diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-01-17 14:32:13 +0300 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@bootlin.com> | 2018-02-13 01:35:58 +0300 |
| commit | 68dc8e41fdffcc26db8185dd336ee1ff91872770 (patch) | |
| tree | fdc64eeba91c56db22fe5507049575a3fc40aacf /drivers/mtd | |
| parent | cd8b4655332d45b1507a7cf1db025b869d0eb89a (diff) | |
| download | linux-68dc8e41fdffcc26db8185dd336ee1ff91872770.tar.xz | |
mtd: nand: mxc: remove now unused code
Since we now have our own read_page/write_page functions
mxc_nand_command() will no longer be called with NAND_CMD_READ0,
NAND_CMD_READOOB, NAND_CMD_SEQIN and NAND_CMD_PAGEPROG. Remove
the code handling these commands.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/mxc_nand.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index a7c4fdd1988e..87b5ee66e501 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -1391,57 +1391,6 @@ static void mxc_nand_command(struct mtd_info *mtd, unsigned command, mxc_do_addr_cycle(mtd, column, page_addr); break; - case NAND_CMD_READ0: - case NAND_CMD_READOOB: - if (command == NAND_CMD_READ0) - host->buf_start = column; - else - host->buf_start = column + mtd->writesize; - - command = NAND_CMD_READ0; /* only READ0 is valid */ - - host->devtype_data->send_cmd(host, command, false); - WARN_ONCE(column < 0, - "Unexpected column/row value (cmd=%u, col=%d, row=%d)\n", - command, column, page_addr); - mxc_do_addr_cycle(mtd, 0, page_addr); - - if (mtd->writesize > 512) - host->devtype_data->send_cmd(host, - NAND_CMD_READSTART, true); - - host->devtype_data->send_page(mtd, NFC_OUTPUT); - - memcpy32_fromio(host->data_buf, host->main_area0, - mtd->writesize); - copy_spare(mtd, true, host->data_buf + mtd->writesize); - break; - - case NAND_CMD_SEQIN: - if (column >= mtd->writesize) - /* call ourself to read a page */ - mxc_nand_command(mtd, NAND_CMD_READ0, 0, page_addr); - - host->buf_start = column; - - host->devtype_data->send_cmd(host, command, false); - WARN_ONCE(column < -1, - "Unexpected column/row value (cmd=%u, col=%d, row=%d)\n", - command, column, page_addr); - mxc_do_addr_cycle(mtd, 0, page_addr); - break; - - case NAND_CMD_PAGEPROG: - memcpy32_toio(host->main_area0, host->data_buf, mtd->writesize); - copy_spare(mtd, false, host->data_buf + mtd->writesize); - host->devtype_data->send_page(mtd, NFC_INPUT); - host->devtype_data->send_cmd(host, command, true); - WARN_ONCE(column != -1 || page_addr != -1, - "Unexpected column/row value (cmd=%u, col=%d, row=%d)\n", - command, column, page_addr); - mxc_do_addr_cycle(mtd, column, page_addr); - break; - case NAND_CMD_READID: host->devtype_data->send_cmd(host, command, true); mxc_do_addr_cycle(mtd, column, page_addr); |