spi: bcm-qspi: Make BSPI default mode

The spi-nor controller defaults to BSPI mode, hence switch back
to its default mode after MSPI operations (write or erase)
are completed.

Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Kamal Dasu <kdasu.kdev@gmail.com>
Link: https://lore.kernel.org/r/1567139325-7912-1-git-send-email-rayagonda.kokatanur@broadcom.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c
index 0dbfd24..7a35318 100644 (file)
--- a/drivers/spi/spi-bcm-qspi.c
+++ b/drivers/spi/spi-bcm-qspi.c
@@ -897,6 +897,7 @@ static int bcm_qspi_transfer_one(struct spi_master *master,
 
                read_from_hw(qspi, slots);
        }
+       bcm_qspi_enable_bspi(qspi);
 
        return 0;
 }