omap3: Use raw SPL by default for mmc1

Now that we fall back to the FS code path when we don't find u-boot
at the raw sector offset, there is no good reason to not default to
raw boot.

With this patch, I can successfully boot u-boot from a raw sector
offset on beagle-xm.
Signed-off-by: NAlexander Graf <agraf@suse.de>

arch/arm/cpu/armv7/omap-common/boot-common.c

@@ -111,8 +111,6 @@ void save_omap_boot_params(void)
 	    (boot_device <= MMC_BOOT_DEVICES_END)) {
 		switch (boot_device) {
 		case BOOT_DEVICE_MMC1:
-			boot_mode = MMCSD_MODE_FS;
-			break;
 		case BOOT_DEVICE_MMC2:
 			boot_mode = MMCSD_MODE_RAW;
 			break;