choice
prompt "Target select"
+ optional
config TARGET_RSK7203
bool "RSK+ 7203"
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"