linux-imx

/**

 * davinci_spi_setup - This functions will set default transfer method

 * @spi: spi device on which data transfer to be done

 *

 * This functions sets the default transfer method.

 */

static int davinci_spi_setup(struct spi_device *spi)

{

    struct davinci_spi *dspi;

    struct device_node *np = spi->dev.of_node;

    bool internal_cs = true;

​

    dspi = spi_master_get_devdata(spi->master);

​

    if (!(spi->mode & SPI_NO_CS)) {

        if (np && spi->cs_gpiod)

            internal_cs = false;

​

        if (internal_cs)