ARM: dts: am437x-sk: add explicit MMC0 pinmux

By don't relying on implicit MMC0 pulldown we
make sure that pins are marked busy and even
if we have a broken bootloader, MMC0 will
remain functional.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
1 file changed