Messages in this thread Patch in this message | | | From | Vignesh Raghavendra <> | Subject | [PATCH v3 6/8] mtd: spi-nor: cadence-quadspi: Drop redundant WREN in erase path | Date | Mon, 1 Jun 2020 11:17:23 +0530 |
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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> --- 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 0570ebca135a..6b1cbad25e3f 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
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