diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 1d40fe6..fa32df0 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -128,6 +128,8 @@ config SYS_CPU
 	default "sh3" if CPU_SH3
 	default "sh4" if CPU_SH4
 
+source "arch/sh/lib/Kconfig"
+
 source "board/alphaproject/ap_sh4a_4a/Kconfig"
 source "board/espt/Kconfig"
 source "board/mpr2/Kconfig"
diff --git a/arch/sh/lib/Kconfig b/arch/sh/lib/Kconfig
new file mode 100644
index 0000000..cec8d09
--- /dev/null
+++ b/arch/sh/lib/Kconfig
@@ -0,0 +1,6 @@
+config CMD_SH_ZIMAGEBOOT
+	bool "zimageboot - Boot a zImage on SH"
+	default y
+	help
+	  This is special SH-specific command to boot a zImage (compressed
+	  Linux image) on SH-architecture boards.
diff --git a/include/configs/r2dplus.h b/include/configs/r2dplus.h
index a604848..4feaa05 100644
--- a/include/configs/r2dplus.h
+++ b/include/configs/r2dplus.h
@@ -8,11 +8,6 @@
 
 #define CONFIG_DISPLAY_BOARDINFO
 
-/*
- * Command line configuration.
- */
-#define CONFIG_CMD_SH_ZIMAGEBOOT
-
 /* SCIF */
 #define CONFIG_CONS_SCIF1	1
 
diff --git a/include/configs/sh7785lcr.h b/include/configs/sh7785lcr.h
index d4477c2..da827ac 100644
--- a/include/configs/sh7785lcr.h
+++ b/include/configs/sh7785lcr.h
@@ -12,8 +12,6 @@
 #define CONFIG_CPU_SH7785	1
 #define CONFIG_SH7785LCR	1
 
-#define CONFIG_CMD_SH_ZIMAGEBOOT
-
 #define CONFIG_BOOTARGS		"console=ttySC1,115200 root=/dev/nfs ip=dhcp"
 
 #define CONFIG_EXTRA_ENV_SETTINGS					\
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index cd47dbc..ef63888 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -293,7 +293,6 @@ CONFIG_CM922T_XA10
 CONFIG_CMDLINE_EDITING
 CONFIG_CMDLINE_PS_SUPPORT
 CONFIG_CMDLINE_TAG
-CONFIG_CMD_SH_ZIMAGEBOOT
 CONFIG_CMD_SPL
 CONFIG_CMD_SPL_NAND_OFS
 CONFIG_CMD_SPL_WRITE_SIZE