[PATCH 5/8] mtd: fsl-quadspi: drop wait-till-ready checks

Brian Norris
2014-08-07T01:21:04Z

spi-nor.c should be taking care of these now.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Cc: Huang Shijie <b32955@freescale.com>
---
drivers/mtd/spi-nor/fsl-quadspi.c | 11 -----------
1 file changed, 11 deletions(-)

diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c
index 8d659a2888d5..9c13622a0c7a 100644
--- a/drivers/mtd/spi-nor/fsl-quadspi.c
+++ b/drivers/mtd/spi-nor/fsl-quadspi.c
@@ -719,16 +719,10 @@ static int fsl_qspi_read(struct spi_nor *nor, loff_t from,
{
struct fsl_qspi *q = nor->priv;
u8 cmd = nor->read_opcode;
- int ret;

dev_dbg(q->dev, "cmd [%x],read from (0x%p, 0x%.8x, 0x%.8x),len:%d\n",
cmd, q->ahb_base, q->chip_base_addr, (unsigned int)from, len);

- /* Wait until the previous command is finished. */
- ret = nor->wait_till_ready(nor);
- if (ret)
- return ret;
-
/* Read out the data directly from the AHB buffer.*/
memcpy(buf, q->ahb_base + q->chip_base_addr + from, len);

@@ -744,11 +738,6 @@ static int fsl_qspi_erase(struct spi_nor *nor, loff_t offs)
dev_dbg(nor->dev, "%dKiB at 0x%08x:0x%08x\n",
nor->mtd->erasesize / 1024, q->chip_base_addr, (u32)offs);

- /* Wait until finished previous write command. */
- ret = nor->wait_till_ready(nor);
- if (ret)
- return ret;
-
/* Send write enable, then erase commands. */
ret = nor->write_reg(nor, SPINOR_OP_WREN, NULL, 0, 0);
if (ret)
--
1.9.1