1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index e2f7c5c0f4ba..7064cd008539 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -591,6 +591,9 @@ static int dw_spi_setup(struct spi_device *spi)
                         | (spi->mode  << SPI_MODE_OFFSET)
                         | (chip->tmode << SPI_TMOD_OFFSET);
 
+        if (spi->mode & SPI_LOOP)
+                chip->cr0 |= 1 << SPI_SRL_OFFSET;
+
         if (gpio_is_valid(spi->cs_gpio)) {
                 ret = gpio_direction_output(spi->cs_gpio,
                                 !(spi->mode & SPI_CS_HIGH));
@@ -652,7 +655,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
                 goto err_free_master;
         }
 
-        master->mode_bits = SPI_CPOL | SPI_CPHA;
+        master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LOOP;
         master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
         master->bus_num = dws->bus_num;
         master->num_chipselect = dws->num_cs;