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OneNAND: Fill in MTD function pointers for OneNAND.

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onenand_print_device_info():
 - Now returns a string to be placed in mtd->name,
   rather than calling printf.
 - Remove verbose parameter as it becomes useless.

Signed-off-by: Fathi Boudra <fabo@debian.org>
Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Fathi BOUDRA 2008-08-06 10:06:20 +02:00 • committed by Scott Wood
parent aa646643b6
commit 195ccfc599
3 changed files with 20 additions and 8 deletions
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2
common/cmd_onenand.c
View file

@ -38,7 +38,7 @@ int do_onenand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
onenand_init(); onenand_init();
return 0; return 0;
} }
onenand_print_device_info(onenand_chip.device_id, 1); printf("%s\n", onenand_mtd.name);
return 0; return 0;
default: default:

24
drivers/mtd/onenand/onenand_base.c
View file

@ -19,6 +19,7 @@
#include <asm/io.h> #include <asm/io.h>
#include <asm/errno.h> #include <asm/errno.h>
#include <malloc.h>
/* It should access 16-bit instead of 8-bit */ /* It should access 16-bit instead of 8-bit */
static inline void *memcpy_16(void *dst, const void *src, unsigned int len) static inline void *memcpy_16(void *dst, const void *src, unsigned int len)
@ -1110,21 +1111,21 @@ int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len)
* *
* Print device ID * Print device ID
*/ */
void onenand_print_device_info(int device, int verbose) char * onenand_print_device_info(int device)
{ {
int vcc, demuxed, ddp, density; int vcc, demuxed, ddp, density;
char *dev_info = malloc(80);
if (!verbose)
return;
vcc = device & ONENAND_DEVICE_VCC_MASK; vcc = device & ONENAND_DEVICE_VCC_MASK;
demuxed = device & ONENAND_DEVICE_IS_DEMUX; demuxed = device & ONENAND_DEVICE_IS_DEMUX;
ddp = device & ONENAND_DEVICE_IS_DDP; ddp = device & ONENAND_DEVICE_IS_DDP;
density = device >> ONENAND_DEVICE_DENSITY_SHIFT; density = device >> ONENAND_DEVICE_DENSITY_SHIFT;
printk(KERN_INFO "%sOneNAND%s %dMB %sV 16-bit (0x%02x)\n", sprintf(dev_info, "%sOneNAND%s %dMB %sV 16-bit (0x%02x)",
demuxed ? "" : "Muxed ", demuxed ? "" : "Muxed ",
ddp ? "(DDP)" : "", ddp ? "(DDP)" : "",
(16 << density), vcc ? "2.65/3.3" : "1.8", device); (16 << density), vcc ? "2.65/3.3" : "1.8", device);
return dev_info;
} }
static const struct onenand_manufacturers onenand_manuf_ids[] = { static const struct onenand_manufacturers onenand_manuf_ids[] = {
@ -1203,7 +1204,7 @@ static int onenand_probe(struct mtd_info *mtd)
} }
/* Flash device information */ /* Flash device information */
onenand_print_device_info(dev_id, 0); mtd->name = onenand_print_device_info(dev_id);
this->device_id = dev_id; this->device_id = dev_id;
density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT; density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT;
@ -1239,6 +1240,17 @@ static int onenand_probe(struct mtd_info *mtd)
this->options |= ONENAND_CONT_LOCK; this->options |= ONENAND_CONT_LOCK;
} }
mtd->erase = onenand_erase;
mtd->read = onenand_read;
mtd->write = onenand_write;
mtd->read_ecc = onenand_read_ecc;
mtd->write_ecc = onenand_write_ecc;
mtd->read_oob = onenand_read_oob;
mtd->write_oob = onenand_write_oob;
mtd->sync = onenand_sync;
mtd->block_isbad = onenand_block_isbad;
mtd->block_markbad = onenand_block_markbad;
return 0; return 0;
} }

2
include/onenand_uboot.h
View file

@ -39,6 +39,6 @@ extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
extern int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len); extern int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len);
extern void onenand_print_device_info(int device, int verbose); extern char *onenand_print_device_info(int device);
#endif /* __UBOOT_ONENAND_H */ #endif /* __UBOOT_ONENAND_H */