mmc: sh_mmcif: add support for bundled MMCIF IRQs

On newer SoCs like R-Mobile U2, MMCIF interrupts are bundled.

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
1 file changed