Add sdhci_omap_enable_sdio_irq to set CTPL and CLKEXTFREE bits in
MMCHS_CON register required to detect asynchronous card interrupt
on DAT[1].
Signed-off-by: NKishon Vijay Abraham I <kishon@ti.com>
Acked-by: NAdrian Hunter <adrian.hunter@intel.com>
Acked-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>