spi/pxa2xx: Convert to core runtime PM

Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index f440dce..a8c8542 100644 (file)
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -804,14 +804,6 @@ static int pxa2xx_spi_transfer_one_message(struct spi_master *master,
        return 0;
 }
 
-static int pxa2xx_spi_prepare_transfer(struct spi_master *master)
-{
-       struct driver_data *drv_data = spi_master_get_devdata(master);
-
-       pm_runtime_get_sync(&drv_data->pdev->dev);
-       return 0;
-}
-
 static int pxa2xx_spi_unprepare_transfer(struct spi_master *master)
 {
        struct driver_data *drv_data = spi_master_get_devdata(master);
@@ -820,8 +812,6 @@ static int pxa2xx_spi_unprepare_transfer(struct spi_master *master)
        write_SSCR0(read_SSCR0(drv_data->ioaddr) & ~SSCR0_SSE,
                    drv_data->ioaddr);
 
-       pm_runtime_mark_last_busy(&drv_data->pdev->dev);
-       pm_runtime_put_autosuspend(&drv_data->pdev->dev);
        return 0;
 }
 
@@ -1134,8 +1124,8 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
        master->cleanup = cleanup;
        master->setup = setup;
        master->transfer_one_message = pxa2xx_spi_transfer_one_message;
-       master->prepare_transfer_hardware = pxa2xx_spi_prepare_transfer;
        master->unprepare_transfer_hardware = pxa2xx_spi_unprepare_transfer;
+       master->auto_runtime_pm = true;
 
        drv_data->ssp_type = ssp->type;
        drv_data->null_dma_buf = (u32 *)PTR_ALIGN(&drv_data[1], DMA_ALIGNMENT);