The 8-bit mode mmc has pin conflicts with display. Let's use 4-bit mode by default, so that display can be enabled together later. Also add vmmc-supply for mmc device. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
The 8-bit mode mmc has pin conflicts with display. Let's use 4-bit mode by default, so that display can be enabled together later. Also add vmmc-supply for mmc device. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>