board: phytec: common: Add imx8m specific EEPROM detection support

Add imx8m specific detection part. Which includes checking the
EEPROM data for article number options.

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Yannic Moog <y.moog@phytec.de>
Tested-by: Yannic Moog <y.moog@phytec.de>
diff --git a/board/phytec/common/Makefile b/board/phytec/common/Makefile
index 5fe8725..fe28964 100644
--- a/board/phytec/common/Makefile
+++ b/board/phytec/common/Makefile
@@ -8,3 +8,4 @@
 endif
 
 obj-$(CONFIG_PHYTEC_SOM_DETECTION) += phytec_som_detection.o
+obj-$(CONFIG_PHYTEC_IMX8M_SOM_DETECTION) += imx8m_som_detection.o