* (c) 1999 Machine Vision Holdings, Inc.
* (c) 1999, 2000 David Woodhouse <dwmw2@infradead.org>
*
- * $Id: doc2001.c,v 1.46 2004/11/16 18:29:01 dwmw2 Exp $
+ * $Id: doc2001.c,v 1.49 2005/11/07 11:14:24 gleixner Exp $
*/
#include <linux/kernel.h>
with the internal pipeline. Each of 4 delay cycles (read from the NOP register) is
required after writing to CDSN Control register, see Software Requirement 11.4 item 3. */
-static inline void DoC_Command(void __iomem * docptr, unsigned char command,
+static void DoC_Command(void __iomem * docptr, unsigned char command,
unsigned char xtraflags)
{
/* Assert the CLE (Command Latch Enable) line to the flash chip */
DoC_Command(doc->virtadr, NAND_CMD_RESET, CDSN_CTRL_WP);
DoC_WaitReady(doc->virtadr);
- /* Read the NAND chip ID: 1. Send ReadID command */
+ /* Read the NAND chip ID: 1. Send ReadID command */
DoC_Command(doc->virtadr, NAND_CMD_READID, CDSN_CTRL_WP);
- /* Read the NAND chip ID: 2. Send address byte zero */
+ /* Read the NAND chip ID: 2. Send address byte zero */
DoC_Address(doc->virtadr, 1, 0x00, CDSN_CTRL_WP, 0x00);
/* Read the manufacturer and device id codes of the flash device through
for (j = 0; nand_manuf_ids[j].id != 0x0; j++) {
if (nand_manuf_ids[j].id == mfr)
break;
- }
+ }
printk(KERN_INFO "Flash chip found: Manufacturer ID: %2.2X, "
"Chip ID: %2.2X (%s:%s)\n",
mfr, id, nand_manuf_ids[j].name, nand_flash_ids[i].name);
return;
}
- /* Fill out the chip array with {floor, chipno} for each
+ /* Fill out the chip array with {floor, chipno} for each
* detected chip in the device. */
for (floor = 0, ret = 0; floor < MAX_FLOORS_MIL; floor++) {
for (chip = 0 ; chip < numchips[floor] ; chip++) {
tmp2 = ReadDOC(doc2->virtadr, AliasResolution);
if (tmp1 != tmp2)
return 0;
-
+
WriteDOC((tmp1+1) % 0xff, doc1->virtadr, AliasResolution);
tmp2 = ReadDOC(doc2->virtadr, AliasResolution);
if (tmp2 == (tmp1+1) % 0xff)
*/
static void DoCMil_init(struct mtd_info *mtd)
{
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
struct DiskOnChip *old = NULL;
/* We must avoid being called twice for the same device. */
if (docmillist)
- old = (struct DiskOnChip *)docmillist->priv;
+ old = docmillist->priv;
while (old) {
if (DoCMil_is_alias(this, old)) {
printk(KERN_NOTICE "Ignoring DiskOnChip Millennium at "
"0x%lX - already configured\n", this->physadr);
- iounmap((void *)this->virtadr);
+ iounmap(this->virtadr);
kfree(mtd);
return;
}
if (old->nextdoc)
- old = (struct DiskOnChip *)old->nextdoc->priv;
+ old = old->nextdoc->priv;
else
old = NULL;
}
if (!this->totlen) {
kfree(mtd);
- iounmap((void *)this->virtadr);
+ iounmap(this->virtadr);
} else {
this->nextdoc = docmillist;
docmillist = mtd;
int i, ret;
volatile char dummy;
unsigned char syndrome[6];
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[from >> (this->chipshift)];
return -EINVAL;
/* Don't allow a single read to cross a 512-byte block boundary */
- if (from + len > ((from | 0x1ff) + 1))
+ if (from + len > ((from | 0x1ff) + 1))
len = ((from | 0x1ff) + 1) - from;
/* Find the chip which is to be used and select it */
{
int i,ret = 0;
volatile char dummy;
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[to >> (this->chipshift)];
#if 0
/* Don't allow a single write to cross a 512-byte block boundary */
- if (to + len > ( (to | 0x1ff) + 1))
+ if (to + len > ( (to | 0x1ff) + 1))
len = ((to | 0x1ff) + 1) - to;
#else
/* Don't allow writes which aren't exactly one block */
/* write the block status BLOCK_USED (0x5555) at the end of ECC data
FIXME: this is only a hack for programming the IPL area for LinuxBIOS
- and should be replace with proper codes in user space utilities */
+ and should be replace with proper codes in user space utilities */
WriteDOC(0x55, docptr, Mil_CDSN_IO);
WriteDOC(0x55, docptr, Mil_CDSN_IO + 1);
int i;
#endif
volatile char dummy;
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
#endif
volatile char dummy;
int ret = 0;
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
int doc_erase (struct mtd_info *mtd, struct erase_info *instr)
{
volatile char dummy;
- struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
+ struct DiskOnChip *this = mtd->priv;
__u32 ofs = instr->addr;
__u32 len = instr->len;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
- if (len != mtd->erasesize)
+ if (len != mtd->erasesize)
printk(KERN_WARNING "Erase not right size (%x != %x)n",
len, mtd->erasesize);
struct DiskOnChip *this;
while ((mtd=docmillist)) {
- this = (struct DiskOnChip *)mtd->priv;
+ this = mtd->priv;
docmillist = this->nextdoc;
-
+
del_mtd_device(mtd);
-
- iounmap((void *)this->virtadr);
+
+ iounmap(this->virtadr);
kfree(this->chips);
kfree(mtd);
}