configs: th1520_lpi4a: enable mmc controller support

Enable driver for DesignWare MSHC. TH1520 supports all
speed modes up to HS400ES and UHS SDR105.

Also enable ADMA and mmc command.

Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Maksim Kiselev <bigunclemax@gmail.com>
1 file changed