mmc: atmel-mci: remove useless DMA stuff for non-dt devices

All devices with a DMA controller are DT compliant and legacy support
has been removed. For those reasons, some DMA stuff is useless.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index de2287c5bf3a..f187e75d449c 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -2274,17 +2274,9 @@ static void atmci_cleanup_slot(struct atmel_mci_slot *slot,
 
 static bool atmci_configure_dma(struct atmel_mci *host)
 {
-        struct mci_platform_data        *pdata;
-        dma_cap_mask_t mask;
-
         if (host == NULL)
                 return false;
 
-        pdata = host->pdev->dev.platform_data;
-
-        dma_cap_zero(mask);
-        dma_cap_set(DMA_SLAVE, mask);
-
         host->dma.chan = dma_request_slave_channel(&host->pdev->dev, "rxtx");
         if (!host->dma.chan) {
                 dev_warn(&host->pdev->dev, "no DMA channel available\n");