mmc: tmio: support caps2 flags

Allow tmio mmc glue drivers to pass mmc_host::caps2 flags down to
the mmc layer.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index b204012f..f8df021 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -951,6 +951,7 @@
 
 	mmc->ops = &tmio_mmc_ops;
 	mmc->caps = MMC_CAP_4_BIT_DATA | pdata->capabilities;
+	mmc->caps2 = pdata->capabilities2;
 	mmc->max_segs = 32;
 	mmc->max_blk_size = 512;
 	mmc->max_blk_count = (PAGE_CACHE_SIZE / mmc->max_blk_size) *
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index b332c4c..d83af39 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -101,6 +101,7 @@
 struct tmio_mmc_data {
 	unsigned int			hclk;
 	unsigned long			capabilities;
+	unsigned long			capabilities2;
 	unsigned long			flags;
 	u32				ocr_mask;	/* available voltages */
 	struct tmio_mmc_dma		*dma;