BROKEN_XD)

	/* xD / SmartMedia */

	{"SmartMedia/xD 16MiB 3,3V",    0x73, 512, 16, 0x4000, 0},

	{"SmartMedia 16MiB 3,3V ROM",   0x57, 512, 16, 0x4000, NAND_ROM},

	{"SmartMedia/xD 32MiB 3,3V",    0x75, 512, 32, 0x4000, 0},

	{"SmartMedia 32MiB 3,3V ROM",   0x58, 512, 32, 0x4000, NAND_ROM},

	{"SmartMedia/xD 64MiB 3,3V",    0x76, 512, 64, 0x4000, 0},

	{"SmartMedia 64MiB 3,3V ROM",   0xd9, 512, 64, 0x4000, NAND_ROM},

	{"SmartMedia/xD 128MiB 3,3V",   0x79, 512, 128, 0x4000, 0},

	{"SmartMedia 128MiB 3,3V ROM",  0xda, 512, 128, 0x4000, NAND_ROM},

	{"SmartMedia/xD 256MiB 3,3V",   0x71, 512, 256, 0x4000, XD_TYPEM},

	{"SmartMedia 256MiB 3,3V ROM",  0x5b, 512, 256, 0x4000, NAND_ROM},



	/* xD only */

	{"xD 512MiB 3,3V",              0xDC, 512, 512, 0x4000, XD_TYPEM},

	{"xD 1GiB 3,3V",                0xD3, 512, 1024, 0x4000, XD_TYPEM},

	{"xD 2GiB 3,3V",                0xD5, 512, 2048, 0x4000, XD_TYPEM},

	{NULL,}

};



int sm_register_device(struct mtd_info *mtd)

{

	struct nand_chip *chip = (struct nand_chip *)mtd->priv;

	int ret;



	chip->options |= NAND_SKIP_BBTSCAN | NAND_SMARTMEDIA;

	chip->options |= NAND_SKIP_BBTSCAN;



	/* Scan for card properties */

	ret = nand_scan_ident(mtd, 1, NULL);

	ret = nand_scan_ident(mtd, 1, nand_smartmedia_flash_ids);



	if (ret)

		return ret;