diff options
| author | Tom Rini <trini@ti.com> | 2014-06-08 11:58:41 (GMT) |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-06-08 11:58:41 (GMT) |
| commit | 55e8250bd3cfd996d1caa04f520160a89ec04754 (patch) | |
| tree | 64060c77eb5467f9a4c5ee421978db49d1a48ad3 /drivers/mtd/nand/nand_base.c | |
| parent | 3e1fa221f94b7ae3389d166882b77f1da5895f22 (diff) | |
| parent | 5ed28948a3ffe6c735386e59c132989869beaa3e (diff) | |
| download | u-boot-55e8250bd3cfd996d1caa04f520160a89ec04754.tar.xz | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'drivers/mtd/nand/nand_base.c')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 1ce55fd..376976d 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -575,7 +575,8 @@ static void nand_command(struct mtd_info *mtd, unsigned int command, /* Serially input address */ if (column != -1) { /* Adjust columns for 16 bit buswidth */ - if (chip->options & NAND_BUSWIDTH_16) + if ((chip->options & NAND_BUSWIDTH_16) && + !nand_opcode_8bits(command)) column >>= 1; chip->cmd_ctrl(mtd, column, ctrl); ctrl &= ~NAND_CTRL_CHANGE; @@ -668,7 +669,8 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command, /* Serially input address */ if (column != -1) { /* Adjust columns for 16 bit buswidth */ - if (chip->options & NAND_BUSWIDTH_16) + if ((chip->options & NAND_BUSWIDTH_16) && + !nand_opcode_8bits(command)) column >>= 1; chip->cmd_ctrl(mtd, column, ctrl); ctrl &= ~NAND_CTRL_CHANGE; @@ -2582,7 +2584,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, int *busw) { struct nand_onfi_params *p = &chip->onfi_params; - int i; + int i, j; int val; /* Try ONFI for unknown chip or LP */ @@ -2593,7 +2595,8 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip, chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1); for (i = 0; i < 3; i++) { - chip->read_buf(mtd, (uint8_t *)p, sizeof(*p)); + for (j = 0; j < sizeof(*p); j++) + ((uint8_t *)p)[j] = chip->read_byte(mtd); if (onfi_crc16(ONFI_CRC_BASE, (uint8_t *)p, 254) == le16_to_cpu(p->crc)) { pr_info("ONFI param page %d valid\n", i); |