spi: move more spi_setup() functionality into core

[mirror_ubuntu-bionic-kernel.git] / drivers / spi / omap2_mcspi.c

diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index b4f3b753d0f453116f7efb2c355cfdd9ef314a0c..eee4b6e0af2ccaa6ce592217ee11287a6c5aab41 100644 (file)
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -603,9 +603,6 @@ static int omap2_mcspi_request_dma(struct spi_device *spi)
        return 0;
 }
 
-/* the spi->mode bits understood by this driver: */
-#define MODEBITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH)
-
 static int omap2_mcspi_setup(struct spi_device *spi)
 {
        int                     ret;
@@ -613,12 +610,6 @@ static int omap2_mcspi_setup(struct spi_device *spi)
        struct omap2_mcspi_dma  *mcspi_dma;
        struct omap2_mcspi_cs   *cs = spi->controller_state;
 
-       if (spi->mode & ~MODEBITS) {
-               dev_dbg(&spi->dev, "setup: unsupported mode bits %x\n",
-                       spi->mode & ~MODEBITS);
-               return -EINVAL;
-       }
-
        if (spi->bits_per_word < 4 || spi->bits_per_word > 32) {
                dev_dbg(&spi->dev, "setup: unsupported %d bit words\n",
                        spi->bits_per_word);
@@ -982,6 +973,9 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev)
                return -ENOMEM;
        }
 
+       /* the spi->mode bits understood by this driver: */
+       master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
+
        if (pdev->id != -1)
                master->bus_num = pdev->id;