diff --git a/board/phytec/phycore_imx8mp/Kconfig b/board/phytec/phycore_imx8mp/Kconfig
index bdf9e97..caf9cb0 100644
--- a/board/phytec/phycore_imx8mp/Kconfig
+++ b/board/phytec/phycore_imx8mp/Kconfig
@@ -45,7 +45,6 @@
 
 config PHYCORE_IMX8MP_RAM_SIZE_8GB
 	bool "8GB RAM"
-	select PHYCORE_IMX8MP_USE_2GHZ_RAM_TIMINGS
 	help
 	  Set RAM size fix to 8GB for phyCORE-i.MX8MP.
 	  Only 2GHz RAMs are supported.
@@ -54,7 +53,6 @@
 
 config PHYCORE_IMX8MP_RAM_FREQ_FIX
 	bool "Set phyCORE-i.MX8MP RAM frequency fix instead of detecting"
-	default false
 	help
 	  RAM frequency is automatic being detected with the help of
 	  the EEPROM introspection data. Set RAM frequency to a fix value