Some host controllers can set mmc->caps before sdhci_add_host().
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
        else
                mmc->f_min = host->max_clk / 256;
        mmc->f_max = host->max_clk;
-       mmc->caps = MMC_CAP_SDIO_IRQ;
+       mmc->caps |= MMC_CAP_SDIO_IRQ;
 
        if (!(host->quirks & SDHCI_QUIRK_FORCE_1_BIT_DATA))
                mmc->caps |= MMC_CAP_4_BIT_DATA;