configs: stm32h743-eval: enable SDMMC support

Enable CMD_MMC, DM_MMC and STM32_SDMMC2 flags

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/configs/stm32h743-eval_defconfig b/configs/stm32h743-eval_defconfig
index 61e702e..5b02a94 100644
--- a/configs/stm32h743-eval_defconfig
+++ b/configs/stm32h743-eval_defconfig
@@ -16,12 +16,15 @@
 CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FPGA is not set
+CONFIG_CMD_MMC=y
 # CONFIG_CMD_SETEXPR is not set
 # CONFIG_CMD_NET is not set
 # CONFIG_CMD_NFS is not set
 CONFIG_CMD_TIMER=y
 CONFIG_OF_CONTROL=y
 CONFIG_OF_EMBED=y
+CONFIG_DM_MMC=y
+CONFIG_STM32_SDMMC2=y
 # CONFIG_PINCTRL_FULL is not set
 # CONFIG_SPL_SERIAL_PRESENT is not set
 CONFIG_REGEX=y