diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/davinci_spi.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/spi/davinci_spi.c b/drivers/spi/davinci_spi.c index 4518ecb..13aca52 100644 --- a/drivers/spi/davinci_spi.c +++ b/drivers/spi/davinci_spi.c @@ -173,7 +173,7 @@ static int davinci_spi_read(struct spi_slave *slave, unsigned int len, } static int davinci_spi_write(struct spi_slave *slave, unsigned int len, - const u8 *txp, unsigned long flags) + const u8 *txp, unsigned long flags) { struct davinci_spi_slave *ds = to_davinci_spi(slave); unsigned int data1_reg_val; @@ -237,7 +237,7 @@ static int davinci_spi_read_write(struct spi_slave *slave, unsigned int len, #endif int spi_xfer(struct spi_slave *slave, unsigned int bitlen, - const void *dout, void *din, unsigned long flags) + const void *dout, void *din, unsigned long flags) { unsigned int len; @@ -266,6 +266,10 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, #ifndef CONFIG_SPI_HALF_DUPLEX else return davinci_spi_read_write(slave, len, din, dout, flags); +#else + printf("SPI full duplex transaction requested with " + "CONFIG_SPI_HALF_DUPLEX defined.\n"); + flags |= SPI_XFER_END; #endif out: |