configs: stm32mp13: activate I2C support

Activate the I2C driver in STM32MP13x config.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
diff --git a/configs/stm32mp13_defconfig b/configs/stm32mp13_defconfig
index 5f88f08..6d0b02b 100644
--- a/configs/stm32mp13_defconfig
+++ b/configs/stm32mp13_defconfig
@@ -25,6 +25,7 @@
 CONFIG_CMD_MEMTEST=y
 CONFIG_CMD_CLK=y
 CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
 CONFIG_CMD_MMC=y
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_TIME=y
@@ -38,6 +39,8 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_SYS_MMC_ENV_DEV=-1
 CONFIG_CLK_SCMI=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_STM32F7=y
 CONFIG_STM32_SDMMC2=y
 CONFIG_DM_ETH=y
 CONFIG_PINCONF=y