1 files changed, 1 insertions, 19 deletions

diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index fc190a5a0bad..ed4af4708d9a 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -335,23 +335,6 @@ static void omap2_mcspi_restore_ctx(struct omap2_mcspi *mcspi)
                 __raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
 }
 
-static int omap2_prepare_transfer(struct spi_master *master)
-{
-        struct omap2_mcspi *mcspi = spi_master_get_devdata(master);
-
-        pm_runtime_get_sync(mcspi->dev);
-        return 0;
-}
-
-static int omap2_unprepare_transfer(struct spi_master *master)
-{
-        struct omap2_mcspi *mcspi = spi_master_get_devdata(master);
-
-        pm_runtime_mark_last_busy(mcspi->dev);
-        pm_runtime_put_autosuspend(mcspi->dev);
-        return 0;
-}
-
 static int mcspi_wait_for_reg_bit(void __iomem *reg, unsigned long bit)
 {
         unsigned long timeout;
@@ -1318,8 +1301,7 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
         master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
         master->bits_per_word_mask = SPI_BPW_RANGE_MASK(4, 32);
         master->setup = omap2_mcspi_setup;
-        master->prepare_transfer_hardware = omap2_prepare_transfer;
-        master->unprepare_transfer_hardware = omap2_unprepare_transfer;
+        master->auto_runtime_pm = true;
         master->transfer_one_message = omap2_mcspi_transfer_one_message;
         master->cleanup = omap2_mcspi_cleanup;
         master->dev.of_node = node;