diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index a3f0cbc..69cb0f7 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -35,6 +35,9 @@ config MCF5445x
 config MCF5227x
 	bool
 
+config MCF547x_8x
+	bool
+
 # processor type
 config M5208
 	bool
@@ -101,6 +104,14 @@ config M52277
 	bool
 	select MCF5227x
 
+config M547x
+	bool
+	select MCF547x_8x
+
+config M548x
+	bool
+	select MCF547x_8x
+
 choice
 	prompt "Target select"
 
@@ -178,9 +189,11 @@ config TARGET_M54455EVB
 
 config TARGET_M5475EVB
 	bool "Support M5475EVB"
+	select M547x
 
 config TARGET_M5485EVB
 	bool "Support M5485EVB"
+	select M548x
 
 config TARGET_AMCORE
 	bool "Support AMCORE"
diff --git a/arch/m68k/cpu/mcf547x_8x/config.mk b/arch/m68k/cpu/mcf547x_8x/config.mk
index 825f6cc..240dd27 100644
--- a/arch/m68k/cpu/mcf547x_8x/config.mk
+++ b/arch/m68k/cpu/mcf547x_8x/config.mk
@@ -7,7 +7,9 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-PLATFORM_CPPFLAGS += -mcpu=5485 -fPIC
+cpuflags-$(CONFIG_MCF547x_8x) := -mcpu=5485 -fPIC
+
+PLATFORM_CPPFLAGS += $(cpuflags-y)
 
 ifneq (,$(findstring -linux-,$(shell $(CC) --version)))
 ifneq (,$(findstring GOT,$(shell $(LD) --help)))
diff --git a/include/configs/M5475EVB.h b/include/configs/M5475EVB.h
index 2f4549f..91d6a1a 100644
--- a/include/configs/M5475EVB.h
+++ b/include/configs/M5475EVB.h
@@ -18,9 +18,6 @@
  * High Level Configuration Options
  * (easy to change)
  */
-#define CONFIG_MCF547x_8x	/* define processor family */
-#define CONFIG_M547x		/* define processor type */
-#define CONFIG_M5475		/* define processor type */
 
 #define CONFIG_DISPLAY_BOARDINFO
 
diff --git a/include/configs/M5485EVB.h b/include/configs/M5485EVB.h
index 9aa02f7..ce9f3b0 100644
--- a/include/configs/M5485EVB.h
+++ b/include/configs/M5485EVB.h
@@ -18,9 +18,6 @@
  * High Level Configuration Options
  * (easy to change)
  */
-#define CONFIG_MCF547x_8x	/* define processor family */
-#define CONFIG_M548x		/* define processor type */
-#define CONFIG_M5485		/* define processor type */
 
 #define CONFIG_DISPLAY_BOARDINFO