#include <nand.h>
#include <linux/mtd/mtd.h>
-#include <linux/mtd/nand.h>
+#include <linux/mtd/rawnand.h>
#include <linux/mtd/nand_ecc.h>
#include <asm/io.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#ifdef VERBOSE_DEBUG
#define DEBUG_ELBC
*/
static void set_addr(struct mtd_info *mtd, int column, int page_addr, int oob)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
fsl_lbc_t *lbc = ctrl->regs;
int buf_num;
*/
static int fsl_elbc_run_command(struct mtd_info *mtd)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
fsl_lbc_t *lbc = ctrl->regs;
u32 timeo = (CONFIG_SYS_HZ * 10) / 1000;
static void fsl_elbc_do_read(struct nand_chip *chip, int oob)
{
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
fsl_lbc_t *lbc = ctrl->regs;
static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command,
int column, int page_addr)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
fsl_lbc_t *lbc = ctrl->regs;
*/
static void fsl_elbc_write_buf(struct mtd_info *mtd, const u8 *buf, int len)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
unsigned int bufsize = mtd->writesize + mtd->oobsize;
*/
static u8 fsl_elbc_read_byte(struct mtd_info *mtd)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
/* If there are still bytes in the FCM, then use the next byte. */
*/
static void fsl_elbc_read_buf(struct mtd_info *mtd, u8 *buf, int len)
{
- struct nand_chip *chip = mtd->priv;
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
int avail;
*/
static int fsl_elbc_wait(struct mtd_info *mtd, struct nand_chip *chip)
{
- struct fsl_elbc_mtd *priv = chip->priv;
+ struct fsl_elbc_mtd *priv = nand_get_controller_data(chip);
struct fsl_elbc_ctrl *ctrl = priv->ctrl;
fsl_lbc_t *lbc = ctrl->regs;
* waitfunc.
*/
static int fsl_elbc_write_page(struct mtd_info *mtd, struct nand_chip *chip,
- const uint8_t *buf, int oob_required)
+ const uint8_t *buf, int oob_required,
+ int page)
{
fsl_elbc_write_buf(mtd, buf, mtd->writesize);
fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
static struct fsl_elbc_ctrl *elbc_ctrl;
+/* ECC will be calculated automatically, and errors will be detected in
+ * waitfunc.
+ */
+static int fsl_elbc_write_subpage(struct mtd_info *mtd, struct nand_chip *chip,
+ uint32_t offset, uint32_t data_len,
+ const uint8_t *buf, int oob_required, int page)
+{
+ fsl_elbc_write_buf(mtd, buf, mtd->writesize);
+ fsl_elbc_write_buf(mtd, chip->oob_poi, mtd->oobsize);
+
+ return 0;
+}
+
static void fsl_elbc_ctrl_init(void)
{
elbc_ctrl = kzalloc(sizeof(*elbc_ctrl), GFP_KERNEL);
static int fsl_elbc_chip_init(int devnum, u8 *addr)
{
- struct mtd_info *mtd = &nand_info[devnum];
+ struct mtd_info *mtd;
struct nand_chip *nand;
struct fsl_elbc_mtd *priv;
uint32_t br = 0, or = 0;
if (priv->bank >= MAX_BANKS) {
printf("fsl_elbc_nand: address did not match any "
"chip selects\n");
+ kfree(priv);
return -ENODEV;
}
nand = &priv->chip;
- mtd->priv = nand;
+ mtd = nand_to_mtd(nand);
elbc_ctrl->chips[priv->bank] = priv;
nand->bbt_options = NAND_BBT_USE_FLASH;
nand->controller = &elbc_ctrl->controller;
- nand->priv = priv;
+ nand_set_controller_data(nand, priv);
nand->ecc.read_page = fsl_elbc_read_page;
nand->ecc.write_page = fsl_elbc_write_page;
+ nand->ecc.write_subpage = fsl_elbc_write_subpage;
priv->fmr = (15 << FMR_CWTO_SHIFT) | (2 << FMR_AL_SHIFT);
if (ret)
return ret;
- ret = nand_register(devnum);
+ ret = nand_register(devnum, mtd);
if (ret)
return ret;