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Commit 8fdc6cd4 authored by Brian Norris's avatar Brian Norris
Browse files

mtd: fsl-quadspi: drop wait-till-ready checks 



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

Signed-off-by: default avatarBrian Norris <computersforpeace@gmail.com>
Cc: Huang Shijie <b32955@freescale.com>
Reviewed-by: default avatarMarek Vasut <marex@denx.de>
parent 6af91949

drivers/mtd/spi-nor/fsl-quadspi.c

+0 −11
Original line number Diff line number Diff line
@@ -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)