[RESEND PATCH v3 6/8] mtd: spi-nor: cadence-quadspi: Drop redundant WREN in erase path

Vignesh Raghavendra
2020-06-01T07:05:59Z

Drop redundant WREN command in cqspi_erase() as SPI NOR core takes care
of sending WREN command before sending erase command.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
---
drivers/mtd/spi-nor/controllers/cadence-quadspi.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/mtd/spi-nor/controllers/cadence-quadspi.c b/drivers/mtd/spi-nor/controllers/cadence-quadspi.c
index 0570ebca135a9..6b1cbad25e3f6 100644
--- a/drivers/mtd/spi-nor/controllers/cadence-quadspi.c
+++ b/drivers/mtd/spi-nor/controllers/cadence-quadspi.c
@@ -1016,11 +1016,6 @@ static int cqspi_erase(struct spi_nor *nor, loff_t offs)
if (ret)
return ret;

- /* Send write enable, then erase commands. */
- ret = nor->controller_ops->write_reg(nor, SPINOR_OP_WREN, NULL, 0);
- if (ret)
- return ret;
-
/* Set up command buffer. */
ret = cqspi_command_write_addr(nor, nor->erase_opcode, offs);
if (ret)
--
2.26.2