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OpenCloudOS-Kernel
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mtd: m25p80: drop erase() callback 

Just use the spi-nor default instead.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Brian Norris 2015-11-10 12:15:28 -08:00
parent c67cbb839d
commit cd78ea02dc
1 changed files with 0 additions and 17 deletions
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17
drivers/mtd/devices/m25p80.c
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@ -152,22 +152,6 @@ static int m25p80_read(struct spi_nor *nor, loff_t from, size_t len,
return 0;
}
static int m25p80_erase(struct spi_nor *nor, loff_t offset)
{
struct m25p *flash = nor->priv;
dev_dbg(nor->dev, "%dKiB at 0x%08x\n",
flash->spi_nor.mtd.erasesize / 1024, (u32)offset);
/* Set up command buffer. */
flash->command[0] = nor->erase_opcode;
m25p_addr2cmd(nor, offset, flash->command);
spi_write(flash->spi, flash->command, m25p_cmdsz(nor));
return 0;
}
/*
* board specific setup should have ensured the SPI clock used here
* matches what the READ command supports, at least until this driver
@ -193,7 +177,6 @@ static int m25p_probe(struct spi_device *spi)
/* install the hooks */
nor->read = m25p80_read;
nor->write = m25p80_write;
nor->erase = m25p80_erase;
nor->write_reg = m25p80_write_reg;
nor->read_reg = m25p80_read_reg;