From: Tudor Ambarus <[email protected]> Set the QSPI controller in Serial Memory Mode at init and not at each exec_op() call.
Signed-off-by: Tudor Ambarus <[email protected]> --- drivers/spi/atmel-quadspi.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c index ddc712410812..f79b17792a11 100644 --- a/drivers/spi/atmel-quadspi.c +++ b/drivers/spi/atmel-quadspi.c @@ -238,8 +238,6 @@ static int atmel_qspi_exec_op(struct spi_mem *mem, const struct spi_mem_op *op) icr = QSPI_ICR_INST(op->cmd.opcode); ifr = QSPI_IFR_INSTEN; - qspi_writel(aq, QSPI_MR, QSPI_MR_SMM); - mode = find_mode(op); if (mode < 0) return -ENOTSUPP; @@ -381,6 +379,9 @@ static int atmel_qspi_init(struct atmel_qspi *aq) /* Reset the QSPI controller */ qspi_writel(aq, QSPI_CR, QSPI_CR_SWRST); + /* Set the QSPI controller in Serial Memory Mode */ + qspi_writel(aq, QSPI_MR, QSPI_MR_SMM); + /* Enable the QSPI controller */ qspi_writel(aq, QSPI_CR, QSPI_CR_QSPIEN); -- 2.9.5
