mb/google/corsola: Configure eMMC and SD Card

The Corsola reference design has both eMMC and SD Card interfaces
so we have to configure both in RAM stage.

TEST=boot kernel from eMMC and SDCard ok
BUG=b:202871018

Signed-off-by: Wenbin Mei <wenbin.mei@mediatek.com>
Change-Id: I0fa8712eb61685a305dc5dd49cc2e55f1f0eecd4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59293
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>

src/mainboard/google/corsola/mainboard.c

@@ -1,10 +1,13 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <device/device.h>
+#include <soc/msdc.h>
 #include <soc/usb.h>
 
 static void mainboard_init(struct device *dev)
 {
+	mtk_msdc_configure_emmc();
+	mtk_msdc_configure_sdcard();
 	setup_usb_host();
 }