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mtd: nand: kill NAND_NO_AUTOINCR option

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No drivers use auto-increment NAND, so kill the NO_AUTOINCR option entirely.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Brian Norris 2012-05-01 17:12:55 -07:00 committed by David Woodhouse
parent c00a0991d1
commit 1826dbcceb
20 changed files with 13 additions and 40 deletions
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2
Documentation/DocBook/mtdnand.tmpl
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@ -1119,8 +1119,6 @@ in this page</entry>
These constants are defined in nand.h. They are ored together to describe
the chip functionality.
<programlisting>
/* Chip can not auto increment pages */
#define NAND_NO_AUTOINCR 0x00000001
/* Buswitdh is 16 bit */
#define NAND_BUSWIDTH_16 0x00000002
/* Device supports partial programming without padding */

1
arch/arm/mach-ep93xx/snappercl15.c
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@ -100,7 +100,6 @@ static struct platform_nand_data snappercl15_nand_data = {
.nr_chips = 1,
.partitions = snappercl15_nand_parts,
.nr_partitions = ARRAY_SIZE(snappercl15_nand_parts),
.options = NAND_NO_AUTOINCR,
.chip_delay = 25,
},
.ctrl = {

1
arch/arm/mach-ixp4xx/ixdp425-setup.c
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@ -98,7 +98,6 @@ static struct platform_nand_data ixdp425_flash_nand_data = {
.chip = {
.nr_chips = 1,
.chip_delay = 30,
.options = NAND_NO_AUTOINCR,
.partitions = ixdp425_partitions,
.nr_partitions = ARRAY_SIZE(ixdp425_partitions),
},

2
arch/arm/mach-nomadik/board-nhk8815.c
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@ -111,7 +111,7 @@ static struct nomadik_nand_platform_data nhk8815_nand_data = {
.parts = nhk8815_partitions,
.nparts = ARRAY_SIZE(nhk8815_partitions),
.options = NAND_COPYBACK | NAND_CACHEPRG | NAND_NO_PADDING \
| NAND_NO_READRDY | NAND_NO_AUTOINCR,
| NAND_NO_READRDY,
.init = nhk8815_nand_init,
};

1
arch/mips/rb532/devices.c
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@ -292,7 +292,6 @@ static void __init rb532_nand_setup(void)
rb532_nand_data.chip.nr_partitions = ARRAY_SIZE(rb532_partition_info);
rb532_nand_data.chip.partitions = rb532_partition_info;
rb532_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
rb532_nand_data.chip.options = NAND_NO_AUTOINCR;
}

2
drivers/mtd/nand/au1550nd.c
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@ -508,8 +508,6 @@ static int __devinit au1550nd_probe(struct platform_device *pdev)
this->chip_delay = 30;
this->ecc.mode = NAND_ECC_SOFT;
this->options = NAND_NO_AUTOINCR;
if (pd->devwidth)
this->options |= NAND_BUSWIDTH_16;

2
drivers/mtd/nand/cafe_nand.c
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@ -687,7 +687,7 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev,
/* Enable the following for a flash based bad block table */
cafe->nand.bbt_options = NAND_BBT_USE_FLASH;
cafe->nand.options = NAND_NO_AUTOINCR | NAND_OWN_BUFFERS;
cafe->nand.options = NAND_OWN_BUFFERS;
if (skipbbt) {
cafe->nand.options |= NAND_SKIP_BBTSCAN;

1
drivers/mtd/nand/cs553x_nand.c
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@ -240,7 +240,6 @@ static int __init cs553x_init_one(int cs, int mmio, unsigned long adr)
/* Enable the following for a flash based bad block table */
this->bbt_options = NAND_BBT_USE_FLASH;
this->options = NAND_NO_AUTOINCR;
/* Scan to find existence of the device */
if (nand_scan(new_mtd, 1)) {

3
drivers/mtd/nand/docg4.c
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@ -1193,8 +1193,7 @@ static void __init init_mtd_structs(struct mtd_info *mtd)
nand->ecc.prepad = 8;
nand->ecc.bytes = 8;
nand->ecc.strength = DOCG4_T;
nand->options =
NAND_BUSWIDTH_16 | NAND_NO_SUBPAGE_WRITE | NAND_NO_AUTOINCR;
nand->options = NAND_BUSWIDTH_16 | NAND_NO_SUBPAGE_WRITE;
nand->IO_ADDR_R = nand->IO_ADDR_W = doc->virtadr + DOC_IOSPACE_DATA;
nand->controller = &nand->hwcontrol;
spin_lock_init(&nand->controller->lock);

2
drivers/mtd/nand/fsl_elbc_nand.c
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@ -807,7 +807,7 @@ static int fsl_elbc_chip_init(struct fsl_elbc_mtd *priv)
chip->bbt_md = &bbt_mirror_descr;
/* set up nand options */
chip->options = NAND_NO_READRDY | NAND_NO_AUTOINCR;
chip->options = NAND_NO_READRDY;
chip->bbt_options = NAND_BBT_USE_FLASH;
chip->controller = &elbc_fcm_ctrl->controller;

2
drivers/mtd/nand/fsl_ifc_nand.c
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@ -806,7 +806,7 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv)
out_be32(&ifc->ifc_nand.ncfgr, 0x0);
/* set up nand options */
chip->options = NAND_NO_READRDY | NAND_NO_AUTOINCR;
chip->options = NAND_NO_READRDY;
chip->bbt_options = NAND_BBT_USE_FLASH;

1
drivers/mtd/nand/h1910.c
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@ -124,7 +124,6 @@ static int __init h1910_init(void)
/* 15 us command delay time */
this->chip_delay = 50;
this->ecc.mode = NAND_ECC_SOFT;
this->options = NAND_NO_AUTOINCR;
/* Scan to find existence of the device */
if (nand_scan(h1910_nand_mtd, 1)) {

1
drivers/mtd/nand/mpc5121_nfc.c
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@ -734,7 +734,6 @@ static int __devinit mpc5121_nfc_probe(struct platform_device *op)
chip->write_buf = mpc5121_nfc_write_buf;
chip->verify_buf = mpc5121_nfc_verify_buf;
chip->select_chip = mpc5121_nfc_select_chip;
chip->options = NAND_NO_AUTOINCR;
chip->bbt_options = NAND_BBT_USE_FLASH;
chip->ecc.mode = NAND_ECC_SOFT;

8
drivers/mtd/nand/nand_base.c
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@ -2895,8 +2895,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
*busw = NAND_BUSWIDTH_16;
chip->options &= ~NAND_CHIPOPTIONS_MSK;
chip->options |= (NAND_NO_READRDY |
NAND_NO_AUTOINCR) & NAND_CHIPOPTIONS_MSK;
chip->options |= NAND_NO_READRDY & NAND_CHIPOPTIONS_MSK;
pr_info("ONFI flash detected\n");
return 1;
@ -3073,11 +3072,6 @@ static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
chip->options &= ~NAND_SAMSUNG_LP_OPTIONS;
ident_done:
/*
* Set chip as a default. Board drivers can override it, if necessary.
*/
chip->options |= NAND_NO_AUTOINCR;
/* Try to identify manufacturer */
for (maf_idx = 0; nand_manuf_ids[maf_idx].id != 0x0; maf_idx++) {
if (nand_manuf_ids[maf_idx].id == *maf_id)

6
drivers/mtd/nand/nand_ids.c
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@ -70,7 +70,7 @@ struct nand_flash_dev nand_flash_ids[] = {
* These are the new chips with large page size. The pagesize and the
* erasesize is determined from the extended id bytes
*/
#define LP_OPTIONS (NAND_SAMSUNG_LP_OPTIONS | NAND_NO_READRDY | NAND_NO_AUTOINCR)
#define LP_OPTIONS (NAND_SAMSUNG_LP_OPTIONS | NAND_NO_READRDY)
#define LP_OPTIONS16 (LP_OPTIONS | NAND_BUSWIDTH_16)
/* 512 Megabit */
@ -157,9 +157,7 @@ struct nand_flash_dev nand_flash_ids[] = {
* writes possible, but not implemented now
*/
{"AND 128MiB 3,3V 8-bit", 0x01, 2048, 128, 0x4000,
NAND_IS_AND | NAND_NO_AUTOINCR |NAND_NO_READRDY | NAND_4PAGE_ARRAY |
BBT_AUTO_REFRESH
},
NAND_IS_AND | NAND_NO_READRDY | NAND_4PAGE_ARRAY | BBT_AUTO_REFRESH},
{NULL,}
};

1
drivers/mtd/nand/pasemi_nand.c
View File

@ -155,7 +155,6 @@ static int __devinit pasemi_nand_probe(struct platform_device *ofdev)
chip->ecc.mode = NAND_ECC_SOFT;
/* Enable the following for a flash based bad block table */
chip->options = NAND_NO_AUTOINCR;
chip->bbt_options = NAND_BBT_USE_FLASH;
/* Scan to find existence of the device */

1
drivers/mtd/nand/pxa3xx_nand.c
View File

@ -1004,7 +1004,6 @@ KEEP_CONFIG:
chip->ecc.size = host->page_size;
chip->ecc.strength = 1;
chip->options = NAND_NO_AUTOINCR;
chip->options |= NAND_NO_READRDY;
if (host->reg_ndcr & NDCR_DWIDTH_M)
chip->options |= NAND_BUSWIDTH_16;

2
drivers/mtd/nand/sh_flctl.c
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@ -881,8 +881,6 @@ static int __devinit flctl_probe(struct platform_device *pdev)
flctl->hwecc = pdata->has_hwecc;
flctl->holden = pdata->use_holden;
nand->options = NAND_NO_AUTOINCR;
/* Set address of hardware control function */
/* 20 us command delay time */
nand->chip_delay = 20;

9
drivers/mtd/nand/sm_common.c
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@ -94,17 +94,16 @@ static struct nand_flash_dev nand_smartmedia_flash_ids[] = {
{NULL,}
};
#define XD_TYPEM (NAND_NO_AUTOINCR | NAND_BROKEN_XD)
static struct nand_flash_dev nand_xd_flash_ids[] = {
{"xD 16MiB 3,3V", 0x73, 512, 16, 0x4000, 0},
{"xD 32MiB 3,3V", 0x75, 512, 32, 0x4000, 0},
{"xD 64MiB 3,3V", 0x76, 512, 64, 0x4000, 0},
{"xD 128MiB 3,3V", 0x79, 512, 128, 0x4000, 0},
{"xD 256MiB 3,3V", 0x71, 512, 256, 0x4000, XD_TYPEM},
{"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},
{"xD 256MiB 3,3V", 0x71, 512, 256, 0x4000, NAND_BROKEN_XD},
{"xD 512MiB 3,3V", 0xdc, 512, 512, 0x4000, NAND_BROKEN_XD},
{"xD 1GiB 3,3V", 0xd3, 512, 1024, 0x4000, NAND_BROKEN_XD},
{"xD 2GiB 3,3V", 0xd5, 512, 2048, 0x4000, NAND_BROKEN_XD},
{NULL,}
};

5
include/linux/mtd/nand.h
View File

@ -161,8 +161,6 @@ typedef enum {
* Option constants for bizarre disfunctionality and real
* features.
*/
/* Chip can not auto increment pages */
#define NAND_NO_AUTOINCR 0x00000001
/* Buswidth is 16 bit */
#define NAND_BUSWIDTH_16 0x00000002
/* Device supports partial programming without padding */
@ -207,7 +205,6 @@ typedef enum {
(NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK)
/* Macros to identify the above */
#define NAND_CANAUTOINCR(chip) (!(chip->options & NAND_NO_AUTOINCR))
#define NAND_MUST_PAD(chip) (!(chip->options & NAND_NO_PADDING))
#define NAND_HAS_CACHEPROG(chip) ((chip->options & NAND_CACHEPRG))
#define NAND_HAS_COPYBACK(chip) ((chip->options & NAND_COPYBACK))
@ -216,7 +213,7 @@ typedef enum {
&& (chip->page_shift > 9))
/* Mask to zero out the chip options, which come from the id table */
#define NAND_CHIPOPTIONS_MSK (0x0000ffff & ~NAND_NO_AUTOINCR)
#define NAND_CHIPOPTIONS_MSK 0x0000ffff
/* Non chip related options */
/* This option skips the bbt scan during initialization. */