mfd: sh_mobile_sdhi: activate SDIO IRQ for tmio_mmc

The SDHI Controller on SH-Mobile SoCs supports SDIO IRQ signalling.
This patch advertises this fact to the tmio_mmc driver.

Signed-off-by: Arnd Hannemann <arnd@arndnet.de>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/mfd/sh_mobile_sdhi.c b/drivers/mfd/sh_mobile_sdhi.c
index 3ca20ecaac7e..0a7df44a93c0 100644
--- a/drivers/mfd/sh_mobile_sdhi.c
+++ b/drivers/mfd/sh_mobile_sdhi.c
@@ -131,6 +131,11 @@ static int __devinit sh_mobile_sdhi_probe(struct platform_device *pdev)
          */
         mmc_data->flags |= TMIO_MMC_BLKSZ_2BYTES;
 
+        /*
+         * All SDHI blocks support SDIO IRQ signalling.
+         */
+        mmc_data->flags |= TMIO_MMC_SDIO_IRQ;
+
         if (p && p->dma_slave_tx >= 0 && p->dma_slave_rx >= 0) {
                 priv->param_tx.slave_id = p->dma_slave_tx;
                 priv->param_rx.slave_id = p->dma_slave_rx;