ot1200: enable CONFIG_IMX_THERMAL for detailed thermal information

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
diff --git a/configs/ot1200_spl_defconfig b/configs/ot1200_spl_defconfig
index b64ded2..1e3b0f7 100644
--- a/configs/ot1200_spl_defconfig
+++ b/configs/ot1200_spl_defconfig
@@ -36,6 +36,8 @@
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_SPI_FLASH_SST=y
 CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_DM=y
+CONFIG_DM_THERMAL=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
 CONFIG_OF_LIBFDT=y