Unverified Commit 41b5ed6e authored Jun 01, 2020 by Vignesh Raghavendra Committed by Mark Brown Jun 19, 2020

mtd: spi-nor: cadence-quadspi: Drop redundant WREN in erase path



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>
Acked-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20200601070444.16923-7-vigneshr@ti.com


Signed-off-by: Mark Brown <broonie@kernel.org>

parent 935da5e5

drivers/mtd/spi-nor/controllers/cadence-quadspi.c

+0 −5

Original line number	Diff line number	Diff line
		@@ -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)

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