configs: stm32mp1: Restore boot SPL from sdcard for Engicam i.Core STM32MP1 EDIMM2.2

Restore boot SPL from sdcard for Engicam i.Core STM32MP1 EDIMM2.2.

Fixes: 2a00d73d ("spl: mmc: Try to clean up raw-mode options")

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>

configs/stm32mp15-icore-stm32mp1-edimm2.2_defconfig

@@ -27,6 +27,9 @@ CONFIG_SPL_SYS_MALLOC=y
 CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y
 CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0xc0300000
 CONFIG_SPL_SYS_MALLOC_SIZE=0x1d00000
+CONFIG_SPL_SYS_MMCSD_RAW_MODE=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=0x3
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_SPL_I2C=y
 CONFIG_SPL_POWER=y